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isulad不支持cgroup多个子系统联合挂载

已完成
缺陷
创建于  
2022-06-08 17:35

【标题描述】把cpu,cpuacct,cpuset, blkio挂载成一个层级myres,然后将cpu->/sys/fs/cgroup/myres,
isulad不能识别这种用法
【环境信息】

  1. arm64, 单板
  2. 4.19内核。cgroup v1;应该和内核版本关系不大,是isulad实现方式的问题;
    如果有特殊组网,请提供网络拓扑图
    【问题复现步骤】
    必现
    步骤:
    mount -o remount,rw /sys/fs/cgroup
    mkdir -p /sys/fs/cgroup/myres

mount -t cgroup -o rw,nosuid,nodev,noexec,cpu,cpuset,cpuacct,blkio cgroup /sys/fs/cgroup/myres && echo 1 > /sys/fs/cgroup/myres/cgroup.clone_children

umount /sys/fs/cgroup/cpu,cpuacct
umount /sys/fs/cgroup/blkio
umount /sys/fs/cgroup/cpuset
umount /sys/fs/cgroup/blkio
rm -rf /sys/fs/cgroup/cpu*
rm -rf /sys/fs/cgroup/blkio

ln -s /sys/fs/cgroup/myres /sys/fs/cgroup/cpu
ln -s /sys/fs/cgroup/myres /sys/fs/cgroup/cpuset
ln -s /sys/fs/cgroup/myres /sys/fs/cgroup/cpuacct
ln -s /sys/fs/cgroup/myres /sys/fs/cgroup/blkio

【预期结果】
isula run -tid --name x2 --cpu-shares 2000 --cpuset-cpus 0,1 busybox
成功
【实际结果】
失败, 启动时有日志:
isulad 20220608055605.375 WARN isulad_cgfsng - cgroups/isulad_cgfsng.c:cg_hybrid_init:2971 -Failed to find current cgroup
isulad 20220608055605.376 WARN isulad_cgfsng - cgroups/isulad_cgfsng.c:get_hierarchy:178 -There is no useable cpuacct controller
isulad 20220608055605.376 WARN isulad_cgfsng - cgroups/isulad_cgfsng.c:isulad_cgfsng_get_cgroup:1707 -No such file or directory - Failed to find hierarchy for controller "cpuacct"
isulad 20220608055605.376 ERROR isulad_cgfsng - cgroups/isulad_cgfsng.c:isulad_cgfsng_get:2067 -Failed to get cgroup path:cpuacct
isulad 20220608055605.376 DEBUG lxccontainer - lxccontainer.c:metrics_get_ull:5786 -unable to read cgroup item cpuacct.usage
isulad 20220608055605.376 WARN isulad_cgfsng - cgroups/isulad_cgfsng.c:get_hierarchy:178 -There is no useable cpuacct controller
isulad 20220608055605.376 WARN isulad_cgfsng - cgroups/isulad_cgfsng.c:isulad_cgfsng_get_cgroup:1707 -No such file or directory - Failed to find hierarchy for controller "cpuacct"
isulad 20220608055605.376 ERROR isulad_cgfsng - cgroups/isulad_cgfsng.c:isulad_cgfsng_get:2067 -Failed to get cgroup path:cpuacct
isulad 20220608055605.376 DEBUG lxccontainer - lxccontainer.c:metrics_match_get_ull:5962 -unable to read cgroup item cpuacct.stat
isulad 20220608055605.376 WARN isulad_cgfsng - cgroups/isulad_cgfsng.c:get_hierarchy:178 -There is no useable cpuacct controller
isulad 20220608055605.376 WARN isulad_cgfsng - cgroups/isulad_cgfsng.c:isulad_cgfsng_get_cgroup:1707 -No such file or directory - Failed to find hierarchy for controller "cpuacct"
isulad 20220608055605.376 ERROR isulad_cgfsng - cgroups/isulad_cgfsng.c:isulad_cgfsng_get:2067 -Failed to get cgroup path:cpuacct
isulad 20220608055605.376 DEBUG lxccontainer - lxccontainer.c:metrics_match_get_ull:5962 -unable to read cgroup item cpuacct.stat
isulad 20220608055605.376 WARN isulad_cgfsng - cgroups/isulad_cgfsng.c:get_hierarchy:178 -There is no useable blkio controller
isulad 20220608055605.376 WARN isulad_cgfsng - cgroups/isulad_cgfsng.c:isulad_cgfsng_get_cgroup:1707 -No such file or directory - Failed to find hierarchy for controller "blkio"
isulad 20220608055605.376 ERROR isulad_cgfsng - cgroups/isulad_cgfsng.c:isulad_cgfsng_get:2067 -Failed to get cgroup path:blkio
isulad 20220608055605.376 DEBUG lxccontainer - lxccontainer.c:metrics_get_blk_stats:5840 -unable to read cgroup item blkio.io_serviced_recursive
isulad 20220608055605.376 WARN isulad_cgfsng - cgroups/isulad_cgfsng.c:get_hierarchy:178 -There is no useable blkio controller
isulad 20220608055605.376 WARN isulad_cgfsng - cgroups/isulad_cgfsng.c:isulad_cgfsng_get_cgroup:1707 -No such file or directory - Failed to find hierarchy for controller "blkio"
isulad 20220608055605.376 ERROR isulad_cgfsng - cgroups/isulad_cgfsng.c:isulad_cgfsng_get:2067 -Failed to get cgroup path:blkio
isulad 20220608055605.376 DEBUG lxccontainer - lxccontainer.c:metrics_get_blk_stats:5840 -unable to read cgroup item blkio.throttle.io_service_bytes
isulad 20220608055605.376 WARN isulad_cgfsng - cgroups/isulad_cgfsng.c:get_hierarchy:178 -There is no useable blkio controller
isulad 20220608055605.376 WARN isulad_cgfsng - cgroups/isulad_cgfsng.c:isulad_cgfsng_get_cgroup:1707 -No such file or directory - Failed to find hierarchy for controller "blkio"
isulad 20220608055605.376 ERROR isulad_cgfsng - cgroups/isulad_cgfsng.c:isulad_cgfsng_get:2067 -Failed to get cgroup path:blkio
isulad 20220608055605.376 DEBUG lxccontainer - lxccontainer.c:metrics_get_blk_stats:5840 -unable to read cgroup item blkio.throttle.io_serviced
【附件信息】
比如系统message日志/组件日志、dump信息、图片等

评论 (5)

firstadream 创建了缺陷

Hi firstadream, welcome to the openEuler Community.
I'm the Bot here serving you. You can find the instructions on how to interact with me at Here.
If you have any questions, please contact the SIG: iSulad, and any of the maintainers: @haomintsai , @lifeng_isula , @haozi007 , @jingxiaolu , @JingWoo

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