Solve the problem that syslog does not write logs to log files
Source: Internet
Author: User
Solve the problem that syslog does not write logs to log files-Linux Enterprise Application-Linux server application information. The following is a detailed description. Recently modified the log file/etc/syslog of the company server. conf. The syslogd of the two servers no longer writes logs to any log file. Use ps-ef | grep syslog To find that syslogd is running:
[Root @ host103 ~] # Service syslog status
Syslogd (pid 12062) is running...
Klogd (pid 12066) is running...
But the size of all log files is empty. Use logger test/var/log/messages, and then open/var/log/messages. It is found that the previous test information is not written into the log file. It takes a long time to think about it, no answer is found.
Later, ask a colleague to check the/etc/syslog on other servers. conf and/etc/init. d/syslog copy to the faulty machine (the log configurations of the two machines are identical), and then restart syslog/etc/init. d/syslog restart. The problem is solved.
Where is the problem?
I used diff to compare/etc/syslog. conf (new) and/etc/syslog. conf (old), no difference, old/etc/init. d/syslog (old) and/etc/init. d/syslog (new), there is no difference, the results I use the following command, we found that the date of the two files is different:
[Root @ host103 ~] # Ll/etc/init. d/syslog *
-Rwxr-xr-x 1 root 1369 Aug 16/etc/init. d/syslog
-Rwxr-xr-x 1 root 1369 Feb 22 2005/etc/init. d/syslog. old
The date of the old file has changed. Then I copy the old file and name it/etc/init. d/syslog. Then I restart syslog. As a result, syslogd resumes operation.
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