1runc-update(8) System Manager's Manual runc-update(8)
2
6 runc update - update container resource constraints
7
11 runc update [command options] <container-id>
12
16 The data can be read from a file or the standard input, the accepted
17 format is as follow (unchanged values can be omitted):
18 {
21 "memory": {
22 "limit": 0,
23 "reservation": 0,
24 "swap": 0,
25 "kernel": 0,
26 "kernelTCP": 0
27 },
28 "cpu": {
29 "shares": 0,
30 "quota": 0,
31 "period": 0,
32 "realtimeRuntime": 0,
33 "realtimePeriod": 0,
34 "cpus": "",
35 "mems": ""
36 },
37 "blockIO": {
38 "blkioWeight": 0
39 }
40 }
41 Note: if data is to be read from a file or the standard input, all
44 other options are ignored.
45
49 --resources value, -r value path to the file containing the resources to update or '-' to read from the standard input
50 --blkio-weight value Specifies per cgroup weight, range is from 10 to 1000 (default: 0)
51 --cpu-period value CPU CFS period to be used for hardcapping (in usecs). 0 to use system default
52 --cpu-quota value CPU CFS hardcap limit (in usecs). Allowed cpu time in a given period
53 --cpu-rt-period value CPU realtime period to be used for hardcapping (in usecs). 0 to use system default
54 --cpu-rt-runtime value CPU realtime hardcap limit (in usecs). Allowed cpu time in a given period
55 --cpu-share value CPU shares (relative weight vs. other containers)
56 --cpuset-cpus value CPU(s) to use
57 --cpuset-mems value Memory node(s) to use
58 --memory value Memory limit (in bytes)
59 --memory-reservation value Memory reservation or soft_limit (in bytes)
60 --memory-swap value Total memory usage (memory + swap); set '-1' to enable unlimited swap
61 --pids-limit value Maximum number of pids allowed in the container (default: 0)
62 --l3-cache-schema The string of Intel RDT/CAT L3 cache schema
63 --mem-bw-schema The string of Intel RDT/MBA memory bandwidth schema
64 runc-update(8)