Messages in this thread | | | Date | Wed, 17 Dec 2008 13:33:07 +0100 | From | Lukas Hejtmanek <> | Subject | Re: 2.6.28-rc8 big regression in VM |
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On Wed, Dec 17, 2008 at 08:27:26PM +0800, Wu Fengguang wrote: > It looks like most of cached pages were successfully freed: > > 247788 => 69856 pages > > To get more concrete numbers, could you send more info by running the > following commands? > > cp /proc/meminfo meminfo-1 > cp /proc/vmstat vmstat-1 > sync > echo 3 > /proc/sys/vm/drop_caches > cp /proc/meminfo meminfo-2 > cp /proc/vmstat vmstat-2
attached.
-- Lukáš Hejtmánek MemTotal: 2016688 kB MemFree: 22680 kB Buffers: 238592 kB Cached: 1087428 kB SwapCached: 0 kB Active: 1016536 kB Inactive: 798812 kB Active(anon): 412044 kB Inactive(anon): 150708 kB Active(file): 604492 kB Inactive(file): 648104 kB Unevictable: 0 kB Mlocked: 0 kB SwapTotal: 1542232 kB SwapFree: 1542232 kB Dirty: 108 kB Writeback: 0 kB AnonPages: 489448 kB Mapped: 73380 kB Slab: 114192 kB SReclaimable: 97304 kB SUnreclaim: 16888 kB PageTables: 11304 kB NFS_Unstable: 0 kB Bounce: 0 kB WritebackTmp: 0 kB CommitLimit: 2550576 kB Committed_AS: 818488 kB VmallocTotal: 34359738367 kB VmallocUsed: 332160 kB VmallocChunk: 34359375355 kB DirectMap4k: 49856 kB DirectMap2M: 2004992 kB MemTotal: 2016688 kB MemFree: 1306652 kB Buffers: 360 kB Cached: 129516 kB SwapCached: 0 kB Active: 428240 kB Inactive: 190976 kB Active(anon): 411084 kB Inactive(anon): 150708 kB Active(file): 17156 kB Inactive(file): 40268 kB Unevictable: 0 kB Mlocked: 0 kB SwapTotal: 1542232 kB SwapFree: 1542232 kB Dirty: 48 kB Writeback: 0 kB AnonPages: 489452 kB Mapped: 73384 kB Slab: 26188 kB SReclaimable: 9576 kB SUnreclaim: 16612 kB PageTables: 11368 kB NFS_Unstable: 0 kB Bounce: 0 kB WritebackTmp: 0 kB CommitLimit: 2550576 kB Committed_AS: 818488 kB VmallocTotal: 34359738367 kB VmallocUsed: 332160 kB VmallocChunk: 34359375355 kB DirectMap4k: 49856 kB DirectMap2M: 2004992 kB nr_free_pages 5641 nr_inactive_anon 37677 nr_active_anon 103027 nr_inactive_file 162028 nr_active_file 151124 nr_unevictable 0 nr_mlock 0 nr_anon_pages 122347 nr_mapped 18345 nr_file_pages 331510 nr_dirty 28 nr_writeback 0 nr_slab_reclaimable 24326 nr_slab_unreclaimable 4222 nr_page_table_pages 2842 nr_unstable 0 nr_bounce 0 nr_vmscan_write 40 nr_writeback_temp 0 pgpgin 5916295 pgpgout 1320556 pswpin 0 pswpout 0 pgalloc_dma 22382 pgalloc_dma32 12834037 pgalloc_normal 0 pgalloc_movable 0 pgfree 12862318 pgactivate 347671 pgdeactivate 164209 pgfault 14972192 pgmajfault 30587 pgrefill_dma 1054 pgrefill_dma32 163155 pgrefill_normal 0 pgrefill_movable 0 pgsteal_dma 32 pgsteal_dma32 885851 pgsteal_normal 0 pgsteal_movable 0 pgscan_kswapd_dma 32 pgscan_kswapd_dma32 905956 pgscan_kswapd_normal 0 pgscan_kswapd_movable 0 pgscan_direct_dma 0 pgscan_direct_dma32 3104 pgscan_direct_normal 0 pgscan_direct_movable 0 pginodesteal 0 slabs_scanned 126976 kswapd_steal 885060 kswapd_inodesteal 10067 pageoutrun 12199 allocstall 11 pgrotated 3 unevictable_pgs_culled 21 unevictable_pgs_scanned 0 unevictable_pgs_rescued 22 unevictable_pgs_mlocked 22 unevictable_pgs_munlocked 22 unevictable_pgs_cleared 0 unevictable_pgs_stranded 0 unevictable_pgs_mlockfreed 0 nr_free_pages 326668 nr_inactive_anon 37677 nr_active_anon 102771 nr_inactive_file 10041 nr_active_file 4345 nr_unevictable 0 nr_mlock 0 nr_anon_pages 122363 nr_mapped 18346 nr_file_pages 32505 nr_dirty 20 nr_writeback 0 nr_slab_reclaimable 2392 nr_slab_unreclaimable 4153 nr_page_table_pages 2842 nr_unstable 0 nr_bounce 0 nr_vmscan_write 40 nr_writeback_temp 0 pgpgin 5916963 pgpgout 1320888 pswpin 0 pswpout 0 pgalloc_dma 22397 pgalloc_dma32 12843648 pgalloc_normal 0 pgalloc_movable 0 pgfree 13192960 pgactivate 347736 pgdeactivate 164209 pgfault 14973258 pgmajfault 30595 pgrefill_dma 1054 pgrefill_dma32 163155 pgrefill_normal 0 pgrefill_movable 0 pgsteal_dma 32 pgsteal_dma32 885851 pgsteal_normal 0 pgsteal_movable 0 pgscan_kswapd_dma 32 pgscan_kswapd_dma32 905956 pgscan_kswapd_normal 0 pgscan_kswapd_movable 0 pgscan_direct_dma 0 pgscan_direct_dma32 3104 pgscan_direct_normal 0 pgscan_direct_movable 0 pginodesteal 0 slabs_scanned 374272 kswapd_steal 885060 kswapd_inodesteal 10067 pageoutrun 12199 allocstall 11 pgrotated 3 unevictable_pgs_culled 21 unevictable_pgs_scanned 0 unevictable_pgs_rescued 22 unevictable_pgs_mlocked 22 unevictable_pgs_munlocked 22 unevictable_pgs_cleared 0 unevictable_pgs_stranded 0 unevictable_pgs_mlockfreed 0
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