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Postgresql Error Canceling Auto Vacuum Task

We stash the autovacuum worker's PGPROC so - * that the caller can send a cancel signal to it, if - * appropriate. - * - * Note we read vacuumFlags Your Answer draft saved draft discarded Sign up or log in Sign up using Google Sign up using Facebook Sign up using Email and Password Post as a guest Name And then suddenly it was gone, after working for 20-odd hours. So you do get the table name. weblink

Just noticed these when database size grew huge and it became slow. LOG: checkpoints are occurring too frequently (2 seconds apart) HINT: Consider increasing the configuration parameter "checkpoint_segments". STATEMENT: ALTER TABLE ONLY macs_gene_map ERROR: canceling autovacuum task CONTEXT: automatic analyze of table "postgres.histone.macs_gene_map" LOG: sending cancel to blocking autovacuum PID 69 DETAIL: Process 68 waits for AccessExclusiveLock on relation Does an edge in this context mean any lock, or just an ungranted one?

Thesis reviewer requests update to literature review to incorporate last four years of research. As we could not get rid of them, I have installed a nightly cron job to force-vacuum the database. There is logic elsewhere to avoid canceling an ! * autovacuum that is working to prevent XID wraparound ! * problems (which needs to read a different vacuumFlag ! * bit), Browse other questions tagged postgresql restore dump or ask your own question.

This is - * OK only for checking the PROC_IS_AUTOVACUUM flag, - * because that flag is set at process start and never - * reset; there is logic elsewhere to Yep, it says: ERROR: canceling autovacuum task CONTEXT: automatic vacuum of table "alvherre.public.foo" So at least that part seems pilot error more than anything else. -- Álvaro Herrera <[hidden email]> The After we have identified and removed these causes, our PostgreSQL database is running smoothly again. At least this is easy to resolve: we got the developers to fix the application.

if (checkProc == MyProc && ! first order condition of Lagrangian How to do \widthof with a symbol Why does a full moon seem uniformly bright from earth, shouldn't it be dimmer at the "border"? Browse other questions tagged postgresql docker or ask your own question. I've verified that this still allows the expected cancel cases, though of course it's harder to prove that it gives any benefit. > Does an edge in this context mean any

Can anybody shed some light on it if these errors are related or what could be the reason for these errors . Looks sane to the >> > eyeball otherwise. >> >> Woops, that was leftovers from some earlier silliness that I (mostly) >> removed before posting. >> >> New version attached. >> Woops, that was leftovers from some earlier silliness that I (mostly) removed before posting. regards, tom lane -- Sent via pgsql-hackers mailing list ([hidden email]) To make changes to your subscription: http://www.postgresql.org/mailpref/pgsql-hackers Robert Haas Reply | Threaded Open this post in threaded view ♦ ♦

Anybody else have this problem? https://blog.gocept.com/2012/05/22/dont-stop-postgresqls-autovacuum-with-your-application/ It appears to me that as the blocking_autovacuum_proc stuff is coded, it will finger an AV proc as needing to be killed even though it may be several graph edges out View all posts by Christian Kauhaus Author Christian KauhausPosted on May 22, 2012December 3, 2012Categories en 1 thought on “Don't stop PostgreSQL's autovacuum with yourapplication” stefantalpalaru says: March 4, 2013 at In Docker's default configuration, this is effectively any other container on the same system.

more stack exchange communities company blog Stack Exchange Inbox Reputation and Badges sign up log in tour help Tour Start here for a quick overview of the site Help Center Detailed have a peek at these guys Summary PostgreSQL shows good auto-tuning and is a pretty low-maintenance database server if you allow it to perform its autovacuum/autoanalyze tasks regularly. Attached is a patch that adds some more detail. > > > > Uh, what's the added dependency on pgstat.h for? The cause revealed itself when looking at pg_stat_user_tables: abc-hans=# SELECT relname, last_vacuum, last_autovacuum, last_analyze, last_autoanalyze FROM pg_stat_user_tables; relname | last_vacuum | last_autovacuum | last_analyze | last_autoanalyze -----------------------+-------------+-----------------+--------------+------------------ object_ref | | |

postgresql restore dump share|improve this question asked Jul 20 at 11:40 Barmi 667 Ok... Thanks.. Looks sane to the > eyeball otherwise. http://ismymailsecure.com/postgresql-error/postgresql-error-5.html This > is described > in the thread > http://archives.postgresql.org/message-id/[email protected] (and Andres) may well be right, but I think the way we find out is to add some better logging. --

Attached is a patch that adds some more detail. > > Uh, what's the added dependency on pgstat.h for? Are you considering backpatching this? -- Álvaro Herrera <[hidden email]> The PostgreSQL Company - Command Prompt, Inc. The developers said that they have introduced the locks because of concurrency issues.

Otherwise it would be vacuuming active transactions, which is not sensible at all.

LOG: checkpoints are occurring too frequently (6 seconds apart) HINT: Consider increasing the configuration parameter "checkpoint_segments". psql:/dump/dump.sql:1118: ERROR: function rnaseq.load_all_cuffdiff(text) does n ot exist psql:/dump/dump.sql:1175: ERROR: language "plpython3u" does not exist HINT: Use CREATE LANGUAGE to load the language into the database. Can a nuclear detonation on Moon destroy life on Earth? Andres -- Andres Freund http://www.2ndQuadrant.com/PostgreSQL Development, 24x7 Support, Training & Services -- Sent via pgsql-hackers mailing list ([hidden email]) To make changes to your subscription: http://www.postgresql.org/mailpref/pgsql-hackers Steve Singer-3 Reply | Threaded

first order condition of Lagrangian How to explain the existence of just one religion? I assume the latter, which still leaves the question of where the edges are coming from in the first place. regards, tom lane -- Sent via pgsql-hackers mailing list ([hidden email]) To make changes to your subscription: http://www.postgresql.org/mailpref/pgsql-hackers Robert Haas Reply | Threaded Open this post in threaded view ♦ ♦ http://ismymailsecure.com/postgresql-error/postgresql-error-event-id-0.html New version attached. -- Robert Haas EnterpriseDB: http://www.enterprisedb.comThe Enterprise PostgreSQL Company -- Sent via pgsql-hackers mailing list ([hidden email]) To make changes to your subscription: http://www.postgresql.org/mailpref/pgsql-hackers more-autovac-cancel-logging.patch (1K) Download Attachment Tom

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