On 25 April 2012 07:09, Kaushal Shriyan <kaushalshriyan at gmail.com> wrote: > Is there a way to nail down the issue of high load on a server basically > trying to understand the reason behind high load at a specific time period. > I use top command but it does not have history. Among many other solutions, my favourite is nmon with a reasonably aggressive data collection which can be turned into a pretty spreadsheet.