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AW: AW: AW: [dm-devel] multipathd failback



Multipath-tools are supported by Novell. So try to update
them with YOU (Yast online update).


> -----Ursprüngliche Nachricht-----
> Von: dm-devel-bounces redhat com 
> [mailto:dm-devel-bounces redhat com] Im Auftrag von Yonathan Cohen
> Gesendet: Sonntag, 29. Oktober 2006 17:26
> An: device-mapper development
> Betreff: Re: AW: AW: [dm-devel] multipathd failback
> 
> Hello again.
> can you please tell me how to upgrade to 
> multipath-tools-0.4.5-0.20 i found multipath-0.4.5.tar.bz2 on 
> the site (http://christophe.varoqui.free.fr/multipath-tools/ 
> ) but i guess that multipath-tools-0.4.5-0.20 is after 
> applying some patches if so can you tell me which ones ?
> thanks.
> 
> Herr, Manuel wrote:
> >
> > I have no Problem with the failover also with SLES 9 
> 2.6.5-7.244-smp.
> > But i'm not working with the isci initiator.
> >
> > My Config:
> > defaults
> > {
> >         multipath_tool  "/sbin/multipath -v0"
> >         udev_dir        /dev
> >         polling_interval 5
> >         default_selector        "round-robin 0"
> >         default_getuid_callout  "/sbin/scsi_id -g -u -s /block/%n"
> >         default_prio_callout    "/bin/true"
> >         failback        immediate
> > }
> > There are newer Multipath tools available:
> > Im working with: multipath-tools-0.4.5-0.20 (Device Mapper 
> is same) I 
> > recommend to update them first. :)
> >
> > This one is talking about the same Problem you have.
> > http://www.querzone.de/wiki/Wiki.jsp?page=EMCClariion
> > I don't know if this error is clariion specific.
> >
> > Regards,
> > Manuel
> >
> > > -----Ursprüngliche Nachricht-----
> > > Von: dm-devel-bounces redhat com
> > > [mailto:dm-devel-bounces redhat com] Im Auftrag von Yonathan Cohen
> > > Gesendet: Mittwoch, 25. Oktober 2006 09:22
> > > An: device-mapper development
> > > Betreff: Re: AW: [dm-devel] multipathd failback
> > >
> > > sorry but I am not sure what you mean.
> > > I am using an iscsi initiator (linux-iscsi rev 4.2) and 
> this is what 
> > > the multipathd daemon sees pepper:~ # multipath -l
> > > dm names   N
> > > dm table 3600c0ff00000000007c1d167985b4b06  N dm table
> > > 3600c0ff00000000007c1d167985b4b06  N dm status
> > > 3600c0ff00000000007c1d167985b4b06  N dm info
> > > 3600c0ff00000000007c1d167985b4b06  O
> > > 3600c0ff00000000007c1d167985b4b06
> > > [size=20 GB][features="0"][hwhandler="0"] \_ round-robin 
> 0 [enabled]  
> > > \_ 14:0:0:0 sda 8:0  [failed]  \_ round-robin 0 [active]
> > >   \_ 14:1:0:0 sdb 8:16 [active]
> > >
> > > sda and sdb are actually the same device discovered by 
> iscsi via 2 
> > > different paths.
> > > when sda failed multipathd identified the problem and diverted 
> > > traffic to sdb but after correcting the sda problem, 
> multipathd did 
> > > not become aware of this and of course when i failed sdb 
> it did not 
> > > failback to sda.
> > > i know that multipathd is suppose to poll for failed paths and 
> > > reinstate them when they become valid.
> > > but for some reason it does not.
> > >
> > >
> > > Herr, Manuel wrote:
> > > >
> > > > On which Hardware? (HBAs, SAN)?
> > > >
> > > > > -----Ursprüngliche Nachricht-----
> > > > > Von: dm-devel-bounces redhat com 
> > > > > [mailto:dm-devel-bounces redhat com] Im Auftrag von Yonathan 
> > > > > Cohen
> > > > > Gesendet: Mittwoch, 25. Oktober 2006 08:50
> > > > > An: dm-devel redhat com
> > > > > Betreff: [dm-devel] multipathd failback
> > > > >
> > > > > Hello.
> > > > > My "multipathd" daemon does not FailBack It does not 
> check the 
> > > > > availability of a failed path and of course does not
> > > reinstate it My
> > > > > configuration is as follows:
> > > > > cat /etc/multipath.conf
> > > > >
> > > > > defaults {
> > > > >
> > > > >         failback        immediate
> > > > > }
> > > > > I am using the following packages:
> > > > > multipath-tools-0.4.5-0.11
> > > > > device-mapper-1.01.01-1.6
> > > > > I have them installed on a SUSE LINUX Enterprise Server 9
> > > > > (x86_64) sp-3 With kernel version: 2.6.5-7.244-smp 
> Please help.
> > > > > Thanks.
> > > > >
> > > > > ____________________________________________________________
> > > > >
> > > > > Cohen Yonatan   |  +972-9-9718607 (o)
> > > > >
> > > > > Software. Eng,  Storage group
> > > > >
> > > > > Voltaire - _The Grid Backbone_
> > > > >
> > > > > --
> > > > > dm-devel mailing list
> > > > > dm-devel redhat com
> > > > > https://www.redhat.com/mailman/listinfo/dm-devel
> > > > >
> > > >
> > > > --
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> > > >
> > >
> > > --
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> > >
> >
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> >
> 
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