Re: Scalability problem from route refcounting

2007-03-15 Thread Andre Oppermann
Kris Kennaway wrote: I have recently started looking at database performance over gigabit ethernet, and there seems to be a bottleneck coming from the way route reference counting is implemented. On an 8-core system it looks like we spend a lot of time waiting for the rtentry mutex: max

Re: Scalability problem from route refcounting

2007-03-14 Thread Kris Kennaway
On Wed, Mar 14, 2007 at 06:45:20PM -0700, Kip Macy wrote: > Apologies in advance if you have already answered this question > elsewhere - can you point me to a HOWTO for replicating the test in my > local environment? Well it's not completely spelled out...but most of the steps are documented in h

Re: Scalability problem from route refcounting

2007-03-14 Thread Kip Macy
Apologies in advance if you have already answered this question elsewhere - can you point me to a HOWTO for replicating the test in my local environment? -Kip On 3/14/07, Kris Kennaway <[EMAIL PROTECTED]> wrote: I have recently started looking at database performance over gigabit ethernet,

Scalability problem from route refcounting

2007-03-14 Thread Kris Kennaway
I have recently started looking at database performance over gigabit ethernet, and there seems to be a bottleneck coming from the way route reference counting is implemented. On an 8-core system it looks like we spend a lot of time waiting for the rtentry mutex: maxtotal wait_total