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https://issues.apache.org/jira/browse/IMPALA-12217?page=com.atlassian.jira.plugin.system.issuetabpanels:all-tabpanel
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Michael Smith resolved IMPALA-12217.
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Fix Version/s: Impala 4.3.0
Resolution: Fixed
> cgroup memory limit detection doesn't work for cgroups v2
> ---------------------------------------------------------
>
> Key: IMPALA-12217
> URL: https://issues.apache.org/jira/browse/IMPALA-12217
> Project: IMPALA
> Issue Type: Bug
> Components: Backend
> Affects Versions: Impala 4.3.0
> Reporter: Joe McDonnell
> Assignee: Michael Smith
> Priority: Blocker
> Fix For: Impala 4.3.0
>
>
> Redhat 9 and Ubuntu 22 switched to cgroups v2, which has a different
> hierarchy than cgroups v1. On startup, we get this error message:
> {noformat}
> I0615 03:42:54.895839 2633432 status.cc:129] Error reading /proc/self/cgroup:
> Error(2): No such file or directory
> @ 0xfc6233 impala::Status::Status()
> @ 0x17ab766 impala::CGroupUtil::FindGlobalCGroup()
> @ 0x17acdb2 impala::CGroupUtil::FindAbsCGroupPath()
> @ 0x17ad065 impala::CGroupUtil::FindCGroupMemLimit()
> @ 0x17ad7e8 _ZN6impala10CGroupUtil11DebugStringB5cxx11Ev
> @ 0xfa9ce3 impala::InitCommonRuntime()
> @ 0x15978ed ImpaladMain()
> @ 0xe977dc main
> @ 0x7fada4963d90 (unknown)
> @ 0x7fada4963e40 __libc_start_main
> @ 0xe97635 _start
> I0615 03:42:54.895812 2633432 init.cc:536] Process CGroup Info:
> memory.limit_in_bytes=Error reading /proc/self/cgroup: Error(2): No such file
> or directory{noformat}
> The detection of container memory limits will be ineffective until this is
> fixed.
> This also causes a backend test failure:
> {noformat}
> /home/ubuntu/Impala/be/src/util/proc-info-test.cc:38
> Value of: status_.ok()
> Actual: false
> Expected: true
> Error: Error reading /proc/self/cgroup: Error(25): Inappropriate ioctl for
> device{noformat}
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