Re: Checking mbuf cluster usage

[mlelstv%serpens.de@localhost (Michael van Elst)]

ef%math.uni-bonn.de@localhost (Edgar =?iso-8859-1?B?RnXf?=) writes:

>Thanks.

>> or in detail with MCLBYTES = 2048:
>That 2048 is from the "Size" column, right?

Vice versa :) MCLBYTES is the definition and the pool is create with an
item size of MCLBYTES.


>> where PageSz is shown by vmstat -mW as 4096.
>Oh, I didn't know about -W.

>What exactly is the "Util" column in -W output?

(Requests - Releases) * Size / (Npage * PageSz).

Pools are allocated in "pool pages", so that's the
ratio of used memory vs. memory taken from the VM
system.