| From: | Greg Stark <stark(at)mit(dot)edu> |
|---|---|
| To: | Tom Lane <tgl(at)sss(dot)pgh(dot)pa(dot)us> |
| Cc: | Thomas Munro <thomas(dot)munro(at)gmail(dot)com>, Tomas Vondra <tomas(dot)vondra(at)enterprisedb(dot)com>, Daniel Gustafsson <daniel(at)yesql(dot)se>, Stephen Frost <sfrost(at)snowman(dot)net>, Alvaro Herrera <alvherre(at)2ndquadrant(dot)com>, Andres Freund <andres(at)anarazel(dot)de>, David Steele <david(at)pgmasters(dot)net>, Dmitry Dolgov <9erthalion6(at)gmail(dot)com>, Jakub Wartak <Jakub(dot)Wartak(at)tomtom(dot)com>, Tomas Vondra <tomas(dot)vondra(at)2ndquadrant(dot)com>, pgsql-hackers <pgsql-hackers(at)postgresql(dot)org> |
| Subject: | Re: WIP: WAL prefetch (another approach) |
| Date: | 2021-12-17 22:56:22 |
| Message-ID: | CAM-w4HOsD0jMhcnfqiUYCdA6MJDDRDkuHBfem_ihLBOATxHn5Q@mail.gmail.com |
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| Lists: | pgsql-hackers |
Hm. I seem to have picked a bad checkout. I took the last one before
the revert (45aa88fe1d4028ea50ba7d26d390223b6ef78acc). Or there's some
incompatibility with the emulation and the IPC stuff parallel workers
use.
2021-12-17 17:51:51.688 EST [50955] LOG: background worker "parallel
worker" (PID 54073) was terminated by signal 10: Bus error
2021-12-17 17:51:51.688 EST [50955] DETAIL: Failed process was
running: SELECT variance(unique1::int4), sum(unique1::int8),
regr_count(unique1::float8, unique1::float8)
FROM (SELECT * FROM tenk1
UNION ALL SELECT * FROM tenk1
UNION ALL SELECT * FROM tenk1
UNION ALL SELECT * FROM tenk1) u;
2021-12-17 17:51:51.690 EST [50955] LOG: terminating any other active
server processes
2021-12-17 17:51:51.748 EST [54078] FATAL: the database system is in
recovery mode
2021-12-17 17:51:51.761 EST [50955] LOG: all server processes
terminated; reinitializing
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