Re: dtrace walltimestamp

2012-06-24 Thread Fabian Keil
Fabian Keil freebsd-lis...@fabiankeil.de wrote: At least on my system, timestamp offsets can only can be relied on with either kern.timecounter.hardware=TSC or with C3 states disabled, though. Measuring the elapsed time (in ms) between events that happen in roughly 1 second intervals with

Re: dtrace walltimestamp

2011-08-21 Thread Ashley Williams
On Sun, Aug 21, 2011 at 7:05 AM, Fabian Keil freebsd-lis...@fabiankeil.de wrote: Ashley Williams ashley@gmail.com wrote: walltimestamp and timestamp don't appear to be right in BETA-1: # dtrace -qn 'syscall::exec*:return { printf(%Y %s\n,walltimestamp,curpsinfo-pr_psargs); }'

Re: dtrace walltimestamp

2011-08-20 Thread Fabian Keil
Ashley Williams ashley@gmail.com wrote: walltimestamp and timestamp don't appear to be right in BETA-1: # dtrace -qn 'syscall::exec*:return { printf(%Y %s\n,walltimestamp,curpsinfo-pr_psargs); }' 1970 Jan 1 10:00:00 date 1970 Jan 1 10:00:00 ping 1970 Jan 1 10:00:00 ls I can

dtrace walltimestamp

2011-08-07 Thread Ashley Williams
walltimestamp and timestamp don't appear to be right in BETA-1: # dtrace -qn 'syscall::exec*:return { printf(%Y %s\n,walltimestamp,curpsinfo-pr_psargs); }' 1970 Jan 1 10:00:00 date 1970 Jan 1 10:00:00 ping 1970 Jan 1 10:00:00 ls # dtrace -qn 'syscall::exec*:return { printf(%Y