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bin/47527: time command sometimes shows garbage in "user" and "sys"
>Synopsis: time command sometimes shows garbage in "user" and "sys"
>Arrival-Date: Sun Feb 03 08:25:00 +0000 2013
NetBSD laptop 6.0 NetBSD 6.0 (MYKERNEL) #0: Mon Dec 31 19:45:50 IST 2012
time command is _sometimes_ seen producing garbage values in "user" and "sys"
though it produces sane "real" time values at the same time.
The exact steps are not known, though with the procedure described in the
following post, it can be produced with a good probability.
It is also observed that the problem is easily reproducible on a job that runs
a certain version of Java shown below. Attempt to reproduce it using a workload
written in shell or C or some other version of Java have not succeeded.
java version "1.6.0_33"
Java(TM) SE Runtime Environment (build 1.6.0_33-b04)
Java HotSpot(TM) Server VM (build 20.8-b03, mixed mode)
It may have something to do with a specific Java version, though time command
is not expected to be sensitive to it and this behavior may still qualify as a
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