On Wed, 11 Dec 2024 15:19:06 GMT, Sergey Chernyshev <schernys...@openjdk.org>
wrote:
>> src/hotspot/os/linux/cgroupV2Subsystem_linux.cpp line 322:
>>
>>> 320: } else {
>>> 321: log_warning(os, container)("Cgroup cpu/memory controller path
>>> includes '../', detected limits won't be accurate");
>>> 322: }
>>
>> Please move this warning to `CgroupUtil::adjust_controller` and abort the
>> adjustment, we don't need to issue this warning multiple times, and we'd not
>> be able to adjust it to a path that will work. Showing the warning once
>> should be sufficient. We shouldn't see this path in any non-moved scenarios.
>> It would perhaps help if we included some detail why this warning is being
>> shown. I suggest:
>>
>> ```cgroup controller path seems to have moved (includes '.../'), detected
>> limits won't be accurate```
>
> Would you recommand also to include the paths in that warning? Something like
> ```cgroup controller path at '/sys/fs/cgroup' seems to have moved to
> '../../test', detected limits won't be accurate```
> This way it will have all the necessary information to investigate customer
> cases.
Seems fine yes.
-------------
PR Review Comment: https://git.openjdk.org/jdk/pull/21808#discussion_r1880407169
