Search Postgresql Archives

Re: Should pg 11 use a lot more memory building an spgist index?

[Date Prev][Date Next][Thread Prev][Thread Next][Date Index][Thread Index]

 



Bruno Wolff III <bruno@xxxxxxxx> writes:
>   Tom Lane <tgl@xxxxxxxxxxxxx> wrote:
>> Hmm, in my hands this produces the same size leak (~28GB) in either v10
>> or v11.  In HEAD, somebody's made it even worse (~43GB).  So this is
>> certainly pretty broken, but I'm not sure why it seems worse to you in
>> v11 than before.

> As a short term work around, could I create the index first and use 
> insert statements, each in their own transaction, to get the table loaded 
> with the index?

Yes; it might also be that you don't even need to break it up into
separate statements.

> Is the issue on Fedora taking very long to build a normal spgist index for 
> network addresses worth pursuing separately, or is it likely to be the same 
> underlying cause?

This issue only applies if it was an exclusion constraint.  If you saw
slowness or bloat with a plain index, that would be worth investigating
separately.

			regards, tom lane




[Date Prev][Date Next][Thread Prev][Thread Next][Date Index][Thread Index]
[Index of Archives]     [Postgresql Jobs]     [Postgresql Admin]     [Postgresql Performance]     [Linux Clusters]     [PHP Home]     [PHP on Windows]     [Kernel Newbies]     [PHP Classes]     [PHP Books]     [PHP Databases]     [Postgresql & PHP]     [Yosemite]

  Powered by Linux