I receive many questions about errors being reported about pt-kill… and often those errors are not real. The main problem I have found is that pt-kill is hard to understand and the documentation doesn’t have many examples (I’ll add them), so, I decided to write a post about the most common usage of pt-kill: […]Read more
In this short blogpost, we’ll show you how to use the mysql_random_data_load tool to insert random data into tables. This is a great aide in testing when you have empty tables and need them to be populated with data. We’ve all done it manually (the INSERT INTO … VALUES … way), but that is surely […]Read more
This blog post is another in the series on the Percona Server for MongoDB 3.4 bundle release. In this blog post, we’ll look at the
pt-mongodb-summary tool in Percona Toolkit.
pt-mongodb-summary tool from Percona Toolkit provides a quick at-a-glance overview of MongoDB and Percona Server for MongoDB instances. It is equivalent to
pt-mysql-summary for MySQL.
pt-mongodb-summary also collects information about […]Read more
This blog post is another in the series on the Percona Server for MongoDB 3.4 bundle release. In this blog post, we’ll look at how to use the
pt-mongodb-query-digest tool in Percona Toolkit 3.0.
pt-query-digest is one of our most popular Percona Toolkit MySQL tools. It is used on a daily basis by DBAs and […]
In this blog, we’ll discuss changing the tablespace directory using pt-online-schema-change.
One of the most annoying situations in the life of a DBA is realizing that the disk where the datadir resides is running out of space. If you’re lucky enough to run over an LVM volume or a RAID (depending on the level, though), it […]