Bad file descriptor问题
lnmp0.7，刚才检查有无系统级错误信息，执行# more /var/log/messages发现有这个问题，怎么解决呢？# more /var/log/messages
Jun 19 04:02:09 li341-133 syslogd 1.4.1: restart.
Jun 19 16:14:21 li341-133 ntpd: sendto(2600:3c03::f03c:91ff:fe96:1da9) (fd=-1): Bad file descriptor
Jun 19 16:31:26 li341-133 ntpd: sendto(2600:3c03::f03c:91ff:fe96:1da9) (fd=-1): Bad file descriptor
Jun 19 16:48:32 li341-133 ntpd: sendto(2600:3c03::f03c:91ff:fe96:1da9) (fd=-1): Bad file descriptor
Jun 19 17:05:36 li341-133 ntpd: sendto(2600:3c03::f03c:91ff:fe96:1da9) (fd=-1): Bad file descriptor
Jun 19 17:22:42 li341-133 ntpd: sendto(2600:3c03::f03c:91ff:fe96:1da9) (fd=-1): Bad file descriptor
Jun 19 17:39:47 li341-133 ntpd: sendto(2600:3c03::f03c:91ff:fe96:1da9) (fd=-1): Bad file descriptor
Jun 19 17:56:51 li341-133 ntpd: sendto(2600:3c03::f03c:91ff:fe96:1da9) (fd=-1): Bad file descriptor
Jun 19 18:13:54 li341-133 ntpd: sendto(2600:3c03::f03c:91ff:fe96:1da9) (fd=-1): Bad file descriptor
Jun 19 18:30:59 li341-133 ntpd: sendto(2600:3c03::f03c:91ff:fe96:1da9) (fd=-1): Bad file descriptor
Jun 19 18:37:39 li341-133 ntpd: kernel time sync enabled 4001
Jun 19 18:48:04 li341-133 ntpd: sendto(2600:3c03::f03c:91ff:fe96:1da9) (fd=-1): Bad file descriptor
Jun 19 19:05:09 li341-133 ntpd: sendto(2600:3c03::f03c:91ff:fe96:1da9) (fd=-1): Bad file descriptor
Jun 19 19:22:13 li341-133 ntpd: sendto(2600:3c03::f03c:91ff:fe96:1da9) (fd=-1): Bad file descriptor
Jun 19 19:39:18 li341-133 ntpd: sendto(2600:3c03::f03c:91ff:fe96:1da9) (fd=-1): Bad file descriptor
Jun 19 19:56:24 li341-133 ntpd: sendto(2600:3c03::f03c:91ff:fe96:1da9) (fd=-1): Bad file descriptor
Jun 19 20:13:30 li341-133 ntpd: sendto(2600:3c03::f03c:91ff:fe96:1da9) (fd=-1): Bad file descriptor
Jun 19 20:20:06 li341-133 ntpd: kernel time sync enabled 0001
Jun 19 20:30:36 li341-133 ntpd: sendto(2600:3c03::f03c:91ff:fe96:1da9) (fd=-1): Bad file descriptor
Jun 19 20:47:41 li341-133 ntpd: sendto(2600:3c03::f03c:91ff:fe96:1da9) (fd=-1): Bad file descriptor
Jun 19 20:54:18 li341-133 ntpd: kernel time sync enabled 4001
Jun 19 21:04:46 li341-133 ntpd: sendto(2600:3c03::f03c:91ff:fe96:1da9) (fd=-1): Bad file descriptor
Jun 19 21:11:22 li341-133 ntpd: kernel time sync enabled 0001
Jun 19 21:21:50 li341-133 ntpd: sendto(2600:3c03::f03c:91ff:fe96:1da9) (fd=-1): Bad file descriptor
Jun 19 21:38:54 li341-133 ntpd: sendto(2600:3c03::f03c:91ff:fe96:1da9) (fd=-1): Bad file descriptor
Jun 19 21:45:33 li341-133 ntpd: kernel time sync enabled 4001
Jun 19 21:55:57 li341-133 ntpd: sendto(2600:3c03::f03c:91ff:fe96:1da9) (fd=-1): Bad file descriptor
Jun 19 22:02:38 li341-133 ntpd: kernel time sync enabled 0001
Jun 19 22:13:03 li341-133 ntpd: sendto(2600:3c03::f03c:91ff:fe96:1da9) (fd=-1): Bad file descriptor
Jun 19 22:30:06 li341-133 ntpd: sendto(2600:3c03::f03c:91ff:fe96:1da9) (fd=-1): Bad file descriptor
Jun 19 22:36:49 li341-133 ntpd: kernel time sync enabled 4001
Jun 19 22:40:34 li341-133 dhclient: DHCPREQUEST on eth0 to 72.14.180.142 port 67
Jun 19 22:40:34 li341-133 dhclient: DHCPACK from 72.14.180.142
Jun 19 22:40:34 li341-133 dhclient: bound to 96.126.116.133 -- renewal in 32446 seconds.
Jun 19 22:47:11 li341-133 ntpd: sendto(2600:3c03::f03c:91ff:fe96:1da9) (fd=-1): Bad file descriptor
Jun 19 23:04:14 li341-133 ntpd: sendto(2600:3c03::f03c:91ff:fe96:1da9) (fd=-1): Bad file descriptor
Jun 19 23:10:56 li341-133 ntpd: kernel time sync enabled 0001
Jun 19 23:21:18 li341-133 ntpd: sendto(2600:3c03::f03c:91ff:fe96:1da9) (fd=-1): Bad file descriptor
Jun 19 23:38:21 li341-133 ntpd: sendto(2600:3c03::f03c:91ff:fe96:1da9) (fd=-1): Bad file descriptor
Jun 19 23:55:24 li341-133 ntpd: sendto(2600:3c03::f03c:91ff:fe96:1da9) (fd=-1): Bad file descriptor
Jun 20 00:12:27 li341-133 ntpd: sendto(2600:3c03::f03c:91ff:fe96:1da9) (fd=-1): Bad file descriptor
Jun 20 00:19:13 li341-133 ntpd: kernel time sync enabled 4001
Jun 20 00:29:32 li341-133 ntpd: sendto(2600:3c03::f03c:91ff:fe96:1da9) (fd=-1): Bad file descriptor
Jun 20 00:46:35 li341-133 ntpd: sendto(2600:3c03::f03c:91ff:fe96:1da9) (fd=-1): Bad file descriptor
Jun 20 01:03:38 li341-133 ntpd: sendto(2600:3c03::f03c:91ff:fe96:1da9) (fd=-1): Bad file descriptor
Jun 20 01:10:30 li341-133 ntpd: kernel time sync enabled 0001
Jun 20 01:20:41 li341-133 ntpd: sendto(2600:3c03::f03c:91ff:fe96:1da9) (fd=-1): Bad file descriptor
Jun 20 01:37:46 li341-133 ntpd: sendto(2600:3c03::f03c:91ff:fe96:1da9) (fd=-1): Bad file descriptor
Jun 20 01:44:40 li341-133 ntpd: kernel time sync enabled 4001
Jun 20 01:54:51 li341-133 ntpd: sendto(2600:3c03::f03c:91ff:fe96:1da9) (fd=-1): Bad file descriptor
Jun 20 02:01:45 li341-133 ntpd: kernel time sync enabled 0001
Jun 20 02:11:57 li341-133 ntpd: sendto(2600:3c03::f03c:91ff:fe96:1da9) (fd=-1): Bad file descriptor
Jun 20 02:29:00 li341-133 ntpd: sendto(2600:3c03::f03c:91ff:fe96:1da9) (fd=-1): Bad file descriptor
Jun 20 02:35:55 li341-133 ntpd: kernel time sync enabled 4001
Jun 20 02:46:03 li341-133 ntpd: sendto(2600:3c03::f03c:91ff:fe96:1da9) (fd=-1): Bad file descriptor
Jun 20 03:03:06 li341-133 ntpd: sendto(2600:3c03::f03c:91ff:fe96:1da9) (fd=-1): Bad file descriptor
Jun 20 03:20:10 li341-133 ntpd: sendto(2600:3c03::f03c:91ff:fe96:1da9) (fd=-1): Bad file descriptor 这个是时间同步时的提示吧，不清楚具体什么原因
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