MySQL 8.0.1 introduces a new mechanism to track the dependencies between transactions. This feature is used to optimize the binary log applier on asynchronous replication slaves, improving the throughput significantly on workloads where there is low-concurrency on the master and/or on systems with very fast storage.…
Apr
24
2017
Apr
21
2017
In this tutorial, we are going to guide you through the entire process of creating a 3 node InnoDB cluster in Oracle Public Cloud (OPC). We will address each of the steps, from the initial configuration and setup of the OPC IaaS resources to the InnoDB cluster creation and setup.…
Apr
21
2017
Yes, another post about my talks at Percona Live Santa Clara: I obviously still have things to share. This time, I will focus on my parallel replication talks by giving a short preview.
I have two parallel replication talks at Percona Live:
MySQL/MariaDB Parallel Replication: inventory, use cases and limitations (Wednesday talk) MySQL Parallel Replication: all the 5.7 (and some of the 8.0)
Apr
18
2017
The new release of MySQL is packed with exciting features that help detecting and analyzing replication lag. In this post, you will be able to learn all about the new replication timestamps, the new useful information that is now reported by performance schema tables, and how delayed replication was improved.…
Apr
18
2017
In a previous post, I listed all the Booking.com talks at Percona Live. In this post, I will give more details about my talks.
As a reminder, the list of my talks is the following:
Monitoring Booking.com without looking at MySQL (Thursday keynote) The two little bugs that almost brought down Booking.com (Tuesday Lightning Talk) MySQL/MariaDB Parallel Replication: inventory, use cases and
Apr
16
2017
In a week, me and some Booking.com colleagues will be in Santa Clara for Percona Live.
Booking.com is sponsoring the conference and we will be present at the Monday Evening Reception. You do not need a tutorial pass to attend the dinner (even if it is on the tutorial day): any valid pass will do. If you do not have your ticket yet, it is time to register (you can use the discount code “
Apr
14
2017
TokuDB Hotbackup is a solution that allows you to do backups on the fly. It works as a library that intercepts certain system calls that duplicate data written to already copied parts of files, so that at the end of the backup process the copied files contain the same content as the original files. There are several blog posts describing how TokuDB Hot Backup works in details:
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Apr
13
2017
In this blog we are going to view about a new feature in latest release MySQL 8.0.1 for MySQL Replication . It is binlog_expire_logs_seconds.
Previously we can set the expire logs for binlogs in number of days. By using the new feature (binlog_expire_logs_seconds) we can see set the expire time into number of seconds.
The both expire_logs_days and binlog_expire_logs_seconds works when the binlog rotate happens in the server.
The ultimate usage of this feature will be used to set expire periods smaller than a day by providing another extra variable.
The new variable binlog_expire_logs_seconds, can be used in those cases where the expire period is not an integral …
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Apr
11
2017
MySQL 8.0.1 has just been released with a wonderful set of features across the board. Specifically in replication, there is plenty of new and exciting functionality as well as performance improvements. In this post I am going to summarize the replication features of this development milestone release.…
Mar
22
2017
In this tutorial, we are going to guide you through the process of preparing and configuring RPM based distributions, such as OEL, Fedora or CentOS, for InnoDB cluster usage. We will address the steps from the initial configurations, to the cluster creation, and finally the MySQL Router configuration to map the data traffic.…