search for: hotkernel

...23 5.1% libc.so.1 109 24.3% libgen.so.1 310 69.2% This shows that instructions from libgen.so.1 was on-CPU during 310 samples. A companion tool exists, hotkernel, for doing the same profiling for the kernel. Since they are both new tools, I''m still testing and contemplating their accuracy. ... Tool internals These work by aggregating on addresses, then printing out the aggregate using either %a or %A. Then, Perl is used to post process the outpu...

I see Intel has released a new tool. Oh, it requires some patches to the kernel to record latency times. Good thing people don''t mind patching their kernels, eh? So who can write the equivalent latencytop.d the fastest? ;-) http://www.latencytop.org/ -- cburgess at qnx.com