Re: Fwd: [squid-users] Performance tuning of SMP + Large rock

2014-02-16 Thread Rajiv Desai
On Sat, Feb 15, 2014 at 10:12 AM, Dr.x wrote: > @Rajiv Desai > > have u found increasing in bandwidth saving when u used large rock ?? Yes. Large rock works pretty well with multiple SMP workers (in my limited experience for past 5 days). I get 85% hit rate for previously read (and thereby cached

Re: Fwd: [squid-users] Performance tuning of SMP + Large rock

2014-02-15 Thread Dr.x
@Rajiv Desai have u found increasing in bandwidth saving when u used large rock ?? if so how much difference u found ? regards - Dr.x -- View this message in context: http://squid-web-proxy-cache.1019090.n4.nabble.com/Performance-tuning-of-SMP-Large-rock-tp4664765p4664851.html Sent from

Re: Fwd: [squid-users] Performance tuning of SMP + Large rock

2014-02-13 Thread Alex Rousskov
On 02/13/2014 05:37 PM, Rajiv Desai wrote: > On Thu, Feb 13, 2014 at 3:02 PM, Alex Rousskov wrote: >> On 02/13/2014 03:01 PM, Rajiv Desai wrote: > I increased the slot size for a fresh cache with: > cache_dir rock /mnt/squid-cache 204800 max-size=4194304 slot-size=32768 > > How to I confirm that t

Re: Fwd: [squid-users] Performance tuning of SMP + Large rock

2014-02-13 Thread Rajiv Desai
On Thu, Feb 13, 2014 at 3:02 PM, Alex Rousskov wrote: > On 02/13/2014 03:01 PM, Rajiv Desai wrote: > >> When using LargeRock, what doe the io pattern correspond to? 16KB >> random reads if slot size is 16KB? > > I am not 100% sure the reads are always 16KB. Squid may request less if > Squid knows

Re: Fwd: [squid-users] Performance tuning of SMP + Large rock

2014-02-13 Thread Amos Jeffries
On 2014-02-14 12:02, Alex Rousskov wrote: On 02/13/2014 03:01 PM, Rajiv Desai wrote: When using LargeRock, what doe the io pattern correspond to? 16KB random reads if slot size is 16KB? I am not 100% sure the reads are always 16KB. Squid may request less if Squid knows that the object ends so

Re: Fwd: [squid-users] Performance tuning of SMP + Large rock

2014-02-13 Thread Alex Rousskov
On 02/13/2014 03:01 PM, Rajiv Desai wrote: > When using LargeRock, what doe the io pattern correspond to? 16KB > random reads if slot size is 16KB? I am not 100% sure the reads are always 16KB. Squid may request less if Squid knows that the object ends sooner than the slot. You can check using st

Fwd: [squid-users] Performance tuning of SMP + Large rock

2014-02-13 Thread Rajiv Desai
(resending to squid-users) On Thu, Feb 13, 2014 at 12:19 PM, Alex Rousskov wrote: > On 02/12/2014 08:04 PM, Rajiv Desai wrote: >> Hi, >> >> I am using squid cache as a forward caching proxy. >> >> CONTEXT: >> >> For my use case since: >> 1. the average object size is ~80KB (moreover > 32KB), >> 2