[tahoe-lafs-trac-stream] [tahoe-lafs] #472: cpu monitor sometimes shows negative numbers

[tahoe-lafs]

#472: cpu monitor sometimes shows negative numbers
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     Reporter:  warner          |      Owner:
         Type:  defect          |     Status:  new
     Priority:  major           |  Milestone:  undecided
    Component:  code-nodeadmin  |    Version:  1.1.0
   Resolution:                  |   Keywords:  statistics reliability
Launchpad Bug:                  |
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Comment (by davidsarah):

 Replying to [comment:2 warner]:
 > Zooko did some digging, and learned that the clock(3) syscall returns a
 signed 32-bit number (which counts microseconds), which means it will wrap
 after 72 minutes of 100% CPU.

 ~36 minutes, no? (2^31^ / 1000000 / 60)

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Ticket URL: <http://tahoe-lafs.org/trac/tahoe-lafs/ticket/472#comment:4>
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