2 x quad-core system is slower that 2 x dual core on FreeBSD

[Ivan Voras]

Kris Kennaway wrote:

> My guess is that you're hitting contention in the TCP send path, but I
> missed the start of this conversation so I don't know what problems you
> are seeing.

Here it is:
http://lists.freebsd.org/pipermail/freebsd-stable/2007-November/038371.html

there's some mutex profiling there.

Offtopic: How to you read output from debug.mutex.prof.stats? Is
cnt_lock the number of times a lock has been attempted to be acquired
but it wasn't available?


-------------- next part --------------
A non-text attachment was scrubbed...
Name: signature.asc
Type: application/pgp-signature
Size: 250 bytes
Desc: OpenPGP digital signature
Url : http://lists.freebsd.org/pipermail/freebsd-stable/attachments/20071119/d61bf7e0/signature.pgp