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Problem with bigfiles on NFS (celerra)

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Operating Systems Linux Red Hat Problem with bigfiles on NFS (celerra)
# 1  
Old 09-10-2007
Problem with bigfiles on NFS (celerra)
Hi ya'll

i have a weird problem...
every time i try to copy a big DBF file to my computer the computer crushes...
the filesystem is an NFS mount on a Celerra machine...
the OS is RedHat 4
this is what i get in /var/log/messages file:
Code:
Sep 10 11:14:16 optidev kernel: oom-killer: gfp_mask=0xd0
Sep 10 11:14:16 optidev kernel: Mem-info:
Sep 10 11:14:16 optidev kernel: DMA per-cpu:
Sep 10 11:14:16 optidev kernel: cpu 0 hot: low 2, high 6, batch 1
Sep 10 11:14:16 optidev kernel: cpu 0 cold: low 0, high 2, batch 1
Sep 10 11:14:16 optidev kernel: cpu 1 hot: low 2, high 6, batch 1
Sep 10 11:14:16 optidev kernel: cpu 1 cold: low 0, high 2, batch 1
Sep 10 11:14:16 optidev kernel: Normal per-cpu:
Sep 10 11:14:16 optidev kernel: cpu 0 hot: low 32, high 96, batch 16
Sep 10 11:14:16 optidev kernel: cpu 0 cold: low 0, high 32, batch 16
Sep 10 11:14:16 optidev kernel: cpu 1 hot: low 32, high 96, batch 16
Sep 10 11:14:16 optidev kernel: cpu 1 cold: low 0, high 32, batch 16
Sep 10 11:14:16 optidev kernel: HighMem per-cpu:
Sep 10 11:14:22 optidev kernel: cpu 0 hot: low 32, high 96, batch 16
Sep 10 11:14:22 optidev kernel: cpu 0 cold: low 0, high 32, batch 16
Sep 10 11:14:22 optidev kernel: cpu 1 hot: low 32, high 96, batch 16
Sep 10 11:14:22 optidev kernel: cpu 1 cold: low 0, high 32, batch 16
Sep 10 11:14:22 optidev kernel:
Sep 10 11:14:22 optidev kernel: Free pages:       14956kB (1600kB HighMem)
Sep 10 11:14:22 optidev kernel: Active:20400 inactive:992200 dirty:0 writeback:3                                              21451 unstable:17347 free:3739 slab:15762 mapped:19150 pagetables:766
Sep 10 11:14:22 optidev kernel: DMA free:12564kB min:16kB low:32kB high:48kB act                                              ive:0kB inactive:0kB present:16384kB pages_scanned:1978 all_unreclaimable? yes
Sep 10 11:14:22 optidev kernel: protections[]: 0 0 0
Sep 10 11:14:22 optidev kernel: Normal free:792kB min:928kB low:1856kB high:2784                                              kB active:0kB inactive:785360kB present:901120kB pages_scanned:840246 all_unrecl                                              aimable? yes
Sep 10 11:14:22 optidev kernel: protections[]: 0 0 0
Sep 10 11:14:22 optidev kernel: HighMem free:1600kB min:512kB low:1024kB high:15                                              36kB active:81600kB inactive:3183440kB present:4063228kB pages_scanned:0 all_unr                                              eclaimable? no
Sep 10 11:14:22 optidev kernel: protections[]: 0 0 0
Sep 10 11:14:22 optidev kernel: DMA: 5*4kB 4*8kB 4*16kB 3*32kB 3*64kB 1*128kB 1*                                              256kB 1*512kB 1*1024kB 1*2048kB 2*4096kB = 12564kB
Sep 10 11:14:22 optidev kernel: Normal: 0*4kB 1*8kB 1*16kB 4*32kB 0*64kB 1*128kB                                               0*256kB 1*512kB 0*1024kB 0*2048kB 0*4096kB = 792kB
Sep 10 11:14:22 optidev kernel: HighMem: 2*4kB 3*8kB 2*16kB 0*32kB 2*64kB 1*128k                                              B 1*256kB 2*512kB 0*1024kB 0*2048kB 0*4096kB = 1600kB
Sep 10 11:14:22 optidev kernel: Swap cache: add 11029, delete 10925, find 406/46                                              8, race 0+0
Sep 10 11:14:22 optidev kernel: 0 bounce buffer pages
Sep 10 11:14:22 optidev kernel: Free swap:       4152320kB
Sep 10 11:14:22 optidev kernel: 1245183 pages of RAM
Sep 10 11:14:22 optidev kernel: 818775 pages of HIGHMEM
Sep 10 11:14:22 optidev kernel: 208234 reserved pages
Sep 10 11:14:22 optidev kernel: 358374 pages shared
Sep 10 11:14:22 optidev kernel: 104 pages swap cached
Sep 10 11:14:23 optidev kernel: Out of Memory: Killed process 8995 (oracle).
Sep 10 11:14:23 optidev kernel: oom-killer: gfp_mask=0xd0
Sep 10 11:14:23 optidev kernel: Mem-info:
Sep 10 11:14:23 optidev kernel: DMA per-cpu:
Sep 10 11:14:23 optidev kernel: cpu 0 hot: low 2, high 6, batch 1
Sep 10 11:14:23 optidev kernel: cpu 0 cold: low 0, high 2, batch 1
Sep 10 11:14:23 optidev kernel: cpu 1 hot: low 2, high 6, batch 1
Sep 10 11:14:23 optidev kernel: cpu 1 cold: low 0, high 2, batch 1
Sep 10 11:14:23 optidev kernel: Normal per-cpu:
Sep 10 11:14:23 optidev kernel: cpu 0 hot: low 32, high 96, batch 16
Sep 10 11:14:23 optidev kernel: cpu 0 cold: low 0, high 32, batch 16
Sep 10 11:14:23 optidev kernel: cpu 1 hot: low 32, high 96, batch 16
Sep 10 11:14:23 optidev kernel: cpu 1 cold: low 0, high 32, batch 16
Sep 10 11:14:23 optidev kernel: HighMem per-cpu:
Sep 10 11:14:23 optidev kernel: cpu 0 hot: low 32, high 96, batch 16
Sep 10 11:14:23 optidev kernel: cpu 0 cold: low 0, high 32, batch 16
Sep 10 11:14:23 optidev kernel: cpu 1 hot: low 32, high 96, batch 16
Sep 10 11:14:23 optidev kernel: cpu 1 cold: low 0, high 32, batch 16
Sep 10 11:14:23 optidev kernel:
Sep 10 11:14:23 optidev kernel: Free pages:       16428kB (2944kB HighMem)
Sep 10 11:14:23 optidev kernel: Active:20067 inactive:992132 dirty:0 writeback:3                                              21453 unstable:17347 free:4107 slab:15660 mapped:18548 pagetables:717
Sep 10 11:14:23 optidev kernel: DMA free:12564kB min:16kB low:32kB high:48kB act                                              ive:0kB inactive:0kB present:16384kB pages_scanned:1978 all_unreclaimable? yes
Sep 10 11:14:23 optidev kernel: protections[]: 0 0 0
Sep 10 11:14:23 optidev kernel: Normal free:920kB min:928kB low:1856kB high:2784                                              kB active:0kB inactive:785232kB present:901120kB pages_scanned:6512616 all_unrec                                              laimable? no
Sep 10 11:14:23 optidev kernel: protections[]: 0 0 0
Sep 10 11:14:23 optidev kernel: HighMem free:2944kB min:512kB low:1024kB high:15                                              36kB active:80268kB inactive:3183424kB present:4063228kB pages_scanned:0 all_unr                                              eclaimable? no
Sep 10 11:14:23 optidev kernel: protections[]: 0 0 0
Sep 10 11:14:23 optidev kernel: DMA: 5*4kB 4*8kB 4*16kB 3*32kB 3*64kB 1*128kB 1*                                              256kB 1*512kB 1*1024kB 1*2048kB 2*4096kB = 12564kB
Sep 10 11:14:23 optidev kernel: Normal: 26*4kB 4*8kB 1*16kB 4*32kB 0*64kB 1*128k                                              B 0*256kB 1*512kB 0*1024kB 0*2048kB 0*4096kB = 920kB
Sep 10 11:14:23 optidev kernel: HighMem: 148*4kB 46*8kB 20*16kB 0*32kB 2*64kB 2*                                              128kB 1*256kB 2*512kB 0*1024kB 0*2048kB 0*4096kB = 2944kB
Sep 10 11:14:23 optidev kernel: Swap cache: add 11029, delete 10925, find 406/46                                              8, race 0+0
Sep 10 11:14:23 optidev kernel: 0 bounce buffer pages
Sep 10 11:14:23 optidev kernel: Free swap:       4152320kB
Sep 10 11:14:23 optidev kernel: 1245183 pages of RAM
Sep 10 11:14:23 optidev kernel: 818775 pages of HIGHMEM
Sep 10 11:14:23 optidev kernel: 208234 reserved pages
Sep 10 11:14:23 optidev kernel: 357391 pages shared
Sep 10 11:14:23 optidev kernel: 104 pages swap cached
Sep 10 11:14:23 optidev kernel: Out of Memory: Killed process 9053 (oracle).

any 1 have an idea?
mabe some kernel params went wrong?
# 2  
Old 09-11-2007
How big is the file ? Which is the version of NFS being used ? NFSv4 has some improvements. From the log file seems that during copy the machine runs out of memory, so you may stop the oracle process, copy and then start it again.
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