Tag: Open Source

Join Pythian for Percona Live Europe 2019 Amsterdam

Percona Live is always a great opportunity to learn from the best and brightest in the open-source database community. This time, Percona Live Europe is being held at the Hilton Amsterdam Airport Schiphol, The Netherlands from September 30 to October…

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Pythian will be at Percona Live 2019 – Join us in Austin, Texas!

Percona Live provides the open source database community with an opportunity to discover and discuss the latest open source trends, technologies, and innovations. The conference includes the best and brightest innovators and influencers in the open source database industry. This…

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How to migrate data from Cassandra to Elassandra in Docker containers

A client recently asked us to migrate a Cassandra cluster running in Docker containers to Elassandra, with the data directory persisted via a bind mount. Elassandra is a fork of Cassandra integrated closely with Elasticsearch, to allow for a highly scalable…

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Join Pythian at Percona Live 2018

Percona Live 2018 is coming up soon, and Pythian is excited to be participating again this year. The Percona Live Open Source Database Conference is the premier open source database event for individuals and businesses that develop and use open…

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What to expect at FOSDEM 2018

It’s that time of the year again— FOSDEM is coming up next weekend in Brussels February 3-4, 2018. FOSDEM stands for Free and Open Source Developers European Meeting. It’s an annual event that has gained popularity over the last few years…

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Eight ways to ensure your applications are enterprise-ready

Elliot Zissman, Managing Director at Pythian, provides practical tips to ensure your organization’s applications are enterprise-ready.

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Why the Python data model could be for you

David Salmela explains what is so great about the Python data model being so simple. Learn how Python will allow you to hit the ground running with its ease-of-use framework.

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fsfreeze in Linux

The fsfreeze command, is used to suspend and resume access to a file system. This allows consistent snapshots to be taken of the filesystem. fsfreeze supports Ext3/4, ReiserFS, JFS and XFS. A filesystem can be frozen using following command: #…

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Using strace to debug application errors in linux

strace is a very useful tool which traces system calls and signals for a running process. This helps a lot while debugging application level performance issues and bugs. Aim of this post is to demonstrate the power of strace in…

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Troubleshooting a Multipath Issue

Multipathing allows to configure multiple paths from servers to storage arrays. It provides I/O failover and load balancing. Linux uses device mapper kernel framework to support multipathing. In this post I will explain the steps taken to troubleshoot a multipath…

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