In cases like these nmon is a useful tool. It's a top-like tool with the ability to write the stats into a log file for later analysis. It is really nice when you want the basics monitored but not install a full monitoring solution like nagios, zabbix, etc. Regards, Dennis On 27.12.2014 18:03, Dr James Smith wrote: > If you have root access you can look in /var/log and this might show up > stuff in messages or syslog... > > Sometimes Apache can leak little bits of memory with each request - > along with other processes. > > You could also write a simple cron job which does something like: > > echo `date` `cat /proc/meminfo | grep Free | grep kB | cut -d : -f 2 | > xargs` >> ~/mem-free > > which will give you a log file like: > > Sat Dec 27 17:01:01 GMT 2014 80908 kB 3549440 kB > Sat Dec 27 17:02:01 GMT 2014 79760 kB 3549516 kB > > and so you can check that the two numbers (mem free + swap free) are not > both getting towards 0... > > On 27/12/2014 15:52, georg chambert wrote: >> Hi James, >> well, no, traffic hasn't been very intense, and the machines only task >> is to be a server, the number of accesses >> (at least in logg) is quite limited, some hundred at maximum, is there >> a way to check "post-mortem" ? >> >> ----- Original Message ----- >> *From:* Dr James Smith <mailto:js5@xxxxxxxxxxxx> >> *To:* users@xxxxxxxxxxxxxxxx <mailto:users@xxxxxxxxxxxxxxxx> >> *Sent:* Saturday, December 27, 2014 3:49 PM >> *Subject:* Re: Apache make fedora go into corner >> >> On 27/12/2014 13:21, georg chambert wrote: >>> Hi, have for a bit of time had trouble with my server PC running >>> Fedora Os and Apache. >>> After some time it goes into non-communicatable mode, does not >>> take any input whatsover, >>> hard shutdown is only way to get out. It can be 24hours and it >>> can be 14days of running before this happes. >>> While if the httpd is not active the machine has no issues. >>> So where do I look to find answers; short look in access_log for >>> servere does not give any specific clues to what >>> happens, possibly because the "hard takedown" of the machine the >>> file is not closed properly ? >> Have you checked top regularly to see if you are running the >> machine out of memory. >> >>> Any suggestions ? >>> Georg >> >> >> >> >> ------------------------------------------------------------------------ >> <http://www.avast.com/> >> >> This email has been checked for viruses by Avast antivirus software. >> www.avast.com <http://www.avast.com/> >> >> >> >> -- The Wellcome Trust Sanger Institute is operated by Genome >> Research Limited, a charity registered in England with number >> 1021457 and a company registered in England with number 2742969, >> whose registered office is 215 Euston Road, London, NW1 2BE. >> > > > > --- > This email has been checked for viruses by Avast antivirus software. > http://www.avast.com > > > --------------------------------------------------------------------- To unsubscribe, e-mail: users-unsubscribe@xxxxxxxxxxxxxxxx For additional commands, e-mail: users-help@xxxxxxxxxxxxxxxx
|