Percona XtraDB Cluster 8.0.18-9.3

• Date

  April 29, 2020

• Installation

  Installing Percona XtraDB Cluster

Percona XtraDB Cluster 8.0.18-9.3 includes all of the features and bug fixes available in Percona Server for MySQL. See the corresponding release notes for Percona Server for MySQL 8.0.18-9 for more details on these changes.

Improvements

• PXC-2495: Modified documentation for wsrep_sst_donor to include results when IP address is used

• PXC-3002: Enhanced service_startup_timeout options to allow it to be disabled

• PXC-2331: Modified the SST process to run mysql_upgrade

• PXC-2991: Enhanced Strict Mode Processing to handle Group Replication Plugin

• PXC-2985: Enabled Service for Automated Startup on Reboot with valid grastate.dat

• PXC-2980: Modified Documentation to include AutoStart Up Process after Installation

• PXC-2722: Enabled Support for Percona XtraBackup (PXB) 8.0.8 in Percona XtraDB Cluster (PXC) 8.0

• PXC-2602: Added Ability to Configure xbstream options with wsrep_sst_xtrabackup

• PXC-2455: Implemented the use of Percona XtraBackup (PXB) 8.0.5 in Percona XtraDB Cluster (PXC) 8.0

• PXC-2259: Updated wsrep-files-index.htrml to include new files created by Percona XtraDB Cluster (PXC)

• PXC-2197: Modified SST Documentation to Include Package Dependencies for Percona XtraBackup (PXB)

• PXC-2194: Improvements to the PXC upgrade guide

• PXC-2191: Revised Documentation on innodb_deadlock to Clarify Cluster Level Deadlock Processing

• PXC-3017: Remove these SST encryption methods. encrypt=1, encrypt=2, and encrypt=3

• PXC-2189: Modified Reference Architecture for Percona XtraDB Cluster (PXC) to include ProxySQL

Bugs Fixed

• PXC-2537: Modified mysqladmin password command to prevent node crash

• PXC-2958: Modified User Documentation to include wsrep_certification_rules and cert.optimistic_pa

• PXC-2045: Removed debian.cnf reference from logrotate/logcheck configuration Installed on Xenial/Stretch

• PXC-2292: Modified Processing to determine Type of Key Cert when IST/SST

• PXC-2974: Modified Percona XtraDB Cluster (PXC) Dockerfile to Integrate Galera wsrep recovery Process

• PXC-3145: When the joiner fails during an SST, the mysqld process stays around (doesn’t exit)

• PXC-3128: Removed Prior Commit to Allow High Priority High Transaction Processing

• PXC-3076: Modified Galera build to remove python3 components

• PXC-2912: Modified netcat Configuration to Include -N Flag on Donor

• PXC-2476: Modified process to determine and process IST or SST and with keyring_file processing

• PXC-2204: Modified Shutdown using systemd after Bootstrap to provide additional messaging

• PXB-2142: Transition key was written to backup / stream

• PXC-2969: Modified pxc_maint_transition_period Documentation to Include Criteria for Use

Known Issues

• PXC-2978: Certificate Information not Displayed when pxc-encrypt-cluster-traffic=ON

• PXC-3039: No useful error messages if an SSL-disabled node tries to join SSL-enabled cluster

• PXC-3043: Update required donor version to PXC 5.7.28

• PXC-3063: Data at Rest Encryption not Encrypting Record Set Cache

• PXC-3092: Abort startup if keyring is specified but cluster traffic encryption is turned off

• PXC-3093: Garbd logs Completed SST Transfer Incorrectly (Timing is not correct)

• PXC-3159: Killing the Donor or Connection lost during SST Process Leaves Joiner Hanging

Contact us

For free technical help, visit the Percona Community Forum.

To report bugs or submit feature requests, open a JIRA ticket.

For paid support and managed or consulting services , contact Percona Sales.

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Last update: 2022-08-24