[Opensim-dev] Issues with the Simulator under high load

[Akira Sonoda]

Ooopps... my MONO_THREADS_PER_CPU=150 are obviously not enough. 2000 as
stated in the article is quite a lot ... what are your settings? do you go
with the 2000?


Am 9. März 2012 00:07 schrieb Dahlia Trimble <dahliatrimble at gmail.com>:

> Are you using Mono? I've seen poor performance of the http server used in
> OpenSimulator when insufficient threads are available. Manipulating the
> environment variable MONO_THREADS_PER_CPU has worked for me when I've
> encountered this problem before. Take a look at
> http://www.mono-project.com/Article:ThreadPool_Deadlocks for some
> background on this problem.
>
> As far as network performance tools go I'd probably just search the web
> for "network performance tool" and pick whatever works for you.
>
> On Thu, Mar 8, 2012 at 2:28 PM, Akira Sonoda <akira.sonoda.1 at gmail.com>wrote:
>
>> Hi Dahlia,
>>
>> Am 5. März 2012 01:14 schrieb Dahlia Trimble <dahliatrimble at gmail.com>:
>>
>> A couple thoughts, not sure if it's your problem or not.
>>>
>>> I would probably check to make sure the cache is set up properly and the
>>> file system it's on has plenty of space. Also make sure the disk isnt being
>>> thrashed by other processes and that the disk is healthy and not
>>> fragmented. There's probably some system utilities that can show disk I/O
>>> activity and disk health.
>>>
>>
>> There is plenty of free space on the disk.
>>
>>
>>> You may also have network congestion problems that could slow retrieval
>>> from the asset servers or slow sending of assets to other clients.
>>>
>>
>> How can i figure them out?
>>
>> I've made a other report from the party from Wednesday on "Pyramid at osgrid".
>>
>>
>>
>> https://docs.google.com/open?id=0B301xueh1kxdVmVZZ18tbi1TdzZ2cGlRaFhDTlo4UQ
>>
>> The server where "Pyramid" is located is similar to my server. The major
>> difference is the mono version. There was a time when i had high quite high
>> network load but is this network congestion?
>>
>> Status right now: we survive.
>>
>>
>>
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>>
>
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