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<!--
$FML$
-->
<qandaset>
<qandaentry>
<question>
<para>
show fml error log of yesterday.
</para>
</question>
<answer>
<para>
daily.pl of &fml4; is not implemented yet.
</para>
<para>
Currently use grep to parse the log file.
</para>
</answer>
</qandaentry>
<qandaentry>
<question>
<para>
See old logs.
</para>
</question>
<answer>
<para>
&fml8; appends log messages continuously into the log file at
$ml_home_directory by default. All log messages exist in it.
</para>
<para>
On the other hand, Unix log expires.
So you cannot trace too lod messages.
</para>
<para>
Please tune parameters of expiration tools e.g. newsyslog which
program differs from unix variants to variants to save log messages in
at least 3 months.
</para>
</answer>
</qandaentry>
<qandaentry>
<question>
<para>
Centralize log messages.
</para>
</question>
<answer>
<para>
Unix uses syslog mechanism.
To redirect all messages to /var/log/messages, set the following:
<screen>
[/etc/syslog.conf]
*.* /var/log/messages
</screen>
</para>
<para>
Also, &fml8; can use syslog mechanism.
<screen>
[/var/spool/ml/elena/config.cf]
log_type = syslog
</screen>
</para>
<para>
To use these configuration, all messages are centralized to
/var/log/messages file.
</para>
</answer>
</qandaentry>
<qandaentry>
<question>
<para>
extract specific log messages in monitoring.
</para>
</question>
<answer>
<para>
<screen>
% tail -F /var/spool/ml/elena/log | grep 'PATTERN'
</screen>
</para>
</answer>
</qandaentry>
<qandaentry>
<question>
<para>
extrace the specific log messages with coping it.
</para>
</question>
<answer>
<para>
<screen>
% tail -F /var/spool/ml/elena/log | grep 'PATTERN' | tee FILE
</screen>
</para>
</answer>
</qandaentry>
<qandaentry>
<question>
<para>
Expire old log files.
</para>
</question>
<answer>
<para>
Newsyslog mechanism provided by &fml4; is not implemented.
</para>
</answer>
</qandaentry>
</qandaset>
|
