May 25, 2012

Post: Star Schema Bechmark: InfoBright, InfiniDB and LucidDB

…02/analyzing-air-traffic-performance-with-infobright-and-monetdb…swap partition to 128GB, but my partitions layout was not really prepared for, I just did not expect I need big swap partition…ssb:luciddb:start Data size Size after load is also…infinidb.org/infinidb-blog/mysql-parallel-query-processing-…

Post: 10+ Ways to Crash or Overload MySQL

MySQL to consume so much memory so it will swap …heap_table_size to restrict size of each table total size is unrestricted…MySQL server to run out of file descriptors. The same is true for Partitioned tables in MySQL…reduce system performance beyond being functional. General Overload As MySQL does …

Post: Is disk Everything for MySQL Performance ?

MySQL UC2008 Scalability Panel ? Indeed disks MAY be the most important part in your system performance… There are also cases when storage size becomes the limit rather than …) and log files on the same partition as well because this makes … RAID volume was trashed. Regarding SWAP – I tend to have it …

Post: Implementing efficient counters with MySQL

…it can be rather expensive from performance point of view. The nasty … if you choose replication (rather than partitioning) as your scaling path – it … hour. If your memcache is sized so objects which touched within …and truncate another. MySQL offers atomic RENAME TABLE call which can be used to swap

Post: Setting up XFS on Hardware RAID -- the simple edition

Swap — 10-20G for the OS (/) Possibly 10G+ for /tmp  (note you could also point mysql‘s tmpdir elsewhere) Everything else for MySQLperformance from the box.  Fiddling with how to allocate drives and drive space from partition to partitionsize (logical/physical): 512 bytes / 512 bytes I/O size