runc-update man page

runc update - update container resource constraints

Synopsis

runc update [command options] <container-id>

Description

The data can be read from a file or the standard input, the accepted format is as follow (unchanged values can be omitted):

{
"memory": {
"limit": 0,
"reservation": 0,
"swap": 0,
"kernel": 0,
"kernelTCP": 0
},
"cpu": {
"shares": 0,
"quota": 0,
"period": 0,
"cpus": "",
"mems": ""
},
"blockIO": {
"blkioWeight": 0
},
}

Note: if data is to be read from a file or the standard input, all other options are ignored.

Options

--resources value, -r value path to the file containing the resources to update or '-' to read from the standard input
--blkio-weight value Specifies per cgroup weight, range is from 10 to 1000 (default: 0)
--cpu-period value CPU period to be used for hardcapping (in usecs). 0 to use system default
--cpu-quota value CPU hardcap limit (in usecs). Allowed cpu time in a given period
--cpu-share value CPU shares (relative weight vs. other containers)
--cpuset-cpus value CPU(s) to use
--cpuset-mems value Memory node(s) to use
--kernel-memory value Kernel memory limit (in bytes)
--kernel-memory-tcp value Kernel memory limit (in bytes) for tcp buffer
--memory value Memory limit (in bytes)
--memory-reservation value Memory reservation or soft_limit (in bytes)
--memory-swap value Total memory usage (memory + swap); set '-1' to enable unlimited swap

Info