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

[Ai Chee Sin]

Hi,

I am trying to reconfigure everything again. So u mean when i reached 
compiling the pvfs kernel, i enter # ./configure --with-kpvfs=../pvfs/??
Thanks for the reply.
Aichee

>From: Don Porter <porterde at mercury.hendrix.edu>
>To: Ai Chee Sin <purplrain85 at hotmail.com>
>Subject: Re: Newbie in PVFS. Unable to mount PVFS
>Date: Wed, 27 Oct 2004 21:13:57 -0500
>
>No, this would mean that you are in userspace.  Your problem is that you
>are not starting the pvfs daemon that sits between the kernel module and
>the pvfs servers.  Simply run ./pvfsd and see if that helps.
>
>On Thu, 2004-10-28 at 01:57 +0000, Ai Chee Sin wrote:
> > 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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