Linux version 2.6.32-5-amd64 (Debian 2.6.32-31) on VM
/etc/fstab
…
/dev/sdb1 /web xfs uquota,gquota,noatime,nodiratime,nobarrier,logbufs=8 0 2
….
#df
/dev/sdb1 419359452 227861008 191498444 55% /web
#cat /proc/meminfo
MemTotal: 2059676 kB
MemFree: 1217536 kB
Buffers: 4424 kB
Cached: 665212 kB
SwapCached: 0 kB
Active: 123396 kB
Inactive: 558180 kB
Active(anon): 11952 kB
Inactive(anon): 104 kB
Active(file): 111444 kB
Inactive(file): 558076 kB
Unevictable: 0 kB
Mlocked: 0 kB
SwapTotal: 392184 kB
SwapFree: 392184 kB
Dirty: 448 kB
Writeback: 0 kB
AnonPages: 11940 kB
Mapped: 8472 kB
Shmem: 116 kB
Slab: 106380 kB
SReclaimable: 88992 kB
SUnreclaim: 17388 kB
KernelStack: 2008 kB
PageTables: 1588 kB
NFS_Unstable: 0 kB
Bounce: 0 kB
WritebackTmp: 0 kB
CommitLimit: 1422020 kB
Committed_AS: 54892 kB
VmallocTotal: 34359738367 kB
VmallocUsed: 274196 kB
VmallocChunk: 34359444756 kB
HardwareCorrupted: 0 kB
HugePages_Total: 0
HugePages_Free: 0
HugePages_Rsvd: 0
HugePages_Surp: 0
Hugepagesize: 2048 kB
DirectMap4k: 10240 kB
DirectMap2M: 2086912 kB
We add the quota’s to fstab and restart.
Now we get:
Mar 20 14:40:56 nfs kernel: [7224126.442126] XFS mounting filesystem sdb1
Mar 20 14:41:10 nfs kernel: [7224139.613379] XFS mounting filesystem sdb1
Mar 20 14:41:10 nfs kernel: [7224139.772452] XFS quotacheck sdb1: Please wait.
Mar 20 14:43:02 nfs kernel: [7224251.264262] file invoked oom-killer: gfp_mask=0x201da, order=0, oom_adj=0
Mar 20 14:43:02 nfs kernel: [7224251.264268] file cpuset=/ mems_allowed=0
Mar 20 14:43:02 nfs kernel: [7224251.264270] Pid: 9585, comm: file Not tainted 2.6.32-5-amd64 #1
Mar 20 14:43:02 nfs kernel: [7224251.264272] Call Trace:
Mar 20 14:43:02 nfs kernel: [7224251.264282] [<ffffffff810b60e8>] ? oom_kill_process+0x7f/0x23f
Mar 20 14:43:02 nfs kernel: [7224251.264285] [<ffffffff810b660c>] ? __out_of_memory+0x12a/0x141
Mar 20 14:43:02 nfs kernel: [7224251.264287] [<ffffffff810b6763>] ? out_of_memory+0x140/0x172
Mar 20 14:43:02 nfs kernel: [7224251.264290] [<ffffffff810ba4c1>] ? __alloc_pages_nodemask+0x4e5/0x5f4
Mar 20 14:43:02 nfs kernel: [7224251.264293] [<ffffffff810bba25>] ? __do_page_cache_readahead+0x9b/0x1b4
Mar 20 14:43:02 nfs kernel: [7224251.264295] [<ffffffff810bbb5a>] ? ra_submit+0x1c/0x20
Mar 20 14:43:02 nfs kernel: [7224251.264298] [<ffffffff810bbe49>] ? page_cache_async_readahead+0x75/0xad
Mar 20 14:43:02 nfs kernel: [7224251.264301] [<ffffffff810b4767>] ? filemap_fault+0xae/0x2f6
Mar 20 14:43:02 nfs kernel: [7224251.264305] [<ffffffff810ca796>] ? __do_fault+0x54/0x3c3
Mar 20 14:43:02 nfs kernel: [7224251.264309] [<ffffffff81040432>] ? set_next_entity+0x34/0x56
Mar 20 14:43:02 nfs kernel: [7224251.264313] [<ffffffff810ccabf>] ? handle_mm_fault+0x3b8/0x80f
Mar 20 14:43:02 nfs kernel: [7224251.264316] [<ffffffff8103a990>] ? pick_next_task+0x21/0x3c
Mar 20 14:43:02 nfs kernel: [7224251.264320] [<ffffffff8101654b>] ? sched_clock+0x5/0x8
Mar 20 14:43:02 nfs kernel: [7224251.264323] [<ffffffff8101180e>] ? call_function_single_interrupt+0xe/0x20
Mar 20 14:43:02 nfs kernel: [7224251.264327] [<ffffffff812fe6b6>] ? do_page_fault+0x2e0/0x2fc
Mar 20 14:43:02 nfs kernel: [7224251.264329] [<ffffffff812fc555>] ? page_fault+0x25/0x30
Mar 20 14:43:02 nfs kernel: [7224251.264331] Mem-Info:
Mar 20 14:43:02 nfs kernel: [7224251.264332] Node 0 DMA per-cpu:
Mar 20 14:43:02 nfs kernel: [7224251.264334] CPU 0: hi: 0, btch: 1 usd: 0
Mar 20 14:43:02 nfs kernel: [7224251.264335] CPU 1: hi: 0, btch: 1 usd: 0
Mar 20 14:43:02 nfs kernel: [7224251.264337] CPU 2: hi: 0, btch: 1 usd: 0
Mar 20 14:43:02 nfs kernel: [7224251.264338] CPU 3: hi: 0, btch: 1 usd: 0
Mar 20 14:43:02 nfs kernel: [7224251.264339] Node 0 DMA32 per-cpu:
Mar 20 14:43:02 nfs kernel: [7224251.264341] CPU 0: hi: 186, btch: 31 usd: 67
Mar 20 14:43:02 nfs kernel: [7224251.264342] CPU 1: hi: 186, btch: 31 usd: 63
Mar 20 14:43:02 nfs kernel: [7224251.264344] CPU 2: hi: 186, btch: 31 usd: 57
Mar 20 14:43:02 nfs kernel: [7224251.264345] CPU 3: hi: 186, btch: 31 usd: 40
Mar 20 14:43:02 nfs kernel: [7224251.264349] active_anon:84 inactive_anon:343 isolated_anon:0
Mar 20 14:43:02 nfs kernel: [7224251.264350] active_file:318 inactive_file:3150 isolated_file:0
Mar 20 14:43:02 nfs kernel: [7224251.264350] unevictable:0 dirty:7 writeback:0 unstable:0
Mar 20 14:43:02 nfs kernel: [7224251.264351] free:3434 slab_reclaimable:496871 slab_unreclaimable:5914
Mar 20 14:43:02 nfs kernel: [7224251.264352] mapped:654 shmem:0 pagetables:510 bounce:0
Mar 20 14:43:02 nfs kernel: [7224251.264353] Node 0 DMA free:8040kB min:40kB low:48kB high:60kB active_anon:0kB inactive_anon:0kB active_f
Mar 20 14:43:02 nfs kernel: [7224251.264361] lowmem_reserve[]: 0 2004 2004 2004
Mar 20 14:43:02 nfs kernel: [7224251.264363] Node 0 DMA32 free:5696kB min:5704kB low:7128kB high:8556kB active_anon:336kB inactive_anon:13
Mar 20 14:43:02 nfs kernel: [7224251.264371] lowmem_reserve[]: 0 0 0 0
Mar 20 14:43:02 nfs kernel: [7224251.264373] Node 0 DMA: 4*4kB 7*8kB 14*16kB 24*32kB 13*64kB 6*128kB 7*256kB 3*512kB 0*1024kB 1*2048kB 0*4
Mar 20 14:43:02 nfs kernel: [7224251.264379] Node 0 DMA32: 298*4kB 497*8kB 1*16kB 0*32kB 0*64kB 0*128kB 0*256kB 1*512kB 0*1024kB 0*2048kB
Mar 20 14:43:02 nfs kernel: [7224251.264384] 3830 total pagecache pages
Mar 20 14:43:02 nfs kernel: [7224251.264386] 334 pages in swap cache
Mar 20 14:43:02 nfs kernel: [7224251.264387] Swap cache stats: add 12771, delete 12437, find 1426/2906
Mar 20 14:43:02 nfs kernel: [7224251.264388] Free swap = 375488kB
Mar 20 14:43:02 nfs kernel: [7224251.264389] Total swap = 392184kB
Mar 20 14:43:02 nfs kernel: [7224251.268966] 524272 pages RAM
Mar 20 14:43:02 nfs kernel: [7224251.268968] 9417 pages reserved
Mar 20 14:43:02 nfs kernel: [7224251.268969] 1144 pages shared
What can we do? The system is productive, we only want to add quota support for xfs.
Thanks
Martin