Full Text Search Webinar Questions Followup
I presented a webinar this week to give an overview of several Full Text Search solutions and compare their performance. Even if you missed the webinar, you can register for it, and you’ll be emailed...
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Testing Intel® SSD 910
Intel came on PCI-e SSD market with their Intel SSD 910 card. With a slogan “The ultimate data center SSD” I assume Intel targets rather a server grade hardware, not consumer level. I’ve got one of...
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Intel SSD 910 in tpcc-mysql benchmark
I continue my benchmarks of Intel SSD 910, the raw IO results are available in my previous experiment. Now I want to test this card under MySQL workload to see if the card is suitable to use with...
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Adaptive flushing in MySQL 5.6 – cont
This is to continue my previous experiments on adaptive flushing in MySQL 5.6.6. Now I am running Ubuntu 12.04, which seems to provide a better throughput than previous system (CentOS 6.3), it also...
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Intel SSD 910 vs HDD RAID in tpcc-mysql benchmark
I continue my benchmarks of Intel SSD 910, previous time I compared it with Fusion-io ioDrive http://www.mysqlperformanceblog.com/2012/09/07/intel-ssd-910-in-tpcc-mysql-benchmark/. Now I want to test...
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L2 cache for MySQL
The idea to use SSD/Flash as a cache is not new, and there are different solutions for this, both OpenSource like L2ARC for ZFS and Flashcache from Facebook, and proprietary, like directCache from...
View ArticleHow does MySQL Replication really work?
While we do have many blog posts on replication on our blog, such as on replication being single-threaded, on semi-synchronous replication or on estimating replication capacity, I don’t think we have...
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Testing the Virident FlashMAX II
Approximately 11 months ago, Vadim reported some test results from the Virident FlashMax 1400M, an MLC PCIe SSD device. Since that time, Virident has released the FlashMAX II, which promises both...
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Benchmarking Percona Server TokuDB vs InnoDB
After compiling Percona Server with TokuDB, of course I wanted to compare InnoDB performance vs TokuDB. I have a particular workload I’m interested in testing – it is an insert-intensive workload...
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Virident vCache vs. FlashCache: Part 2
This is the second part in a two-part series comparing Virident’s vCache to FlashCache. The first part was focused on usability and feature comparison; in this post, we’ll look at some sysbench test...
View ArticlePost: Death match! EBS versus SSD price, performance, and QoS
… already know that benchmarks are unrealistic, and we know that SSDs would win. I’d rather look at real systems and see how they behave. Are the theoretical advantages of SSDs really a big advantage...
View ArticlePost: MLC SSD card lifetime and write amplification
… look what a lifetime we can expect under a tpcc-mysql workload. I put 32 users threads against 5000W dataset (about…/sec, which corresponds to write throughput 273.45MB/sec from MySQL to disk. And it...
View ArticleComment: ZFS on Linux and MySQL
Wow, I pulled all the 300GB drives out of my MySQL servers years ago. I don’t need the space of… as fast as older SSDs. But the newer SSDs are as big, and much faster than the 300GB HDDs, on MySQL type...
View ArticleComment: Virident vCache vs. FlashCache: Part 1
… it becomes the bottleneck. Also, keep in mind that while SSDs are a lot faster than regular spinning disk, a PCIe flash card is still massively faster than an SSD, both in terms of throughput and in...
View ArticlePost: TokuMX is MongoDB on steroids
…, which is a money-saver if you use SSD/Flash But it is also SSD/Flash life-time friendly, which is double…, that TokuMX means for MongoDB the same as InnoDB to MySQL, and the NoSQL world just got a...
View ArticlePost: Death match! EBS versus SSD price, performance, and QoS
… already know that benchmarks are unrealistic, and we know that SSDs would win. I’d rather look at real systems and see how they behave. Are the theoretical advantages of SSDs really a big advantage...
View ArticlePost: MLC SSD card lifetime and write amplification
… look what a lifetime we can expect under a tpcc-mysql workload. I put 32 users threads against 5000W dataset (about…/sec, which corresponds to write throughput 273.45MB/sec from MySQL to disk. And it...
View ArticlePost: InnoDB Full-text Search in MySQL 5.6: Part 3, Performance
…), and we are comparing MyISAM FTS in MySQL 5.5.30 versus InnoDB FTS in MySQL 5.6.10. For reference, although… 830 SSDs in RAID-0. The OS is CentOS 6.4, and the filesystem is XFS with dm-crypt/LUKS....
View ArticlePost: Death match! EBS versus SSD price, performance, and QoS
… already know that benchmarks are unrealistic, and we know that SSDs would win. I’d rather look at real systems and see how they behave. Are the theoretical advantages of SSDs really a big advantage...
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Intel SSD 910 vs HDD RAID in tpcc-mysql benchmark
I continue my benchmarks of Intel SSD 910, previous time I compared it with Fusion-io ioDrive http://www.mysqlperformanceblog.com/2012/09/07/intel-ssd-910-in-tpcc-mysql-benchmark/. Now I want to test...
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