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Re: [gpsd-dev] 100% cpu usage?
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From: |
Greg Troxel |
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Subject: |
Re: [gpsd-dev] 100% cpu usage? |
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Date: |
Wed, 30 Oct 2013 07:57:24 -0400 |
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User-agent: |
Gnus/5.130006 (Ma Gnus v0.6) Emacs/23.4 (berkeley-unix) |
"Eric S. Raymond" <address@hidden> writes:
> Greg Troxel <address@hidden>:
>> But, I noticed:
>>
>> 1456 nobody 39 -10 7828K 2484K CPU/1 215:08 99.02% 99.02% gpsd
>>
>> on one system, and
>>
>> 19758 nobody 37 -10 33M 2692K CPU/0 21:37 98.00% 98.00% gpsd
>>
>> on another. This is just watching the ublox and passing time to ntpd.
>>
>> Is anyone else seeing this?
>
> Dunno yet. What tool and options should I use to get a comparable report?
That's just a line from the base system top. The only useful data in
this case is the 99% cpu utilization.
> And...the most likely thing in the code to cause a buzz is the PPS
> monitoring loop.
> Are you conditioning that out?
?