[PVFS-users] Re: Newbie in PVFS. Unable to mount PVFS

[Ai Chee Sin]

hi,

When I compiling the PVFS kernel, i enter # ./configure --with-pvfs=../pvfs/ 
I think this runs in the kernel space?
Thanks for the reply.
Aichee

>From: Don Porter <porterde at mercury.hendrix.edu>
>To: Ai Chee Sin <purplrain85 at hotmail.com>
>CC: pvfs-users at www.beowulf-underground.org
>Subject: Re: Newbie in PVFS. Unable to mount PVFS
>Date: Wed, 27 Oct 2004 20:49:13 -0500
>
>Hey Aichee, let's keep this on the mailing list so that everyone can
>benefit from this walk-through.
>
>When you run 'configure' on the pvfs-kernel package, you can give it the
>'--with-kpvfsd' option.  If you do this, the pvfs client daemon runs in
>kernel space.  Otherwise, it runs in userspace.  The difference is this:
>if it runs in kernel space, it will automatically start when you
>modprobe or insmod pvfs.  If you are running the userspace daemon, you
>will need to run the pvfsd command on the client because the kernel
>cannot automatically start this.
>
>Also, be sure to follow the step about 'mknod /dev/pvfsd...'.
>
>Hope this helps,
>Don
>
>On Thu, 2004-10-28 at 01:28 +0000, Ai Chee Sin wrote:
> > hi,
> >
> > After i start the mgr, iod and pvfsd. I enter the following:
> > [root at frontend-0 /root]# mgr-ping
> > localhost:3000 is responding
> > [root at frontend-0 /root]# iod-ping
> > localhost:7000 is responding
> > [root at frontend-0 /root]# pvfs-ping -h frontend-0 -f /pvfs-meta -p 3000
> > mgr (frontend-0:3000) is responding.
> > iod0 (10.1.1.1:7000) is responding.
> > iod1 (10.255.255.254:7000) is responding.
> > pvfs file system /pvfs-meta is fully operational.
> > I think the mgr, iod and pvfsd is start up right?
> >
> > What you mean by
> > 'One thing to look at is whether or not you configured your kernel to 
>use a
> > user-space or kernel space daemon.  If you chose to use the userspace
> > daemon, you will need to be certain that you correctly started this 
>daemon
> > before mounting.'
> >
> > Sorry i am a newbie to linux and pvfs. Could you provide me the solution
> > step by step, because i don't quite understand what to do.
> >
> > Thanks for the replies.
> >
> > Aichee
> > Student from Nanyang Polytechnic, Singapore
> >
> > >From: Don Porter <porterde at mercury.hendrix.edu>
> > >To: Ai Chee Sin <purplrain85 at hotmail.com>
> > >CC: pvfs-users at www.beowulf-underground.org, sinaichee at yahoo.com.sg
> > >Subject: Re: Newbie in PVFS. Unable to mount PVFS
> > >Date: Wed, 27 Oct 2004 06:36:29 -0500
> > >
> > >You can use the pvfs-ping tool to ensure that the servers are up and
> > >running.  If they are not, then you need to address that.
> > >
> > >If they are, then your kernel somehow got in a bad state and you are
> > >going to need to reboot the machine.  One thing to look at is whether 
>or
> > >not you configured your kernel to use a user-space or kernel space
> > >daemon.  If you chose to use the userspace daemon, you will need to be
> > >certain that you correctly started this daemon before mounting.
> > >
> > >Best,
> > >Don
> > >
> > >On Wed, 2004-10-27 at 09:13 +0000, Ai Chee Sin wrote:
> > > > hi,
> > > >
> > > > I had tried to install PVFS 1.6.3. I had followed the user guide 
>online
> > >till
> > > > step 5.2 Getting a client connected.
> > > > When i entered [root at frontend-0/root]# mount.pvfs 
>frontend-0:/pvfs-meta
> > > > /mnt/pvfs, the system stopped there for a very long time. I pressed 
>Ctrl
> > >C
> > > > to stop the process, then entered [root at frontend-0/root]# mount.pvfs
> > > > frontend-0:/pvfs-meta /mnt/pvfs again and it returned:
> > > > mount.pvfs: Invalid argument
> > > > mount.pvfs: server 10.1.1.1 alive, but mount failed (invalid 
>metadata
> > > > directory name?)
> > > >
> > > > So i entered another command, [root at frontend-0/root]# 
>/sbin/mount.pvfs
> > > > frontend-0:/pvfs-meta /mnt/pvfs again and it returned:
> > > > mount.pvfs: server10.1.1.1 not responding, still trying
> > > > mount.pvfs: server10.1.1.1 not responding, still trying
> > > > mount.pvfs: server10.1.1.1 not responding, still trying
> > > > mount.pvfs: server10.1.1.1:3000 not responding, giving up
> > > >
> > > > What had happend???
> > > >
> > > > aichee
> > > > Student from Nanyang Polytechnic, Singapore
> > > >
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