pgpool-II 4.3.7 Documentation
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# A.14. Release 4.2.9

> Release Date: 2022-05-19

## A.14.1. Changes

- Enhance in stopping pgpool main process. (Tatsuo Ishii)

  If "pgpool stop" couldn't terminate the main process within certain period (currently 5 seconds), send the signal again.

- Change the PID length of pcp_proc_count command to 7 characters long. (Bo Peng)

- Enhance error message to include the message kind returned and the backend node id while processing parse message. (Tatsuo Ishii)

- Downgrade log level of ParameterStatus message from LOG to DEBUG5. (Tatsuo Ishii)

  Discussion: [pgpool-general: 8042]

- Change the default value of pcp_listen_addresses from '*' to 'localhost'. (Tatsuo Ishii)

- Adjust the field name in pcp_watchdog_info. (Muhammad Usama)

- Enable parameters related to logging_collector by default in RPM packages. (Bo Peng)

## A.14.2. Bug fixes

- Fix issue that watchdog cluster keeps rejecting the restarted remote node which is lost previously. (Muhammad Usama)

  Issue report: [pgpool-general: 7896]

- Fix exit_handler in pgpool main process to avoid possible infinite wait. (Tatsuo Ishii)

- Fix a potential issue in shared memory allocation function. (Tatsuo Ishii)

- Fix bug with pg_enc and pg_md5 when using "-i" option. (bug 747)(Tatsuo Ishii)

- Fix main process exiting if a backend is failing or shutting down while performing finding primary. (Tatsuo Ishii)

- Fix segfaults in watchdog. (Muhammad Usama)

  Discussion: [pgpool-general: 8030]

- Fixed follow_primary.sh.sample script to check the status of PostgreSQL using `pg_isready`. (Bo Peng)

## A.14.3. Documents

- Doc: move the example of "Pgpool-II on Kubernetes" to github repository. (Bo Peng)

- Doc: update configuration example. (Masaya Kawamoto)

- Doc: update the example output of pcp_watchdog_info. (Bo Peng)

- Doc: mention that escaping is required if you are providing the password as an argument to pg_enc and the password contains a "$" character. (Bo Peng)

## A.14.4. Regression Tests

- Enhance regression test 018.detach_primary to avoid the timeut error. (Tatsuo Ishii)

- Enhance regression test 074.bug700_memqcache_segfault to avoid the timeut error. (Tatsuo Ishii)

- Improve regression test to detect segmentation fault. (Bo Peng)

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