Questions tagged [vacuum]

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AWS Aurora Database Corruption

I'm running Aurora Postgres and noticed that metric Maximum Used Transaction IDs is increasing a lot. Trying to manually vacuum the tables that's was not automatically vacuumed lead me to the ...
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490 views

Stubborn autovacuum process slow things dows

We are facing a strange problem since yesterday. In a database of ours there is a partitioned table containing historical data. That is, every week's data goes to a different partition and stays ...
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1answer
91 views

uncommitted xmin during vacuum, what to do?

Running vacuum on two specific tables in my postgresql 10 database results in the following error: VACUUM (FULL|ANALYZE|FREEZE|) table; ERROR: uncommitted xmin 359569171 from before xid cutoff ...
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0answers
322 views

Does VACUUM FULL ANALYZE a partition locks the main table in postgresql?

I'm using postgresql 9.5 and partman for partitioning tables. there is this table that has 30 partitions and volume of one of them are too higher than others. so I need to full vacuum this partition ...
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0answers
544 views

Amazon Redshift VACUUM error

I'm trying to run vacuum delete only on a table with big amount of columns (800+) and 4 million rows. I know it's recommended to use deep copy instead, but still am wondering if running vacuum is ...
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0answers
254 views

Postgresql, vacuum issues

I experiencing issues while vacuuming a DB table: database=# vacuum (verbose) table_name; INFO: vacuuming "public.table_name" ERROR: uncommitted xmin 415285800 from before xid cutoff 462314292 ...
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0answers
55 views

Postgresql - Auto vacuum is disables in conf file, but still everyday its running

Im using Postgresql 9.2. I have disabled auto vacuum in Conf, but still, I can see this auto vacuum is running on few tables every day. Can anyone help me find out why its running?
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0answers
129 views

PostgreSQL problems after vacuum - multiple rows with same pkey, different counts of those rows from seq scan vs index

We tried to run a full vacuum on our Postgres database the other day because of disk problems. A bunch of things went wrong along the way and eventually we stopped the vacuum. Now we have some new ...
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0answers
289 views

autovacuum daemon considers pg_largeobject table?

I have a table which is having oid column and few oid column's data might be frequently modified from my application. I thought, it would rewrite the data and replace with new data (basically, thought ...
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0answers
228 views

will vacuumlo find orphaned objects

A Table (mytable) is having 2 columns id_ | loid_ (integer) | (oid) Values are id_ | loid_ 1 | 15001 2 | 15002 Value in loid_ column refers the oid from pg_largeobject. And if I ...
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0answers
309 views

Postgresql 9.2 - Auto vacuum running continuously for 18+ hours

I currently have a table that is updated daily (easily 20%+ rows are updated, all floats/integers) and the vacuum is kicking off and running for more than 18 hours. There are 19 million rows total. ...
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1answer
16 views

Postgres 9.4.5 small table grows into huge size - periodic VACUUM FULL needed

We are running a PostgreSQL database on Windows Server. The database version is 9.4.5 (it's been running stable for a long time now so we aren't updating it). Some of our tables have millions of rows,...
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35 views

PostgreSQL managed by AWS RDS - rdsadmin maxusedtransaction ID not shrinking

We are using AWS RDS Postgres. We reached the 200 million limit on one of the DB and triggered VACUUM FREEZE which took down the instance for roughly 40mins however the XID didn't shrink at all. We ...
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0answers
75 views

Postgres TX Wraparound - confused

i am running postgres on aws and trying to get my head around the "tx wraparound topic". i executed the following steps to "play" around take snaptshot of production database (here "our_main_db") ...
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0answers
179 views

Fixing problems with postgreSQL wal archives

i just took over working postgre sql server, and i noticed in the logs, that are in: /var/log/postgresql/postgresql-9.4-main.log spitting out this warnings: cp: cannot stat 'pg_xlog/...
0
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1answer
309 views

PostgreSQL - VACUUM speed (Heroku)

My DB have a main table that is has lots of commits on a daily basis, with about 15 indexes on this table. The table has 25M rows and the dead row count seem to exceed the number of live rows at the ...
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1answer
39 views

Small databases, large backup files

We have PostgreSQL 9.6 databases and a dailytask running a pg_dump for all databases, though these backups are getting "large" at this point. My database was 900MB, then I tried clearing it by ...
0
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1answer
610 views

Amount of time FULL VACUUM/VACUUM

I have a table "lng_grid_test", which, at the beginning, had around 600 000 000 around. The table is defined as : -- Table: public.lng_grid_test -- DROP TABLE public.lng_grid_test; CREATE TABLE ...