The regression test checks whether the output of pg_stat_replication is expected or not after changing synchronous_standby_names and reloading the configuration file. Regarding this test logic, previously there was a timing issue which made the test result unstable. That is, pg_stat_replication could return unexpected result during small window after the configuration file was reloaded before new setting value took effect, and which made the test fail. This commit changes the test logic so that it uses a loop with a timeout to give some room for the test to pass. Now the test fails only when pg_stat_replication keeps returning unexpected result for 30 seconds. Michael Paquier |
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README
src/test/recovery/README Regression tests for recovery and replication ============================================= This directory contains a test suite for recovery and replication. Running the tests ================= make check NOTE: This creates a temporary installation, and some tests may create one or multiple nodes, be they master or standby(s) for the purpose of the tests. NOTE: This requires the --enable-tap-tests argument to configure.