Re: logging system load

2007-08-14 Thread James
Found another useful tool for logging system load.  It's called Munin
and it's in ports as sysutils/munin-node sysutils/munin-main.  It's
nifty -- uses rrdtool to graph various things.  Some of the plugins
are shabby and need some work to get running but the system load
plugin works fine out of the box.

-- 
James.
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Re: logging system load

2007-08-14 Thread Hakan K
It is a very usuful tool ..

Here is the website http://munin.projects.linpro.no/








Thanks
Hakan
http://jump2top.com

On 8/14/07, James [EMAIL PROTECTED] wrote:

 Found another useful tool for logging system load.  It's called Munin
 and it's in ports as sysutils/munin-node sysutils/munin-main.  It's
 nifty -- uses rrdtool to graph various things.  Some of the plugins
 are shabby and need some work to get running but the system load
 plugin works fine out of the box.

 --
 James.
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Re: logging system load

2007-08-02 Thread Zbigniew Szalbot

Hello,

On Thu, 2 Aug 2007 13:44:33 +0300, Nikos Vassiliadis [EMAIL PROTECTED]
wrote:
 On Wednesday 25 July 2007 20:50, Momchil Ivanov wrote:
 На Wednesday 25 July 2007 19:38:41 Zbigniew Szalbot написа:
  Dear all,
 
  Is there a tool similar to top which would measure system load and
  write it to a file that could later be analyzed? The time when my
  system is most loaded happens between 3 and 5 a.m. so a trace of the
  system load would be a wonderful thing to have. I need it to tailor
  some of the jobs accordingly. Any advice?
 
  Thanks in advance!

 You can make a cronjob doing uptime  /path/to/logfile every minute
 
 Or perhaps sysctl -n vm.loadavg instead of uptime,
 which is the same information, but requires less
 scrubbing.

Thanks but that wouldn't record the time, would it? With uptime it is nice
to have the current time also recorded and I can compare logs to load by
time.


-- 
Zbigniew Szalbot

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Re: logging system load

2007-08-02 Thread Nikos Vassiliadis
On Wednesday 25 July 2007 20:50, Momchil Ivanov wrote:
 На Wednesday 25 July 2007 19:38:41 Zbigniew Szalbot написа:
  Dear all,
 
  Is there a tool similar to top which would measure system load and
  write it to a file that could later be analyzed? The time when my
  system is most loaded happens between 3 and 5 a.m. so a trace of the
  system load would be a wonderful thing to have. I need it to tailor
  some of the jobs accordingly. Any advice?
 
  Thanks in advance!

 You can make a cronjob doing uptime  /path/to/logfile every minute

Or perhaps sysctl -n vm.loadavg instead of uptime,
which is the same information, but requires less
scrubbing.

Nikos
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Re: logging system load

2007-08-02 Thread Nikos Vassiliadis
On Thursday 02 August 2007 13:52, Zbigniew Szalbot wrote:
 Hello,

 On Thu, 2 Aug 2007 13:44:33 +0300, Nikos Vassiliadis
 [EMAIL PROTECTED]

 wrote:
  On Wednesday 25 July 2007 20:50, Momchil Ivanov wrote:
  На Wednesday 25 July 2007 19:38:41 Zbigniew Szalbot написа:
   Dear all,
  
   Is there a tool similar to top which would measure system load and
   write it to a file that could later be analyzed? The time when my
   system is most loaded happens between 3 and 5 a.m. so a trace of
   the system load would be a wonderful thing to have. I need it to
   tailor some of the jobs accordingly. Any advice?
  
   Thanks in advance!
 
  You can make a cronjob doing uptime  /path/to/logfile every
  minute
 
  Or perhaps sysctl -n vm.loadavg instead of uptime,
  which is the same information, but requires less
  scrubbing.

 Thanks but that wouldn't record the time, would it? With uptime it is
 nice to have the current time also recorded and I can compare logs to
 load by time.

If I had to implement this for me, I would do it this way:
echo `date +%Y-%m-%d %H:%M; sysctl -n vm.loadavg`

But I had in mind easy parsing. If you do eye parsing
then uptime is fine too:)

Nikos
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Re: logging system load

2007-08-02 Thread Hugo Silva

Nikos Vassiliadis wrote:

On Wednesday 25 July 2007 20:50, Momchil Ivanov wrote:
  

На Wednesday 25 July 2007 19:38:41 Zbigniew Szalbot написа:


Dear all,

Is there a tool similar to top which would measure system load and
write it to a file that could later be analyzed? The time when my
system is most loaded happens between 3 and 5 a.m. so a trace of the
system load would be a wonderful thing to have. I need it to tailor
some of the jobs accordingly. Any advice?

Thanks in advance!
  

You can make a cronjob doing uptime  /path/to/logfile every minute



Or perhaps sysctl -n vm.loadavg instead of uptime,
which is the same information, but requires less
scrubbing.

Nikos
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See bsdsar in the ports.

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Re: logging system load

2007-08-02 Thread Ian Smith
On Thu, 2 Aug 2007 12:52:20 +0200 Zbigniew Szalbot [EMAIL PROTECTED] wrote:

  On Thu, 2 Aug 2007 13:44:33 +0300, Nikos Vassiliadis [EMAIL PROTECTED]
  wrote:
   On Wednesday 25 July 2007 20:50, Momchil Ivanov wrote:
   На Wednesday 25 July 2007 19:38:41 Zbigniew Szalbot написа:
Dear all,
   
Is there a tool similar to top which would measure system load and
write it to a file that could later be analyzed? The time when my
system is most loaded happens between 3 and 5 a.m. so a trace of the
system load would be a wonderful thing to have. I need it to tailor
some of the jobs accordingly. Any advice?
   
Thanks in advance!
  
   You can make a cronjob doing uptime  /path/to/logfile every minute
   
   Or perhaps sysctl -n vm.loadavg instead of uptime,
   which is the same information, but requires less
   scrubbing.
  
  Thanks but that wouldn't record the time, would it? With uptime it is nice
  to have the current time also recorded and I can compare logs to load by
  time.

paqi% /bin/echo `/bin/date` `/sbin/sysctl -n vm.loadavg`
Fri Aug 3 00:33:13 EST 2007 { 0.04 0.11 0.09 }

Cheers, Ian

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Re: logging system load

2007-07-25 Thread Bill Moran
In response to Zbigniew Szalbot [EMAIL PROTECTED]:

 
 Dear all,
 
 Is there a tool similar to top which would measure system load and write it
 to a file that could later be analyzed? The time when my system is most
 loaded happens between 3 and 5 a.m. so a trace of the system load would be
 a wonderful thing to have. I need it to tailor some of the jobs
 accordingly. Any advice?
 
 Thanks in advance!

If top's output suits your needs, you could write a script that runs top
in a loop and redirects to a file during the time in question.

If you want longer-term monitoring, something like MRTG or Cacti might
fit you better.

-- 
Bill Moran
http://www.potentialtech.com
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Re: logging system load

2007-07-25 Thread Momchil Ivanov
На Wednesday 25 July 2007 19:38:41 Zbigniew Szalbot написа:
 Dear all,

 Is there a tool similar to top which would measure system load and write it
 to a file that could later be analyzed? The time when my system is most
 loaded happens between 3 and 5 a.m. so a trace of the system load would be
 a wonderful thing to have. I need it to tailor some of the jobs
 accordingly. Any advice?

 Thanks in advance!

You can make a cronjob doing uptime  /path/to/logfile every minute

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Re: logging system load

2007-07-25 Thread James

On 7/25/07, Zbigniew Szalbot [EMAIL PROTECTED] wrote:

Is there a tool similar to top which would measure system load and
write it to a file that could later be analyzed?


   sysutils/bsdsar works pretty well for me.  Only problem is on some
   systems it'll occasionally get confused and parse out the wrong
   values from the commands it runs (top and such) and end up logging
   crazy values such as 0% idle when it's really 100% idle.

   Despite that problem I'd recommend it -- it's a useful tool IMHO.

--
James.
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