Re: Tuning the configuration - Mailing list pgsql-performance

From Maila Fatticcioni
Subject Re: Tuning the configuration
Date
Msg-id 54899289.40307@mbigroup.it
Whole thread Raw
In response to Re: Tuning the configuration  (Evgeniy Shishkin <itparanoia@gmail.com>)
Responses Re: Tuning the configuration  (Andrea Suisani <sickpig@opinioni.net>)
List pgsql-performance
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On 12/11/2014 01:11 PM, Evgeniy Shishkin wrote:
>
>> On 11 Dec 2014, at 15:02, Andrea Suisani <sickpig@opinioni.net>
>> wrote:
>>
>> On 12/10/2014 11:44 AM, Maila Fatticcioni wrote:
>>> 2- I would like to use the two SDD to store the wal file. Do
>>> you think it is useful or how should I use them?
>>
>> I definitely would give it a try.
>>
>
>
> I don't understand the logic behind using drives, which are best
> for random io, for sequent io workloads.
>
> Better use 10k sas with BBU raid for wal, money wise.
>
>
>

Would you mind to explain me better why you do suggest me to use the
sas raid for wal please?

Thanks,
M.


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