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--- cgroupsv2 [2019/07/27 20:11] – [kernel/Makefile] rpjday
+++ cgroupsv2 [2019/07/28 15:25] (current) – [STUFF] rpjday
@@ Line 2: / Line 2: @@
 Stuff about cgroups v2.
+===== STUFF =====
+  * every process belongs to exactly one cgroup; all threads of a process belong to the same cgroup
+  *
 ===== Kernel files =====
@@ Line 66: / Line 71: @@
 obj-$(CONFIG_CGROUP_DEBUG) += debug.o
 </code>
+===== Mount points =====
+<code>
+$ mount -t cgroup
+cgroup on /sys/fs/cgroup/systemd type cgroup (rw,nosuid,nodev,noexec,relatime,seclabel,xattr,name=systemd)
+cgroup on /sys/fs/cgroup/cpu,cpuacct type cgroup (rw,nosuid,nodev,noexec,relatime,seclabel,cpu,cpuacct)
+cgroup on /sys/fs/cgroup/pids type cgroup (rw,nosuid,nodev,noexec,relatime,seclabel,pids)
+cgroup on /sys/fs/cgroup/net_cls,net_prio type cgroup (rw,nosuid,nodev,noexec,relatime,seclabel,net_cls,net_prio)
+cgroup on /sys/fs/cgroup/blkio type cgroup (rw,nosuid,nodev,noexec,relatime,seclabel,blkio)
+cgroup on /sys/fs/cgroup/freezer type cgroup (rw,nosuid,nodev,noexec,relatime,seclabel,freezer)
+cgroup on /sys/fs/cgroup/hugetlb type cgroup (rw,nosuid,nodev,noexec,relatime,seclabel,hugetlb)
+cgroup on /sys/fs/cgroup/cpuset type cgroup (rw,nosuid,nodev,noexec,relatime,seclabel,cpuset)
+cgroup on /sys/fs/cgroup/perf_event type cgroup (rw,nosuid,nodev,noexec,relatime,seclabel,perf_event)
+cgroup on /sys/fs/cgroup/memory type cgroup (rw,nosuid,nodev,noexec,relatime,seclabel,memory)
+cgroup on /sys/fs/cgroup/devices type cgroup (rw,nosuid,nodev,noexec,relatime,seclabel,devices)
+$
+</code>
+<code>
+$ mount -t cgroup2
+cgroup2 on /sys/fs/cgroup/unified type cgroup2 (rw,nosuid,nodev,noexec,relatime,seclabel,nsdelegate)
+$
+</code>
+===== sysfs implementation =====