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| author | Sergey Senozhatsky <sergey.senozhatsky@gmail.com> | 2015-11-05 18:45:28 -0800 |
|---|---|---|
| committer | Linus Torvalds <torvalds@linux-foundation.org> | 2015-11-05 19:34:48 -0800 |
| commit | 016c6cdf3df8b05a23ff7b0e77aa7f4fe83e700d (patch) | |
| tree | a79e909f28ed4e1f10aeb1cd5fba5a7ce2054959 /block/blk-mq.c | |
| parent | 0d00bf589f0f8976b5bccbb5bd03a497762b5545 (diff) | |
tools/vm/slabinfo: introduce extended totals mode
Add "-X|--Xtotals" opt to output extended totals summary,
which includes:
-- totals summary
-- slabs sorted by size
-- slabs sorted by loss (waste)
Example:
=======
slabinfo --X -N 1
Slabcache Totals
----------------
Slabcaches : 91 Aliases : 120->69 Active: 65
Memory used: 568.3M # Loss : 30.4M MRatio: 5%
# Objects : 920.1K # PartObj: 161.2K ORatio: 17%
Per Cache Average Min Max Total
---------------------------------------------------------
#Objects 14.1K 1 227.8K 920.1K
#Slabs 533 1 11.7K 34.7K
#PartSlab 86 0 4.3K 5.6K
%PartSlab 24% 0% 100% 16%
PartObjs 17 0 129.3K 161.2K
% PartObj 17% 0% 100% 17%
Memory 8.7M 8.1K 384.7M 568.3M
Used 8.2M 160 366.5M 537.9M
Loss 468.8K 0 18.2M 30.4M
Per Object Average Min Max
---------------------------------------------
Memory 587 8 8.1K
User 584 8 8.1K
Loss 2 0 64
Slabs sorted by size
----------------------
Name Objects Objsize Space Slabs/Part/Cpu O/S O %Fr %Ef Flg
ext4_inode_cache 211142 1736 384.7M 11732/40/10 18 3 0 95 a
Slabs sorted by loss
----------------------
Name Objects Objsize Loss Slabs/Part/Cpu O/S O %Fr %Ef Flg
ext4_inode_cache 211142 1736 18.2M 11732/40/10 18 3 0 95 a
Signed-off-by: Sergey Senozhatsky <sergey.senozhatsky@gmail.com>
Cc: Christoph Lameter <cl@linux.com>
Cc: Pekka Enberg <penberg@kernel.org>
Cc: David Rientjes <rientjes@google.com>
Cc: Joonsoo Kim <iamjoonsoo.kim@lge.com>
Signed-off-by: Andrew Morton <akpm@linux-foundation.org>
Signed-off-by: Linus Torvalds <torvalds@linux-foundation.org>
Diffstat (limited to 'block/blk-mq.c')
0 files changed, 0 insertions, 0 deletions