BERTRAND Joël wrote:
<snip>
and some process are in D state :
Root gershwin:[/etc] > ps auwx | grep D
USER PID %CPU %MEM VSZ RSS TTY STAT START TIME COMMAND
root 270 0.0 0.0 0 0 ? D Oct27 1:17 [pdflush]
root 3676 0.9 0.0 0 0 ? D Oct27 56:03 [nfsd]
root 5435 0.0 0.0 0 0 ? D< Oct27 3:16 [md7_raid1]
root 5438 0.0 0.0 0 0 ? D< Oct27 1:01 [kjournald]
root 5440 0.0 0.0 0 0 ? D< Oct27 0:33 [loop0]
root 5441 0.0 0.0 0 0 ? D< Oct27 0:05 [kjournald]
root 16442 0.0 0.0 20032 1208 pts/2 D+ 13:23 0:00 iftop
-i eth2
Why md7_raid is in D state ? Same question about iftop ?
Some bad news... After ten or eleven hours, kernel crashes on this
server. The last top screen is :
top - 04:59:46 up 4 days, 16:24, 3 users, load average: 19.72, 19.22,
19.05
Tasks: 285 total, 5 running, 279 sleeping, 0 stopped, 1 zombie
Cpu(s): 0.0%us, 4.2%sy, 0.0%ni, 68.5%id, 27.3%wa, 0.0%hi, 0.0%si,
0.0%st
Mem: 4139024k total, 4130800k used, 8224k free, 38984k buffers
Swap: 7815536k total, 304k used, 7815232k free, 79056k cached
PID USER PR NI VIRT RES SHR S %CPU %MEM TIME+ COMMAND
5426 root 15 -5 0 0 0 R 100 0.0 970:17.21 md_d0_raid5
26923 root 20 0 3120 1568 1112 R 2 0.0 13:32.24 top
...
I have rebooted. I don't have any message in log files. I don't have
any screen but I haven't seen anything on serial console. In ker.log, I
have :
Oct 31 15:36:15 gershwin kernel: swapper: page allocation failure.
order:2, mode:0x4020
Oct 31 15:36:15 gershwin kernel: Call Trace:
Oct 31 15:36:15 gershwin kernel: [00000000004b6568]
__slab_alloc+0x1b0/0x720
Oct 31 15:36:15 gershwin kernel: [00000000004b87a8]
__kmalloc_track_caller+0xb0/0xe0
Oct 31 15:36:15 gershwin kernel: [0000000000601d68] __alloc_skb+0x50/0x120
Oct 31 15:36:15 gershwin kernel: [0000000000642ee0]
tcp_collapse+0x1e8/0x440
Oct 31 15:36:15 gershwin kernel: [0000000000643298]
tcp_prune_queue+0x160/0x3a0
Oct 31 15:36:15 gershwin kernel: [0000000000643d08]
tcp_data_queue+0x830/0xde0
Oct 31 15:36:15 gershwin kernel: [0000000000645d74]
tcp_rcv_established+0x35c/0x840
Oct 31 15:36:15 gershwin kernel: [000000000064cf7c]
tcp_v4_do_rcv+0xe4/0x4a0
Oct 31 15:36:15 gershwin kernel: [000000000064fdd8] tcp_v4_rcv+0xb00/0xb20
Oct 31 15:36:15 gershwin kernel: [000000000062e2ac]
ip_local_deliver+0x194/0x3a0
Oct 31 15:36:15 gershwin kernel: [000000000062dd98] ip_rcv+0x360/0x6e0
Oct 31 15:36:15 gershwin kernel: [0000000000607f64]
netif_receive_skb+0x1ec/0x480
Oct 31 15:36:15 gershwin kernel: [00000000005a5fe0] tg3_poll+0x6c8/0xc40
Oct 31 15:36:15 gershwin kernel: [000000000060a940]
net_rx_action+0x88/0x160
Oct 31 15:36:15 gershwin kernel: [0000000000468078] __do_softirq+0x80/0x100
Oct 31 15:36:15 gershwin kernel: [000000000046815c] do_softirq+0x64/0x80
Oct 31 15:36:15 gershwin kernel: Mem-info:
Oct 31 15:36:15 gershwin kernel: Normal per-cpu:
Oct 31 15:36:15 gershwin kernel: CPU 0: Hot: hi: 90, btch: 15 usd:
15 Cold: hi: 30, btch: 7 usd: 5
Oct 31 15:36:15 gershwin kernel: CPU 1: Hot: hi: 90, btch: 15 usd:
31 Cold: hi: 30, btch: 7 usd: 4
Oct 31 15:36:15 gershwin kernel: CPU 2: Hot: hi: 90, btch: 15 usd:
4 Cold: hi: 30, btch: 7 usd: 3
Oct 31 15:36:15 gershwin kernel: CPU 3: Hot: hi: 90, btch: 15 usd:
82 Cold: hi: 30, btch: 7 usd: 2
Oct 31 15:36:15 gershwin kernel: CPU 4: Hot: hi: 90, btch: 15 usd:
84 Cold: hi: 30, btch: 7 usd: 0
Oct 31 15:36:15 gershwin kernel: CPU 5: Hot: hi: 90, btch: 15 usd:
65 Cold: hi: 30, btch: 7 usd: 4
Oct 31 15:36:15 gershwin kernel: CPU 6: Hot: hi: 90, btch: 15 usd:
85 Cold: hi: 30, btch: 7 usd: 6
Oct 31 15:36:15 gershwin kernel: CPU 7: Hot: hi: 90, btch: 15 usd:
69 Cold: hi: 30, btch: 7 usd: 4
Oct 31 15:36:15 gershwin kernel: CPU 8: Hot: hi: 90, btch: 15 usd:
11 Cold: hi: 30, btch: 7 usd: 5
Oct 31 15:36:15 gershwin kernel: CPU 9: Hot: hi: 90, btch: 15 usd:
75 Cold: hi: 30, btch: 7 usd: 1
Oct 31 15:36:15 gershwin kernel: CPU 10: Hot: hi: 90, btch: 15 usd:
84 Cold: hi: 30, btch: 7 usd: 2
Oct 31 15:36:15 gershwin kernel: CPU 11: Hot: hi: 90, btch: 15 usd:
13 Cold: hi: 30, btch: 7 usd: 1
Oct 31 15:36:15 gershwin kernel: CPU 12: Hot: hi: 90, btch: 15 usd:
17 Cold: hi: 30, btch: 7 usd: 23
Oct 31 15:36:15 gershwin kernel: CPU 13: Hot: hi: 90, btch: 15 usd:
7 Cold: hi: 30, btch: 7 usd: 25
Oct 31 15:36:15 gershwin kernel: CPU 14: Hot: hi: 90, btch: 15 usd:
64 Cold: hi: 30, btch: 7 usd: 27
Oct 31 15:36:15 gershwin kernel: CPU 15: Hot: hi: 90, btch: 15 usd:
12 Cold: hi: 30, btch: 7 usd: 6
Oct 31 15:36:15 gershwin kernel: CPU 16: Hot: hi: 90, btch: 15 usd:
2 Cold: hi: 30, btch: 7 usd: 1
Oct 31 15:36:15 gershwin kernel: CPU 17: Hot: hi: 90, btch: 15 usd:
80 Cold: hi: 30, btch: 7 usd: 1
Oct 31 15:36:15 gershwin kernel: CPU 18: Hot: hi: 90, btch: 15 usd:
4 Cold: hi: 30, btch: 7 usd: 17
Oct 31 15:36:15 gershwin kernel: CPU 19: Hot: hi: 90, btch: 15 usd:
58 Cold: hi: 30, btch: 7 usd: 1
Oct 31 15:36:16 gershwin kernel: CPU 20: Hot: hi: 90, btch: 15 usd:
13 Cold: hi: 30, btch: 7 usd: 4
Oct 31 15:36:16 gershwin kernel: CPU 21: Hot: hi: 90, btch: 15 usd:
87 Cold: hi: 30, btch: 7 usd: 2
Oct 31 15:36:16 gershwin kernel: CPU 22: Hot: hi: 90, btch: 15 usd:
77 Cold: hi: 30, btch: 7 usd: 6
Oct 31 15:36:16 gershwin kernel: CPU 23: Hot: hi: 90, btch: 15 usd:
10 Cold: hi: 30, btch: 7 usd: 2
Oct 31 15:36:16 gershwin kernel: Active:72131 inactive:275943 dirty:6433
writeback:1041 unstable:0
Oct 31 15:36:16 gershwin kernel: free:2187 slab:131941 mapped:1732
pagetables:258 bounce:0
Oct 31 15:36:16 gershwin kernel: Normal free:17496kB min:8144kB
low:10176kB high:12216kB active:577048kB inactive:2207544kB
present:4149440kB pages_scanned:0 all_unreclaimable? no
Oct 31 15:36:16 gershwin kernel: lowmem_reserve[]: 0 0
Oct 31 15:36:16 gershwin kernel: Normal: 1786*8kB 173*16kB 0*32kB 1*64kB
0*128kB 0*256kB 1*512kB 0*1024kB 0*2048kB 0*4096kB 0*8192kB = 17632kB
Oct 31 15:36:16 gershwin kernel: Swap cache: add 39, delete 39, find
0/0, race 0+0
Oct 31 15:36:16 gershwin kernel: Free swap = 7815232kB
Oct 31 15:36:16 gershwin kernel: Free swap = 7815232kB
Oct 31 15:36:16 gershwin kernel: Total swap = 7815536kB
Oct 31 15:36:16 gershwin kernel: Free swap: 7815232kB
Oct 31 15:36:17 gershwin kernel: 524260 pages of RAM
Oct 31 15:36:17 gershwin kernel: 6882 reserved pages
Oct 31 15:36:17 gershwin kernel: 278965 pages shared
Oct 31 15:36:17 gershwin kernel: 0 pages swap cached
Oct 31 15:36:17 gershwin kernel: 6435 pages dirty
Oct 31 15:36:17 gershwin kernel: 1041 pages writeback
Oct 31 15:36:17 gershwin kernel: 1732 pages mapped
Oct 31 15:36:17 gershwin kernel: 131941 pages slab
Oct 31 15:36:17 gershwin kernel: 258 pages pagetables
Any idea ?
Regards,
JKB
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