(2012/06/28 19:54), Sha Zhengju wrote: > This patch series provide the ability for each memory cgroup to have independent > dirty/writeback page stats. This can provide some information for per-cgroup direct > reclaim. Meanwhile, we add more detailed dump messages for memcg OOMs. > > Three features are included in this patch series: > (0).prepare patches for page accounting > 1. memcg dirty page accounting > 2. memcg writeback page accounting > 3. memcg OOMs dump info > > In (0) prepare patches, we have reworked vfs set page dirty routines to make "modify > page info" and "dirty page accouting" stay in one function as much as possible for > the sake of memcg bigger lock. > > These patches are cooked based on Andrew's akpm tree. > Thank you !, it seems good in general. I'll review in detail, later. Do you have any performance comparison between before/after the series ? I mean, set_page_dirty() is the hot-path and we should be careful to add a new accounting. Thanks, -Kame > Sha Zhengju (7): > memcg-update-cgroup-memory-document.patch > memcg-remove-MEMCG_NR_FILE_MAPPED.patch > Make-TestSetPageDirty-and-dirty-page-accounting-in-o.patch > Use-vfs-__set_page_dirty-interface-instead-of-doing-.patch > memcg-add-per-cgroup-dirty-pages-accounting.patch > memcg-add-per-cgroup-writeback-pages-accounting.patch > memcg-print-more-detailed-info-while-memcg-oom-happe.patch > > Documentation/cgroups/memory.txt | 2 + > fs/buffer.c | 36 +++++++++----- > fs/ceph/addr.c | 20 +------- > include/linux/buffer_head.h | 2 + > include/linux/memcontrol.h | 27 +++++++--- > mm/filemap.c | 5 ++ > mm/memcontrol.c | 99 +++++++++++++++++++++++-------------- > mm/page-writeback.c | 42 ++++++++++++++-- > mm/rmap.c | 4 +- > mm/truncate.c | 6 ++ > 10 files changed, 159 insertions(+), 84 deletions(-) > > -- > To unsubscribe from this list: send the line "unsubscribe linux-kernel" in > the body of a message to majordomo@xxxxxxxxxxxxxxx > More majordomo info at http://vger.kernel.org/majordomo-info.html > Please read the FAQ at http://www.tux.org/lkml/ > -- To unsubscribe, send a message with 'unsubscribe linux-mm' in the body to majordomo@xxxxxxxxx. For more info on Linux MM, see: http://www.linux-mm.org/ . Don't email: <a href=mailto:"dont@xxxxxxxxx"> email@xxxxxxxxx </a>