On 11/11/20 8:52 PM, Tomas Vondra wrote: > Hi, > > I took a look at this today, doing a bit of stress-testing, and I can > get it to crash because of segfaults in pagetable_create (not sure if > the issue is there, it might be just a symptom of an issue elsewhere). > > Attached is a shell script I use to run the stress test - it's using > 'test' database, generates tables of different size and then runs > queries with various parameter combinations. It takes a while to trigger > the crash, so it might depend on timing or something like that. > > I've also attached two examples of backtraces. I've also seen infinite > loop in pagetable_create, but the crashes are much more common. >
Hi Dilip, Do you plan to work on this for PG14? I haven't noticed any response in this thread, dealing with the crashes I reported a while ago. Also, it doesn't seem to be added to any of the commitfests. regards -- Tomas Vondra EnterpriseDB: http://www.enterprisedb.com The Enterprise PostgreSQL Company
