Thanks, I'll check it out.
On Tue, 23 Jun 2020, 07:06 Yanhu Cao, <gmayyyha(a)gmail.com> wrote:
You can use kernel dynamic debugging(echo 'file
rbd.c +p' >
/sys/kernel/debug/dynamic_debug/control) or systemtap.
On Sun, Jun 21, 2020 at 5:08 PM Abhinav Singh
<singhabhinav0796(a)gmail.com> wrote:
Hey Dan,
can you please tell me how can I attach my gdb to rbd so that I can see
whole req
flow step by step with its help
On Sun, 21 Jun 2020, 05:03 Dan Mick, <dmick(a)redhat.com> wrote:
>
> On 6/20/2020 10:14 AM, Abhinav Singh wrote:
> > Hello everyone,
> > To understand the flow of rgw I used the ceph cluster by this "RGW=1
> > ../src/vstart.sh -d -n -x"
> > and then "ps ax|grep rgw" command will give me the pid of rgw server,
> > and then I used to do "gdb -p ${pid}" obtained from above.
> > Now I want to understand RBD work flow but when I do "ps ax|grep rbd"
> > then it is not showing any process related to "rbd" , I even tried it
> > with "RBD=1 ../src/vstart.sh -d -n -x"
> > but it did not work.
> >
> > Can anyone tell how to find pid process of rbd server?, or so that I
can
attach gdb to it.
rbd isn't a separate process. It's a kernel block driver and/or a
userland library.
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