check_swap quirk on Solaris

[Voon, Ton]

Here's the script. Ideally I think it should be integrated into the C
check_swap program - probably using solaris specific ifdefs - but it looked
too difficult for me. Also some people dispute the validity of the check as
opposed to swap -l. My guide was this reference:
http://www.sun.com/sun-on-net/itworld/UIR980701perf.html.
 <<check_swap>> 
> -----Original Message-----
> From:	Tim Shouldice [SMTP:tim at mintoskatingclub.com]
> Sent:	Wednesday, January 15, 2003 6:55 PM
> To:	Voon, Ton
> Subject:	RE: [Nagios-users] check_swap quirk on Solaris
> 
> Yes, please post your script, we get lots of arguements for Solaris admins
> when we 
> currently have a swap alert.
> 
> /Tim
> 
> On Jan 15, "Voon, Ton" <Ton.Voon at egg.com> wrote:
> > 
> > I decided against using check_swap on Solaris, mainly because swap -l
> does
> > not consider "reserved but not yet utilised" memory as used. Instead,
> I've
> > got a perl script which runs a swap -s and takes the figures there. Let
> me
> > know if you want me to post this.
> > 
> > > -----Original Message-----
> > > From:	Grae Noble [SMTP:Grae.Noble at newcastle.edu.au]
> > > Sent:	Wednesday, January 15, 2003 10:18 AM
> > > To:	nagios-users at lists.sourceforge.net
> > > Subject:	Re: [Nagios-users] check_swap quirk on Solaris
> > > 
> > > Hi all, 
> > > I've seen the problem also. Not only that, but it also does not handle
> > > multiple swap devices properly. If there is more that one swap file or
> > > partition and if one of them is at a size/percentage that will
> generate an
> > > alert, then it fails the entire check. i.e. 3 swap devices, 1 at 80%,
> 1,
> > > at 10% and one at 0%. If the threshold for the check is set to 60%
> then
> > > the check will trigger a critical or warning instead of calculating
> the
> > > total swap available and setting the status against that.
> > > 
> > > I did submit a bug report for both problems, 621872 is the block/byte
> > > problem, but the other bug seems to have disappeared from sourceforge.
> > > 
> > > 
> > > Grae Noble
> > > Infrastructure, Communication and Information Services, University
> > > Services Division
> > > University of Newcastle, NSW
> > > Phone:  +61 2 4921 7875 Fax:  +61 2 4921 7087
> > > Grae.Noble at newcastle.edu.au 
> > > Room: CT216
> > > 
> > > 
> > > >>> "Carroll, Jim P [Contractor]" <jcarro10 at sprintspectrum.com>
> 01/15/03
> > > 09:36am >>>
> > > It's been brought to my attention that check_swap on Solaris8 reports
> in
> > > bytes, whereas the 'swap -l' command reports in blocks.  Either the
> output
> > > should be changed to 'blocks', or the math should be done so that the
> > > numeric value is actually in bytes.
> > > 
> > > Example:
> > > 
> > > Nagios reports:
> > > 
> > >   Swap ok - Swap used: 0% (0 bytes out of 1049312)  
> > > 
> > > swap -l reports:
> > > 
> > >   swapfile             dev  swaplo blocks   free
> > >   /dev/vx/dsk/swapvol 228,7      16 1049312 1049312
> > > 
> > > HTH.
> > > 
> > > jc
> 


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