| From: | Peter Geoghegan <pg(at)bowt(dot)ie> |
|---|---|
| To: | Andres Freund <andres(at)anarazel(dot)de> |
| Cc: | Aleksander Alekseev <aleksander(at)timescale(dot)com>, Postgres hackers <pgsql-hackers(at)lists(dot)postgresql(dot)org>, Michael Paquier <michael(at)paquier(dot)xyz>, Ian Lawrence Barwick <barwick(at)gmail(dot)com>, Maxim Orlov <orlovmg(at)gmail(dot)com>, Simon Riggs <simon(dot)riggs(at)enterprisedb(dot)com>, Hamid Akhtar <hamid(dot)akhtar(at)percona(dot)com>, Pavel Borisov <pashkin(dot)elfe(at)gmail(dot)com>, Justin Pryzby <pryzby(at)telsasoft(dot)com>, Peter Eisentraut <peter(dot)eisentraut(at)enterprisedb(dot)com>, Japin Li <japinli(at)hotmail(dot)com>, Alexander Korotkov <aekorotkov(at)gmail(dot)com>, Kyotaro Horiguchi <horikyota(dot)ntt(at)gmail(dot)com>, Ilya Anfimov <ilan(at)tzirechnoy(dot)com> |
| Subject: | Re: XID formatting and SLRU refactorings (was: Add 64-bit XIDs into PostgreSQL 15) |
| Date: | 2022-12-07 17:57:01 |
| Message-ID: | CAH2-WznCRZch5N+5EiiqHwL_c4cxH8wwBNWUiDJFKB1vTFxs6g@mail.gmail.com |
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| Lists: | pgsql-hackers |
On Wed, Dec 7, 2022 at 9:50 AM Andres Freund <andres(at)anarazel(dot)de> wrote:
> performing post-bootstrap initialization ... ../src/backend/access/transam/slru.c:1520:9: runtime error: load of misaligned address 0x7fff6362db8c for type 'int64', which requires 8 byte alignment
> 0x7fff6362db8c: note: pointer points here
> 01 00 00 00 00 00 00 00 d0 02 00 00 00 00 00 00 d0 02 00 00 00 00 00 00 01 00 00 00 00 00 00 00
I bet that this alignment issue can be fixed by using PGAlignedBlock
instead of a raw char buffer for a page. (I'm guessing, I haven't
directly checked.)
--
Peter Geoghegan
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