On Fri, Feb 15, 2013 at 11:26 AM, Josh Berkus <
josh@agliodbs.com> wrote:
> On 02/14/2013 08:47 PM, Scott Marlowe wrote:
>> If you run your benchmarks for more than a few minutes I highly
>> recommend enabling sysstat service data collection, then you can look
>> at it after the fact with sar. VERY useful stuff both for
>> benchmarking and post mortem on live servers.
>
> Well, background sar, by default on Linux, only collects every 30min.
> For a benchmark run, you want to generate your own sar file, for example:
On all my machines (debian and ubuntu) it collects every 5.