Re: Defaulting wal_sync_method to fdatasync on Linux for 9.1?

Josh Berkus wrote:
> On 11/16/10 12:39 PM, Greg Smith wrote:
>
>> I want to next go through and replicate some of the actual database
>> level tests before giving a full opinion on whether this data proves
>> it's worth changing the wal_sync_method detection.  So far I'm torn
>> between whether that's the right approach, or if we should just increase
>> the default value for wal_buffers to something more reasonable.
>>
>
> We'd love to, but wal_buffers uses sysV shmem.
>
>
Speaking of the SYSV SHMEM, is it possible to use huge pages?

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