Re: Verify true root on replicas with amcheck - Mailing list pgsql-hackers

From David Steele
Subject Re: Verify true root on replicas with amcheck
Date
Msg-id 9c1385ec-a296-3405-6b15-6b7be148adf4@pgmasters.net
Whole thread Raw
In response to Verify true root on replicas with amcheck  (godjan • <g0dj4n@gmail.com>)
List pgsql-hackers
On 1/9/20 3:55 AM, godjan • wrote:
> Hi, we have trouble to detect true root corruptions on replicas. I made a patch for resolving it with the locking
metapage and potential root page. I heard that amcheck has an invariant about locking no more than 1 page at a moment
foravoiding deadlocks. Is there possible a deadlock situation?
 

This patch no longer applies cleanly: 
http://cfbot.cputube.org/patch_27_2418.log

The CF entry has been updated to Waiting on Author.

Also, it would be a good idea to answer Peter's questions down-thread if 
you are interested in moving this patch forward.

Regards,
-- 
-David
david@pgmasters.net



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