Messages in this thread | | | Subject | Re: Testing lxc 0.6.5 in Fedora 13 | From | Greg Kurz <> | Date | Wed, 24 Mar 2010 10:25:56 +0100 |
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On Tue, 2010-03-23 at 14:28 -0700, Matt Helsley wrote: > On Sun, Mar 21, 2010 at 08:50:44PM +0100, Grzegorz Nosek wrote: > > <snip> > > > 2. Weird strace behaviour across pidns boundary > > > > When strace'ing (with -ff) lxc-start, I get a proper strace for the > > directly spawned process and the container init. However, any processes > > spawned by the container's init are not straced properly (I get two > > empty files, named <foo>.<pid-in-root-ns> and <foo>.2 -- presumably pid > > inside the container). The container also seems to malfunction under > > strace (looks like exec() failing as lxc-ps shows two "init" processes). > >
<snip>
> > > > 'strace ls' ran completely inside the container works as expected. > > I'm suprised strace of ls works across pid namespaces. I've been looking
Matt,
Grzegorz is telling you that 'strace -ff lxc-start ls' is broken but 'lxc-start strace -ff ls' works as expected => strace of ls doesn't work across pid namespaces. No surprise.
Cheers.
-- Gregory Kurz gkurz@fr.ibm.com Software Engineer @ IBM/Meiosys http://www.ibm.com Tel +33 (0)534 638 479 Fax +33 (0)561 400 420
"Anarchy is about taking complete responsibility for yourself." Alan Moore.
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