Look at the command "nice" to see if that will help.

On 2015-09-21 18:19, Michael Butash wrote:
> I've noticed on lower-end systems, that daily cron will peg a system
> for a bit while that occurs.  I had an ancient imac with ubuntu
> installed that the apt update would hang the system for like a
> half-hour with an old 400mhz ppc proc, consuming all cpu and memory,
> then swap and thus disks too.  I finally just disabled it, and shortly
> thereafter retired the outdated system itself that it obviously had
> outlived its usefulness vs. power drawn.
> 
> You likely have the same issue, just when using it, the update will
> slam the system.  Might be better off doing it manually, or setting
> the update time for the cronjob to overnight when not using it.
> 
> -mb
> 
> 
> On 09/19/2015 09:25 AM, Michael Havens wrote:
>> the problem seems to have been checkapt.py . I tried to figure out 
>> what it does and it seems that it locks a database (apt's?). But it 
>> couldn't of been apt's as I wasn't running apt. Then I ran top again 
>> and it seemed to have corrected itself after 10 or fifteen minutes. Am 
>> I correct in what I think it does? Is it safe to kill if this happens 
>> again?
> 
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Keith Smith
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