Percona

APRIL 17, 2023

The CFQ works well for many general use cases but lacks latency guarantees. The deadline excels at latency-sensitive use cases ( like databases ), and noop is closer to no schedule at all. By default, most Linux installs use the CFQ ( Completely-Fair Queue ) scheduler. Two other schedulers are deadline and noop.

Best Practices 52

Best Practices Design Tuning Database 52

SQL Server According to Bob

JANUARY 11, 2020

This White Paper is for informational purposes only. For ​​ more information about ​​ I/O ​​ caching requirements ​​ and SQL Server, see the following ​​ white papers on MSDN. The following are a few reasons this error may be encountered.

Servers 40

Servers Cache Database Media 40

SQL Server According to Bob

JANUARY 11, 2020

This White Paper is for informational purposes only. Many high-end disk subsystems provide high-speed cache facilities to reduce the latency of read and write operations. Mirroring can be implemented at a software or hardware level. Complying with all applicable copyright laws is the responsibility of the user.

Servers 40

Servers Cache Media Hardware 40