Re: ftrace events: parameter tracing

2018-02-14 Thread Christof Warlich
Am 14.02.2018 um 19:47 schrieb valdis.kletni...@vt.edu: > What's wrong with this? > /usr/bin/strace /bin/ls / I started uisng strace, and you are right, it does what I want. But it is just too slow for my purpose: I want to record all dependencies, intermediates and results of an arbitrary

ftrace events: parameter tracing

2018-02-14 Thread Christof Warlich
Hi all, using ftrace events to trace the sys_open*() system calls seems to be a rather quick way to determine which files were used when running a program. E.g., recording the the start and the end of any open* system call while running ls /: # trace-cmd record --stderrĀ  -e