Re: [squid-users] Very strange squid problem

From: Ronan Lucio <listas_at_tiper.com.br>
Date: Mon, 13 Jul 2009 14:19:01 -0300

Hi Amos,

Thank you very much for the answer,

Ronan

Amos Jeffries escreveu:
> Ronan Lucio wrote:
>> Hi Amos,
>>
>> Amos Jeffries escreveu:
>>> Using any of these?
>>>
>>> Squid 2.6 or older
>>> ICAP
>>> diskd
>>> ident
>>> dnsserver helper
>>> large disk cache
>>> remote network SAN disk
>>> RAID
>>
>> What would be considered a large disk cache?
>> If I have a cache of 100Gb, would it be considered a large disk cache?
>
> Yes, to squid anything over 20GB is 'large', though 'huge' is in the
> TB ranges.
>
> The default garbage collection boundaries are very heavy-handed and
> may cause periodic slowness while tens or hundreds of MB in small KB
> files are erased.
>
>>
>> Is there a number (approximatively) of a ideal size per HD (SAS 10000
>> RPM)?
>
> Squid can handle up to 63 cache_dir. Each one ideally on exactly one
> unique HDD / 'spindle'.
> IIRC Henrik last spoke of 3 HDD being optimum for access vs data
> retention. With minimal gains going to more. I'm not sure if thats
> changed.
>
>> A cache of 100Gb (autofs) would reside in 1, 2 or 3 HD? or more?
>>
>> Thanks
>> Ronan
>
> Amos
Received on Mon Jul 13 2009 - 17:19:14 MDT

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