ok, I'll do it 2015-09-08 21:30 GMT-03:00 Marcus Kool <marcus.k...@urlfilterdb.com>:
> > > On 09/08/2015 09:23 PM, Jorgeley Junior wrote: > >> ok, read that already, i set cache_mem to 5GB, so is not ok? >> > > No. Squid will use more than 6 GB with cache_mem set to 5 GB. > I suggest that you use 2500 MB and after Squid runs for 1 hour, see what > the total process size is. > > Marcus > > > 2015-09-08 20:25 GMT-03:00 Marcus Kool <marcus.k...@urlfilterdb.com >> <mailto:marcus.k...@urlfilterdb.com>>: >> >> >> >> On 09/08/2015 10:39 AM, Jorgeley Junior wrote: >> >> I have 8GB physical memory and my swap is 32GB. >> I didn't increase the swap yet, should I? >> >> >> You must start with reading the memory FAQ: >> http://wiki.squid-cache.org/SquidFaq/SquidMemory >> >> The general rule for all processes applies: make sure that a process >> is *not* larger than 80% of the physical memory. >> In your case, you must reduce cache_mem and make sure that Squid does >> not use more than 6 GB. >> >> A swap of 32 GB is fine for a system with 8 GB physical memory. >> >> I also suggest to consider a memory upgrade. >> >> Marcus >> >> >> 2015-09-08 9:23 GMT-03:00 Marcus Kool < >> marcus.k...@urlfilterdb.com <mailto:marcus.k...@urlfilterdb.com> <mailto: >> marcus.k...@urlfilterdb.com <mailto:marcus.k...@urlfilterdb.com>>>: >> >> >> >> On 09/08/2015 08:11 AM, Jorgeley Junior wrote: >> >> Thank you all, this is the output: >> vm.overcommit_memory = 0 >> vm.swappiness = 60 >> I have a Redhat 6.6 >> >> >> The value of vm.overcommit_memory is OK. >> The default value for vm.swappiness is way too high. It >> means that Linux swaps out parts of processes when they are idle for a >> while. >> For better overall system performance, you want those >> processes in memory as long as possible and not swapped out so I recommend >> to change it to 15. >> This implies that the OS has 15% of the physical memory >> available for file system buffers which is plenty. >> >> You only mentioned that the swap is 32 GB. What is the size >> of the physical memory ? >> >> Did you already increase the swap ? >> >> Marcus >> >> >> 2015-09-05 15:08 GMT-03:00 Marcus Kool < >> marcus.k...@urlfilterdb.com <mailto:marcus.k...@urlfilterdb.com> <mailto: >> marcus.k...@urlfilterdb.com <mailto:marcus.k...@urlfilterdb.com>> >> <mailto:marcus.k...@urlfilterdb.com <mailto: >> marcus.k...@urlfilterdb.com> <mailto:marcus.k...@urlfilterdb.com <mailto: >> marcus.k...@urlfilterdb.com>>>>: >> >> On Linux, an important sysctl parameter that >> determines how Linux behaves with respect to VM allocation is >> vm.overcommit_memory (should be 0). >> And vm.swappiness is important to tune servers >> (should be 10-15). >> >> Which version of Linux do you have and what is the >> output of >> sysctl -a | grep -e vm.overcommit_memory -e >> vm.swappiness >> >> Marcus >> >> >> On 09/04/2015 07:04 PM, Jorgeley Junior wrote: >> >> Thanks Amos, i will increase the swap >> >> Em 04/09/2015 17:22, "Amos Jeffries" < >> squ...@treenet.co.nz <mailto:squ...@treenet.co.nz> <mailto: >> squ...@treenet.co.nz <mailto:squ...@treenet.co.nz>> >> <mailto:squ...@treenet.co.nz <mailto:squ...@treenet.co.nz> >> <mailto:squ...@treenet.co.nz <mailto:squ...@treenet.co.nz>>> <mailto: >> squ...@treenet.co.nz <mailto:squ...@treenet.co.nz> >> <mailto:squ...@treenet.co.nz <mailto: >> squ...@treenet.co.nz>> <mailto:squ...@treenet.co.nz <mailto: >> squ...@treenet.co.nz> <mailto:squ...@treenet.co.nz <mailto: >> squ...@treenet.co.nz>>>>> >> escreveu: >> >> On 5/09/2015 7:16 a.m., Jorgeley Junior >> wrote: >> > Thanks Amos, my swap is 32GB, so that's >> causing the error as you said. >> > Which is the better choice: increase >> the swap size or reduce the >> > cache_mem??? >> > >> >> Both probably. 128 GB swap I suspect you >> will need. >> >> Increase the swap so the system lets Squid >> use more virtual memory. >> >> Decrease the cache_mem so that Squid does >> not actually end up using the >> swap for its main worker processes. That >> is a real killer for performance. >> >> >> Amos >> >> >> >> _______________________________________________ >> squid-users mailing list >> squid-users@lists.squid-cache.org <mailto: >> squid-users@lists.squid-cache.org> <mailto: >> squid-users@lists.squid-cache.org <mailto: >> squid-users@lists.squid-cache.org>> >> <mailto:squid-users@lists.squid-cache.org <mailto: >> squid-users@lists.squid-cache.org> <mailto: >> squid-users@lists.squid-cache.org <mailto: >> squid-users@lists.squid-cache.org>>> >> >> http://lists.squid-cache.org/listinfo/squid-users >> >> >> >> >> -- >> *_ >> _* >> *_ >> _* >> >> _______________________________________________ >> squid-users mailing list >> squid-users@lists.squid-cache.org <mailto: >> squid-users@lists.squid-cache.org> <mailto: >> squid-users@lists.squid-cache.org <mailto: >> squid-users@lists.squid-cache.org>> >> http://lists.squid-cache.org/listinfo/squid-users >> >> >> >> >> -- >> *_ >> _* >> *_ >> _* >> >> _______________________________________________ >> squid-users mailing list >> squid-users@lists.squid-cache.org <mailto: >> squid-users@lists.squid-cache.org> >> http://lists.squid-cache.org/listinfo/squid-users >> >> >> >> >> -- >> *_ >> _* >> *_ >> _* >> > _______________________________________________ > squid-users mailing list > squid-users@lists.squid-cache.org > http://lists.squid-cache.org/listinfo/squid-users > --
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