> On 04/11/2013 07:52, Vlad Khorsun wrote:
>>>> PS Adriano already complains about slowness of CREATE DATABASE in fb3 (see
>>>> thread
>>>> "Reason for slow CREATE DATABASE in FB 3 (Linux)" started at 15 dec
>>>> 2011), i'll look
>>>> at it again in a next few days.
>>>>
>>>> As far as I remember, at least one issue was related with changed
>>>> defaults in ext* filesystem. It's in effect for any FB version, not
>>>> trunk only.
>>>>
>>>>
>>> In default configuration, firebird 3 is much slower than fb_smp_server
>>> 2.5 on the same machine and file system.
>> Do you speak about CREATE DATABASE only or more general ?
>>
>>
> I'm sure about CREATE DATABASE being slower, but don't remember if I
> compared 2.5 and trunk in the others cases.
>
> What I'm also sure is that both (all) versions become slower with ext4
> default parameters.
>
> And that by previous discussions, a strategy of open the file without
> the SYNC flag, and then issue fsync by group of independent writes may
> improve things.
Fix is committed, please verify.
Regards,
Vlad
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