On 04/26/2014 01:14 AM, Cheng Cheng wrote: > Hi Mike, > >>>> You should not have to logout the session. For Red Hat and I think >>>> SLES, when the system is shutting down the root FS gets mounted as >>>> read-only. iSCSI is left running. Eventually /sbin/shutdown is run and >>>> from there the kernel is shutdown and if needed the scsi layer might >>>> have the iscsi layer send some commands like a sync cache. So for this >>>> you just need to leave the network up. >>> >>> I did some research today around this. For Debian, yes, the root FS will >>> be remounted as read-only before shutting down/rebooting. However, the >>> system will then stuck at sync cache, even I have left network running. >>> I have not looked into the Linux kernel to check whether iscsi layer >>> will send logout command to the target, but I highly suspect it won't. >> >> It will not logout of the target at this time. It cannot because >> userspace is shutdown and iscsid is what sends the logout request. >> >> A logout is *not* needed though. It is not what is causing your problem. >> >> For RHEL/OEL and SUSE we do not send a logout and it works fine. > > The reason I need the logout operation is not only limited to a gracefully > shutdown. I also want to have the tgt side have a clean record for the target. >
If you want to send a patch for iscsistart then that would be ok. -- 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. For more options, visit https://groups.google.com/d/optout.
