[Opensim-dev] Performance issue :S
Lc
lcc1967 at gmail.com
Wed Aug 27 07:40:46 UTC 2008
and more detailed like iostat would be good too
On Wed, Aug 27, 2008 at 8:55 AM, Bulli <avdleeuw at gmail.com> wrote:
> Also,
>
> * Are you running all regions in 1 sim? (Is that even possible?)
> * Which processes are the CPU consumers? (There might be just one runaway
> process?)
>
> Bulli
>
>
> On Wed, Aug 27, 2008 at 8:17 AM, Dahlia Trimble <dahliatrimble at gmail.com>wrote:
>
>> If that was your goal then the information you learned may be helpful to
>> us. Could you describe your setup in greater detail? Some things that may
>> affect the outcome would be:
>>
>> * how many scripts were running in each region
>> * which physics engine you were using
>> * which meshing option you were using
>> * how complex the prims were, i.e., were they simple boxes or spheres, or
>> were they more complex prims such as torii, rings, or tubes with twists,
>> hollows and profile cuts?
>> * anything else that you've noticed has an effect on cpu or memory
>> utilization
>>
>> Thanks,
>> -D
>>
>>
>> On Tue, Aug 26, 2008 at 10:06 PM, Ursula MATOVA <
>> ursula.matova at klintcentral.net> wrote:
>>
>>> Dahlia,
>>> Yes I know,
>>>
>>> These 25 Resions run very very fine without prims ( less than 3%CPU )
>>>
>>> My goal was to test this limit . because it's never a solution to simply
>>> increase RAM / Cores, ...
>>>
>>> :)
>>>
>>> Le 27 août 08 à 01:16, Dahlia Trimble a écrit :
>>>
>>> You're running 25 regions, each with 1500 prims, on a single CPU with 1
>>> GB ram? If so, then I'd say you are definitely pushing against the limits of
>>> your hardware.
>>>
>>> On Tue, Aug 26, 2008 at 3:14 PM, Ursula MATOVA <
>>> ursula.matova at klintcentral.net> wrote:
>>>
>>>> Well,
>>>>
>>>> Nobody ??
>>>>
>>>> What about performances on "official" grids such as OSGrid ?
>>>> Sure you run a most powerful server to host all your regions,
>>>> but, mine has only 25 Regions, about 1500 prims / Regions ...
>>>> ... no scripts runnning ...
>>>>
>>>> And, even in SVN.5992 ...
>>>> Still have performance issues ( see below ) ...
>>>>
>>>> Well, even if my server hasn't the good sizing ( CPU/RAM ) ... It's a
>>>> goos stress test ... Only 37500 prims on the database.
>>>>
>>>> One solution is to get a new server, most powerful ...
>>>> Second one is to investigate why, without any user logged, and fresh
>>>> UGAIR startup, I encounter 95%CPU.
>>>>
>>>> Regards,
>>>>
>>>> Sorry for the noise, ( ans sorry for my poor english )
>>>>
>>>> Ursula.
>>>>
>>>>
>>>> Le 25 août 08 à 08:19, Ursula MATOVA a écrit :
>>>>
>>>> > Hi All,
>>>> >
>>>> > Just a very quick message.
>>>> >
>>>> > I have loaded my Regions with about 1500prims on Each.
>>>> >
>>>> > Everything runs ok except my CPU LOAD is over 90% :
>>>> >
>>>> > TIME CPU %user %nice %system %iowait %steal
>>>> > %idle
>>>> > 02:05:01 all 94,88 0,00 0,92 0,02
>>>> > 0,00 4,18
>>>> > 02:15:01 all 94,80 0,00 0,84 0,00
>>>> > 0,00 4,36
>>>> > 02:25:02 all 94,40 0,00 0,84 0,00
>>>> > 0,00 4,76
>>>> > 02:35:02 all 94,98 0,00 0,82 0,00
>>>> > 0,00 4,19
>>>> > 02:45:01 all 94,62 0,00 0,80 0,00
>>>> > 0,00 4,57
>>>> > 02:55:02 all 94,64 0,00 0,84 0,00
>>>> > 0,00 4,52
>>>> > 03:05:01 all 94,80 0,00 0,83 0,00
>>>> > 0,00 4,38
>>>> > 03:15:01 all 94,31 0,00 0,86 0,00
>>>> > 0,00 4,83
>>>> > 03:25:01 all 94,96 0,00 0,81 0,00
>>>> > 0,00 4,23
>>>> > 03:35:01 all 94,18 0,00 0,85 0,00
>>>> > 0,00 4,97
>>>> > 03:45:02 all 94,84 0,00 0,81 0,00
>>>> > 0,00 4,35
>>>> > 03:55:01 all 94,57 0,00 0,82 0,00
>>>> > 0,00 4,61
>>>> > 04:05:01 all 94,56 0,00 0,81 0,00
>>>> > 0,00 4,63
>>>> > 04:15:01 all 94,60 0,00 0,82 0,00
>>>> > 0,00 4,57
>>>> > 04:25:01 all 94,39 0,00 0,84 0,00
>>>> > 0,00 4,77
>>>> > 04:35:02 all 94,91 0,00 0,83 0,00
>>>> > 0,00 4,26
>>>> > 04:45:02 all 94,72 0,00 0,78 0,00
>>>> > 0,00 4,50
>>>> > 04:55:01 all 94,59 0,00 0,87 0,00
>>>> > 0,00 4,54
>>>> > 05:05:01 all 94,47 0,00 0,82 0,00
>>>> > 0,00 4,72
>>>> > 05:15:02 all 94,49 0,00 0,83 0,00
>>>> > 0,00 4,68
>>>> > 05:25:01 all 94,52 0,00 0,81 0,00
>>>> > 0,00 4,67
>>>> > 05:35:01 all 94,70 0,00 0,83 0,00
>>>> > 0,00 4,48
>>>> > 05:45:01 all 94,28 0,00 0,87 0,00
>>>> > 0,00 4,86
>>>> > 05:55:01 all 94,52 0,00 0,85 0,00
>>>> > 0,00 4,64
>>>> > 06:05:01 all 94,76 0,00 0,84 0,00
>>>> > 0,00 4,40
>>>> > 06:15:01 all 94,48 0,00 0,88 0,00
>>>> > 0,00 4,64
>>>> > 06:25:01 all 94,85 0,00 0,82 0,00
>>>> > 0,00 4,34
>>>> > 06:35:01 all 94,55 0,00 0,88 0,01
>>>> > 0,00 4,56
>>>> > 06:45:01 all 95,06 0,00 1,18 0,05
>>>> > 0,00 3,72
>>>> > 06:55:01 all 95,83 0,00 1,08 0,00
>>>> > 0,00 3,09
>>>> > 07:05:02 all 94,46 0,00 0,87 0,00
>>>> > 0,00 4,66
>>>> > 07:15:01 all 94,83 0,00 0,85 0,00
>>>> > 0,00 4,32
>>>> > 07:25:01 all 94,14 0,00 0,87 0,00
>>>> > 0,00 4,99
>>>> > 07:35:01 all 94,83 0,00 0,83 0,00
>>>> > 0,00 4,35
>>>> > 07:45:01 all 94,86 0,00 0,78 0,02
>>>> > 0,00 4,34
>>>> > 07:55:02 all 94,38 0,00 0,90 0,00
>>>> > 0,00 4,72
>>>> >
>>>> > I run OpenSim in Grid mode, SVN.5969, on Linux 32bits Ubuntu 8.0.4TLS.
>>>> > The server is based on a "Via C7/2GHz" CPU with 1GB RAM.
>>>> > The Grid has 25 Regions.
>>>> >
>>>> > Before I encountered this problem ( previous SVN releases ), the only
>>>> > difference is the number of prims ( Globaly : 37500 prims ).
>>>> >
>>>> > Are you experiencing the same ?
>>>> >
>>>> > I'll make some more tests tonight ( time to go to work :D )
>>>> >
>>>> > Regards,
>>>> > Ursula.
>>>> >
>>>> >
>>>> > _______________________________________________
>>>> > Opensim-dev mailing list
>>>> > Opensim-dev at lists.berlios.de
>>>> > https://lists.berlios.de/mailman/listinfo/opensim-dev
>>>> >
>>>>
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