[Pvfs2-users] Re: [Pvfs-developers] (no subject)

[Rob Ross]

firewall blocking port 3334? if you're familiar with tcpdump or  
ethereal, you could use one of those tools to look at the network  
traffic.

rob

On Mar 5, 2008, at 9:26 AM, jian hu wrote:

> Attached is the config file and fstab file in host1.
>
> I can ping each other from either host1 or host2. I can also ping  
> the hostname too cause I set this up in system-administration- 
> network in FC.
>
> Thank you.
>
> On Wed, Mar 5, 2008 at 7:53 AM, Rob Ross <rross at mcs.anl.gov> wrote:
> Hi Jian,
>
> It appears that you have a misconfigured network. "No route to host"
> is an IP networking error. I would try using UNIX tools like ping and
> ssh to ensure that you can connect from host2 to host1 and vice versa.
> You could try putting the IP address of the hosts in place of the
> "host1" and "host2" in your config file, as another option.
>
> Also, it would be better if this discussion occurred on the pvfs2-
> users mailing list. If are a member of the pvfs2-users list, please CC
> that mailing list in your reply. And please attach your /etc/fstab and
> PVFS configuration files, and note what version of PVFS you're
> attempting to install.
>
> Thanks,
>
> Rob
>
> On Mar 4, 2008, at 11:45 PM, jian hu wrote:
>
> > Hi,
> >
> > I try to install pvfs2 in two nodes, host1 is metadata server and
> > both of the two hosts are data servers.
> >
> > But when I use pvfs2-ping to test it, both host1 and host2 gave the
> > same error.
> > The output is below. Could anyone tell me where I'm wrong.
> >
> > Thank you.
> >
> > [root at host2 ~]# pvfs2-ping -m /mnt/pvfs2
> >
> > (1) Parsing tab file...
> >
> > (2) Initializing system interface...
> >
> > (3) Initializing each file system found in tab file: /etc/fstab...
> >
> >    PVFS2 servers: tcp://host2:3334
> >    Storage name: pvfs2-fs
> >    Local mount point: /mnt/pvfs2
> > [E 00:21:19.659722] msgpair failed, will retry: No route to host
> > [E 00:21:21.666323] msgpair failed, will retry: No route to host
> > [E 00:21:23.670558] msgpair failed, will retry: No route to host
> > [E 00:21:25.676399] msgpair failed, will retry: No route to host
> > [E 00:21:27.681516] msgpair failed, will retry: No route to host
> > [E 00:21:29.686527] msgpair failed, will retry: No route to host
> > [E 00:21:29.686667] *** msgpairarray_completion_fn: msgpair to
> > server [UNKNOWN] failed: No route to host
> > [E 00:21:29.686690] *** Out of retries.
> >    /mnt/pvfs2: FAILURE!
> >
> > Failure: could not initialze at least one of the target file  
> systems.
> >
> > (4) Searching for /mnt/pvfs2 in pvfstab...
> >
> >    PVFS2 servers: tcp://host2:3334
> >    Storage name: pvfs2-fs
> >    Local mount point: /mnt/pvfs2
> >
> >    meta servers:
> >    tcp://host1:3334
> >
> >    data servers:
> >    tcp://host1:3334
> >    tcp://host2:3334
> >
> > (5) Verifying that all servers are responding...
> >
> >    meta servers:
> > [E 00:21:29.687620] msgpair failed, will retry: No route to host
> > [E 00:21:29.687688] *** msgpairarray_completion_fn: msgpair to
> > server tcp://host1:3334 failed: No route to host
> > [E 00:21:29.687707] *** No retries requested.
> >    tcp://host1:3334 FAILURE: PVFS_mgmt_noop failed for server:  
> tcp://
> > host1:3334
> > Failure: could not communicate with one of the servers.
> >
> > (6) Verifying that fsid 1584819384 is acceptable to all servers...
> > [E 00:21:32.688942] msgpair failed, will retry: No route to host
> > [E 00:21:34.690239] msgpair failed, will retry: No route to host
> > [E 00:21:36.691466] msgpair failed, will retry: No route to host
> > [E 00:21:38.692930] msgpair failed, will retry: No route to host
> > [E 00:21:40.703077] msgpair failed, will retry: No route to host
> > [E 00:21:42.708181] msgpair failed, will retry: No route to host
> > [E 00:21:42.708247] *** msgpairarray_completion_fn: msgpair to
> > server tcp://host1:3334 failed: No route to host
> > [E 00:21:42.708268] *** Out of retries.
> > PVFS_mgmt_setparam_all: Detailed per-server errors are available
> > (error class: 0)
> > Failure: not all servers accepted fsid 1584819384
> >         Per-server errors:
> >         Server: tcp://host1:3334: No route to host
> >         Server: tcp://host2:3334: No route to host
> >
> > (7) Verifying that root handle is owned by one server...
> >
> >    Root handle: 1048576
> > [E 00:21:42.709659] msgpair failed, will retry: No route to host
> > [E 00:21:44.713420] msgpair failed, will retry: No route to host
> > [E 00:21:49.717688] msgpair failed, will retry: No route to host
> > [E 00:21:51.723536] msgpair failed, will retry: No route to host
> > [E 00:21:56.729725] msgpair failed, will retry: No route to host
> > [E 00:21:58.740788] msgpair failed, will retry: No route to host
> > [E 00:21:58.740845] *** msgpairarray_completion_fn: msgpair to
> > server tcp://host1:3334 failed: No route to host
> > [E 00:21:58.740866] *** Out of retries.
> > Failure: check root handle failed
> > PVFS_mgmt_setparam_all: Detailed per-server errors are available
> > (error class: 0)
> >
> >         Exactly one server must own the root handle.
> >         In this setup, no servers own the root handle.
> >
> > Per-server errors:
> > =============================================================
> >
> > The PVFS2 filesystem at /mnt/pvfs2 appears to have problems.
> >
> >
> > --
> > Jian Hu
> > CSE
> > University of Nebraska Lincoln
> > _______________________________________________
> > Pvfs-developers mailing list
> > Pvfs-developers at beowulf-underground.org
> > http://www.beowulf-underground.org/mailman/listinfo/pvfs-developers
>
>
>
>
> -- 
> Jian Hu
> CSE
> University of Nebraska Lincoln <pvfs2-fs.conf><fstab>