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Questions tagged [logging]

Recording activity on the system (or of a particular program) for later reporting and analysis. Logins, logouts, web server page requests, etc might all be logged.

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Linux SAR/SAT Daily Reports to store more than a month?

I'm on RHEL. How can i extend the log interval of SAR Reports to be more then a month? Normally the daily SAR reports are something like: [root@server /]# cat /var/log/sa/sa sa01 sa21 sa23 sa25 sa27 sa29 sa31 sar21…
夏期劇場
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Server does not load WordPress - No HTML nor PHP Errors

I just switched my Dreamhost WordPress site on my VPS from PHP 5.2 Fast CGI to 5.3 CGI. Somehow WordPress now refuses to load and shows a white screen of death on all WordPress pages. PHP Info and static HTML load just fine I discussed some…
rhand
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How can I estimate binlog size and whether binlogs should be on a separate disk?

We are about to setup MySQL Master-Slave replication on our production database. We intend to run backups from the slave (at the moment our master lags out for 15 mins every day whilst backups are run, taking our website offline). We run an average…
Jon M
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How to view specific interval of timestamp in huge log file?

How to view what happened to server in specific time period and specific date? For example: I want to see what happened 23.03.2013 from 6-8am i want to use command line, maybe cat+grep+sort ? log looks like "Mar 24 22:32:49 serv named[21804]"
barraba
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Nginx error log is 96GB in size

Today my server was unresponsive to HTTP requests and it looks like the cause was that nginx went down because when I restarted nginx, it worked again. I wanted to take a look in the error log to see what went wrong but it's 97 gigabytes: -rw-r-----…
Joe
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access_log off for a 301 or a 302

I am using haproxy and nginx. Haproxy has sthis option to check health of my backends: option httpchk HEAD /lol.txt HTTP/1.0 All works fine, but I do not want to log this health check So in my nginx configuration I add: location /lol.txt { …
user160293
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dovecot floods logs with "disconnected"-messages

Sometimes dovecot fills the logs with a couple of messages like the following every second: dovecot: imap-login: Disconnected (no auth attempts in 0 secs): user=<>, rip=999.99.99.99, lip=888.88.88.88, TLS, session=< sLcaRpHX9ABREGnJ > The session is…
Kevin Bader
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Exchange 2010 Mailbox Replication Service Error

We are repetitively getting: The Microsoft Exchange Mailbox Replication service was unable to process jobs in a mailbox database. Database: DB24 Error: Couldn't find system mailbox 'SystemMailbox{fc55d672-c669-4cb7-bb3b-ef091441ec8c}' in Active…
Joseph
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How can I enable error logging and where are the errors logs for IIS 8?

I would like to capture php errors and http errors. I've enabled error logging in PHP, but I do not see where in IIS 8 I can enable errors. Is this possible to do? Thank you for your guidance.
Alex Gordon
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Better IIS error tracing

I'm running a Confluence instance behind an IIS proxy. Now we have some issues with user authentication. Right now the only thing I can see is the request and a 401 response. However I can not see which login module caused this or if it is caused by…
Stefan Ernst
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iptables log nowhere to be found

I'm trying to log when IPTables drops connections mostly for analysis. Problem is, my log seems to be written to... nowhere. By this time I know that iptables logs through kern facility and for this, everything should be written to…
annih
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Pound, HAproxy and HAproxy logging

I'm trying to figure out one thing about HAproxy logging. Basically, we have Pound running in front of HAproxy on the same host doing SSL termination and then passing the requests to HAproxy. What I'm trying to figure out is how to log CLIENT's IP…
milosgajdos
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Where non-root web app should write it's log under ubuntu?

I have a python we application that is executed under www-data for security purpose (not under root). On of it's processes can generate application specific log file, and i want to place this file somewhere. As i notices, /var/log has root owner and…
grigoryvp
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How to get a list of frequent VPN users from a Cisco ASA 5510?

The Cisco ASA 5510 here at work is being decommissioned and I want to find out what users used it alot. I didn't set this thing up myself, but it would be nice to add the same users to the new system by finding out a list of the old users.
leeand00
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Cause for large number of duplicate web requests

I am seeing odd traffic to my web site. On occasion, probably a few times a day, I will get a flurry of requests for the same URI from the same IP address for several minutes, at rates from maybe one per second up to hundreds per second. Other…
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