50 lines
1.6 KiB
Plaintext
50 lines
1.6 KiB
Plaintext
Parsed test spec with 4 sessions
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starting permutation: s1_advlock s2_update s3_update s4_update s1_chain s1_begin s1_grablock s1_advunlock1 s1_advunlock2 s1_advunlock3 s1_commit
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step s1_advlock:
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SELECT pg_advisory_lock(142857),
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pg_advisory_lock(285714),
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pg_advisory_lock(571428);
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pg_advisory_lock|pg_advisory_lock|pg_advisory_lock
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----------------+----------------+----------------
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(1 row)
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step s2_update: UPDATE pktab SET data = DEFAULT WHERE pg_advisory_lock_shared(142857) IS NOT NULL; <waiting ...>
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step s3_update: UPDATE pktab SET data = DEFAULT WHERE pg_advisory_lock_shared(285714) IS NOT NULL; <waiting ...>
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step s4_update: UPDATE pktab SET data = DEFAULT WHERE pg_advisory_lock_shared(571428) IS NOT NULL; <waiting ...>
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step s1_chain: UPDATE pktab SET data = DEFAULT;
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step s1_begin: BEGIN;
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step s1_grablock: SELECT * FROM pktab FOR KEY SHARE;
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id|data
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--+----
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1| 2
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(1 row)
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step s1_advunlock1: SELECT pg_advisory_unlock(142857); <waiting ...>
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step s2_update: <... completed>
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step s1_advunlock1: <... completed>
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pg_advisory_unlock
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------------------
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t
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(1 row)
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step s1_advunlock2: SELECT pg_advisory_unlock(285714); <waiting ...>
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step s3_update: <... completed>
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step s1_advunlock2: <... completed>
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pg_advisory_unlock
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------------------
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t
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(1 row)
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step s1_advunlock3: SELECT pg_advisory_unlock(571428); <waiting ...>
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step s4_update: <... completed>
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step s1_advunlock3: <... completed>
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pg_advisory_unlock
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------------------
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t
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(1 row)
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step s1_commit: COMMIT;
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