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Adaptive checkpointing

 | November 13, 2008 |  Posted In: Benchmarks, Percona Software

Do you know that there are two limits about dirty (modified but not flushed to disk) blocks of InnoDB buffer pool? One is the limit of “amount”. The other is the limit of “age”. — limit of “amount” — As you know, buffer pool of InnoDB works as write-back cache of its datafiles. If the […]

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More patches

 | November 11, 2008 |  Posted In: Percona Software

After some pause we are going to announce bunch of patches we made and ported for last period. Ported patches (ported from Google V2 patch): – innodb_fsync_source.patch – Show information about callers of fsync, more info – innodb_io_tune.patch – Port of two patches InnodbIOTune and InnodbAsync, more info – innodb_extra_status.patch – Show more information about […]

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Election night

 | November 5, 2008 |  Posted In: Insight for Developers

Today was epoch day in American history. Maybe even most important day this year, but it’s not what I’d like to write about here. What does it mean for US citizens and all other people around the world? We know, but what does it mean for us – IT professionals and/or internet portals serving news […]

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Improved InnoDB rw_lock patch

 | October 20, 2008 |  Posted In: Percona Software

There is patch from Google to improve SMP performance , but for some workloads it showed for us reverse scalability. E.g. update_key benchmark from sysbench. There are also results with Yasufumi’s rw_locks (http://bugs.mysql.com/bug.php?id=26442)

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Percona welcomes Ewen Fortune and Piotr Biel

 | October 1, 2008 |  Posted In: Events and Announcements

Although we haven’t announced any new members in a while, the Percona team has continued to grow steadily behind the scenes. Our hiring policy is to have a few months’ provisional period to ensure the…, of course. Ewen has been a consultant and contractor before joining Percona, and has many years of experience in Oracle, MySQL, Unix systems ….

Piotr Biel lives in Poland, quite close to our other Polish team member (Maciek Dobrzanski). In his past as a system architect he … can do!

Ewen and Piotr, a very warm welcome to the Percona team from all of us, and we are so glad to …

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Development plans

 | September 8, 2008 |  Posted In: Percona Software

We gathered together our ideas of MySQL improvements on this page https://www.percona.com/percona-lab/dev-plan.html and we are going to implement some of them. My favorite one is – make InnoDB files .ibd (one created with –innodb-file-per-table=1) movable from one server to another, however it is sort of challenging. Probably next one patch we want to integrate is […]

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Will Percona Support Drizzle ?

 | August 6, 2008 |  Posted In: Events and Announcements

People are asking me if Percona will support Drizzle and what is in general our position regarding this project. First about Support. We surely will support the customers if they select to run the Drizzle instead of MySQL Server. For us it is same as supporting MySQL Server with custom patches, which we do. In […]

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Percona turns two today !

 | August 1, 2008 |  Posted In: Events and Announcements

July 31st 2006 was my last day working for MySQL and August 1st I started what later was incorporated Percona with Vadim joining me September 1st as co-founder. Two years is a significant anniversary for any startup – surviving (and being profitable) for 2 years can be seen as validation of our business model and […]

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