| From: | David Steele <david(at)pgmasters(dot)net> |
|---|---|
| To: | godjan • <g0dj4n(at)gmail(dot)com>, pgsql-hackers(at)postgresql(dot)org |
| Subject: | Re: Verify true root on replicas with amcheck |
| Date: | 2020-04-01 15:17:11 |
| Message-ID: | 9c1385ec-a296-3405-6b15-6b7be148adf4@pgmasters.net |
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| Lists: | 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 meta page and potential root page. I heard that amcheck has an invariant about locking no more than 1 page at a moment for avoiding 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(at)pgmasters(dot)net
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