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Save Money in AWS RDS: Don’t Trust the Defaults

Percona

After some time of receiving these messages, eventually, they hit performance issues to the point that the server becomes unresponsive for a few minutes. The innodb_io_capacity_max parameter was set to 2000, so the hardware should be able to deliver that many IOPS without major issues. After that, things went back to normal.

AWS 120
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SQL Server I/O Basics Chapter #1

SQL Server According to Bob

Microsoft SQL Server I/O Basics Author: ​​ Bob Dorr, Microsoft SQL Server Escalation Published: ​​ December, 2004 SUMMARY: ​​ Learn the I/O requirements for Microsoft SQL Server database file operations. This will help you increase system performance and avoid I/O environment errors.

Servers 40
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SQL Server I/O Basics Chapter #2

SQL Server According to Bob

Microsoft, ​​ Windows, ​​ Windows NT, ​​ and Windows Server ​​ are registered trademarks of Microsoft Corporation in the United States and/or other countries. The names of actual companies and products mentioned herein may be the trademarks of their respective owners.

Servers 40
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Deprecated features to take out of your toolbox – Part 1

SQL Performance

I would like to share a couple of recent examples that help illustrate how using deprecated SQL Server features continues to bite us. The system table sys.sysprocesses was replaced way back in SQL Server 2005 by a set of dynamic management views (DMVs), most notably sys.dm_exec_requests , sys.dm_exec_sessions , and sys.dm_exec_connections.

Latency 57
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KeyCDN Launches POP in Helsinki

KeyCDN

With Helsinki being the capital and most populous municipality of Finland, it makes for a great edge server location. Although both countries are relatively close to one another, they are separated by a distance of approximately 500km, which adds up in terms of latency. This is a massive increase from year 2000 when only 37.2%

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Proof of Concept: Horizontal Write Scaling for MySQL With Kubernetes Operator

Percona

In shard-nothing, each shard can live in a totally separate logical schema instance / physical database server/data center/continent. Percona Operator for MySQL has three main solutions: Percona Operator for Percona XtraDB Cluster , Percona Operator for MySQL Group Replication, and Percona Operator for Percona Server for MySQL.

Traffic 123
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Top 3 Challenges in Cross Browser Testing and How to Tackle Them

Testsigma

For example, creating and maintaining the selenium grid, you can leverage the servers of this tool online and just focus on writing the tests. This kind of approach is although a victim of latency and delayed execution. This leaves the developer and tester with just selecting and analyzing the website on these browsers.

Testing 53