Слишком часто "No buffer space available"

Vitalij Satanivskij satan at ukr.net
Mon Nov 21 14:26:30 MSK 2005


Igor Sysoev wrote:
IS> On Mon, 21 Nov 2005, Vitalij Satanivskij wrote:
IS> 
IS> >На нагруженой системе ( банерка)
IS> >практически тысячами за сутки лезут в error.log приведеные ниже ошибки.
IS> >
IS> >2005/11/21 09:54:19 [alert] 66483#0: *70837247 socket() failed (55: No 
IS> >buffer space available) while connecting to upstream ...
IS> >
IS> >
IS> >Кто подскажет, хотябы о каких буферах в даном случае идет речь?
IS> 
IS> Если OS - FreeBSD, то что показывает
IS> netstat -m
IS> и
IS> vmstat -z | egrep 'socket|tcpcb'
IS> ?
Да FreeBSD 6.0
[werewolf:~]# netstat -m
3178/1142/4320 mbufs in use (current/cache/total)
1727/807/2534/25600 mbuf clusters in use (current/cache/total/max)
306/459/6656 sfbufs in use (current/peak/max)
4248K/1899K/6148K bytes allocated to network (current/cache/total)
0 requests for sfbufs denied
0 requests for sfbufs delayed
13240 requests for I/O initiated by sendfile
3072 calls to protocol drain routines


[werewolf:~]# vmstat -z | egrep 'socket|tcpcb'
socket:          356,    12331,    9839,    556, 148352402
tcpcb:           460,    12328,    9577,    583, 118185270

В какую сторону копать?


IS> 
IS> 
IS> Игорь Сысоев
IS> http://sysoev.ru
IS> 





More information about the nginx-ru mailing list