Re: [squid-users] linux vs freebsd

Pentium Xeon on Linux and Pentium 4 on FreeBSD...
well that's already tell the different whatever you install and compare any service on both OS..
Xeon probably scale better...

cheers,
irfan dp

On Sat, 17 Sep 2005 11:40:19 +0545, Nitin Sharma <nitin@subisu.net.np> wrote:

> Thanks for all the responses.
>
> I think the load on my freebsd is less than my linux box. also the cpu
> information for both of my boxes are attached .. i dont think there is
> much difference.
>
> ---- " Have you checked your duplex settings " ----- how do i do that ????
>
> The two boxes are not the same ..
>
> linux rh9 ===> : GenuineIntel cpu family : 15 model : 2
> model name : Intel(R) Xeon(TM) CPU 2.80GHz stepping : 9 cpu
> MHz : 2790.839
> Mem: 1055567872
> Swap: 2368839680
> MemTotal: 1030828 kB
> MemFree: 8680 kB
>
> freebsd ==> CPU: Intel(R) Pentium(R) 4 CPU 2.80GHz (2793.20-MHz
> 686-class CPU) cpu0: <ACPI CPU> on acpi0
> real memory = 1056108544 (1007 MB)
> avail memory = 1023905792 (976 MB)
> agp0: detected 16252k stolen memory
> hw.physmem: 1047162880
> hw.usermem: 944418816
> hw.cbb.start_memory: 2281701376
>
> RED HAT LINUX 9
> Connection information for squid:
> Number of clients accessing cache: 344
> Number of HTTP requests received: 19122865
> Number of ICP messages received: 5652134
> Number of ICP messages sent: 5652761
> Number of queued ICP replies: 0
> Request failure ratio: 0.00
> Average HTTP requests per minute since start: 699.8
> Average ICP messages per minute since start: 413.7
> Select loop called: 221061278 times, 7.416 ms avg
> Cache information for squid:
> Request Hit Ratios: 5min: 55.3%, 60min: 50.7%
> Byte Hit Ratios: 5min: 26.1%, 60min: 22.3%
> Request Memory Hit Ratios: 5min: 17.8%, 60min: 15.3%
> Request Disk Hit Ratios: 5min: 27.8%, 60min: 33.3%
> Storage Swap size: 42565292 KB
> Storage Mem size: 130892 KB
> Mean Object Size: 14.39 KB
> Requests given to unlinkd: 0
> Median Service Times (seconds) 5 min 60 min:
> HTTP Requests (All): 0.06286 0.46965
> Cache Misses: 1.31166 1.24267
> Cache Hits: 0.01387 0.01745
> Near Hits: 1.38447 1.38447
> Not-Modified Replies: 0.01309 0.01309
> DNS Lookups: 0.00278 0.00278
> ICP Queries: 0.00000 0.00196
> Resource usage for squid:
> UP Time: 1639470.149 seconds
> CPU Time: 130797.700 seconds
> CPU Usage: 7.98%
> CPU Usage, 5 minute avg: 9.54%
> CPU Usage, 60 minute avg: 7.98%
> Process Data Segment Size via sbrk(): 484417 KB
> Maximum Resident Size: 0 KB
> Page faults with physical i/o: 365556
> Memory usage for squid via mallinfo():
> Total space in arena: 484417 KB
> Ordinary blocks: 474906 KB 529161 blks
> Small blocks: 0 KB 0 blks
> Holding blocks: 16484 KB 8 blks
> Free Small blocks: 0 KB
> Free Ordinary blocks: 9510 KB
> Total in use: 491390 KB 98%
> Total free: 9510 KB 2%
> Total size: 500901 KB
> Memory accounted for:
> Total accounted: 339076 KB
> memPoolAlloc calls: 2179037905
> memPoolFree calls: 2172629906
> File descriptor usage for squid:
> Maximum number of file descriptors: 8192
> Largest file desc currently in use: 664
> Number of file desc currently in use: 445
> Files queued for open: 0
> Available number of file descriptors: 7747
> Reserved number of file descriptors: 100
> Store Disk files open: 0
> Internal Data Structures:
> 2979223 StoreEntries
> 26663 StoreEntries with MemObjects
> 26595 Hot Object Cache Items
> 2957887 on-disk objects
>
>
>
> FREEBSD 5.3
> Connection information for squid:
> Number of clients accessing cache: 102
> Number of HTTP requests received: 7326
> Number of ICP messages received: 4411
> Number of ICP messages sent: 4411
> Number of queued ICP replies: 0
> Request failure ratio: 0.00
> Average HTTP requests per minute since start: 633.1
> Average ICP messages per minute since start: 762.4
> Select loop called: 116002 times, 5.985 ms avg
> Cache information for squid:
> Request Hit Ratios: 5min: 24.9%, 60min: 27.1%
> Byte Hit Ratios: 5min: 11.5%, 60min: 11.6%
> Request Memory Hit Ratios: 5min: 4.0%, 60min: 3.0%
> Request Disk Hit Ratios: 5min: 32.1%, 60min: 34.0%
> Storage Swap size: 1975008 KB
> Storage Mem size: 11088 KB
> Mean Object Size: 12.00 KB
> Requests given to unlinkd: 0
> Median Service Times (seconds) 5 min 60 min:
> HTTP Requests (All): 1.17732 1.17732
> Cache Misses: 1.31166 1.31166
> Cache Hits: 0.01098 0.01745
> Near Hits: 1.17732 1.17732
> Not-Modified Replies: 0.00678 0.00919
> DNS Lookups: 0.00278 0.00278
> ICP Queries: 0.00196 0.00196
> Resource usage for squid:
> UP Time: 694.254 seconds
> CPU Time: 39.081 seconds
> CPU Usage: 5.63%
> CPU Usage, 5 minute avg: 5.52%
> CPU Usage, 60 minute avg: 5.58%
> Process Data Segment Size via sbrk(): 47504 KB
> Maximum Resident Size: 50144 KB
> Page faults with physical i/o: 3
> Memory accounted for:
> Total accounted: 23902 KB
> memPoolAlloc calls: 1575824
> memPoolFree calls: 1209302
> File descriptor usage for squid:
> Maximum number of file descriptors: 6976
> Largest file desc currently in use: 350
> Number of file desc currently in use: 318
> Files queued for open: 0
> Available number of file descriptors: 6658
> Reserved number of file descriptors: 100
> Store Disk files open: 0
> Internal Data Structures:
> 164696 StoreEntries
> 1481 StoreEntries with MemObjects
> 1449 Hot Object Cache Items
> 164619 on-disk objects
>
>
> i have reiserfs on my linux box .. whereas in freebsd its my usual
> freebsd partition.
>
> Please guide me into some possible discrepancy factors.. such that it
> would help me tune my box for better performances..
>
> Yet another thing, i have GRE tunnel which intercepts the WCCP packet
> from my router and i have used ipfw for the purpose. ( in freebsd box)
>
> Thanks
>
> Nitin
>
>
>
> Matus UHLAR - fantomas wrote:
>
> >On 16.09 20:18, Nitin Sharma wrote:
> >
> >
> >>i have two boxes .. with SQUID Version 2.5.STABLE10.
> >>
> >>the linux box has (rh 9)
> >>Median Service Times (seconds) 5 min 60 min:
> >> HTTP Requests (All): 0.06286 0.46965
> >>
> >>whereas the freebsd box has (freebsd 5.3)
> >>Median Service Times (seconds) 5 min 60 min:
> >> HTTP Requests (All): 1.17732 1.17732
> >>
> >>both of my system have 1 GB RAM..
> >>squid is transparent and with diskd support.
> >>
> >>
> >
> >linux can, freebsd5 probably can too handle aufs. it should be faster than
> >diskd.
> >
> >however we don't know how many requests do they handle per minute...
> >
> >
> >
> >>what might be the factors for such discrepancies ??
> >>
> >>
> >
> >many possible factors. not enough informations :)
> >
> >
> >
> >>i compiled squid in a freebsd box for better performance with some kernel
> >>tunings.
> >>
> >>
> >
> >
> >
>
>
Received on Mon Sep 19 2005 - 04:08:12 MDT