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Yearly Archives: 2009

Percona is hiring a consultant

We’re hiring. We are looking for the following qualifications: Expert knowledge of MySQL. Not just “certified” — years of production experience with it. You need to know server internals, for example. You need to be …

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Recovery Time for TokuDB
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Last week Tokutek released version 3.0.0 of TokuDB, adding ACID transactions to its list of features. This post discusses an experiment we ran to measure recovery time following a system crash. In summary, while actively …

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What do we optimize with mk-query-digest ?

When we’re looking at mk-query-digest report we typically look at the Queries causing the most impact (sum of the query execution times) as well as queries having some longest samples. Why are we looking at …

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Announcing TokuDB v3.0 Beta: ACID Transactions

Tokutek is pleased to announce the beta launch of TokuDB for MySQL, version 3.0. Many of our customers have asked for  transaction capabilities to provide the data integrity their businesses require and in this release we …

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Battle around MySQL heats up

As the deadline for EC to decide if Oracle can acquire Sun and hence MySQL is coming up the tensions seems to heat up. Monty posts his open letter calling for help lobbying EC to …

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There will be no separate Percona Performance Conference in April 2010

Now that O’Reilly has announced they’re going to have a MySQL conference independently of Sun/MySQL, we have decided not to proceed with plans for our own Performance Conference. We are participating in the O’Reilly conference, …

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Redis Benchmarks on FusionIO (Round 1)
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Peter took a look at Redis some time ago; and now, with the impending 1.2 release and a slew of new features, I thought it time to look again.

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xtrabackup-1.0

Dear Community, As of today release 1.0 is available. In this release there are following changes: Changelog: XtraBackup is ported to Windows. The .MSI package as well as .tar.gz is available for 32 bit platform …

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Why delayed flushing can result in less work

I can think of at least two major reasons why systems delay flushing changes to durable storage: 1. So they can do the work when it’s more convenient. 2. So they can do less work …

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FusionIO – time for benchmarks

I posted about FusionIO couple times RAID vs SSD vs FusionIO and Testing FusionIO: strict_sync is too strict…. The problem was that FusionIO did not provide durability or results were too bad in strict mode, …

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