On 03/09/2013 05:58 AM, Guillaume wrote: > Hello, > > I have a virtual tape library and a iscsi SAN. All have multiple > ethernet interfaces, This will ressult in multiples sessions to the > targets.So I wonder if I must use dm-multipath or not ? Does the current
Does the device show up as a tape device or a block device? > iscsi layer handle the multiple paths to an iqn or not ? > > Another question about the output of "iscsiadm -m session" : the lines > of output begins by @IP:3260,n where n is an integer. Is this number a > priority level in some way, or does it only distinguish multiple > sessions to the same iqn ? It is the iSCSI target portal group number. It is assigned by the target. You can use it to group portals together. If the initiator and target supports MC/s you could then do a iSCSI level multipathing called MC/s over portals with the same target portal group number. open-iscsi does not support MC/s > > > Regards, > Guillaume > > > > > -- > You received this message because you are subscribed to the Google > Groups "open-iscsi" group. > To unsubscribe from this group and stop receiving emails from it, send > an email to [email protected]. > To post to this group, send email to [email protected]. > Visit this group at http://groups.google.com/group/open-iscsi?hl=en. > For more options, visit https://groups.google.com/groups/opt_out. > > -- You received this message because you are subscribed to the Google Groups "open-iscsi" group. To unsubscribe from this group and stop receiving emails from it, send an email to [email protected]. To post to this group, send email to [email protected]. Visit this group at http://groups.google.com/group/open-iscsi?hl=en. For more options, visit https://groups.google.com/groups/opt_out.
