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Re[2]: Сервер падает в kernel panic
Hello Igor,
Friday, February 1, 2008, 1:52:05 AM, you wrote:
IS> On Fri, Feb 01, 2008 at 01:45:01AM +0500, Egenius wrote:
>> Был сервер с медиа контентом, решил перенести его на более мощный
>> сервер. Поставил Fedora-8 и Nginx-5.34. Все конфиги взял со старого
>> сервера, на котором стояла версия nginx-5.33 Пока сервер не был
>> нагуржен запросами, всё работало нормально. Как только с него начали
>> качать сервер упал с сообщением kernel panic.
>> После перезагрузки обнаружил в логах вот это.
IS> sendfile off
>> Jan 31 21:56:50 onyx kernel: general protection fault: 0000 [1] SMP
>> Jan 31 21:56:50 onyx kernel: CPU 1
>> Jan 31 21:56:50 onyx kernel: Modules linked in: nfs lockd
>> nfs_acl autofs4 sunrpc bonding ipv6 8021q nf_nat_ftp
>> nf_conntrack_ftp iptable_nat nf_nat iptable_ma
>> ngle ipt_REJECT xt_tcpudp nf_conntrack_ipv4 xt_state
>> nf_conntrack nfnetlink iptable_filter ip_tables x_tables dm_mirror
>> dm_multipath dm_mod button pcspkr tg3
>> floppy sr_mod sg cdrom pata_serverworks libata aacraid sd_mod
>> scsi_mod ext3 jbd mbcache uhci_hcd ohci_hcd ehci_hcd
>> Jan 31 21:56:50 onyx kernel: Pid: 15646, comm: nginx Not tainted
>> 2.6.23.9-85.fc8 #1
>> Jan 31 21:56:50 onyx kernel: RIP: 0010:[<ffffffff8109719b>]
>> [<ffffffff8109719b>] __kmalloc_node_track_caller+0x79/0xa9
>> Jan 31 21:56:50 onyx kernel: RSP: 0018:ffff81001b2c79d8 EFLAGS: 00010046
>> Jan 31 21:56:50 onyx kernel: RAX: 0000000000000000 RBX:
>> 0000000000000286 RCX: 000000000000000a
>> Jan 31 21:56:50 onyx kernel: RDX: ffff8100026b39a0 RSI:
>> b1125d92695f0adf RDI: ffffffff8140ebd0
>> Jan 31 21:56:50 onyx kernel: RBP: ffffffff8140ebd0 R08:
>> ffff81000159caf0 R09: 0000000000000000
>> Jan 31 21:56:50 onyx kernel: R10: ffffffff811eb26a R11:
>> 74676216e5447c72 R12: 00000000ffffffff
>> Jan 31 21:56:50 onyx kernel: R13: 00000000000000d0 R14:
>> ffffffff8121ae31 R15: 0000000000000001
>> Jan 31 21:56:50 onyx kernel: FS: 00002aaaaaac1430(0000)
>> GS:ffff81007ff69300(0000) knlGS:0000000000000000
>> Jan 31 21:56:50 onyx kernel: CS: 0010 DS: 0000 ES: 0000 CR0:
>> 000000008005003b
>> Jan 31 21:56:50 onyx kernel: CR2: 00002aaaaaccd000 CR3:
>> 0000000075054000 CR4: 00000000000006e0
>> Jan 31 21:56:50 onyx kernel: DR0: 0000000000000000 DR1:
>> 0000000000000000 DR2: 0000000000000000
>> Jan 31 21:56:50 onyx kernel: DR3: 0000000000000000 DR6:
>> 00000000ffff0ff0 DR7: 0000000000000400
>> Jan 31 21:56:50 onyx kernel: Process nginx (pid: 15646,
>> threadinfo ffff81001b2c6000, task ffff810074acc820)
>> Jan 31 21:56:50 onyx kernel: Stack: ffff81004fe7da00
>> 00000000ffffffff 0000000000000380 00000000000000d0
>> Jan 31 21:56:50 onyx kernel: ffffffff8140e1f0 ffffffff811eb297
>> 000000000001238c ffff810019a32200
>> Jan 31 21:56:50 onyx kernel: ffff810019362000 0000000000000218
>> 0000000000000000 0000000000000168
>> Jan 31 21:56:50 onyx kernel: Call Trace:
>> Jan 31 21:56:50 onyx kernel: [<ffffffff811eb297>] __alloc_skb+0x69/0x133
>> Jan 31 21:56:50 onyx kernel: [<ffffffff8121ae31>] tcp_sendmsg+0x197/0xaf0
>> Jan 31 21:56:50 onyx kernel: [<ffffffff811e5375>] sock_sendmsg+0xea/0x107
>> Jan 31 21:56:50 onyx kernel: [<ffffffff810493f1>]
>> autoremove_wake_function+0x0/0x2e
>> Jan 31 21:56:50 onyx kernel: [<ffffffff8106d4e5>] delayacct_end+0x7d/0x88
>> Jan 31 21:56:50 onyx kernel: [<ffffffff8125bdca>]
>> __wait_on_bit_lock+0x5b/0x66
>> Jan 31 21:56:50 onyx kernel: [<ffffffff810b88f4>]
>> generic_file_splice_read+0x3bb/0x41b
>> Jan 31 21:56:50 onyx kernel: [<ffffffff811e68a6>] kernel_sendmsg+0x2c/0x3e
>> Jan 31 21:56:50 onyx kernel: [<ffffffff811e73c5>] sock_no_sendpage+0xbb/0xc8
>> Jan 31 21:56:50 onyx kernel: [<ffffffff8102e910>]
>> find_busiest_group+0x25b/0x6a2
>> Jan 31 21:56:50 onyx kernel: [<ffffffff8121a69a>] tcp_sendpage+0x4b/0x64b
>> Jan 31 21:56:50 onyx kernel: [<ffffffff810b77fa>] pipe_to_sendpage+0x5a/0x61
>> Jan 31 21:56:50 onyx kernel: [<ffffffff810b7ed3>]
>> __splice_from_pipe+0x58/0x1bd
>> Jan 31 21:56:50 onyx kernel: [<ffffffff810b77a0>] pipe_to_sendpage+0x0/0x61
>> Jan 31 21:56:50 onyx kernel: [<ffffffff810b77a0>] pipe_to_sendpage+0x0/0x61
>> Jan 31 21:56:50 onyx kernel: [<ffffffff810b8176>] splice_from_pipe+0x63/0x81
>> Jan 31 21:56:50 onyx kernel: [<ffffffff810b7951>]
>> direct_splice_actor+0x1b/0x1d
>> Jan 31 21:56:50 onyx kernel: [<ffffffff810b7b56>]
>> splice_direct_to_actor+0xdd/0x16c
>> Jan 31 21:56:50 onyx kernel: [<ffffffff810b7936>]
>> direct_splice_actor+0x0/0x1d
>> Jan 31 21:56:50 onyx kernel: [<ffffffff810b7c15>] do_splice_direct+0x30/0x3e
>> Jan 31 21:56:50 onyx kernel: [<ffffffff8109ba6a>] do_sendfile+0x1b5/0x256
>> Jan 31 21:56:50 onyx kernel: [<ffffffff8109bb56>] sys_sendfile64+0x4b/0x86
>> Jan 31 21:56:50 onyx kernel: [<ffffffff8100bbce>] system_call+0x7e/0x83
>> Jan 31 21:56:50 onyx kernel:
>> Jan 31 21:56:50 onyx kernel:
>> Jan 31 21:56:50 onyx kernel: Code: 48 8b 04 c6 48 89 42 10 53
>> 9d 66 45 85 ed 79 11 48 85 f6 74
>> Jan 31 21:56:50 onyx kernel: RIP [<ffffffff8109719b>]
>> __kmalloc_node_track_caller+0x79/0xa9
>> Jan 31 21:56:50 onyx kernel: RSP <ffff81001b2c79d8>
>> Jan 31 22:35:25 onyx rsyslogd: [origin software="rsyslogd"
>> swVersion="1.19.11" x-pid="2236"][x-configInfo udpReception="No"
>> udpPort="514" tcpReception="No" t
>> cpPort="0"] restart
>>
>> Прилагаю так-же кусок конфига.
>>
>>
>> user apache apache;
>> worker_processes 10;
>>
>> error_log /var/log/nginx/error.log;
>>
>> events {
>> worker_connections 2000;
>> }
>>
>>
>> http {
>> proxy_temp_path /var/spool/nginx/tmp/proxy;
>> fastcgi_temp_path /var/spool/nginx/tmp/fastcgi;
>> client_body_temp_path /var/spool/nginx/tmp/client;
>>
>> include /etc/nginx/mime.types;
>> default_type application/octet-stream;
>> sendfile on;
>> tcp_nodelay on;
>> tcp_nopush on;
>> keepalive_timeout 65;
>>
>> geo $uznet {
>> default no;
>> include /etc/nginx/uznet;
>> }
>> server {
>> listen 80.80.208.37:80;
>> server_name localhost;
>>
>> if ($uznet != uz) {
>> return 405;}
>>
>> location / {
>> root /var/www/nginx_html;
>> index index.html index.htm;
>> }
>>
>> error_page 500 502 503 504 /50x.html;
>> location = /50x.html {
>> root /var/www/nginx_html;
>> }
>> }
>>
>>
>> --
>> Best regards,
>> Egenius mailto:Egenius@xxxxxx
>>
>>
Сделал sendfile off, но сервак снова повис, но теперь уже из-за
разросшегося лога ошибок nginx-а.
--
Best regards,
Egenius mailto:Egenius@xxxxxx
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