question about io problem
Dave Cheney
dave at cheney.net
Tue May 27 15:07:20 MSD 2008
Can you post a few samples of iostat 5
How many disks are in your array ?
On 27/05/2008, at 8:52 PM, M.Kursad DARA wrote:
> Concurrent established ~2000 users.
>
> It's SCSI
>
> 2 GB memory. 50 Mb is free now.
> It's not running on VPS
>
>
>
>
> -----Original Message-----
> From: owner-nginx at sysoev.ru [mailto:owner-nginx at sysoev.ru] On Behalf
> Of
> Dave Cheney
> Sent: Tuesday, May 27, 2008 12:49 PM
> To: nginx at sysoev.ru
> Subject: Re: question about io problem
>
>
> How many spindles do you have ? What kind of drives? SATA, PATA, SCSI,
> FC, etc?
>
> How much memory do you have, how much is free at the moment ?
>
> Are you running inside a VPS ?
>
> Dave
>
> On 27/05/2008, at 7:17 PM, M.Kursad DARA wrote:
>
>> Centos 5.
>>
>> I'm using iostat -x 1
>> Always see %90
>>
>> -----Original Message-----
>> From: owner-nginx at sysoev.ru [mailto:owner-nginx at sysoev.ru] On Behalf
>> Of
>> Igor Sysoev
>> Sent: Tuesday, May 27, 2008 11:32 AM
>> To: nginx at sysoev.ru
>> Subject: Re: question about io problem
>>
>>
>> On Tue, May 27, 2008 at 09:20:12AM +0300, M.Kursad DARA wrote:
>>
>>> How can i optimize io on nginx ?
>>>
>>> it's serving image and flv files. IO is very high ( %90 )
>>>
>>> is there any option to handle it ?
>>
>> What OS do you use ? Where do you see 90% IO ?
>>
>>
>> --
>> Igor Sysoev
>> http://sysoev.ru/en/
>>
>>
>>
>
>
>
>
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