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| author | Hironori Shiina <shiina.hironori@jp.fujitsu.com> | 2021-07-21 14:41:23 -0400 |
|---|---|---|
| committer | Hironori Shiina <shiina.hironori@jp.fujitsu.com> | 2021-07-21 17:50:37 -0400 |
| commit | 12f4b14a166da857e9497235514a3a28c686d2b9 (patch) | |
| tree | 6066896689ec463d5aa4ae137fe80aad655b27be /docs/source | |
| parent | 6678385abc34521dc85a0a549ee306b73ebc2911 (diff) | |
| download | podman-12f4b14a166da857e9497235514a3a28c686d2b9.tar.gz podman-12f4b14a166da857e9497235514a3a28c686d2b9.tar.bz2 podman-12f4b14a166da857e9497235514a3a28c686d2b9.zip | |
Add notes to flags not supported on cgroups V2
Clarify what flags are not supported on cgroups V2 in documentation.
Signed-off-by: Hironori Shiina <shiina.hironori@jp.fujitsu.com>
Diffstat (limited to 'docs/source')
| -rw-r--r-- | docs/source/markdown/podman-create.1.md | 8 | ||||
| -rw-r--r-- | docs/source/markdown/podman-run.1.md | 8 |
2 files changed, 16 insertions, 0 deletions
diff --git a/docs/source/markdown/podman-create.1.md b/docs/source/markdown/podman-create.1.md index 1720e6eb6..7f9cf0e75 100644 --- a/docs/source/markdown/podman-create.1.md +++ b/docs/source/markdown/podman-create.1.md @@ -181,6 +181,8 @@ Limit the CPU real-time period in microseconds Limit the container's Real Time CPU usage. This flag tell the kernel to restrict the container's Real Time CPU usage to the period you specify. +This flag is not supported on cgroups V2 systems. + #### **--cpu-rt-runtime**=*microseconds* Limit the CPU real-time runtime in microseconds @@ -190,6 +192,8 @@ Period of 1,000,000us and Runtime of 950,000us means that this container could c The sum of all runtimes across containers cannot exceed the amount allotted to the parent cgroup. +This flag is not supported on cgroups V2 systems. + #### **--cpu-shares**=*shares* CPU shares (relative weight) @@ -479,6 +483,8 @@ is not limited. If you specify a limit, it may be rounded up to a multiple of the operating system's page size and the value can be very large, millions of trillions. +This flag is not supported on cgroups V2 systems. + #### **--label**, **-l**=*label* Add metadata to a container (e.g., --label com.example.key=value) @@ -561,6 +567,8 @@ unit, `b` is used. Set LIMIT to `-1` to enable unlimited swap. Tune a container's memory swappiness behavior. Accepts an integer between 0 and 100. +This flag is not supported on cgroups V2 systems. + #### **--mount**=*type=TYPE,TYPE-SPECIFIC-OPTION[,...]* Attach a filesystem mount to the container diff --git a/docs/source/markdown/podman-run.1.md b/docs/source/markdown/podman-run.1.md index ce0cf1a2f..f08561904 100644 --- a/docs/source/markdown/podman-run.1.md +++ b/docs/source/markdown/podman-run.1.md @@ -199,6 +199,8 @@ Limit the CPU real-time period in microseconds. Limit the container's Real Time CPU usage. This flag tell the kernel to restrict the container's Real Time CPU usage to the period you specify. +This flag is not supported on cgroups V2 systems. + #### **--cpu-rt-runtime**=*microseconds* Limit the CPU real-time runtime in microseconds. @@ -208,6 +210,8 @@ Period of 1,000,000us and Runtime of 950,000us means that this container could c The sum of all runtimes across containers cannot exceed the amount allotted to the parent cgroup. +This flag is not supported on cgroups V2 systems. + #### **--cpu-shares**=*shares* CPU shares (relative weight). @@ -518,6 +522,8 @@ is not limited. If you specify a limit, it may be rounded up to a multiple of the operating system's page size and the value can be very large, millions of trillions. +This flag is not supported on cgroups V2 systems. + #### **--label**, **-l**=*key*=*value* Add metadata to a container. @@ -595,6 +601,8 @@ Set _number_ to **-1** to enable unlimited swap. Tune a container's memory swappiness behavior. Accepts an integer between *0* and *100*. +This flag is not supported on cgroups V2 systems. + #### **--mount**=*type=TYPE,TYPE-SPECIFIC-OPTION[,...]* Attach a filesystem mount to the container |