search for: duarentry

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2011 Jan 05
0
dtrace-discuss Digest, Vol 69, Issue 2
...in some of your calls, for example, in which case you might expect a wide difference with functions that don''t. I''ve annotated your code to show what you''re actually doing: pid$1:libswduar::entry { // Associative array indexing timestamps by function call duarEntry[probefunc] = timestamp; // 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 pe...
2011 Jan 05
0
Understand the dtrace quantize output
...ript to time function calls in our application library , Wanted to know how to interpret the output from quantize of the elapsed time in each function call , here is a sample Here 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...