diff options
Diffstat (limited to 'Documentation/cgroups')
| -rw-r--r-- | Documentation/cgroups/cpusets.txt | 2 | ||||
| -rw-r--r-- | Documentation/cgroups/memory.txt | 5 |
2 files changed, 3 insertions, 4 deletions
diff --git a/Documentation/cgroups/cpusets.txt b/Documentation/cgroups/cpusets.txt index 5c51ed406d1..cefd3d8bbd1 100644 --- a/Documentation/cgroups/cpusets.txt +++ b/Documentation/cgroups/cpusets.txt @@ -217,7 +217,7 @@ and name space for cpusets, with a minimum of additional kernel code. The cpus and mems files in the root (top_cpuset) cpuset are read-only. The cpus file automatically tracks the value of -cpu_online_map using a CPU hotplug notifier, and the mems file +cpu_online_mask using a CPU hotplug notifier, and the mems file automatically tracks the value of node_states[N_HIGH_MEMORY]--i.e., nodes with memory--using the cpuset_track_online_nodes() hook. diff --git a/Documentation/cgroups/memory.txt b/Documentation/cgroups/memory.txt index 4c95c0034a4..9b1067afb22 100644 --- a/Documentation/cgroups/memory.txt +++ b/Documentation/cgroups/memory.txt @@ -34,8 +34,7 @@ Current Status: linux-2.6.34-mmotm(development version of 2010/April) Features: - accounting anonymous pages, file caches, swap caches usage and limiting them. - - private LRU and reclaim routine. (system's global LRU and private LRU - work independently from each other) + - pages are linked to per-memcg LRU exclusively, and there is no global LRU. - optionally, memory+swap usage can be accounted and limited. - hierarchical accounting - soft limit @@ -154,7 +153,7 @@ updated. page_cgroup has its own LRU on cgroup. 2.2.1 Accounting details All mapped anon pages (RSS) and cache pages (Page Cache) are accounted. -Some pages which are never reclaimable and will not be on the global LRU +Some pages which are never reclaimable and will not be on the LRU are not accounted. We just account pages under usual VM management. RSS pages are accounted at page_fault unless they've already been accounted |