Showing entries 1 to 2
Displaying posts with tag: read_buffer_size (reset)
Fun with Bugs #47 - On Some Bugs Found Using oprofile

Users had to identify the reasons for MySQL performance problems somehow well before famous Performance Schema appeared in MySQL 5.5.3, and even before Domas invented his Poor Man's Profiler. Poor users had to use some OS-level tools, and among these tools the most important one was, probably, oprofile.

oprofile is a system-wide statistical profiling tool for Linux available since 2001 and 2.4.x kernels. It was applied to MySQL for many …

[Read more]
How read_buffer_size Impacts Write Buffering and Write Performance

In MySQL, even though the name read_buffer_size implies that the variable controls only read buffering, but it actually does dual purpose by providing  sequential IO buffering for both reads and[...]

Showing entries 1 to 2