[cfarm-admins] Request increase in swap on gcc211

Baptiste Jonglez baptiste at bitsofnetworks.org
Tue Mar 15 09:40:57 CET 2022


On 14-03-22, Dagobert Michelsen wrote:
> Hi Baptiste,
> 
> Am 14.03.2022 um 09:26 schrieb Baptiste Jonglez via buildfarm <buildfarm at lists.opencsw.org>:
> > Thanks for the report.  We are not able to monitor this machine with
> > munin (displayed on https://cfarm.tetaneutral.net/machines/list/ ), so we
> > are very likely to miss such issues.
> > 
> > I am adding the OpenCSW admins, maybe they have an idea on how to debug
> > memory issues on Solaris?  Could this be a memory leak, and is it possible
> > to increase the swap size on gcc211?
> 
> Sure, I changed swap from 2 GB to 32 GB:
> 
> gcc-solaris11# swap -l
> swapfile  dev            swaplo      blocks        free
> /dev/swap -                  16    67108848    67108848

Thanks!

> What is needed to allow munin to run on the Solaris machines? Do you need specific pathes for the tooling?

I haven't looked in a long time, I will send a separate email about it.

Regards,
Baptiste

> > On 13-03-22, Daniel Widdis via cfarm-admins wrote:
> >> I’ve been debugging some (java) build failures on gcc211 for a while and finally figured out they’re all associated with running out of memory.
> >> 
> >> 
> >> 
> >> gcc211 is running at its memory limit but has a rather small swap file.
> >> 
> >> 
> >> 
> >> Calculations from my code:
> >> 
> >> Physical Memory Available: 1.9 GiB/31.4 GiB
> >> 
> >> Swap File In Use/Max=2 GiB/2 GiB
> >> 
> >> Virtual Memory In Use/Max=31.5 GiB/33.4 GiB
> >> 
> >> 
> >> 
> >> oshi at gcc-solaris11:~/git/oshi$ kstat -n system_pages
> >> 
> >> module: unix                            instance: 0
> >> 
> >> name:   system_pages                    class:    pages
> >> 
> >>         availrmem                       262822
> >> 
> >>         freemem                         305788
> >> 
> >>         pagesfree                       305788
> >> 
> >>         pagestotal                      4117635
> >> 
> >>         physmem                         4117919
> >> 
> >> 
> >> 
> >> 
> >> 
> >> oshi at gcc-solaris11:~/git/oshi$ swap -lh
> >> 
> >> swapfile  dev            swaplo      blocks        free
> >> 
> >> /dev/swap -                  8K        2.0G          0K
> >> 
> >> 
> >> 
> >> Any chance we can make the swap file a little bit bigger?
> >> 
> > 
> >> _______________________________________________
> >> cfarm-admins mailing list
> >> cfarm-admins at lists.tetaneutral.net
> >> https://lists.tetaneutral.net/listinfo/cfarm-admins
> > 
> 
> --
> "You don't become great by trying to be great, you become great by wanting to do something,
> and then doing it so hard that you become great in the process." - xkcd #896
> 


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