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wangyong 5bf1828153 delayacct: track delays from memory compact 
Delay accounting does not track the delay of memory compact.  When there
is not enough free memory, tasks can spend a amount of their time
waiting for compact.

To get the impact of tasks in direct memory compact, measure the delay
when allocating memory through memory compact.

Also update tools/accounting/getdelays.c:

    / # ./getdelays_next  -di -p 304
    print delayacct stats ON
    printing IO accounting
    PID     304

    CPU             count     real total  virtual total    delay total  delay average
                      277      780000000      849039485       18877296          0.068ms
    IO              count    delay total  delay average
                        0              0              0ms
    SWAP            count    delay total  delay average
                        0              0              0ms
    RECLAIM         count    delay total  delay average
                        5    11088812685           2217ms
    THRASHING       count    delay total  delay average
                        0              0              0ms
    COMPACT         count    delay total  delay average
                        3          72758              0ms
    watch: read=0, write=0, cancelled_write=0

Link: https://lkml.kernel.org/r/1638619795-71451-1-git-send-email-wang.yong12@zte.com.cn
Signed-off-by: wangyong <wang.yong12@zte.com.cn>
Reviewed-by: Jiang Xuexin <jiang.xuexin@zte.com.cn>
Reviewed-by: Zhang Wenya <zhang.wenya1@zte.com.cn>
Reviewed-by: Yang Yang <yang.yang29@zte.com.cn>
Reviewed-by: Balbir Singh <bsingharora@gmail.com>
Signed-off-by: Andrew Morton <akpm@linux-foundation.org>
Signed-off-by: Linus Torvalds <torvalds@linux-foundation.org>
 		2022-01-20 08:52:55 +02:00
..
damon mm/damon/dbgfs: fix 'struct pid' leaks in 'dbgfs_target_ids_write()' 2021-12-31 09:20:12 -08:00
kasan kasan: add kasan mode messages when kasan init 2021-11-11 09:34:35 -08:00
kfence kfence: fix memory leak when cat kfence objects 2021-12-25 12:20:55 -08:00
Kconfig mm: percpu: generalize percpu related config 2022-01-20 08:52:52 +02:00
Kconfig.debug
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Makefile mm/util: Add folio_mapping() and folio_file_mapping() 2021-09-27 09:27:30 -04:00
backing-dev.c mm: bdi: initialize bdi_min_ratio when bdi is unregistered 2021-12-10 17:10:56 -08:00
balloon_compaction.c
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bootmem_info.c mm/bootmem_info.c: mark __init on register_page_bootmem_info_section 2021-09-03 09:58:14 -07:00
cleancache.c
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cma.c memblock: rename memblock_free to memblock_phys_free 2021-11-06 13:30:41 -07:00
cma.h
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cma_debug.c
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cma_sysfs.c
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compaction.c Merge branch 'akpm' (patches from Andrew) 2021-11-06 14:08:17 -07:00
debug.c Merge branch 'akpm' (patches from Andrew) 2021-11-06 14:08:17 -07:00
debug_page_ref.c
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debug_vm_pgtable.c mm: debug_vm_pgtable: don't use __P000 directly 2021-11-06 13:30:33 -07:00
dmapool.c mm/dmapool: use DEVICE_ATTR_RO macro 2021-06-29 10:53:52 -07:00
early_ioremap.c mm/early_ioremap.c: remove redundant early_ioremap_shutdown() 2021-09-08 11:50:24 -07:00
fadvise.c
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failslab.c
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filemap.c filemap: remove PageHWPoison check from next_uptodate_page() 2021-12-10 17:10:55 -08:00
folio-compat.c mm/filemap: Add FGP_STABLE 2021-10-18 07:49:41 -04:00
frontswap.c
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gup.c Merge branch 'akpm' (patches from Andrew) 2021-11-06 14:08:17 -07:00
gup_test.c
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gup_test.h
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highmem.c Fixes for 5.16 folios: 2021-11-25 10:13:56 -08:00
hmm.c mm/hmm: bypass devmap pte when all pfn requested flags are fulfilled 2021-09-08 18:45:52 -07:00
huge_memory.c Memory folios 2021-11-01 08:47:59 -07:00
hugetlb.c hugetlbfs: fix issue of preallocation of gigantic pages can't work 2021-12-10 17:10:56 -08:00
hugetlb_cgroup.c hugetlb_cgroup: remove unused hugetlb_cgroup_from_counter macro 2021-11-06 13:30:39 -07:00
hugetlb_vmemmap.c mm: hugetlb: introduce CONFIG_HUGETLB_PAGE_FREE_VMEMMAP_DEFAULT_ON 2021-06-30 20:47:26 -07:00
hugetlb_vmemmap.h mm: hugetlb: introduce nr_free_vmemmap_pages in the struct hstate 2021-06-30 20:47:25 -07:00
hwpoison-inject.c mm: hwpoison: don't drop slab caches for offlining non-LRU page 2021-09-03 09:58:15 -07:00
init-mm.c mm: add setup_initial_init_mm() helper 2021-07-08 11:48:21 -07:00
internal.h Merge branch 'akpm' (patches from Andrew) 2021-11-06 14:08:17 -07:00
interval_tree.c
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io-mapping.c
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ioremap.c mm: move ioremap_page_range to vmalloc.c 2021-09-08 11:50:24 -07:00
khugepaged.c Merge branch 'akpm' (patches from Andrew) 2021-11-06 14:08:17 -07:00
kmemleak.c mm/kmemleak: allow __GFP_NOLOCKDEP passed to kmemleak's gfp 2021-09-08 18:45:53 -07:00
ksm.c mm/migrate: Add folio_migrate_flags() 2021-10-18 07:49:39 -04:00
list_lru.c mm: list_lru: only add memcg-aware lrus to the global lru list 2021-11-06 13:30:35 -07:00
maccess.c ARM: 9115/1: mm/maccess: fix unaligned copy_{from,to}_kernel_nofault 2021-08-20 11:39:25 +01:00
madvise.c mm: use pidfd_get_task() 2021-10-14 13:29:22 +02:00
mapping_dirty_helpers.c mm/mapping_dirty_helpers: remove double Note in kerneldoc 2021-07-01 11:06:02 -07:00
memblock.c arm64 fixes for -rc1 2021-11-10 11:29:30 -08:00
memcontrol.c mm/memcg: relocate mod_objcg_mlstate(), get_obj_stock() and put_obj_stock() 2021-12-10 17:10:56 -08:00
memfd.c mm,hugetlb: remove mlock ulimit for SHM_HUGETLB 2021-11-09 10:02:48 -08:00
memory-failure.c mm/hwpoison: clear MF_COUNT_INCREASED before retrying get_any_page() 2021-12-25 12:20:56 -08:00
memory.c delayacct: support swapin delay accounting for swapping without blkio 2022-01-20 08:52:55 +02:00
memory_hotplug.c treewide: Add missing includes masked by cgroup -> bpf dependency 2021-12-03 10:58:13 -08:00
mempolicy.c mm: mempolicy: fix THP allocations escaping mempolicy restrictions 2021-12-25 12:20:55 -08:00
mempool.c mm: remove spurious blkdev.h includes 2021-10-18 06:17:01 -06:00
memremap.c mm/memcg: Convert mem_cgroup_uncharge() to take a folio 2021-09-27 09:27:31 -04:00
memtest.c
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migrate.c mm/migrate.c: remove MIGRATE_PFN_LOCKED 2021-11-11 09:34:35 -08:00
mincore.c
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mlock.c mm/memcg: Add folio_lruvec_relock_irq() and folio_lruvec_relock_irqsave() 2021-09-27 09:27:31 -04:00
mm_init.c
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mmap.c mm,hugetlb: remove mlock ulimit for SHM_HUGETLB 2021-11-09 10:02:48 -08:00
mmap_lock.c mm: mmap_lock: fix disabling preemption directly 2021-07-23 17:43:28 -07:00
mmu_gather.c
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mmu_notifier.c
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mmzone.c
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mprotect.c mm/mprotect.c: avoid repeated assignment in do_mprotect_pkey() 2021-11-06 13:30:36 -07:00
mremap.c mm, hugepages: add mremap() support for hugepage backed vma 2021-11-06 13:30:39 -07:00
msync.c
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nommu.c Merge branch 'akpm' (patches from Andrew) 2021-11-06 14:08:17 -07:00
oom_kill.c pidfd.v5.16 2021-11-10 16:02:08 -08:00
page-writeback.c folio: Add a function to get the host inode for a folio 2021-11-10 21:16:52 +00:00
page_alloc.c delayacct: track delays from memory compact 2022-01-20 08:52:55 +02:00
page_counter.c
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page_ext.c mm/page_ext.c: fix a comment 2021-11-06 13:30:34 -07:00
page_idle.c mm/idle_page_tracking: make PG_idle reusable 2021-09-08 11:50:24 -07:00
page_io.c delayacct: support swapin delay accounting for swapping without blkio 2022-01-20 08:52:55 +02:00
page_isolation.c mm/page_isolation: guard against possible putback unisolated page 2021-11-06 13:30:40 -07:00
page_owner.c mm/page_owner.c: modify the type of argument "order" in some functions 2021-11-11 09:34:35 -08:00
page_poison.c
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page_reporting.c
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page_reporting.h
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page_vma_mapped.c mm: device exclusive memory access 2021-07-01 11:06:03 -07:00
pagewalk.c mm: pagewalk: fix walk for hugepage tables 2021-06-29 10:53:49 -07:00
percpu-internal.h Merge branch 'for-5.14' of git://git.kernel.org/pub/scm/linux/kernel/git/dennis/percpu 2021-07-01 17:17:24 -07:00
percpu-km.c percpu: flush tlb in pcpu_reclaim_populated() 2021-07-04 18:30:17 +00:00
percpu-stats.c
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percpu-vm.c percpu: flush tlb in pcpu_reclaim_populated() 2021-07-04 18:30:17 +00:00
percpu.c mm: percpu: add generic pcpu_populate_pte() function 2022-01-20 08:52:52 +02:00
pgalloc-track.h
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pgtable-generic.c
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process_vm_access.c
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ptdump.c
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readahead.c Merge branch 'akpm' (patches from Andrew) 2021-11-06 14:08:17 -07:00
rmap.c Merge branch 'akpm' (patches from Andrew) 2021-11-06 14:08:17 -07:00
rodata_test.c
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secretmem.c mm/secretmem: avoid letting secretmem_users drop to zero 2021-10-28 17:18:55 -07:00
shmem.c fs: Remove FS_THP_SUPPORT 2021-11-17 10:36:35 -05:00
shuffle.c
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shuffle.h
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slab.c mm: emit the "free" trace report before freeing memory in kmem_cache_free() 2021-11-20 10:35:54 -08:00
slab.h mm: kmemleak: slob: respect SLAB_NOLEAKTRACE flag 2021-11-20 10:35:54 -08:00
slab_common.c mm: remove HARDENED_USERCOPY_FALLBACK 2021-11-06 13:30:43 -07:00
slob.c mm: emit the "free" trace report before freeing memory in kmem_cache_free() 2021-11-20 10:35:54 -08:00
slub.c mm/slub: fix endianness bug for alloc/free_traces attributes 2021-12-10 17:10:56 -08:00
sparse-vmemmap.c mm: remove redundant smp_wmb() 2021-11-06 13:30:36 -07:00
sparse.c memblock: use memblock_free for freeing virtual pointers 2021-11-06 13:30:41 -07:00
swap.c mm/swap.c:put_pages_list(): reinitialise the page list 2021-11-20 10:35:54 -08:00
swap_cgroup.c
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swap_slots.c treewide: Add missing includes masked by cgroup -> bpf dependency 2021-12-03 10:58:13 -08:00
swap_state.c mm/workingset: Convert workingset_refault() to take a folio 2021-10-18 07:49:40 -04:00
swapfile.c Merge branch 'akpm' (patches from Andrew) 2021-11-06 14:08:17 -07:00
truncate.c vfs: keep inodes with page cache off the inode shrinker LRU 2021-11-09 10:02:48 -08:00
usercopy.c
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userfaultfd.c Revert "mm: shmem: don't truncate page if memory failure happens" 2021-11-13 12:03:03 -08:00
util.c mm: Remove folio_test_single 2021-11-17 10:36:35 -05:00
vmacache.c
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vmalloc.c mm/vmalloc: introduce alloc_pages_bulk_array_mempolicy to accelerate memory allocation 2021-11-06 13:30:37 -07:00
vmpressure.c mm/vmpressure: fix data-race with memcg->socket_pressure 2021-11-06 13:30:40 -07:00
vmscan.c mm: vmscan: reduce throttling due to a failure to make progress -fix 2021-12-31 13:12:55 -08:00
vmstat.c mm: vmstat.c: make extfrag_index show more pretty 2021-11-06 13:30:42 -07:00
workingset.c Merge branch 'akpm' (patches from Andrew) 2021-11-09 10:11:53 -08:00
z3fold.c mm/z3fold: add kerneldoc fields for z3fold_pool 2021-07-01 11:06:03 -07:00
zbud.c mm/zbud: add kerneldoc fields for zbud_pool 2021-07-01 11:06:03 -07:00
zpool.c
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zsmalloc.c mm/zsmalloc.c: close race window between zs_pool_dec_isolated() and zs_unregister_migration() 2021-11-06 13:30:43 -07:00
zswap.c mm/zswap.c: fix two bugs in zswap_writeback_entry() 2021-06-30 20:47:31 -07:00