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CVS commit: pkgsrc/databases
Module Name: pkgsrc
Committed By: adam
Date: Tue Dec 13 12:14:49 UTC 2011
Modified Files:
pkgsrc/databases/mysql55-client: Makefile.common distinfo
pkgsrc/databases/mysql55-server: PLIST
Log Message:
Changes 5.5.19:
* Performance of metadata locking operations on Windows XP systems was improved
by instituting a cache for metadata lock objects. This permits the server to
avoid expensive operations for creation and destruction of synchronization
objects on XP. A new system variable, metadata_locks_cache_size, permits
control over the size of the cache. The default size is 1024.
* Replication: Previously, replication slaves could connect to the master
server through master accounts that use nonnative authentication, except
Windows native authentication. This is now also true for Windows native
authentication.
Bugs Fixed:
* InnoDB Storage Engine: An internal deadlock could occur within InnoDB, on
a server doing a substantial amount of change buffering for DML operations,
particularly DELETE statements.
* Rounding DBL_MAX returned DBL_MAX, not 'inf'.
* mysql_upgrade did not upgrade the system tables or create the
mysql_upgrade_info file when run with the --write-binlog or
--skip-write-binlog option.
* If a plugin was uninstalled, thread local variables for plugin variables of
string type with wth PLUGIN_VAR_MEMALLOC flag were not freed.
* Deadlock could occur when these four things happened at the same time: 1) An
old dump thread was waiting for the binary log to grow. 2) The slave server
that replicates from the old dump thread tried to reconnect. During
reconnection, the new dump thread tried to kill the old dump thread.
3) A KILL statement tried to kill the old dump thread. 4) An INSERT statement
caused a binary log rotation.
To generate a diff of this commit:
cvs rdiff -u -r1.11 -r1.12 pkgsrc/databases/mysql55-client/Makefile.common
cvs rdiff -u -r1.9 -r1.10 pkgsrc/databases/mysql55-client/distinfo
cvs rdiff -u -r1.9 -r1.10 pkgsrc/databases/mysql55-server/PLIST
Please note that diffs are not public domain; they are subject to the
copyright notices on the relevant files.
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