[rt-users] Very slow Bulk Update Page under 3.6.5

[Ruslan Zakirov]

Upgrade to 3.6.7? And faster database server is running mysql version
X where X is?
Have you analized tables after move?

On Mon, Nov 10, 2008 at 8:10 PM, Ham MI-ID, Torsten Brumm
<torsten.brumm at kuehne-nagel.com> wrote:
> Hi RT Users,
> just spent a whole day to find a solution or hint. Since some weeks (after migration to a faster Database Server) the bulk update page is getting very slow (with slow i mean > 200sec). Everything else is fine and very fast.
>
> I just had a look onto the queries agains the DB and found for my bulk update the following:
> --
> Command: Query State: Copying to tmp table
>
> SELECT DISTINCT main.*
>  FROM Users main CROSS JOIN ACL ACL_4 JOIN Principals Principals_1 ON (Principals_1.id = main.id) JOIN CachedGroupMembers CachedGroupMembers_2 ON
>     (CachedGroupMembers_2.MemberId = Principals_1.id) JOIN Groups Groups_3 ON (Groups_3.id = CachedGroupMembers_2.GroupId)
>  WHERE (Principals_1.Disabled = '0') AND (ACL_4.PrincipalType = Groups_3.Type) AND (Principals_1.id != '1') AND (Principals_1.PrincipalType = 'User') AND
>     (ACL_4.RightName = 'OwnTicket') AND ((ACL_4.ObjectType = 'RT::Queue') OR (ACL_4.ObjectType = 'RT::System')) AND ((Groups_3.Domain = 'RT::Queue-Role') OR
>     (Groups_3.Domain = 'RT::System-Role'))
>  ORDER BY main.Name ASC
>
> table       |type    |possible_keys       |key         | ken_len|ref     |  rows|
> 1           |SIMPLE  |Groups_3            |range       |PRIMARY,|Groups1 |    67|Using where; Using index; Using temporary; Using filesort
> 1           |SIMPLE  |CachedGroupMembers_2|ref         |DisGrouM|DisGrouM|     5|Using where; Using index
> 1           |SIMPLE  |main                |eq_ref      |PRIMARY,|PRIMARY |     4|
> 1           |SIMPLE  |Principals_1        |eq_ref      | PRIMARY|PRIMARY |     4|Using where; Distinct
> 1           |SIMPLE  |ACL_4               |range       |    ACL1|ACL1    |    54|Using where; Using index; Distinct
>
> --
>
> Any ideas where to start to fix this?
>
> Thanks
>
> Torsten
>
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-- 
Best regards, Ruslan.