Bug#903011: systemd-run --user -t -p MemoryHigh=1G stopped working

[Michael Biebl]

Am 05.07.2018 um 04:14 schrieb Ryutaroh Matsumoto:
> Package: systemd
> Version: 239-4
> Severity: normal
> 
> Dear Maintainer,
> 
> I can impose CGroup V2 memory limitation by
> systemd-run --user -t -p "MemoryHigh=1G" /bin/bash
> 
> Within the bash, I see
> 
> $ cat /sys/fs/cgroup/user.slice/user-1005.slice/user\@1005.service/run-u0.service/memory.high 
> 1073741824
> 
> and the memory limitation seems working. It has been convenient
> for preventing memory-eating applications from eating
> all the physical memory.
> 
> I verified the above behavior in Ubuntu 18.04 LTS running
> in systemd-nspawn. Its systemd package version is
> 237-3ubuntu10. Host Linux is also Ubuntu 18.04 LTS.
> 
> When I do the same in Debian Unstable (in a container),
> "memory.high" does not appear and the memory limitation
> does not seem working. The configuration of Debian Unstable
> is almost the same as Ubuntu 18.04 running in a container.
> Specifically,
> 
> * dbus-session-user package is chosen to enable systemd-run --user.
>   Alternative choice may be dbus-x11.
> 
> * /etc/systemd/system/user at .service.d/delegate.conf has the following
> [Service]
> Delegate=memory pids cpu io
> 
> * Host Linux has the following kernel command line to let systemd
>   use CGroup V2 (Otherwise MemoryHigh is unusable).
> systemd.unified_cgroup_hierarchy=1
> 


Thanks for your bug report.
Can you please raise this issue upstream at
https://github.com/systemd/systemd/issues and report back with the bug
number.

Regards,
Michael


-- 
Why is it that all of the instruments seeking intelligent life in the
universe are pointed away from Earth?

-------------- next part --------------
A non-text attachment was scrubbed...
Name: signature.asc
Type: application/pgp-signature
Size: 833 bytes
Desc: OpenPGP digital signature
URL: <http://alioth-lists.debian.net/pipermail/pkg-systemd-maintainers/attachments/20180705/ce165b05/attachment-0002.sig>