No worries on Wowza memory consumption under Linux

2015-04-20 13:58:00

Very often Wowza users start to panic after looking on memory usage graph in the Streaming Engine Manager. Most of the systems memory is utilized ( 99% ! ) like on graph the below:

But there is no reason for claims, let’s do verification by FREE command and see the actual memory consumption. The first raw displays the same amount of the memory used as Wowza . While this number includes the memory used by OS for buffers and caches. On the first request from the application Linux will free memory used for buffers and caching. The actual memory available for application is displayed on the second raw and it is almost 5Gb in the given example

free total used shared buffers cached

Mem

16333916

16171108

162808

0

17616

4839144

-/+ buffers/cache/

11314348

5019568

Swap

15208440

121456

15086984