Linux : How to change software RAID synchronization speed rate

By | January 20, 2013

Here is an easy way to either speed up or slow down the RAID re-synchronization speed rate on Linux. There is many reason why you would do that. Leaving your array rebuilding at full speed might dramatically slow down your server.

Set the minimum synchronization speed :

Set the maximum synchronization speed :

The value must be set in kilobytes. The value above will synchronize at 100 Mb/sec.