Yeah both guest have the same Harddrive attached with the virtual scsi controller configured as Physical to set a policy to allow virtual disk to be used simultaneously by multi virtual machines.
as /dev/sdb1 node: ip_port = 7777 ip_address = 10.0.0.1 number = 0 name = mdcvmsmes01 cluster = ocfs2 node: ip_port = 7777 ip_address = 10.0.0.2 number = 1 name = mdcvmsmes02 cluster = ocfs2 cluster: node_count = 2 name = ocfs2 On Thu, Dec 9, 2010 at 4:15 PM, Joel Becker <joel.bec...@oracle.com> wrote: > On Thu, Dec 09, 2010 at 04:02:14PM -0600, brad hancock wrote: > > I have two vmware guests that share a OCFS2 partition through VMWare > VMFS. > > It resides on a SAN. > > Let me see if I understand the configuration. You have a SAN. > On that SAN is a LUN. You have one VMWare host in this configuration. > The VMWare host has formatted that LUN for VMFS. There is a disk image > on the VMFS that both guests see as sdb. Is this correct? > > > Each host has the following error in the kernel log: > > > > [2037805.922718] end_request: I/O error, dev sdb, sector 1735 > > [2037805.922974] (0,0):o2hb_bio_end_io:225 ERROR: IO Error -5 > > [2037805.923370] (27506,0):o2hb_do_disk_heartbeat:753 ERROR: status = -5 > > > > > > We also see the following on both machines: > > > > (1888,0):o2hb_do_disk_heartbeat:753 ERROR: status = -5 > > [202381.822030] (1888,0):o2hb_do_disk_heartbeat:762 ERROR: Device "sdb1": > > another node is heartbeating in our slot! > > > > I notice the sector is the same on both machines: 1735. > > > > Is this an issue with vmware? > > The read errors ("another node is heartbeating in our slot") > sound like VMWare is not allowing the nodes to see each other's > activity. The write error is more surprising, but it could be part of > the same issue. > > Joel > > > -- > > "Every day I get up and look through the Forbes list of the richest > people in America. If I'm not there, I go to work." > - Robert Orben > > Joel Becker > Senior Development Manager > Oracle > E-mail: joel.bec...@oracle.com > Phone: (650) 506-8127 >
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