Re: 2.6.28-rc8 big regression in VM

From: Lukas Hejtmanek
Date: Mon Dec 15 2008 - 04:53:15 EST


On Mon, Dec 15, 2008 at 11:05:24AM +0900, KOSAKI Motohiro wrote:
> I also don't reproduce your problem.
> Could you get output of "cat /proc/meminfo", not only free command?

attached meminfo and vmstat after dropping caches.

--
Lukáš Hejtmánek
MemTotal: 2016688 kB
MemFree: 1528748 kB
Buffers: 424 kB
Cached: 140060 kB
SwapCached: 0 kB
Active: 353252 kB
Inactive: 47332 kB
Active(anon): 329884 kB
Inactive(anon): 4 kB
Active(file): 23368 kB
Inactive(file): 47328 kB
Unevictable: 0 kB
Mlocked: 0 kB
SwapTotal: 1542232 kB
SwapFree: 1542232 kB
Dirty: 64 kB
Writeback: 0 kB
AnonPages: 260100 kB
Mapped: 85036 kB
Slab: 24708 kB
SReclaimable: 8532 kB
SUnreclaim: 16176 kB
PageTables: 10324 kB
NFS_Unstable: 0 kB
Bounce: 0 kB
WritebackTmp: 0 kB
CommitLimit: 2550576 kB
Committed_AS: 576152 kB
VmallocTotal: 34359738367 kB
VmallocUsed: 332160 kB
VmallocChunk: 34359404539 kB
DirectMap4k: 45760 kB
DirectMap2M: 2009088 kB
nr_free_pages 382094
nr_inactive_anon 1
nr_active_anon 82469
nr_inactive_file 11835
nr_active_file 5905
nr_unevictable 0
nr_mlock 0
nr_anon_pages 65025
nr_mapped 21228
nr_file_pages 35187
nr_dirty 17
nr_writeback 0
nr_slab_reclaimable 2133
nr_slab_unreclaimable 4043
nr_page_table_pages 2581
nr_unstable 0
nr_bounce 0
nr_vmscan_write 0
nr_writeback_temp 0
pgpgin 271982
pgpgout 10689
pswpin 0
pswpout 0
pgalloc_dma 120
pgalloc_dma32 593606
pgalloc_normal 0
pgalloc_movable 0
pgfree 976064
pgactivate 13699
pgdeactivate 0
pgfault 947747
pgmajfault 1688
pgrefill_dma 0
pgrefill_dma32 0
pgrefill_normal 0
pgrefill_movable 0
pgsteal_dma 0
pgsteal_dma32 0
pgsteal_normal 0
pgsteal_movable 0
pgscan_kswapd_dma 0
pgscan_kswapd_dma32 0
pgscan_kswapd_normal 0
pgscan_kswapd_movable 0
pgscan_direct_dma 0
pgscan_direct_dma32 0
pgscan_direct_normal 0
pgscan_direct_movable 0
pginodesteal 0
slabs_scanned 30080
kswapd_steal 0
kswapd_inodesteal 0
pageoutrun 0
allocstall 0
pgrotated 0
unevictable_pgs_culled 1
unevictable_pgs_scanned 0
unevictable_pgs_rescued 9
unevictable_pgs_mlocked 9
unevictable_pgs_munlocked 9
unevictable_pgs_cleared 0
unevictable_pgs_stranded 0
unevictable_pgs_mlockfreed 0