[CentOS] centos server network speed check???
centos.admin at gmail.com
Tue Mar 29 03:33:52 UTC 2011
On 3/29/11, mcclnx mcc <mcclnx at yahoo.com.tw> wrote:
> I don't think it is cable problem. The reason are:
> 1. it happen every 3 to 4 weeks once.
> 2. problem last 4 to 5 hours then back to normal.
> 3. not one server has this problem, several servers on that rack all have
> problem at same time.
Did you note down the exact dates and times of the past few
occurrences? Have you checked crontab to see if anything is scheduled
to run during those times, e.g. monthly backup set for the wrong time
such as 2pm instead of 2am.
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