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Hello, 25 ÐÑÑÐÐÐ 2007 Ð 16:58 +0100 Andreas Kostyrka ÐÐÐÐÑÐÐ(-ÐÐ): > I'm trying to figure out what files are opened on my system, but I'm > not getting any sensible data: > > #!/usr/bin/env stap > > global syscalls > > probe syscall.open { > printf("open %d %s\n", pid(), filename); > } I tried to run this script with systemtap 20070217 and kernel 2.6.21-rc1, and it works. Could you try this systemtap version (it is in unstable now)? Also, on what architecture do you run this script? > > Produces only output like that: > > open 9487 <unknown> > open 9487 <unknown> > open 9487 <unknown> > open 9487 <unknown> > open 9487 <unknown> > open 9487 <unknown> > open 9487 <unknown> > open 9487 <unknown> > open 9487 <unknown> > open 9487 <unknown> > open 9487 <unknown> > open 9487 <unknown> > open 9487 <unknown> > open 9487 <unknown> > open 9487 <unknown> > open 9487 <unknown> > open 9487 <unknown> > open 9487 <unknown> > open 9487 <unknown> > open 9487 <unknown> > open 9487 <unknown> > open 9487 <unknown> > open 9487 <unknown> > open 9487 <unknown> > open 4516 <unknown> > open 4516 <unknown> > open 4485 <unknown> > open 4485 <unknown> > open 4485 <unknown> > open 4485 <unknown> > open 4485 <unknown> > open 4485 <unknown> > open 4485 <unknown> > > That leaves the question how to access the filename being opened :( > > Linux 2.6.20 on Debian, systemtap 0.0.20070113-1 > > TIA, > > Andreas > -- Eugeniy Meshcheryakov
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