[gl-como] errore kernel

Fabrizio Monti thefantaman@gmail.com
Gio 24 Maggio 2012 11:51:06 CEST


Ciao a tutti,
ho riscontrato questo messaggio su un server centos 5.6 64bit kerner
2.6.18-238.12.1.el5   :

Citazione
May 24 10:05:11 web kernel: INFO: task httpd:6308 blocked for more than 120
seconds.
May 24 10:05:11 web kernel: "echo 0 >
/proc/sys/kernel/hung_task_timeout_secs" disables this message.
May 24 10:05:11 web kernel: httpd         D ffff81013b22e080     0  6308
 2446          6611  5362 (NOTLB)
May 24 10:05:11 web kernel:  ffff810091e51c78 0000000000000082
0000000000000080 0000000000000000
May 24 10:05:11 web kernel:  0000000000000200 000000000000000a
ffff81013bea3040 ffff81013b22e080
May 24 10:05:11 web kernel:  000004f65994c900 0000000000016eec
ffff81013bea3228 0000000100000286
May 24 10:05:11 web kernel: Call Trace:
May 24 10:05:11 web kernel:  [<ffffffff80064ae9>] _spin_lock_bh+0x9/0x14
May 24 10:05:11 web kernel:  [<ffffffff800ce6ab>] zone_statistics+0x3e/0x6d
May 24 10:05:11 web kernel:  [<ffffffff80063c4f>]
__mutex_lock_slowpath+0x60/0x9b
May 24 10:05:11 web kernel:  [<ffffffff80009852>] __d_lookup+0xb0/0xff
May 24 10:05:11 web kernel:  [<ffffffff80063c99>] .text.lock.mutex+0xf/0x14
May 24 10:05:11 web kernel:  [<ffffffff8000d06f>] do_lookup+0x90/0x1e6
May 24 10:05:11 web kernel:  [<ffffffff8000a2cb>]
__link_path_walk+0xa2a/0xfb9
May 24 10:05:11 web kernel:  [<ffffffff8000eb30>] link_path_walk+0x42/0xb2
May 24 10:05:11 web kernel:  [<ffffffff8000ce5f>] do_path_lookup+0x275/0x2f1
May 24 10:05:11 web kernel:  [<ffffffff80012970>] getname+0x15b/0x1c2
May 24 10:05:11 web kernel:  [<ffffffff80023af4>] __user_walk_fd+0x37/0x4c
May 24 10:05:11 web kernel:  [<ffffffff80028a45>] vfs_stat_fd+0x1b/0x4a
May 24 10:05:11 web kernel:  [<ffffffff80023826>] sys_newstat+0x19/0x31
May 24 10:05:11 web kernel:  [<ffffffff8005d229>] tracesys+0x71/0xe0
May 24 10:05:11 web kernel:  [<ffffffff8005d28d>] tracesys+0xd5/0xe0

Credo che il problema sia il kernel che va a stoppare quel determinato
servizio ma mi sapete dire come mai? E' mai capitato a qualcuno di voi?
Grazie a tutti e buona giornata,
Fabrizio.
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