Andres Freund <andres@anarazel.de> writes:
> Hm. Does the instability vanish if you switch s2_commit_prepared_a and s1_ff?
Like this?
diff --git a/src/test/isolation/specs/stats.spec b/src/test/isolation/specs/stats.spec
index be4ae1f4ff..70be29b207 100644
--- a/src/test/isolation/specs/stats.spec
+++ b/src/test/isolation/specs/stats.spec
@@ -562,8 +562,9 @@ permutation
s1_table_insert_k1 # should be counted
s1_table_update_k1 # dito
s1_prepare_a
+ s1_ff
s2_commit_prepared_a
- s1_ff s2_ff
+ s2_ff
s1_table_stats
# S1 prepares, S1 aborts prepared
There's some fallout in the expected-file, of course, but this
does seem to fix it (20 consecutive successful runs now at
100/2). Don't see why though ...
regards, tom lane