구글링 해봐도 모르겠음... 버그인거 같기도 하고...
cat /var/log/message
Dec 31 09:56:54 localhost kernel: INFO: task httpd:25430 blocked for more than 120 seconds. Dec 31 09:56:58 localhost kernel: "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. Dec 31 09:56:58 localhost kernel: httpd D ffffffff801508e3 0 25430 5799 25431 25429 (NOTLB) Dec 31 09:56:58 localhost kernel: ffff810041501dc8 0000000000000086 ffff81007d803cf0 ffffffff80009a0e Dec 31 09:56:58 localhost kernel: ffff810041501e48 0000000000000009 ffff81000e283820 ffff81007f6ed080 Dec 31 09:56:58 localhost kernel: 0002c15bbb78f4c0 0000000000008326 ffff81000e283a08 000000047f6da8e8 Dec 31 09:56:58 localhost kernel: Call Trace: Dec 31 09:56:58 localhost kernel: [<ffffffff80009a0e>] __link_path_walk+0x173/0xf5b Dec 31 09:56:58 localhost kernel: [<ffffffff8002ca5a>] mntput_no_expire+0x19/0x89 Dec 31 09:56:58 localhost kernel: [<ffffffff80063c6f>] __mutex_lock_slowpath+0x60/0x9b Dec 31 09:56:58 localhost kernel: [<ffffffff800237b5>] __path_lookup_intent_open+0x56/0x97 Dec 31 09:56:58 localhost kernel: [<ffffffff80063cb9>] .text.lock.mutex+0xf/0x14 Dec 31 09:56:58 localhost kernel: [<ffffffff8001b026>] open_namei+0xea/0x6d5 Dec 31 09:57:20 localhost kernel: [<ffffffff80027533>] do_filp_open+0x1c/0x38 Dec 31 09:57:23 localhost kernel: [<ffffffff80019e5d>] do_sys_open+0x44/0xbe Dec 31 09:57:33 localhost kernel: [<ffffffff8005d116>] system_call+0x7e/0x83
|