Не было ошибок.
error_log есть в конфиге только 1 раз на уровне main.

Вот все что было на тему too за сегодня, а релоад и рестарт я делал много раз:

[root@xxxx nginx]# grep -i too error.log
2011/02/28 05:30:03 [emerg] 7598#0: open() "/usr/share/nginx/logs/easyinsight.access.log" failed (24: Too many open files)
2011/02/28 06:13:01 [emerg] 7598#0: open() "/usr/share/nginx/logs/tst5.access.log" failed (24: Too many open files)
2011/02/28 09:58:02 [emerg] 7598#0: open() "/usr/share/nginx/logs/kdudkov.access.log" failed (24: Too many open files)
2011/02/28 10:07:02 [emerg] 7598#0: open() "/usr/share/nginx/logs/aboutmycode.access.log" failed (24: Too many open files)
2011/02/28 10:38:56 [emerg] 7598#0: open() "/usr/share/nginx/logs/aboutmycode.access.log" failed (24: Too many open files)
2011/02/28 10:40:23 [emerg] 7598#0: open() "/usr/share/nginx/logs/aboutmycode.access.log" failed (24: Too many open files)
2011/02/28 10:47:05 [emerg] 7598#0: open() "/usr/share/nginx/logs/aboutmycode.access.log" failed (24: Too many open files)
2011/02/28 10:48:16 [emerg] 19325#0: open() "/usr/share/nginx/logs/yallotrade.access.log" failed (24: Too many open files)
2011/02/28 10:51:19 [emerg] 19325#0: open() "/usr/share/nginx/logs/yallotrade.access.log" failed (24: Too many open files)
2011/02/28 11:02:02 [emerg] 19325#0: open() "/usr/share/nginx/logs/lhunath.access.log" failed (24: Too many open files)
2011/02/28 11:04:01 [emerg] 19325#0: open() "/usr/share/nginx/logs/yallotrade.access.log" failed (24: Too many open files)
2011/02/28 11:34:53 [emerg] 29521#0: open() "/usr/share/nginx/logs/yallotrade.access.log" failed (24: Too many open files)
2011/02/28 12:05:18 [emerg] 3563#0: open() "/usr/share/nginx/logs/yallotrade.access.log" failed (24: Too many open files)
2011/02/28 12:26:03 [emerg] 3563#0: open() "/usr/share/nginx/logs/yokosuka.access.log" failed (24: Too many open files)
2011/02/28 12:27:02 [emerg] 3563#0: open() "/usr/share/nginx/logs/molot.access.log" failed (24: Too many open files)
2011/02/28 12:34:03 [emerg] 3563#0: open() "/usr/share/nginx/logs/manufaktura.access.log" failed (24: Too many open files)
2011/02/28 12:35:02 [emerg] 3563#0: open() "/usr/share/nginx/logs/cpmsys.access.log" failed (24: Too many open files)
2011/02/28 12:41:04 [emerg] 3563#0: open() "/usr/share/nginx/logs/exader.access.log" failed (24: Too many open files)
2011/02/28 12:42:02 [emerg] 3563#0: open() "/usr/share/nginx/logs/freshecho.access.log" failed (24: Too many open files)
2011/02/28 12:48:51 [emerg] 3563#0: open() "/usr/share/nginx/logs/freshecho.access.log" failed (24: Too many open files)
2011/02/28 13:15:05 [emerg] 13753#0: open() "/usr/share/nginx/logs/creogen.access.log" failed (24: Too many open files)
2011/02/28 13:17:01 [emerg] 13753#0: open() "/usr/share/nginx/logs/loxal.access.log" failed (24: Too many open files)
2011/02/28 13:18:02 [emerg] 13753#0: open() "/usr/share/nginx/logs/creogen.access.log" failed (24: Too many open files)
2011/02/28 13:19:02 [emerg] 13753#0: open() "/usr/share/nginx/logs/loxal.access.log" failed (24: Too many open files)
2011/02/28 13:21:12 [emerg] 15785#0: open() "/usr/share/nginx/logs/mbttechnology.access.log" failed (24: Too many open files)