Parsed test spec with 2 sessions

starting permutation: s1-insert s1-begin s1-insert s2-vacuum s1-commit s2-select
step s1-insert:
    INSERT INTO test_vacuum_vs_insert SELECT i, 2 * i FROM generate_series(1, 3) i;

step s1-begin:
    BEGIN;

step s1-insert:
    INSERT INTO test_vacuum_vs_insert SELECT i, 2 * i FROM generate_series(1, 3) i;

s2: INFO:  statistics for "test_vacuum_vs_insert":
storage id: xxxxx
total file size: 24576, total data size: 26
compression rate: 1.00x
total row count: 3, stripe count: 1, average rows per stripe: 3
chunk count: 2, containing data for dropped columns: 0, none compressed: 2

s2: INFO:  "test_vacuum_vs_insert": stopping truncate due to conflicting lock request
step s2-vacuum:
    VACUUM VERBOSE test_vacuum_vs_insert;

step s1-commit:
    COMMIT;

step s2-select:
    SELECT * FROM test_vacuum_vs_insert;

a|b
---------------------------------------------------------------------
1|2
2|4
3|6
1|2
2|4
3|6
(6 rows)


starting permutation: s1-insert s1-begin s1-insert s2-vacuum-full s1-commit s2-select
step s1-insert:
    INSERT INTO test_vacuum_vs_insert SELECT i, 2 * i FROM generate_series(1, 3) i;

step s1-begin:
    BEGIN;

step s1-insert:
    INSERT INTO test_vacuum_vs_insert SELECT i, 2 * i FROM generate_series(1, 3) i;

step s2-vacuum-full:
    VACUUM FULL VERBOSE test_vacuum_vs_insert;
 <waiting ...>
step s1-commit: 
    COMMIT;

s2: INFO:  vacuuming "public.test_vacuum_vs_insert"
s2: INFO:  "public.test_vacuum_vs_insert": found 0 removable, 6 nonremovable row versions in 4 pages
DETAIL:  0 dead row versions cannot be removed yet.
step s2-vacuum-full: <... completed>
step s2-select:
    SELECT * FROM test_vacuum_vs_insert;

a|b
---------------------------------------------------------------------
1|2
2|4
3|6
1|2
2|4
3|6
(6 rows)

