Author - Evgeniy Stepchenko

Improved spam blocking solution for our blog

We have had been using Akismet as our primary antispam tool for quite a while.  It works okay, but recently we have started to get the feeling we need a better solution. With Akismet were still burdened with a lot of manual moderation for false negatives and scanning detected spam for false positives (can’t […]

Read more

XtraDB storage engine release 1.0.3-5

Today we glad to announce release 1.0.3-5 of our XtraDB storage engine.
Here is a list of enhancements in this release:

move to MySQL 5.1.34
removed rw_lock patch, so we now use Google’s rw_locks

fix crash after upgrade 5.1.31 -> 5.1.33

fix mysql-test

Percona XtraDB 1.0.3-5 available in source and several binary packages.
XtraDB is compatible with existing InnoDB tables […]

Read more

XtraDB storage engine release 1.0.3-4 codename Sakura

Today we glad to announce release 1.0.3-4 of our XtraDB storage engine.
Here is a list of enhancements in this release:

Move to MySQL 5.1.33
Move to InnoDB plugin 1.0.3

more reliable replication, innodb_overwrite_relay_log_info patch now included in the release

fix assertions for UNIV_DEBUG

new fix for rw_lock patch

Percona XtraDB 1.0.3-4 (Sakura) available in source and several binary packages.
XtraDB […]

Read more

XtraDB storage engine release 1.0.2-3 (Spring edition) codename Sapporo

Today we announce release 1.0.2-3 of our XtraDB storage engine.
Here is a list of enhancements:

Move to MySQL 5.1.31
Scalability fix — ability to use several rollback segments
Increasing the number of rseg may be helpful for CPU scale of write-intentional workloads. See benchmark results.
Scalability fix — replaced page_hash mutex to page_hash read-write lock. […]

Read more

XtraDB storage engine release 1.0.2-2 (New Year edition)

Today we announce release 1.0.2-2 of our XtraDB storage engine.
Here is a list of enhancements:

split-buffer_pool_mutex

The patch splits global InnoDB buffer_pool mutex into several and eliminates waitings on flush IO and mutex when there is no enough free buffers. It helps if you have performance drops when data does not fit in memory.

innodb_extra_undoslots

InnoDB has a […]

Read more