How to exclude ipc calls
Dmitry V. Levin
ldv at altlinux.org
Thu Nov 24 23:16:27 UTC 2011
On Thu, Nov 24, 2011 at 11:51:19PM +0100, Alexander Kriegisch wrote:
> I would like to user an exception like "-e trace=!ipc", but that option does not work. It seems to be a bug, but if it is not, please tell me what I am doing wrong. Exceptions for other calls work, but not for ipc - maybe because it is also the name of a category?
$ strace -etrace='ipc' -o '|grep -c ^...ctl >&2' ipcs >/dev/null
$ strace -etrace='!ipc' -o '|grep -c ^...ctl >&2' ipcs >/dev/null
I suppose you have a problem with quoting '!' in your shell.
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