Messages in this thread | | | Date | Mon, 12 Mar 2007 16:24:11 -0400 | From | Gene Heskett <> | Subject | Re: RSDL for 2.6.21-rc3- 0.29 |
| |
On Monday 12 March 2007, Patrick Mau wrote: >On Mon, Mar 12, 2007 at 03:43:09PM -0400, Douglas McNaught wrote: >> Gene Heskett <gene.heskett@gmail.com> writes: >> > On Monday 12 March 2007, Douglas McNaught wrote: >> >>Gene Heskett <gene.heskett@gmail.com> writes: >> >>> I'd considered it, but with 32 dle entries, the whole strace >> >>> output would be terrabytes & I don't have THAT much disk. Not to >> >>> mention it traces only the parent process, so tar would be merrily >> >>> marching along to its own drummer and not traced I'm afraid. >> >> >> >>$ strace -ff >> >> >> >>-Doug >> > >> > Someone else suggested the single -f, and I tried that, but even >> > with the shell history set for 100,000 lines, i can't get back to >> > the start, and I think its mucking with the shell arguments >> > numbering as what I can see is about 5 reads through /etc/services >> > accompanied by endless complaints of -EBADFD, the the logfile it >> > generates says the port it was given was rejected when amcheck was >> > run, here is that snip: >> >> I'd do 'strace -ff -o /tmp/amanda-strace <command>', which will give >> you a set of files in /tmp, one for each PID created by fork(). Then >> find the one that has the 'tar' invocation you're looking for. > >Hi, > >I hope you don't mind me jumping in ... > >Why not temporarly replace "/bin/tar" with a shell script that does: > >#!/bin/sh >exec strace -f -o output /bin/real.tar $@ > >That should be working, shouldn't it ? > >Cheers, >Patrick
It should I'd think, for those instances where these scripts are run by hand and therefore have a shell to output to. I'll give that a try when I get my script problem resolved, its a basic diff in the operation of real tapes and vtapes I need to get right for both scenarios.
Good Idea(TM), Thanks.
-- Cheers, Gene "There are four boxes to be used in defense of liberty: soap, ballot, jury, and ammo. Please use in that order." -Ed Howdershelt (Author) "Ignorance is the soil in which belief in miracles grows." -- Robert G. Ingersoll - To unsubscribe from this list: send the line "unsubscribe linux-kernel" in the body of a message to majordomo@vger.kernel.org More majordomo info at http://vger.kernel.org/majordomo-info.html Please read the FAQ at http://www.tux.org/lkml/
| |