Re: too much context switching

2011-07-07 Thread ChadDavis
> Anyhow, there are some good answers to the original question at > http://serverfault.com/questions/14199/how-many-context-switches-is-normal-as-a-function-of-cpu-cores-or-other > Thanks for the good info! -- To UNSUBSCRIBE, email to debian-user-requ...@lists.debian.org with a subject of "uns

Re: too much context switching

2011-07-07 Thread Dave Sherohman
On Mon, Jul 04, 2011 at 02:52:18PM -0600, ChadDavis wrote: > > Does the "context switching" means CPU switches it speed? > > Context switching means that the CPU has switched the process that it > is executing. The "context" is the process's execution context, I > believe, which contains it's exe

Re: too much context switching

2011-07-04 Thread ChadDavis
> > Does the "context switching" means CPU switches it speed? > Context switching means that the CPU has switched the process that it is executing. The "context" is the process's execution context, I believe, which contains it's execution stack, variables, etc. -- To UNSUBSCRIBE, email to debi

Re: too much context switching

2011-07-04 Thread Dom
On 04/07/11 19:04, Camaleón wrote: On Mon, 04 Jul 2011 11:20:18 -0600, ChadDavis wrote: (...) When I execute the command: vmstat 5 5 I get: procs ---memory-- ---swap-- -io-system-- cpu r b swpd free buff cache si sobibo in cs us sy i

Re: too much context switching

2011-07-04 Thread ChadDavis
On Mon, Jul 4, 2011 at 1:02 PM, T o n g wrote: > On Mon, 04 Jul 2011 11:20:18 -0600, ChadDavis wrote: > >> I'm learning about various tools to monitor performance.  I'm reading >> about vmstat right now, and it says that context switching, if very >> high, can be an indicator of misbehaving hardwa

Re: too much context switching

2011-07-04 Thread T o n g
On Mon, 04 Jul 2011 11:20:18 -0600, ChadDavis wrote: > I'm learning about various tools to monitor performance. I'm reading > about vmstat right now, and it says that context switching, if very > high, can be an indicator of misbehaving hardware Hi ChadDavis, can you post more about this vmstat

Re: too much context switching

2011-07-04 Thread Camaleón
On Mon, 04 Jul 2011 11:20:18 -0600, ChadDavis wrote: (...) > When I execute the command: > > vmstat 5 5 > > I get: > > > procs ---memory-- ---swap-- -io-system-- cpu > r b swpd free buff cache si sobibo in cs us sy id wa > 2 0 0

too much context switching

2011-07-04 Thread ChadDavis
I'm learning about various tools to monitor performance. I'm reading about vmstat right now, and it says that context switching, if very high, can be an indicator of misbehaving hardware . . . I'm not that interested in what it can mean, at this point, but I'm interested in what appears to be "hig