Re: [perf-discuss] PowerNow! and monitoring tools

2006-05-24 Thread Bart Smaalders
Matty wrote: On Wed, 24 May 2006, Bart Smaalders wrote: Our initial plans for PowerNow support will maintain some % of idle cpu. If your app is very latency sensitive but spends most of it's time sleeping, you'll want to use a different policy. Any idea when this will be added to Solaris/Ne

Re: [perf-discuss] PowerNow! and monitoring tools

2006-05-24 Thread Matty
On Wed, 24 May 2006, Bart Smaalders wrote: Our initial plans for PowerNow support will maintain some % of idle cpu. If your app is very latency sensitive but spends most of it's time sleeping, you'll want to use a different policy. Any idea when this will be added to Solaris/Nevada? - Ryan

Re: [perf-discuss] PowerNow! and monitoring tools

2006-05-24 Thread Bart Smaalders
Philip Beevers wrote: I've been musing recently on capacity planning for systems which see very peaky workloads. For example, in the financial markets, a very busy day can be much, much busier than an average day; this means you need to plan for relatively low utilisation on the average day, in

[perf-discuss] PowerNow! and monitoring tools

2006-05-24 Thread Philip Beevers
I've been musing recently on capacity planning for systems which see very peaky workloads. For example, in the financial markets, a very busy day can be much, much busier than an average day; this means you need to plan for relatively low utilisation on the average day, in order to give headroo