1LIZARDFS-ADMIN(8) LIZARDFS-ADMIN(8)
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6 lizardfs-admin, lizardfs-probe - LizardFS monitoring and administration
7 tool
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10 lizardfs-admin COMMAND [OPTIONS...] [ARGUMENTS...]
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13 chunks-health <master ip> <master port>
14 Returns chunks health reports in the installation. By default (if
15 no report is specified) all reports will be shown. In replication
16 and deletion states, the column means the number of chunks with
17 number of copies specified in the label to replicate/delete.
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19 Possible command-line options:
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21 --availability
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23 Print report about availability of chunks.
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25 --replication
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27 Print report about about number of chunks that need replication.
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29 --deletion
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31 Print report about about number of chunks that need deletion.
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33 info <master ip> <master port>
34 Prints statistics concerning the LizardFS installation.
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36 iolimits-status <master ip> <master port>
37 Prints current configuration of global I/O limiting
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39 list-chunkservers <master ip> <master port>
40 Prints information about all connected chunkservers.
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42 list-disks <master ip> <master port>
43 Prints information about all connected chunkservers.
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45 Possible command-line options:
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47 --verbose
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49 Be a little more verbose and show operations statistics.
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51 list-goals <master ip> <master port>
52 List goal definitions.
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54 Possible command-line options:
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56 --pretty
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58 Print nice table
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60 list-mounts <master ip> <master port>
61 Prints information about all connected mounts.
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63 Possible command-line options
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65 --verbose
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67 Be a little more verbose and show goal and trash time limits.
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69 metadataserver-status <master ip> <master port>
70 Prints status of a master or shadow master server
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72 list-metadataservers <master ip> <master port>
73 Prints status of active metadata servers.
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75 ready-chunkservers-count <master ip> <master port>
76 Prints number of chunkservers ready to be written to.
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78 promote-shadow <shadow ip> <shadow port>
79 Promotes metadata server. Works only if personality
80 ha-cluster-managed is used. Authentication with the admin password
81 is required.
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83 stop-master-without-saving-metadata <master ip> <master port>
84 Stop the master server without saving metadata in the metadata.mfs
85 file. Used to quickly migrate a metadata server (works for all
86 personalities). Authentication with the admin password is required.
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88 reload-config <master ip> <master port>
89 Requests reloading configuration from the config file. This is
90 synchronous (waits for reload to finish). Authentication with the
91 admin password is required.
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93 save-metadata <metadataserver ip> <metadataserver port>
94 Requests saving the current state of metadata into the metadata.mfs
95 file. With --async fail if the process cannot be started, e.g.
96 because the process is already in progress. Without --async, fails
97 if either the process cannot be started or if it finishes with an
98 error (i.e., no metadata file is created). Authentication with the
99 admin password is required.
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101 Possible command-line options:
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103 --async
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105 Don’t wait for the task to finish.
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108 --porcelain
109 Make the output parsing-friendly.
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112 2013-2015 Skytechnology sp. z o.o.
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114 LizardFS is free software: you can redistribute it and/or modify it
115 under the terms of the GNU General Public License as published by the
116 Free Software Foundation, version 3.
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118 LizardFS is distributed in the hope that it will be useful, but WITHOUT
119 ANY WARRANTY; without even the implied warranty of MERCHANTABILITY or
120 FITNESS FOR A PARTICULAR PURPOSE. See the GNU General Public License
121 for more details.
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123 You should have received a copy of the GNU General Public License along
124 with LizardFS. If not, see http://www.gnu.org/licenses/.
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128 02/09/2023 LIZARDFS-ADMIN(8)