Catalog Bloat - Mailing list pgsql-general

From Jeff Amiel
Subject Catalog Bloat
Date
Msg-id CAGCx6ndFb8fy=d_+YJqQNGnsqJYfaeL5L-8ShDAW0fVvN4QFwA@mail.gmail.com
Whole thread Raw
Responses Re: Catalog Bloat
List pgsql-general
Probably temp table related ...but catalog bloat on one of my databases appears to be pretty bad.

Is the below bloat (table and index) something to worry about?
pg_stat_all_tables show the relations ARE getting successfully vacuumed...

Any suggestions on eliminating?  Not sure if tools like pg_reorg are appropriate (or effective) or even vacuum full (yikes).
I'd prefer not to take a complete outage - but I would if this bloat is really an issue.

(I know about "reindex system" (duh) - but as that requires me to take an outage, my question about IF the bloat is a cause for concern still stands....)

schemaname |  tablename  | tbloat | wastedbytes |              iname              | ibloat | wastedibytes
------------+--------------+--------+-------------+---------------------------------+--------+--------------
pg_catalog | pg_attribute |    9.0 |    27648000 | pg_attribute_relid_attnam_index |  243.5 |    361627648
pg_catalog | pg_attribute |    9.0 |    27648000 | pg_attribute_relid_attnum_index |  168.5 |    253894656
pg_catalog | pg_type      |  10.8 |    4890624 | pg_type_oid_index              |  135.8 |    28721152
pg_catalog | pg_type      |  10.8 |    4890624 | pg_type_typname_nsp_index      |  287.2 |    60956672
pg_catalog | pg_class    |  10.3 |    4562944 | pg_class_oid_index              |  94.1 |    26689536
pg_catalog | pg_class    |  10.3 |    4562944 | pg_class_relname_nsp_index      |  270.1 |    77144064
pg_catalog | pg_depend    |    5.3 |    3948544 | pg_depend_reference_index      |  337.0 |    156901376
pg_catalog | pg_depend    |    5.3 |    3948544 | pg_depend_depender_index        |  359.6 |    167436288
pg_catalog | pg_index    |    6.1 |    1130496 | pg_index_indexrelid_index      |  72.9 |      7659520
pg_catalog | pg_index    |    6.1 |    1130496 | pg_index_indrelid_index        |  72.9 |      7659520
(10 rows)

Thanks in advance

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