From mboxrd@z Thu Jan 1 00:00:00 1970 From: Yonathan Cohen Subject: Re: AW: AW: multipathd failback Date: Sun, 29 Oct 2006 18:25:58 +0200 Message-ID: <4544D616.7060509@Voltaire.COM> References: Reply-To: device-mapper development Mime-Version: 1.0 Content-Type: text/plain; charset=ISO-8859-1; format=flowed Content-Transfer-Encoding: quoted-printable Return-path: In-Reply-To: List-Unsubscribe: , List-Archive: List-Post: List-Help: List-Subscribe: , Sender: dm-devel-bounces@redhat.com Errors-To: dm-devel-bounces@redhat.com To: device-mapper development List-Id: dm-devel.ids 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=20 (http://christophe.varoqui.free.fr/multipath-tools/ ) but i guess that multipath-tools-0.4.5-0.20 is after applying some patche= s 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=3DEMCClariion > I don't know if this error is clariion specific. > > Regards, > Manuel > > > -----Urspr=FCngliche 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=3D20 GB][features=3D"0"][hwhandler=3D"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)? > > > > > > > -----Urspr=FCngliche Nachricht----- > > > > Von: dm-devel-bounces@redhat.com > > > > [mailto:dm-devel-bounces@redhat.com] Im Auftrag von Yonathan Cohe= n > > > > 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 > > > > > > > > > > -- > > > dm-devel mailing list > > > dm-devel@redhat.com > > > https://www.redhat.com/mailman/listinfo/dm-devel > > > > > > > -- > > dm-devel mailing list > > dm-devel@redhat.com > > https://www.redhat.com/mailman/listinfo/dm-devel > > > > --=20 > dm-devel mailing list > dm-devel@redhat.com > https://www.redhat.com/mailman/listinfo/dm-devel >