… updates between database dumps. Because dump is basically serial write Redis does not an expensive IO subsystem. … like associative array/hash/map in the data types but I guess there is nothing in architecture … row updates which are hard to batch. With MySQL/Innodb I got server being able to handle …
Post: Predicting Performance improvements from memory increase
August 7, 2008 By 6 Comments
… much IO bound anyway. Interesting enough because of MySQL scaling issues it is also possible to see … sizes ? I typically start by looking at the type of load we’re dealing with. If it …of internal Innodb limits but because your application logical serialization problems. So what if we have very IO …
Post: Fix of InnoDB/XtraDB scalability of rollback segment
January 18, 2009 By 9 Comments
… segment, which by default is single and all transactions are serialized accessing to segment. Fortunately InnoDB internally has mechanism to support…-type uniform –oltp-dist-pct –oltp-dist-res –db-ps-mode auto –mysql-host localhost –mysql-port 3306 –mysql-socket /data/vadim/benchwork/var/mysql…
Post: InnoDB thread concurrency
June 5, 2006 By 4 Comments
… to explain how it works. MySQL has pluginable architecture which divides work between mysql common code (parser, optimizer)… factors, including kind of workload you have, what type of hardware and software you’re running. If… often does not really matter as Innodb will serialize commit operations …
