On Jan 15, 2008 12:44 AM, Adam Leventhal <[EMAIL PROTECTED]> wrote:
> On Mon, Jan 14, 2008 at 12:52:55PM +0000, Sean McGrath - Sun Microsystems 
> Ireland wrote:
> > Aubrey Li stated:
> > < Every first time to run dtrace command after the system boot up,
> > < It takes a very long time to get response.
> > < But the second time is OK, as follows:
> > <
> > < # time dtrace -l > /dev/null
> > <
> > < real    4m8.011s
> > < user    0m0.116s
> > < sys     0m2.420s
> >
> >   This first time is probably when the kernel is loading the dtrace modules.
> >   Though still seems slow, 4 minutes.
> >     What kind of system (cpu speed etc) is the machine ?
>
> The first time DTrace is loaded it needs to uncompress the CTF (type)
> information for all of the currently loaded kernel modules which can take
> quite a while. Four minutes does seem a bit excessive. Are you seeing any
> swapping?

How to check the swapping?

-Aubrey
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