[ANNOUNCE] pg_probackup 2.0.24 released
От | Grigory Smolkin |
---|---|
Тема | [ANNOUNCE] pg_probackup 2.0.24 released |
Дата | |
Msg-id | fbaa3216-9a19-6f44-be28-d825f7048245@postgrespro.ru обсуждение исходный текст |
Список | pgsql-announce |
PostgreSQL Professional are proud to announce the release of pg_probackup 2.0.24. pg_probackup is a utility to manage backup and recovery of PostgreSQL database cluster. It is designed to perform periodic full and incremental page-level backups of the PostgreSQL instance that enable you to restore the server in case of a failure. Changes since 2.0.17: * Bugfix: incorrect handling of badly compressed blocks, previously there was a risk to restore block in uncompressed state, if compressed size was equal or larger than BLCKSZ * Bugfix: timeout units now calculated in seconds instead of milliseconds. * Bugfix: nullified blocks are not skipped by DELTA backup. * Bugfix: show table is now dynamically resized. * Bugfix: Use UTC time for start_backup time. * Impromevent: backup from replica >= 9.6 no longer need connection to master. * Improvement: merge is now considered stable feature. Merge command allows you to merge incremental backup to parent full backup. * Improvement: validation now use more conservative and paranoid approach to file validation, during validation pg_probackup also check block checksumm, make sanity check based on block header information and try to detect blocks from future. This behavior can be disabled with '--skip-block-validation' option. * Impromevent: unchanged non-data files such as _vm/_fsm/clog_files are skipped. The fact of unchanging determined by crc calculation. * Improvement: pagemap complication for PAGE backup now can be done in parallel. * Improvement: now validation build incremental backup chain based on parent_link. With this new approach sudden backup disappearance will be detected. * Improvement: detection of WAL corruption is improved. * Improvement: LSN as recovery target is now available for PostgreSQL >= 10. * Improvement: restore point as recovery target is now available. * Improvement: default compression level is now 1. * Improvement: json format is now available for show and show-config commands via '--format=json' option. * Improvement: '--no-validate' option is added to restore which disables validation before restore. Use with caution. * Workaround: buggy algorithm of minRecPoint determination during recovery in PostgreSQL 9.6.10/9.5.14/10.5 introduced by commit 8d68ee6(blocks from future) forced us to overwrite minRecPoint in pg_control during backup with latest applied LSN. * Portability: Windows support is now in beta stage. * Multiple minor fixes and improvements. Download -------- https://github.com/postgrespro/pg_probackup -- Grigory Smolkin Postgres Professional: http://www.postgrespro.com The Russian Postgres Company
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