EmergencyEMERGENCY? Get 24/7 Help Now!

Author Archives: Vadim Tkachenko

Making Apache Spark Four Times Faster

This is a followup to my previous post Apache Spark with Air ontime performance data. To recap an interesting point in that post: when using 48 cores with the server, the result was worse than with 12 …

Read More
 

Apache Spark with Air ontime performance data

There is a growing interest in Apache Spark, so I wanted to play with it (especially after Alexander Rubin’s Using Apache Spark post). To start, I used the recently released Apache Spark 1.6.0 for this experiment, and I will play with “Airlines …

Read More
 

Percona Server for MongoDB storage engines in iiBench insert workload

We recently released the GA version of Percona Server for MongoDB, which comes with a variety of storage engines: RocksDB, PerconaFT and WiredTiger. Both RocksDB and PerconaFT are write-optimized engines, so I wanted to compare …

Read More
 

MongoDB 3.2 WiredTiger in iiBench

MongoDB 3.2 was recently released with WiredTiger as the default storage engine. In just over five years, MongoDB has evolved into a popular database. MongoDB 3.0 supported “pluggable storage engines.” The B-Tree-based WiredTiger should outperform IO-optimized …

Read More
 

Amazon Aurora in sysbench benchmarks

In my previous post Amazon Aurora – Looking Deeper, I promised benchmark results on Amazon Aurora. There are already some results available from Amazon itself: https://d0.awsstatic.com/product-marketing/Aurora/RDS_Aurora_Performance_Assessment_Benchmarking_v1-2.pdf. There are also some from Marco Tusa: http://www.tusacentral.net/joomla/index.php/mysql-blogs/175-aws-aurora-benchmarking-blast-or-splash.html. Amazon used …

Read More
 

Amazon Aurora – Looking Deeper

Recently my colleague (by Percona) Yves Trudeau and colleague (by industry) Marco Tusa published their materials on Amazon Aurora. Indeed, Amazon Aurora is a hot topic these days, and we have a stream of customer inquiries …

Read More
 

VividCortex Agent Benchmark

Intro The purpose of this project was to measure the potential overhead of VividCortex Agent, which is used by VividCortex.com database monitoring system. This benchmark is part of a consulting engagement with VividCortex and paid …

Read More
 

Clarification on “Call me Maybe: MariaDB Galera Cluster”

Recently Aphyr (Kyle Kingsbury) published https://aphyr.com/posts/327-call-me-maybe-mariadb-galera-cluster The article is technically valid, I am not going to dispute a conclusion Aphyr made, but it is also quite technically involved, so users who just jump to conclusion …

Read More
 

Checkpoint strikes back

In my recent benchmarks for MongoDB, we can see that the two engines WiredTiger and TokuMX struggle from periodical drops in throughput, which is clearly related to a checkpoint interval – and therefore I correspond …

Read More
 

InnoDB vs TokuDB in LinkBench benchmark

Previously I tested Tokutek’s Fractal Trees (TokuMX & TokuMXse) as MongoDB storage engines – today let’s look into the MySQL area. I am going to use modified LinkBench in a heavy IO-load. I compared InnoDB …

Read More
 

Percona’s widely read Percona Data Performance blog highlights our expertise in enterprise-class software, support, consulting and managed services solutions for both MySQL® and MongoDB® across traditional and cloud-based platforms. The decades of experience represented by our consultants is found daily in numerous and relevant blog posts.

Besides specific database help, the blog also provides notices on upcoming events and webinars.
Want to get weekly updates listing the latest blog posts? Subscribe to our blog now! Submit your email address below and we’ll send you an update every Friday at 1pm ET.

No, thank you. Please do not ask me again.