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RE: [Xen-devel] iscsi patch

To: Ian Pratt <Ian.Pratt@xxxxxxxxxxxx>
Subject: RE: [Xen-devel] iscsi patch
From: James Harper <JamesH@xxxxxxxxxxxxxxxx>
Date: Tue, 24 Aug 2004 22:54:40 +1000
Cc: Ian Pratt <Ian.Pratt@xxxxxxxxxxxx>, "xen-devel@xxxxxxxxxxxxxxxxxxxxx" <xen-devel@xxxxxxxxxxxxxxxxxxxxx>
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Thread-topic: [Xen-devel] iscsi patch
iscsi-boot appears to try and bring up the network interface and give it an address and route. unfortunately it says this instead (under an initrd environment):
iSCSI: error in getting interface name
: No such device
iSCSI: Error in bringing up the network interface
when I try to run iscsid under initrd it says
all isc1093350010.49159 >> iscsid[97]: iSCSI session ioctl failed for <snip>, Can not allocate memory: Cannot allocate memory
 
any ideas? something is obviously different about initrd but i can't put my finger on what. it's starting to drive me crazy!
 
James
 
 
 
 


From: Ian Pratt
Sent: Tue 24/08/2004 9:58 PM
To: James Harper
Cc: Ian Pratt; xen-devel@xxxxxxxxxxxxxxxxxxxxx; Ian.Pratt@xxxxxxxxxxxx
Subject: Re: [Xen-devel] iscsi patch

> there's an iscsi-boot program which I can't get working - are there some network ioctl's not implemented under xen? It seems to be a minimal iscsid which doesn't persist but connects the root filesystem. Maybe it isn't maintained anymore but it's in utils.

I haven't looked at iscsi-boot -- I just cooked my own initrd.

Since iscsid doesn't terminate it's not possible to free the
initrd after the pivot_root, which wases some memory. iscsi-boot
sounds like a better way forward. 

Can you get iscsi-boot working on a native 2.6 system? I'd be
rather surprised if it didn't just work running over Xen.

As regards your 2.6 ipv6 problem, are you sure you haven't got
any iptables rules that might be blocking things? 

Is it the case that you can have a new guest domain booted and
talking to the network just fine, and then merely the act of
insmod'ing ipv6 into dom0 will break it?


Ian