Re: How to reconnect to iSCSI target ?

[Mike Christie <michaelc@xxxxxxxxxxx>]

Christopher Smith wrote:
> After getting some disk errors on a machine being used as an iSCSI 
> target, i need to shutdown the machine to replace a disk.  So, on the 
> initiator, I commented out the relevant DiscoveryAddress in 
> /etc/iscsi.conf and did a "service iscsi reload".
>
> I then used this command to close the session (from the README):
>
> The following file can be used to request shutdown of an iscsi session.
>
>   shutdown - stop the iSCSI driver.
>   # echo "shutdown" > /sys/class/scsi_host/hostX/shutdown
>
>
> However, now I've replaced the disk and restarted the target, I'm having 
> trouble getting the initiator to reconnect.

you actuallly would not need to start and stop the initiator for this 
case. You can rescan the disk or scan for new disks or delete old disks 
from sysfs.

  I've uncommented the
> appropriate DiscoveryAddress line in /etc/iscsi.conf and tried several 
> "service iscsi reload" commands, but the initiation will not reconnect 
> to the target.

Try
# killall iscsid
# iscsid

> I've tested connecting from another machine configured as an initiator 
> and it worked first time, so the problem is not on the target.
>
> What am I doing wrong ?  How can I reconnect to a target/restart a 
> session after "shutting it down" ?
>
> CS
>
>
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