Control: tag -1 unreproducible moreinfo On Mon, Jan 2, 2023 at 3:17 AM Shengjing Zhu <z...@debian.org> wrote: > > Hi, > > On Wed, Dec 21, 2022 at 4:45 PM Saj Goonatilleke <s...@discourse.org> wrote: > > --- 8< --- > > # systemctl show docker-container-id.scope | awk -F = '$1 ~ /Memory.*Max/' > > MemoryMax=25165824 > > MemorySwapMax=infinity > > --- >8 --- > > > > From the cgroup: > > > > --- 8< --- > > # cat memory.swap.max > > max > > > > # cat memory.current memory.swap.current > > 22798336 > > 218423296 > > --- >8 --- > > > > I would expect memory.swap.max to read zero (swap - limit), > > and likewise for memory.swap.current. > > I can't reproduce it on unstable, with docker/20.10.21+dfsg1, > containerd/1.6.14~ds1, runc/1.1.4+ds1. > > $ docker run --rm --memory 1G --memory-swap 1G -it ubuntu:18.04 bash > root@65cc55e0f5f8:/# > > $ systemctl show > docker-65cc55e0f5f82c23bed45a8451c552650d7eebee182db991ecd855454fafaab7.scope > |grep MemorySwapMax= > MemorySwapMax=infinity > > $ cat > /sys/fs/cgroup/system.slice/docker-65cc55e0f5f82c23bed45a8451c552650d7eebee182db991ecd855454fafaab7.scope/memory.swap.max > 0 > > The systemd property seems wrong, but the cgroup value is right. So I > think it's not a big deal. > > I'll try to see if I can reproduce it on bullseye later. >
Can't reproduce it on bullseye as well. debian@cloudimg:~$ sudo docker run --rm -itd --memory 1G --memory-swap 1G debian bash 5ccda9e406f85546afd5ccc61cf277cf0ed8f50ec80472d2641ae26d0c13d21e debian@cloudimg:~$ systemctl show docker-5ccda9e406f85546afd5ccc61cf277cf0ed8f50ec80472d2641ae26d0c13d21e.scope |grep MemorySw MemorySwapMax=infinity debian@cloudimg:~$ cat /sys/fs/cgroup/system.slice/docker-5ccda9e406f85546afd5ccc61cf277cf0ed8f50ec80472d2641ae26d0c13d21e.scope/memory.swap.max 0 debian@cloudimg:~$ cat /sys/fs/cgroup/system.slice/docker-5ccda9e406f85546afd5ccc61cf277cf0ed8f50ec80472d2641ae26d0c13d21e.scope/memory.max 1073741824 $ sudo docker version Client: Version: 20.10.5+dfsg1 API version: 1.41 Go version: go1.15.15 Git commit: 55c4c88 Built: Mon May 30 18:34:49 2022 OS/Arch: linux/amd64 Context: default Experimental: true Server: Engine: Version: 20.10.5+dfsg1 API version: 1.41 (minimum version 1.12) Go version: go1.15.15 Git commit: 363e9a8 Built: Mon May 30 18:34:49 2022 OS/Arch: linux/amd64 Experimental: false containerd: Version: 1.4.13~ds1 GitCommit: 1.4.13~ds1-1~deb11u3 runc: Version: 1.0.0~rc93+ds1 GitCommit: 1.0.0~rc93+ds1-5+deb11u2 docker-init: Version: 0.19.0 GitCommit: debian@cloudimg:~$ uname -a Linux cloudimg 5.10.0-18-cloud-amd64 #1 SMP Debian 5.10.140-1 (2022-09-02) x86_64 GNU/Linux -- Shengjing Zhu
