The following bug has been logged online:
Bug reference: 4758
Logged by: sergey
Email address: op...@ydk.com.ua
PostgreSQL version: 8.4beta1
Operating system: Linux 2.6.25-gentoo-r8
Description: deadlock.c:944
Details:
i have table with 15 records
Table "public.test"
Column | Type | Modifiers
--------+---------+-----------
y | integer |
then i run 3 followng commands in parralel:
./bin/psql billy < sql.sql
in file sql.sql only 10000 statements "UPDATE test SET y=1;"
and what i see in log:
ERROR: 40P01: deadlock detected
DETAIL: Process 10237 waits for ShareLock on transaction 165664; blocked by
process 10242.
Process 10242 waits for ShareLock on transaction 165691; blocked by
process 10237.
Process 10237: UPDATE test SET y=1;
Process 10242: UPDATE test SET y=1;
HINT: See server log for query details.
LOCATION: DeadLockReport, deadlock.c:944
approximately one message per second
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