MySQL 5.1 (fork)
From Wikitech
(Difference between revisions)
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| − | Currently new fork is being rolled out, based on lp:mysql-server/5.1 tree - with storage engine changes going into innodb_plugin engine. It is very much work in progress. | + | Currently [https://code.launchpad.net/~wikimedia/sakila-server/mysql-5.1-wm new fork] is being rolled out, based on [https://code.launchpad.net/mysql-server/5.1 lp:mysql-server/5.1 tree] - with storage engine changes going into innodb_plugin engine. It is very much work in progress. |
Included Percona patches (from http://bazaar.launchpad.net/~percona-dev/percona-xtradb/extensions-1.0/files): | Included Percona patches (from http://bazaar.launchpad.net/~percona-dev/percona-xtradb/extensions-1.0/files): | ||
Revision as of 16:07, 24 October 2009
Currently new fork is being rolled out, based on lp:mysql-server/5.1 tree - with storage engine changes going into innodb_plugin engine. It is very much work in progress.
Included Percona patches (from http://bazaar.launchpad.net/~percona-dev/percona-xtradb/extensions-1.0/files):
- InnoDB-based replication positions
- Multiple purge threads
- Fast recovery
- LRU contention fixes
Domas' changes:
- Online settable checksums calculation
Wikimedia build params:
./configure --without-query-cache --without-geometry --with-plugins=innodb_plugin,blackhole \
--enable-assembler --with-charset=binary --with-extra-charsets=all --with-server-suffix=-wm \
--with-pstack --with-fast-mutexes --with-comment="Wikimedia Testing" --prefix=/usr/local/mysql-5.1-wm/ \
CFLAGS="-g -O3 -fno-omit-frame-pointer" CXXFLAGS="-g -O3 -fno-omit-frame-pointer" \
LDFLAGS="-fno-omit-frame-pointer"
