1SYSTEMD.DIRECTIVES(7)         systemd.directives         SYSTEMD.DIRECTIVES(7)
2
3
4

NAME

6       systemd.directives - Index of configuration directives
7

UNIT DIRECTIVES

9       Directives for configuring units, used in unit files.
10
11       Accept=
12           systemd.socket(5)
13
14       AccuracySec=
15           systemd.timer(5)
16
17       After=
18           systemd.unit(5)
19
20       Alias=
21           systemd.unit(5)
22
23       AllowIsolate=
24           systemd.unit(5)
25
26       AllowedCPUs=
27           systemd.resource-control(5)
28
29       AllowedMemoryNodes=
30           systemd.resource-control(5)
31
32       Also=
33           systemd.unit(5)
34
35       AmbientCapabilities=
36           systemd.exec(5)
37
38       AppArmorProfile=
39           systemd.exec(5)
40
41       AssertACPower=
42           systemd.unit(5)
43
44       AssertArchitecture=
45           systemd.unit(5)
46
47       AssertCPUs=
48           systemd.unit(5)
49
50       AssertCapability=
51           systemd.unit(5)
52
53       AssertControlGroupController=
54           systemd.unit(5)
55
56       AssertDirectoryNotEmpty=
57           systemd.unit(5)
58
59       AssertEnvironment=
60           systemd.unit(5)
61
62       AssertFileIsExecutable=
63           systemd.unit(5)
64
65       AssertFileNotEmpty=
66           systemd.unit(5)
67
68       AssertFirstBoot=
69           systemd.unit(5)
70
71       AssertGroup=
72           systemd.unit(5)
73
74       AssertHost=
75           systemd.unit(5)
76
77       AssertKernelCommandLine=
78           systemd.unit(5)
79
80       AssertKernelVersion=
81           systemd.unit(5)
82
83       AssertMemory=
84           systemd.unit(5)
85
86       AssertNeedsUpdate=
87           systemd.unit(5)
88
89       AssertPathExists=
90           systemd.unit(5)
91
92       AssertPathExistsGlob=
93           systemd.unit(5)
94
95       AssertPathIsDirectory=
96           systemd.unit(5)
97
98       AssertPathIsEncrypted=
99           systemd.unit(5)
100
101       AssertPathIsMountPoint=
102           systemd.unit(5)
103
104       AssertPathIsReadWrite=
105           systemd.unit(5)
106
107       AssertPathIsSymbolicLink=
108           systemd.unit(5)
109
110       AssertSecurity=
111           systemd.unit(5)
112
113       AssertUser=
114           systemd.unit(5)
115
116       AssertVirtualization=
117           systemd.unit(5)
118
119       Backlog=
120           systemd.socket(5)
121
122       Before=
123           systemd.unit(5)
124
125       BindIPv6Only=
126           systemd.socket(5)
127
128       BindPaths=
129           systemd.exec(5)
130
131       BindReadOnlyPaths=
132           systemd.exec(5)
133
134       BindToDevice=
135           systemd.socket(5)
136
137       BindsTo=
138           systemd.unit(5)
139
140       BlockIOAccounting=
141           systemd.resource-control(5)
142
143       BlockIODeviceWeight=
144           systemd.resource-control(5)
145
146       BlockIOReadBandwidth=
147           systemd.resource-control(5)
148
149       BlockIOWeight=
150           systemd.resource-control(5)
151
152       BlockIOWriteBandwidth=
153           systemd.resource-control(5)
154
155       Broadcast=
156           systemd.socket(5)
157
158       BusName=
159           systemd.service(5)
160
161       CPUAccounting=
162           systemd.resource-control(5)
163
164       CPUAffinity=
165           systemd.exec(5)
166
167       CPUQuota=
168           systemd.resource-control(5)
169
170       CPUQuotaPeriodSec=
171           systemd.resource-control(5)
172
173       CPUSchedulingPolicy=
174           systemd.exec(5)
175
176       CPUSchedulingPriority=
177           systemd.exec(5)
178
179       CPUSchedulingResetOnFork=
180           systemd.exec(5)
181
182       CPUShares=
183           systemd.resource-control(5)
184
185       CPUWeight=
186           systemd.resource-control(5)
187
188       CacheDirectory=
189           systemd.exec(5)
190
191       CacheDirectoryMode=
192           systemd.exec(5)
193
194       CapabilityBoundingSet=
195           systemd.exec(5)
196
197       CollectMode=
198           systemd.unit(5)
199
200       ConditionACPower=
201           systemd.unit(5)
202
203       ConditionArchitecture=
204           systemd.unit(5)
205
206       ConditionCPUFeature=
207           systemd.unit(5)
208
209       ConditionCPUs=
210           systemd.unit(5)
211
212       ConditionCapability=
213           systemd.unit(5)
214
215       ConditionControlGroupController=
216           systemd.unit(5)
217
218       ConditionDirectoryNotEmpty=
219           systemd.unit(5)
220
221       ConditionEnvironment=
222           systemd.unit(5)
223
224       ConditionFileIsExecutable=
225           systemd.unit(5)
226
227       ConditionFileNotEmpty=
228           systemd.unit(5)
229
230       ConditionFirstBoot=
231           systemd.unit(5)
232
233       ConditionGroup=
234           systemd.unit(5)
235
236       ConditionHost=
237           systemd.unit(5)
238
239       ConditionKernelCommandLine=
240           systemd.unit(5)
241
242       ConditionKernelVersion=
243           systemd.unit(5)
244
245       ConditionMemory=
246           systemd.unit(5)
247
248       ConditionNeedsUpdate=
249           systemd.unit(5)
250
251       ConditionPathExists=
252           systemd.unit(5)
253
254       ConditionPathExistsGlob=
255           systemd.unit(5)
256
257       ConditionPathIsDirectory=
258           systemd.unit(5)
259
260       ConditionPathIsEncrypted=
261           systemd.unit(5)
262
263       ConditionPathIsMountPoint=
264           systemd.unit(5)
265
266       ConditionPathIsReadWrite=
267           systemd.unit(5)
268
269       ConditionPathIsSymbolicLink=
270           systemd.unit(5)
271
272       ConditionSecurity=
273           systemd.unit(5)
274
275       ConditionUser=
276           systemd.unit(5)
277
278       ConditionVirtualization=
279           systemd.unit(5)
280
281       ConfigurationDirectory=
282           systemd.exec(5)
283
284       ConfigurationDirectoryMode=
285           systemd.exec(5)
286
287       Conflicts=
288           systemd.unit(5)
289
290       CoredumpFilter=
291           systemd.exec(5)
292
293       DefaultDependencies=
294           systemd.unit(5)
295
296       DefaultInstance=
297           systemd.unit(5)
298
299       DeferAcceptSec=
300           systemd.socket(5)
301
302       Delegate=
303           systemd.resource-control(5)
304
305       Description=
306           systemd.unit(5)
307
308       DeviceAllow=
309           systemd.resource-control(5)
310
311       DevicePolicy=
312           systemd.resource-control(5)
313
314       DirectoryMode=
315           systemd.automount(5), systemd.mount(5), systemd.path(5),
316           systemd.socket(5)
317
318       DirectoryNotEmpty=
319           systemd.path(5)
320
321       DisableControllers=
322           systemd.resource-control(5)
323
324       Documentation=
325           systemd.unit(5)
326
327       DynamicUser=
328           systemd.exec(5)
329
330       Environment=
331           systemd.exec(5)
332
333       EnvironmentFile=
334           systemd.exec(5)
335
336       ExecCondition=
337           systemd.service(5)
338
339       ExecPaths=
340           systemd.exec(5)
341
342       ExecReload=
343           systemd.service(5)
344
345       ExecStart=
346           systemd.service(5)
347
348       ExecStartPost=
349           systemd.service(5), systemd.socket(5)
350
351       ExecStartPre=
352           systemd.service(5), systemd.socket(5)
353
354       ExecStop=
355           systemd.service(5)
356
357       ExecStopPost=
358           systemd.service(5), systemd.socket(5)
359
360       ExecStopPre=
361           systemd.socket(5)
362
363       ExtensionImages=
364           systemd.exec(5)
365
366       FailureAction=
367           systemd.unit(5)
368
369       FailureActionExitStatus=
370           systemd.unit(5)
371
372       FileDescriptorName=
373           systemd.socket(5)
374
375       FileDescriptorStoreMax=
376           systemd.service(5)
377
378       FinalKillSignal=
379           systemd.kill(5)
380
381       FixedRandomDelay=
382           systemd.timer(5)
383
384       FlushPending=
385           systemd.socket(5)
386
387       ForceUnmount=
388           systemd.mount(5)
389
390       FreeBind=
391           systemd.socket(5)
392
393       Group=
394           systemd.exec(5)
395
396       GuessMainPID=
397           systemd.service(5)
398
399       IOAccounting=
400           systemd.resource-control(5)
401
402       IODeviceLatencyTargetSec=
403           systemd.resource-control(5)
404
405       IODeviceWeight=
406           systemd.resource-control(5)
407
408       IOReadBandwidthMax=
409           systemd.resource-control(5)
410
411       IOReadIOPSMax=
412           systemd.resource-control(5)
413
414       IOSchedulingClass=
415           systemd.exec(5)
416
417       IOSchedulingPriority=
418           systemd.exec(5)
419
420       IOWeight=
421           systemd.resource-control(5)
422
423       IOWriteBandwidthMax=
424           systemd.resource-control(5)
425
426       IOWriteIOPSMax=
427           systemd.resource-control(5)
428
429       IPAccounting=
430           systemd.resource-control(5)
431
432       IPAddressAllow=
433           systemd.resource-control(5)
434
435       IPAddressDeny=
436           systemd.resource-control(5)
437
438       IPCNamespacePath=
439           systemd.exec(5)
440
441       IPEgressFilterPath=
442           systemd.resource-control(5)
443
444       IPIngressFilterPath=
445           systemd.resource-control(5)
446
447       IPTOS=
448           systemd.socket(5)
449
450       IPTTL=
451           systemd.socket(5)
452
453       IgnoreOnIsolate=
454           systemd.unit(5)
455
456       IgnoreSIGPIPE=
457           systemd.exec(5)
458
459       InaccessiblePaths=
460           systemd.exec(5)
461
462       JobRunningTimeoutSec=
463           systemd.unit(5)
464
465       JobTimeoutAction=
466           systemd.unit(5)
467
468       JobTimeoutRebootArgument=
469           systemd.unit(5)
470
471       JobTimeoutSec=
472           systemd.unit(5)
473
474       JoinsNamespaceOf=
475           systemd.unit(5)
476
477       KeepAlive=
478           systemd.socket(5)
479
480       KeepAliveIntervalSec=
481           systemd.socket(5)
482
483       KeepAliveProbes=
484           systemd.socket(5)
485
486       KeepAliveTimeSec=
487           systemd.socket(5)
488
489       KeyringMode=
490           systemd.exec(5)
491
492       KillMode=
493           systemd.kill(5)
494
495       KillSignal=
496           systemd.kill(5)
497
498       LazyUnmount=
499           systemd.mount(5)
500
501       LimitAS=
502           systemd.exec(5)
503
504       LimitCORE=
505           systemd.exec(5)
506
507       LimitCPU=
508           systemd.exec(5)
509
510       LimitDATA=
511           systemd.exec(5)
512
513       LimitFSIZE=
514           systemd.exec(5)
515
516       LimitLOCKS=
517           systemd.exec(5)
518
519       LimitMEMLOCK=
520           systemd.exec(5)
521
522       LimitMSGQUEUE=
523           systemd.exec(5)
524
525       LimitNICE=
526           systemd.exec(5)
527
528       LimitNOFILE=
529           systemd.exec(5)
530
531       LimitNPROC=
532           systemd.exec(5)
533
534       LimitRSS=
535           systemd.exec(5)
536
537       LimitRTPRIO=
538           systemd.exec(5)
539
540       LimitRTTIME=
541           systemd.exec(5)
542
543       LimitSIGPENDING=
544           systemd.exec(5)
545
546       LimitSTACK=
547           systemd.exec(5)
548
549       ListenDatagram=
550           systemd.socket(5)
551
552       ListenFIFO=
553           systemd.socket(5)
554
555       ListenMessageQueue=
556           systemd.socket(5)
557
558       ListenNetlink=
559           systemd.socket(5)
560
561       ListenSequentialPacket=
562           systemd.socket(5)
563
564       ListenSpecial=
565           systemd.socket(5)
566
567       ListenStream=
568           systemd.socket(5)
569
570       ListenUSBFunction=
571           systemd.socket(5)
572
573       LoadCredential=
574           systemd.exec(5)
575
576       LockPersonality=
577           systemd.exec(5)
578
579       LogExtraFields=
580           systemd.exec(5)
581
582       LogLevelMax=
583           systemd.exec(5)
584
585       LogNamespace=
586           systemd.exec(5)
587
588       LogRateLimitBurst=
589           systemd.exec(5)
590
591       LogRateLimitIntervalSec=
592           systemd.exec(5)
593
594       LogsDirectory=
595           systemd.exec(5)
596
597       LogsDirectoryMode=
598           systemd.exec(5)
599
600       MakeDirectory=
601           systemd.path(5)
602
603       ManagedOOMMemoryPressure=
604           systemd.resource-control(5)
605
606       ManagedOOMMemoryPressureLimit=
607           systemd.resource-control(5)
608
609       ManagedOOMPreference=
610           systemd.resource-control(5)
611
612       ManagedOOMSwap=
613           systemd.resource-control(5)
614
615       Mark=
616           systemd.socket(5)
617
618       MaxConnections=
619           systemd.socket(5)
620
621       MaxConnectionsPerSource=
622           systemd.socket(5)
623
624       MemoryAccounting=
625           systemd.resource-control(5)
626
627       MemoryDenyWriteExecute=
628           systemd.exec(5)
629
630       MemoryHigh=
631           systemd.resource-control(5)
632
633       MemoryLimit=
634           systemd.resource-control(5)
635
636       MemoryLow=
637           systemd.resource-control(5)
638
639       MemoryMax=
640           systemd.resource-control(5)
641
642       MemoryMin=
643           systemd.resource-control(5)
644
645       MemorySwapMax=
646           systemd.resource-control(5)
647
648       MessageQueueMaxMessages=
649           systemd.socket(5)
650
651       MessageQueueMessageSize=
652           systemd.socket(5)
653
654       MountAPIVFS=
655           systemd.exec(5)
656
657       MountFlags=
658           systemd.exec(5)
659
660       MountImages=
661           systemd.exec(5)
662
663       NUMAMask=
664           systemd.exec(5)
665
666       NUMAPolicy=
667           systemd.exec(5)
668
669       NetworkNamespacePath=
670           systemd.exec(5)
671
672       Nice=
673           systemd.exec(5)
674
675       NoDelay=
676           systemd.socket(5)
677
678       NoExecPaths=
679           systemd.exec(5)
680
681       NoNewPrivileges=
682           systemd.exec(5)
683
684       NonBlocking=
685           systemd.service(5)
686
687       NotifyAccess=
688           systemd.service(5)
689
690       OOMPolicy=
691           systemd.service(5)
692
693       OOMScoreAdjust=
694           systemd.exec(5)
695
696       OnActiveSec=
697           systemd.timer(5)
698
699       OnBootSec=
700           systemd.timer(5)
701
702       OnCalendar=
703           systemd.timer(5)
704
705       OnClockChange=
706           systemd.timer(5)
707
708       OnFailure=
709           systemd.unit(5)
710
711       OnFailureJobMode=
712           systemd.unit(5)
713
714       OnStartupSec=
715           systemd.timer(5)
716
717       OnTimezoneChange=
718           systemd.timer(5)
719
720       OnUnitActiveSec=
721           systemd.timer(5)
722
723       OnUnitInactiveSec=
724           systemd.timer(5)
725
726       Options=
727           systemd.mount(5), systemd.swap(5)
728
729       PAMName=
730           systemd.exec(5)
731
732       PIDFile=
733           systemd.service(5)
734
735       PartOf=
736           systemd.unit(5)
737
738       PassCredentials=
739           systemd.socket(5)
740
741       PassEnvironment=
742           systemd.exec(5)
743
744       PassPacketInfo=
745           systemd.socket(5)
746
747       PassSecurity=
748           systemd.socket(5)
749
750       PathChanged=
751           systemd.path(5)
752
753       PathExists=
754           systemd.path(5)
755
756       PathExistsGlob=
757           systemd.path(5)
758
759       PathModified=
760           systemd.path(5)
761
762       Persistent=
763           systemd.timer(5)
764
765       Personality=
766           systemd.exec(5)
767
768       PipeSize=
769           systemd.socket(5)
770
771       Priority=
772           systemd.socket(5), systemd.swap(5)
773
774       PrivateDevices=
775           systemd.exec(5)
776
777       PrivateIPC=
778           systemd.exec(5)
779
780       PrivateMounts=
781           systemd.exec(5)
782
783       PrivateNetwork=
784           systemd.exec(5)
785
786       PrivateTmp=
787           systemd.exec(5)
788
789       PrivateUsers=
790           systemd.exec(5)
791
792       ProcSubset=
793           systemd.exec(5)
794
795       PropagatesReloadTo=
796           systemd.unit(5)
797
798       ProtectClock=
799           systemd.exec(5)
800
801       ProtectControlGroups=
802           systemd.exec(5)
803
804       ProtectHome=
805           systemd.exec(5)
806
807       ProtectHostname=
808           systemd.exec(5)
809
810       ProtectKernelLogs=
811           systemd.exec(5)
812
813       ProtectKernelModules=
814           systemd.exec(5)
815
816       ProtectKernelTunables=
817           systemd.exec(5)
818
819       ProtectProc=
820           systemd.exec(5)
821
822       ProtectSystem=
823           systemd.exec(5)
824
825       RandomizedDelaySec=
826           systemd.timer(5)
827
828       ReadOnlyPaths=
829           systemd.exec(5)
830
831       ReadWriteOnly=
832           systemd.mount(5)
833
834       ReadWritePaths=
835           systemd.exec(5)
836
837       RebootArgument=
838           systemd.unit(5)
839
840       ReceiveBuffer=
841           systemd.socket(5)
842
843       RefuseManualStart=
844           systemd.unit(5)
845
846       RefuseManualStop=
847           systemd.unit(5)
848
849       ReloadPropagatedFrom=
850           systemd.unit(5)
851
852       RemainAfterElapse=
853           systemd.timer(5)
854
855       RemainAfterExit=
856           systemd.service(5)
857
858       RemoveIPC=
859           systemd.exec(5)
860
861       RemoveOnStop=
862           systemd.socket(5)
863
864       RequiredBy=
865           systemd.unit(5)
866
867       Requires=
868           systemd.unit(5)
869
870       RequiresMountsFor=
871           systemd.unit(5)
872
873       Requisite=
874           systemd.unit(5)
875
876       Restart=
877           systemd.service(5)
878
879       RestartForceExitStatus=
880           systemd.service(5)
881
882       RestartKillSignal=
883           systemd.kill(5)
884
885       RestartPreventExitStatus=
886           systemd.service(5)
887
888       RestartSec=
889           systemd.service(5)
890
891       RestrictAddressFamilies=
892           systemd.exec(5)
893
894       RestrictNamespaces=
895           systemd.exec(5)
896
897       RestrictRealtime=
898           systemd.exec(5)
899
900       RestrictSUIDSGID=
901           systemd.exec(5)
902
903       ReusePort=
904           systemd.socket(5)
905
906       RootDirectory=
907           systemd.exec(5)
908
909       RootDirectoryStartOnly=
910           systemd.service(5)
911
912       RootHash=
913           systemd.exec(5)
914
915       RootHashSignature=
916           systemd.exec(5)
917
918       RootImage=
919           systemd.exec(5)
920
921       RootImageOptions=
922           systemd.exec(5)
923
924       RootVerity=
925           systemd.exec(5)
926
927       RuntimeDirectory=
928           systemd.exec(5)
929
930       RuntimeDirectoryMode=
931           systemd.exec(5)
932
933       RuntimeDirectoryPreserve=
934           systemd.exec(5)
935
936       RuntimeMaxSec=
937           systemd.scope(5), systemd.service(5)
938
939       SELinuxContext=
940           systemd.exec(5)
941
942       SELinuxContextFromNet=
943           systemd.socket(5)
944
945       SecureBits=
946           systemd.exec(5)
947
948       SendBuffer=
949           systemd.socket(5)
950
951       SendSIGHUP=
952           systemd.kill(5)
953
954       SendSIGKILL=
955           systemd.kill(5)
956
957       Service=
958           systemd.socket(5)
959
960       SetCredential=
961           systemd.exec(5)
962
963       Slice=
964           systemd.resource-control(5)
965
966       SloppyOptions=
967           systemd.mount(5)
968
969       SmackLabel=
970           systemd.socket(5)
971
972       SmackLabelIPIn=
973           systemd.socket(5)
974
975       SmackLabelIPOut=
976           systemd.socket(5)
977
978       SmackProcessLabel=
979           systemd.exec(5)
980
981       SocketGroup=
982           systemd.socket(5)
983
984       SocketMode=
985           systemd.socket(5)
986
987       SocketProtocol=
988           systemd.socket(5)
989
990       SocketUser=
991           systemd.socket(5)
992
993       Sockets=
994           systemd.service(5)
995
996       SourcePath=
997           systemd.unit(5)
998
999       StandardError=
1000           systemd.exec(5)
1001
1002       StandardInput=
1003           systemd.exec(5)
1004
1005       StandardInputData=
1006           systemd.exec(5)
1007
1008       StandardInputText=
1009           systemd.exec(5)
1010
1011       StandardOutput=
1012           systemd.exec(5)
1013
1014       StartLimitAction=
1015           systemd.unit(5)
1016
1017       StartLimitBurst=
1018           systemd.unit(5)
1019
1020       StartLimitIntervalSec=
1021           systemd.unit(5)
1022
1023       StartupBlockIOWeight=
1024           systemd.resource-control(5)
1025
1026       StartupCPUShares=
1027           systemd.resource-control(5)
1028
1029       StartupCPUWeight=
1030           systemd.resource-control(5)
1031
1032       StartupIOWeight=
1033           systemd.resource-control(5)
1034
1035       StateDirectory=
1036           systemd.exec(5)
1037
1038       StateDirectoryMode=
1039           systemd.exec(5)
1040
1041       StopWhenUnneeded=
1042           systemd.unit(5)
1043
1044       SuccessAction=
1045           systemd.unit(5)
1046
1047       SuccessActionExitStatus=
1048           systemd.unit(5)
1049
1050       SuccessExitStatus=
1051           systemd.service(5)
1052
1053       SupplementaryGroups=
1054           systemd.exec(5)
1055
1056       Symlinks=
1057           systemd.socket(5)
1058
1059       SyslogFacility=
1060           systemd.exec(5)
1061
1062       SyslogIdentifier=
1063           systemd.exec(5)
1064
1065       SyslogLevel=
1066           systemd.exec(5)
1067
1068       SyslogLevelPrefix=
1069           systemd.exec(5)
1070
1071       SystemCallArchitectures=
1072           systemd.exec(5)
1073
1074       SystemCallErrorNumber=
1075           systemd.exec(5)
1076
1077       SystemCallFilter=
1078           systemd.exec(5)
1079
1080       SystemCallLog=
1081           systemd.exec(5)
1082
1083       TCPCongestion=
1084           systemd.socket(5)
1085
1086       TTYPath=
1087           systemd.exec(5)
1088
1089       TTYReset=
1090           systemd.exec(5)
1091
1092       TTYVHangup=
1093           systemd.exec(5)
1094
1095       TTYVTDisallocate=
1096           systemd.exec(5)
1097
1098       TasksAccounting=
1099           systemd.resource-control(5)
1100
1101       TasksMax=
1102           systemd.resource-control(5)
1103
1104       TemporaryFileSystem=
1105           systemd.exec(5)
1106
1107       TimeoutAbortSec=
1108           systemd.service(5)
1109
1110       TimeoutCleanSec=
1111           systemd.exec(5)
1112
1113       TimeoutIdleSec=
1114           systemd.automount(5)
1115
1116       TimeoutSec=
1117           systemd.mount(5), systemd.service(5), systemd.socket(5),
1118           systemd.swap(5)
1119
1120       TimeoutStartFailureMode=
1121           systemd.service(5)
1122
1123       TimeoutStartSec=
1124           systemd.service(5)
1125
1126       TimeoutStopFailureMode=
1127           systemd.service(5)
1128
1129       TimeoutStopSec=
1130           systemd.service(5)
1131
1132       TimerSlackNSec=
1133           systemd.exec(5)
1134
1135       Timestamping=
1136           systemd.socket(5)
1137
1138       Transparent=
1139           systemd.socket(5)
1140
1141       TriggerLimitBurst=
1142           systemd.socket(5)
1143
1144       TriggerLimitIntervalSec=
1145           systemd.socket(5)
1146
1147       Type=
1148           systemd.mount(5), systemd.service(5)
1149
1150       UMask=
1151           systemd.exec(5)
1152
1153       USBFunctionDescriptors=
1154           systemd.service(5)
1155
1156       USBFunctionStrings=
1157           systemd.service(5)
1158
1159       Unit=
1160           systemd.path(5), systemd.timer(5)
1161
1162       UnsetEnvironment=
1163           systemd.exec(5)
1164
1165       User=
1166           systemd.exec(5)
1167
1168       UtmpIdentifier=
1169           systemd.exec(5)
1170
1171       UtmpMode=
1172           systemd.exec(5)
1173
1174       WakeSystem=
1175           systemd.timer(5)
1176
1177       WantedBy=
1178           systemd.unit(5)
1179
1180       Wants=
1181           systemd.unit(5)
1182
1183       WatchdogSec=
1184           systemd.service(5)
1185
1186       WatchdogSignal=
1187           systemd.kill(5)
1188
1189       What=
1190           systemd.mount(5), systemd.swap(5)
1191
1192       Where=
1193           systemd.automount(5), systemd.mount(5)
1194
1195       WorkingDirectory=
1196           systemd.exec(5)
1197
1198       Writable=
1199           systemd.socket(5)
1200

OPTIONS ON THE KERNEL COMMAND LINE

1202       Kernel boot options for configuring the behaviour of the systemd
1203       process.
1204
1205       -b
1206           kernel-command-line(7), systemd(1)
1207
1208       1
1209           kernel-command-line(7), systemd(1)
1210
1211       2
1212           kernel-command-line(7), systemd(1)
1213
1214       3
1215           kernel-command-line(7), systemd(1)
1216
1217       4
1218           kernel-command-line(7), systemd(1)
1219
1220       5
1221           kernel-command-line(7), systemd(1)
1222
1223       S
1224           kernel-command-line(7), systemd(1)
1225
1226       bond=
1227           systemd-network-generator.service(8)
1228
1229       bootdev=
1230           systemd-network-generator.service(8)
1231
1232       bridge=
1233           systemd-network-generator.service(8)
1234
1235       debug
1236           kernel-command-line(7), systemd(1)
1237
1238       emergency
1239           kernel-command-line(7), systemd(1)
1240
1241       fsck.mode=
1242           kernel-command-line(7), systemd-fsck@.service(8)
1243
1244       fsck.repair=
1245           kernel-command-line(7), systemd-fsck@.service(8)
1246
1247       fstab=
1248           kernel-command-line(7), systemd-fstab-generator(8)
1249
1250       ifname=
1251           systemd-network-generator.service(8)
1252
1253       ip=
1254           systemd-network-generator.service(8)
1255
1256       locale.LANG=
1257           kernel-command-line(7), systemd(1)
1258
1259       locale.LANGUAGE=
1260           kernel-command-line(7), systemd(1)
1261
1262       locale.LC_ADDRESS=
1263           kernel-command-line(7), systemd(1)
1264
1265       locale.LC_COLLATE=
1266           kernel-command-line(7), systemd(1)
1267
1268       locale.LC_CTYPE=
1269           kernel-command-line(7), systemd(1)
1270
1271       locale.LC_IDENTIFICATION=
1272           kernel-command-line(7), systemd(1)
1273
1274       locale.LC_MEASUREMENT=
1275           kernel-command-line(7), systemd(1)
1276
1277       locale.LC_MESSAGES=
1278           kernel-command-line(7), systemd(1)
1279
1280       locale.LC_MONETARY=
1281           kernel-command-line(7), systemd(1)
1282
1283       locale.LC_NAME=
1284           kernel-command-line(7), systemd(1)
1285
1286       locale.LC_NUMERIC=
1287           kernel-command-line(7), systemd(1)
1288
1289       locale.LC_PAPER=
1290           kernel-command-line(7), systemd(1)
1291
1292       locale.LC_TELEPHONE=
1293           kernel-command-line(7), systemd(1)
1294
1295       locale.LC_TIME=
1296           kernel-command-line(7), systemd(1)
1297
1298       luks.crypttab=
1299           kernel-command-line(7), systemd-cryptsetup-generator(8)
1300
1301       luks.data=
1302           systemd-cryptsetup-generator(8)
1303
1304       luks.key=
1305           kernel-command-line(7), systemd-cryptsetup-generator(8)
1306
1307       luks.name=
1308           kernel-command-line(7), systemd-cryptsetup-generator(8)
1309
1310       luks.options=
1311           kernel-command-line(7), systemd-cryptsetup-generator(8)
1312
1313       luks.uuid=
1314           kernel-command-line(7), systemd-cryptsetup-generator(8)
1315
1316       luks=
1317           kernel-command-line(7), systemd-cryptsetup-generator(8)
1318
1319       modules_load=
1320           kernel-command-line(7), systemd-modules-load.service(8)
1321
1322       mount.usr=
1323           kernel-command-line(7), systemd-fstab-generator(8)
1324
1325       mount.usrflags=
1326           kernel-command-line(7), systemd-fstab-generator(8)
1327
1328       mount.usrfstype=
1329           kernel-command-line(7), systemd-fstab-generator(8)
1330
1331       net.ifnames=
1332           kernel-command-line(7), systemd-udevd.service(8)
1333
1334       net.naming-scheme=
1335           kernel-command-line(7), systemd-udevd.service(8)
1336
1337       noresume
1338           systemd-hibernate-resume-generator(8)
1339
1340       plymouth.enable=
1341           kernel-command-line(7)
1342
1343       quiet
1344           kernel-command-line(7), systemd(1)
1345
1346       quotacheck.mode=
1347           kernel-command-line(7), systemd-quotacheck.service(8)
1348
1349       rd.emergency
1350           kernel-command-line(7), systemd(1)
1351
1352       rd.fstab=
1353           kernel-command-line(7), systemd-fstab-generator(8)
1354
1355       rd.luks.crypttab=
1356           kernel-command-line(7), systemd-cryptsetup-generator(8)
1357
1358       rd.luks.data=
1359           systemd-cryptsetup-generator(8)
1360
1361       rd.luks.key=
1362           kernel-command-line(7), systemd-cryptsetup-generator(8)
1363
1364       rd.luks.name=
1365           kernel-command-line(7), systemd-cryptsetup-generator(8)
1366
1367       rd.luks.options=
1368           kernel-command-line(7), systemd-cryptsetup-generator(8)
1369
1370       rd.luks.uuid=
1371           kernel-command-line(7), systemd-cryptsetup-generator(8)
1372
1373       rd.luks=
1374           kernel-command-line(7), systemd-cryptsetup-generator(8)
1375
1376       rd.modules_load=
1377           kernel-command-line(7), systemd-modules-load.service(8)
1378
1379       rd.peerdns=
1380           systemd-network-generator.service(8)
1381
1382       rd.rescue
1383           kernel-command-line(7), systemd(1)
1384
1385       rd.route=
1386           systemd-network-generator.service(8)
1387
1388       rd.systemd.gpt_auto
1389           systemd-gpt-auto-generator(8)
1390
1391       rd.systemd.gpt_auto=
1392           kernel-command-line(7)
1393
1394       rd.systemd.unit=
1395           kernel-command-line(7), systemd(1)
1396
1397       rd.systemd.verity=
1398           kernel-command-line(7), systemd-veritysetup-generator(8)
1399
1400       rd.udev.blockdev_read_only
1401           kernel-command-line(7), systemd-udevd.service(8)
1402
1403       rd.udev.children_max=
1404           kernel-command-line(7), systemd-udevd.service(8)
1405
1406       rd.udev.event_timeout=
1407           kernel-command-line(7), systemd-udevd.service(8)
1408
1409       rd.udev.exec_delay=
1410           kernel-command-line(7), systemd-udevd.service(8)
1411
1412       rd.udev.log_level=
1413           kernel-command-line(7), systemd-udevd.service(8)
1414
1415       rd.udev.timeout_signal=
1416           kernel-command-line(7), systemd-udevd.service(8)
1417
1418       rd.veritytab=
1419           kernel-command-line(7)
1420
1421       rescue
1422           kernel-command-line(7), systemd(1)
1423
1424       resume=
1425           kernel-command-line(7), systemd-hibernate-resume-generator(8)
1426
1427       resumeflags=
1428           kernel-command-line(7), systemd-hibernate-resume-generator(8)
1429
1430       ro
1431           kernel-command-line(7), systemd-gpt-auto-generator(8)
1432
1433       root=
1434           kernel-command-line(7), systemd-fstab-generator(8), systemd-gpt-
1435           auto-generator(8)
1436
1437       rootflags=
1438           kernel-command-line(7), systemd-fstab-generator(8)
1439
1440       rootfstype=
1441           kernel-command-line(7), systemd-fstab-generator(8)
1442
1443       roothash=
1444           kernel-command-line(7), systemd-veritysetup-generator(8)
1445
1446       rw
1447           kernel-command-line(7), systemd-gpt-auto-generator(8)
1448
1449       s
1450           kernel-command-line(7), systemd(1)
1451
1452       single
1453           kernel-command-line(7), systemd(1)
1454
1455       systemd.clock-usec=
1456           kernel-command-line(7)
1457
1458       systemd.condition-first-boot=
1459           kernel-command-line(7)
1460
1461       systemd.condition-needs-update=
1462           kernel-command-line(7)
1463
1464       systemd.confirm_spawn
1465           kernel-command-line(7), systemd(1)
1466
1467       systemd.cpu_affinity=
1468           kernel-command-line(7)
1469
1470       systemd.crash_chvt
1471           kernel-command-line(7), systemd(1)
1472
1473       systemd.crash_reboot
1474           kernel-command-line(7), systemd(1)
1475
1476       systemd.crash_shell
1477           kernel-command-line(7), systemd(1)
1478
1479       systemd.debug_shell
1480           kernel-command-line(7)
1481
1482       systemd.default_standard_error=
1483           kernel-command-line(7), systemd(1)
1484
1485       systemd.default_standard_output=
1486           kernel-command-line(7), systemd(1)
1487
1488       systemd.default_timeout_start_sec=
1489           kernel-command-line(7)
1490
1491       systemd.dump_core
1492           kernel-command-line(7), systemd(1)
1493
1494       systemd.early_core_pattern=
1495           kernel-command-line(7)
1496
1497       systemd.firstboot=
1498           kernel-command-line(7), systemd-firstboot(1)
1499
1500       systemd.gpt_auto
1501           systemd-gpt-auto-generator(8)
1502
1503       systemd.gpt_auto=
1504           kernel-command-line(7)
1505
1506       systemd.hostname=
1507           kernel-command-line(7)
1508
1509       systemd.journald.forward_to_console=
1510           kernel-command-line(7), systemd-journald.service(8)
1511
1512       systemd.journald.forward_to_kmsg=
1513           kernel-command-line(7), systemd-journald.service(8)
1514
1515       systemd.journald.forward_to_syslog=
1516           kernel-command-line(7), systemd-journald.service(8)
1517
1518       systemd.journald.forward_to_wall=
1519           kernel-command-line(7), systemd-journald.service(8)
1520
1521       systemd.legacy_systemd_cgroup_controller
1522           kernel-command-line(7), systemd(1)
1523
1524       systemd.log_color
1525           kernel-command-line(7), systemd(1)
1526
1527       systemd.log_level=
1528           kernel-command-line(7), systemd(1)
1529
1530       systemd.log_location
1531           systemd(1)
1532
1533       systemd.log_location=
1534           kernel-command-line(7)
1535
1536       systemd.log_target=
1537           kernel-command-line(7), systemd(1)
1538
1539       systemd.log_tid
1540           systemd(1)
1541
1542       systemd.log_time
1543           systemd(1)
1544
1545       systemd.machine_id=
1546           kernel-command-line(7), systemd(1)
1547
1548       systemd.mask=
1549           kernel-command-line(7)
1550
1551       systemd.random-seed=
1552           kernel-command-line(7)
1553
1554       systemd.restore_state=
1555           kernel-command-line(7), systemd-backlight@.service(8), systemd-
1556           rfkill.service(8)
1557
1558       systemd.run=
1559           kernel-command-line(7)
1560
1561       systemd.run_failure_action=
1562           kernel-command-line(7)
1563
1564       systemd.run_success_action=
1565           kernel-command-line(7)
1566
1567       systemd.service_watchdogs
1568           kernel-command-line(7)
1569
1570       systemd.service_watchdogs=
1571           systemd(1)
1572
1573       systemd.setenv=
1574           kernel-command-line(7), systemd(1)
1575
1576       systemd.show_status
1577           kernel-command-line(7), systemd(1)
1578
1579       systemd.status_unit_format=
1580           kernel-command-line(7), systemd(1)
1581
1582       systemd.swap
1583           systemd-fstab-generator(8)
1584
1585       systemd.unified_cgroup_hierarchy
1586           kernel-command-line(7), systemd(1)
1587
1588       systemd.unit=
1589           kernel-command-line(7), systemd(1)
1590
1591       systemd.verity.root_options=
1592           kernel-command-line(7)
1593
1594       systemd.verity=
1595           kernel-command-line(7), systemd-veritysetup-generator(8)
1596
1597       systemd.verity_root_data=
1598           kernel-command-line(7), systemd-veritysetup-generator(8)
1599
1600       systemd.verity_root_hash=
1601           kernel-command-line(7), systemd-veritysetup-generator(8)
1602
1603       systemd.verity_root_options=
1604           systemd-veritysetup-generator(8)
1605
1606       systemd.volatile=
1607           kernel-command-line(7), systemd-fstab-generator(8)
1608
1609       systemd.wants=
1610           kernel-command-line(7)
1611
1612       systemd.watchdog_device=
1613           kernel-command-line(7)
1614
1615       udev.blockdev_read_only
1616           kernel-command-line(7), systemd-udevd.service(8)
1617
1618       udev.children_max=
1619           kernel-command-line(7), systemd-udevd.service(8)
1620
1621       udev.event_timeout=
1622           kernel-command-line(7), systemd-udevd.service(8)
1623
1624       udev.exec_delay=
1625           kernel-command-line(7), systemd-udevd.service(8)
1626
1627       udev.log_level=
1628           kernel-command-line(7), systemd-udevd.service(8)
1629
1630       udev.timeout_signal=
1631           kernel-command-line(7), systemd-udevd.service(8)
1632
1633       vconsole.font=
1634           kernel-command-line(7), vconsole.conf(5)
1635
1636       vconsole.font_map=
1637           kernel-command-line(7), vconsole.conf(5)
1638
1639       vconsole.font_unimap=
1640           kernel-command-line(7), vconsole.conf(5)
1641
1642       vconsole.keymap=
1643           kernel-command-line(7), vconsole.conf(5)
1644
1645       vconsole.keymap_toggle=
1646           kernel-command-line(7), vconsole.conf(5)
1647
1648       veritytab=
1649           kernel-command-line(7)
1650
1651       vlan=
1652           systemd-network-generator.service(8)
1653

ENVIRONMENT VARIABLES

1655       Environment variables understood by the systemd manager and other
1656       programs and environment variable-compatible settings.
1657
1658       $CACHE_DIRECTORY
1659           systemd.exec(5)
1660
1661       $CONFIGURATION_DIRECTORY
1662           systemd.exec(5)
1663
1664       $CREDENTIALS_DIRECTORY
1665           systemd.exec(5)
1666
1667       $EMAIL
1668           pam_systemd(8)
1669
1670       $EXIT_CODE
1671           systemd.exec(5)
1672
1673       $EXIT_STATUS
1674           systemd.exec(5)
1675
1676       $HOME
1677           systemd.exec(5)
1678
1679       $INVOCATION_ID
1680           systemd.exec(5)
1681
1682       $JOURNAL_STREAM
1683           systemd.exec(5)
1684
1685       $LANG
1686           pam_systemd(8), systemd.exec(5)
1687
1688       $LISTEN_FDNAMES
1689           sd_listen_fds(3), systemd(1), systemd-socket-activate(1),
1690           systemd.exec(5)
1691
1692       $LISTEN_FDS
1693           sd_listen_fds(3), systemd(1), systemd-socket-activate(1),
1694           systemd.exec(5)
1695
1696       $LISTEN_PID
1697           sd_listen_fds(3), systemd(1), systemd-socket-activate(1),
1698           systemd.exec(5)
1699
1700       $LOGNAME
1701           systemd.exec(5)
1702
1703       $LOGS_DIRECTORY
1704           systemd.exec(5)
1705
1706       $LOG_NAMESPACE
1707           systemd.exec(5)
1708
1709       $MAINPID
1710           systemd.exec(5)
1711
1712       $MANAGERPID
1713           systemd.exec(5)
1714
1715       $NOTIFY_SOCKET
1716           sd_notify(3), systemd(1), systemd.exec(5)
1717
1718       $PATH
1719           systemd.exec(5)
1720
1721       $PIDFILE
1722           systemd.exec(5)
1723
1724       $PREVLEVEL
1725           runlevel(8)
1726
1727       $RUNLEVEL
1728           runlevel(8)
1729
1730       $RUNTIME_DIRECTORY
1731           systemd.exec(5)
1732
1733       $SERVICE_RESULT
1734           systemd.exec(5)
1735
1736       $SHELL
1737           systemd.exec(5)
1738
1739       $STATE_DIRECTORY
1740           systemd.exec(5)
1741
1742       $SYSTEMD_COLORS
1743           homectl(1), journalctl(1), localectl(1), loginctl(1),
1744           machinectl(1), portablectl(1), systemd(1), systemd-analyze(1),
1745           systemd-inhibit(1), systemd-nspawn(1), systemd-tmpfiles(8),
1746           timedatectl(1), userdbctl(1)
1747
1748       $SYSTEMD_DEBUGGER
1749           coredumpctl(1)
1750
1751       $SYSTEMD_EDITOR
1752           systemctl(1)
1753
1754       $SYSTEMD_ENVIRONMENT_GENERATOR_PATH
1755           systemd(1)
1756
1757       $SYSTEMD_EXEC_PID
1758           systemd.exec(5)
1759
1760       $SYSTEMD_GENERATOR_PATH
1761           systemd(1)
1762
1763       $SYSTEMD_HOME=
1764           pam_systemd_home(8)
1765
1766       $SYSTEMD_HOME_SUSPEND=
1767           pam_systemd_home(8)
1768
1769       $SYSTEMD_LESS
1770           homectl(1), journalctl(1), localectl(1), loginctl(1),
1771           machinectl(1), portablectl(1), systemd(1), systemd-analyze(1),
1772           systemd-inhibit(1), systemd-nspawn(1), systemd-tmpfiles(8),
1773           timedatectl(1), userdbctl(1)
1774
1775       $SYSTEMD_LESSCHARSET
1776           homectl(1), journalctl(1), localectl(1), loginctl(1),
1777           machinectl(1), portablectl(1), systemd(1), systemd-analyze(1),
1778           systemd-inhibit(1), systemd-nspawn(1), systemd-tmpfiles(8),
1779           timedatectl(1), userdbctl(1)
1780
1781       $SYSTEMD_LOG_COLOR
1782           homectl(1), journalctl(1), localectl(1), loginctl(1),
1783           machinectl(1), portablectl(1), systemd(1), systemd-analyze(1),
1784           systemd-inhibit(1), systemd-nspawn(1), systemd-socket-activate(1),
1785           systemd-tmpfiles(8), timedatectl(1), userdbctl(1)
1786
1787       $SYSTEMD_LOG_LEVEL
1788           homectl(1), journalctl(1), localectl(1), loginctl(1),
1789           machinectl(1), portablectl(1), systemd(1), systemd-analyze(1),
1790           systemd-inhibit(1), systemd-nspawn(1), systemd-socket-activate(1),
1791           systemd-tmpfiles(8), timedatectl(1), userdbctl(1)
1792
1793       $SYSTEMD_LOG_LOCATION
1794           homectl(1), journalctl(1), localectl(1), loginctl(1),
1795           machinectl(1), portablectl(1), systemd(1), systemd-analyze(1),
1796           systemd-inhibit(1), systemd-nspawn(1), systemd-socket-activate(1),
1797           systemd-tmpfiles(8), timedatectl(1), userdbctl(1)
1798
1799       $SYSTEMD_LOG_TARGET
1800           homectl(1), journalctl(1), localectl(1), loginctl(1),
1801           machinectl(1), portablectl(1), systemd(1), systemd-analyze(1),
1802           systemd-inhibit(1), systemd-nspawn(1), systemd-socket-activate(1),
1803           systemd-tmpfiles(8), timedatectl(1), userdbctl(1)
1804
1805       $SYSTEMD_LOG_TID
1806           homectl(1), journalctl(1), localectl(1), loginctl(1),
1807           machinectl(1), portablectl(1), systemd(1), systemd-analyze(1),
1808           systemd-inhibit(1), systemd-nspawn(1), timedatectl(1), userdbctl(1)
1809
1810       $SYSTEMD_LOG_TIME
1811           homectl(1), journalctl(1), localectl(1), loginctl(1),
1812           machinectl(1), portablectl(1), systemd(1), systemd-analyze(1),
1813           systemd-inhibit(1), systemd-nspawn(1), systemd-socket-activate(1),
1814           systemd-tmpfiles(8), timedatectl(1), userdbctl(1)
1815
1816       $SYSTEMD_PAGER
1817           homectl(1), journalctl(1), localectl(1), loginctl(1),
1818           machinectl(1), portablectl(1), systemd(1), systemd-analyze(1),
1819           systemd-inhibit(1), systemd-nspawn(1), systemd-tmpfiles(8),
1820           timedatectl(1), userdbctl(1)
1821
1822       $SYSTEMD_PAGERSECURE
1823           homectl(1), journalctl(1), localectl(1), loginctl(1),
1824           machinectl(1), portablectl(1), systemd(1), systemd-analyze(1),
1825           systemd-inhibit(1), systemd-nspawn(1), systemd-tmpfiles(8),
1826           timedatectl(1), userdbctl(1)
1827
1828       $SYSTEMD_RANDOM_SEED_CREDIT
1829           systemd-random-seed.service(8)
1830
1831       $SYSTEMD_UNIT_PATH
1832           systemd(1)
1833
1834       $SYSTEMD_URLIFY
1835           homectl(1), journalctl(1), localectl(1), loginctl(1),
1836           machinectl(1), portablectl(1), systemd(1), systemd-analyze(1),
1837           systemd-inhibit(1), systemd-nspawn(1), systemd-tmpfiles(8),
1838           timedatectl(1), userdbctl(1)
1839
1840       $TERM
1841           systemd.exec(5)
1842
1843       $TZ
1844           pam_systemd(8)
1845
1846       $USER
1847           systemd.exec(5)
1848
1849       $WATCHDOG_PID
1850           sd_watchdog_enabled(3), systemd.exec(5)
1851
1852       $WATCHDOG_USEC
1853           sd_watchdog_enabled(3), systemd.exec(5)
1854
1855       $XDG_CONFIG_DIRS
1856           systemd(1)
1857
1858       $XDG_CONFIG_HOME
1859           systemd(1)
1860
1861       $XDG_DATA_DIRS
1862           systemd(1)
1863
1864       $XDG_DATA_HOME
1865           systemd(1)
1866
1867       $XDG_RUNTIME_DIR
1868           pam_systemd(8), systemd.exec(5)
1869
1870       $XDG_SEAT
1871           pam_systemd(8)
1872
1873       $XDG_SESSION_CLASS
1874           pam_systemd(8)
1875
1876       $XDG_SESSION_DESKTOP
1877           pam_systemd(8)
1878
1879       $XDG_SESSION_ID
1880           pam_systemd(8)
1881
1882       $XDG_SESSION_TYPE
1883           pam_systemd(8)
1884
1885       $XDG_VTNR
1886           pam_systemd(8)
1887
1888       ANSI_COLOR=
1889           os-release(5)
1890
1891       BUG_REPORT_URL=
1892           os-release(5)
1893
1894       BUILD_ID=
1895           os-release(5)
1896
1897       CHASSIS=
1898           machine-info(5)
1899
1900       CPE_NAME=
1901           os-release(5)
1902
1903       DEFAULT_HOSTNAME=
1904           os-release(5)
1905
1906       DEPLOYMENT=
1907           machine-info(5)
1908
1909       DOCUMENTATION_URL=
1910           os-release(5)
1911
1912       FONT=
1913           vconsole.conf(5)
1914
1915       FONT_MAP=
1916           vconsole.conf(5)
1917
1918       FONT_UNIMAP=
1919           vconsole.conf(5)
1920
1921       HOME_URL=
1922           os-release(5)
1923
1924       ICON_NAME=
1925           machine-info(5)
1926
1927       ID=
1928           os-release(5)
1929
1930       ID_LIKE=
1931           os-release(5)
1932
1933       KEYMAP=
1934           vconsole.conf(5)
1935
1936       KEYMAP_TOGGLE=
1937           vconsole.conf(5)
1938
1939       LOCATION=
1940           machine-info(5)
1941
1942       LOGO=
1943           os-release(5)
1944
1945       NAME=
1946           os-release(5)
1947
1948       PRETTY_HOSTNAME=
1949           machine-info(5)
1950
1951       PRETTY_NAME=
1952           os-release(5)
1953
1954       PRIVACY_POLICY_URL=
1955           os-release(5)
1956
1957       SUPPORT_URL=
1958           os-release(5)
1959
1960       SYSEXT_LEVEL=
1961           os-release(5)
1962
1963       VARIANT=
1964           os-release(5)
1965
1966       VARIANT_ID=
1967           os-release(5)
1968
1969       VERSION=
1970           os-release(5)
1971
1972       VERSION_CODENAME=
1973           os-release(5)
1974
1975       VERSION_ID=
1976           os-release(5)
1977

EFI VARIABLES

1979       EFI variables understood by systemd-boot(7) and other programs.
1980
1981       LoaderBootCountPath
1982           systemd-boot(7)
1983
1984       LoaderConfigTimeout
1985           systemd-boot(7)
1986
1987       LoaderConfigTimeoutOneShot
1988           systemd-boot(7)
1989
1990       LoaderDevicePartUUID
1991           systemd-boot(7)
1992
1993       LoaderEntries
1994           systemd-boot(7)
1995
1996       LoaderEntryDefault
1997           systemd-boot(7)
1998
1999       LoaderEntryOneShot
2000           systemd-boot(7)
2001
2002       LoaderEntrySelected
2003           systemd-boot(7)
2004
2005       LoaderFeatures
2006           systemd-boot(7)
2007
2008       LoaderFirmwareInfo
2009           systemd-boot(7)
2010
2011       LoaderFirmwareType
2012           systemd-boot(7)
2013
2014       LoaderImageIdentifier
2015           systemd-boot(7)
2016
2017       LoaderInfo
2018           systemd-boot(7)
2019
2020       LoaderRandomSeed
2021           systemd-boot(7)
2022
2023       LoaderSystemToken
2024           systemd-boot(7)
2025
2026       LoaderTimeExecUSec
2027           systemd-boot(7)
2028
2029       LoaderTimeInitUSec
2030           systemd-boot(7)
2031
2032       LoaderTimeMenuUsec
2033           systemd-boot(7)
2034

HOME AREA/USER ACCOUNT DIRECTIVES

2036       Directives for configuring home areas and user accounts via systemd-
2037       homed.service(8).
2038
2039       DefaultFileSystemType=
2040           homed.conf(5)
2041
2042       DefaultStorage=
2043           homed.conf(5)
2044

UDEV DIRECTIVES

2046       Directives for configuring systemd units through the udev database.
2047
2048       $$
2049           udev(7)
2050
2051       $attr{file}
2052           udev(7)
2053
2054       $devnode
2055           udev(7)
2056
2057       $devpath
2058           udev(7)
2059
2060       $driver
2061           udev(7)
2062
2063       $env{key}
2064           udev(7)
2065
2066       $id
2067           udev(7)
2068
2069       $kernel
2070           udev(7)
2071
2072       $links
2073           udev(7)
2074
2075       $major
2076           udev(7)
2077
2078       $minor
2079           udev(7)
2080
2081       $name
2082           udev(7)
2083
2084       $number
2085           udev(7)
2086
2087       $parent
2088           udev(7)
2089
2090       $result
2091           udev(7)
2092
2093       $root
2094           udev(7)
2095
2096       $sys
2097           udev(7)
2098
2099       "%%"
2100           udev(7)
2101
2102       %E{key}
2103           udev(7)
2104
2105       %M
2106           udev(7)
2107
2108       "%N"
2109           udev(7)
2110
2111       "%P"
2112           udev(7)
2113
2114       "%S"
2115           udev(7)
2116
2117       "%b"
2118           udev(7)
2119
2120       %c
2121           udev(7)
2122
2123       %k
2124           udev(7)
2125
2126       "%m"
2127           udev(7)
2128
2129       "%n"
2130           udev(7)
2131
2132       "%p"
2133           udev(7)
2134
2135       %r
2136           udev(7)
2137
2138       %s{file}
2139           udev(7)
2140
2141       ACTION
2142           udev(7)
2143
2144       ATTRS{filename}
2145           udev(7)
2146
2147       ATTR{filename}
2148           udev(7)
2149
2150       CONST{key}
2151           udev(7)
2152
2153       DEVPATH
2154           udev(7)
2155
2156       DRIVER
2157           udev(7)
2158
2159       DRIVERS
2160           udev(7)
2161
2162       ENV{key}
2163           udev(7)
2164
2165       GOTO
2166           udev(7)
2167
2168       GROUP
2169           udev(7)
2170
2171       ID_AUTOSEAT
2172           sd-login(3)
2173
2174       ID_FOR_SEAT
2175           sd-login(3)
2176
2177       ID_MODEL=
2178           systemd.device(5)
2179
2180       ID_MODEL_FROM_DATABASE=
2181           systemd.device(5)
2182
2183       ID_SEAT
2184           sd-login(3)
2185
2186       IMPORT{type}
2187           udev(7)
2188
2189       KERNEL
2190           udev(7)
2191
2192       KERNELS
2193           udev(7)
2194
2195       LABEL
2196           udev(7)
2197
2198       MODE
2199           udev(7)
2200
2201       NAME
2202           udev(7)
2203
2204       OPTIONS
2205           udev(7)
2206
2207       OWNER
2208           udev(7)
2209
2210       PROGRAM
2211           udev(7)
2212
2213       RESULT
2214           udev(7)
2215
2216       RUN{type}
2217           udev(7)
2218
2219       SECLABEL{module}
2220           udev(7)
2221
2222       SUBSYSTEM
2223           udev(7)
2224
2225       SUBSYSTEMS
2226           udev(7)
2227
2228       SYMLINK
2229           udev(7)
2230
2231       SYSCTL{kernel parameter}
2232           udev(7)
2233
2234       SYSTEMD_ALIAS=
2235           systemd.device(5)
2236
2237       SYSTEMD_MOUNT_OPTIONS=
2238           systemd-mount(1)
2239
2240       SYSTEMD_MOUNT_WHERE=
2241           systemd-mount(1)
2242
2243       SYSTEMD_READY=
2244           systemd.device(5)
2245
2246       SYSTEMD_USER_WANTS=
2247           systemd.device(5)
2248
2249       SYSTEMD_WANTS=
2250           systemd.device(5)
2251
2252       TAG
2253           udev(7)
2254
2255       TAGS
2256           udev(7)
2257
2258       TEST{octal mode mask}
2259           udev(7)
2260
2261       db_persist
2262           udev(7)
2263
2264       link_priority=
2265           udev(7)
2266
2267       log_level=
2268           udev(7)
2269
2270       nowatch
2271           udev(7)
2272
2273       static_node=
2274           udev(7)
2275
2276       string_escape=
2277           udev(7)
2278
2279       watch
2280           udev(7)
2281