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totduartime
2011 Jan 05
0
dtrace-discuss Digest, Vol 69, Issue 2
...// Aggregation to count each function invoked
@duarCount[probefunc] = count();
}
pid$1:libswduar::return
{
// Compute elapsed time in milliseconds
this->elapsed = (timestamp - duarEntry[probefunc])/1000000;
// Quantize elapsed time per function call
@totduarTime[probefunc] = quantize(this->elapsed);
// Zero out array element
duarEntry[probefunc] = 0;
}
That said, your output doesn''t make sense, unless you are in fact waiting 2
billion-plus milliseconds on 21 of your LDAP searches. Or maybe you''re using
ActiveDirectory....
2011 Jan 05
0
Understand the dtrace quantize output
...is the entry and return function for the library that is being traced
pid$1:libswduar::entry
{
duarEntry[probefunc] = timestamp;
@duarCount[probefunc] = count();
}
pid$1:libswduar::return
{
this->elapsed = (timestamp - duarEntry[probefunc])/1000000;
@totduarTime[probefunc] = quantize(this->elapsed);
duarEntry[probefunc] = 0;
}
LdapSearchRequest
value ------------- Distribution ------------- count
-1 | 0
0 |@@@@@@@@@@@@@@@@@@@@@@@@@@@@@@@@@@@ 147...