Chris,
attached is a script I use for memset.
rick
On Sat, Apr 12, 2008 at 06:06:30PM -0700, Chris Williams wrote:
> Date: Sat, 12 Apr 2008 18:06:30 -0700 (PDT)
> From: Chris Williams <[EMAIL PROTECTED]>
> Subject: [dtrace-discuss] Newbie help with a dtrace script
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> I am looking for some help with a dtrace I would like to create. I am using
> the dtrace toolkit and used dappprof to see some of my user functions that
> are getting called ALOT. What I would like to do is to create a dtrace
> script that would give me a count of where those functions are being called
> and get an aggregate count. I am just looking for some pointers on how I
> would go about staring the script.
>
> Thanks!
> Chris
>
>
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--
Rickey C. Weisner
Software Development and Performance Specialist
Sun Microsystems, INC
cell phone: 615-308-1147
email: [EMAIL PROTECTED]
#!/usr/sbin/dtrace -s
pid$1::memset:entry
/ arg2 < 17 /
{
this->tval=arg2;
@[ustack(2),arg2] = count();
/* @[ustack(5),this->tval] = count(); */
/* @[this->tval] = count(); */
/* @["memset"] = quantize(arg2); */
}
tick-10sec
{
printf("\n memset stack, size count Date: %Y ", walltimestamp);
/* printf("\n memset size count Date: %Y ", walltimestamp); */
printa(@);
clear(@);
}
tick-100sec
{
exit(0);
}
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