Per-entity load tracking

Posted Jan 12, 2013 1:57 UTC (Sat) by butlerm (subscriber, #13312)
In reply to: Per-entity load tracking by dvdeug
Parent article: Per-entity load tracking

> Linux performs smoothly under CPU load.

Historically speaking, Linux has always prioritized throughput over "smoothness". If you want something resembling soft real time response, you must abstain from using EXT3, set the swappiness to zero, and use a kernel compiled with CONFIG_PREEMPT or something like it, a version not afflicted with the more recent "stable pages" feature.