Re: [PATCH RFC/RFT] add iscsi dev loss timeout and device removal

2010-10-07 Thread Hannes Reinecke
Mike Christie wrote: Hey, At storage summit this year, it was decided iscsi needs to catch up with the other iscsi drivers, and add something like FC's dev_loss_tmo. When this timeout expires, it will cause the iscsi layer to remove the scsi devices and fail any IO that was queued. Upper

Q: RAID1 with open-iscsi

2010-10-07 Thread Ulrich Windl
Hi, a question: From what I've read, md won't work with open-iscsi (in SLES10). What options do exist to have a RAID1 setup using two different storage systems? I only have experience with md and local disks. Regards, Ulrich -- You received this message because you are subscribed to the

Re: Q: RAID1 with open-iscsi

2010-10-07 Thread Ben Turner
What are you looking for more throughput or redundancy? You could bond NICs or use 10GB nics for throughput and/or use DM Multipath for redundancy. Each NIC for single NICs or bond for bonded interfaces should have its own iface configured, check the man page for iscsiadm for details ther.

Re: How can I dedicate iSCSI traffic to only 1 nic.

2010-10-07 Thread Ben Turner
Have you tried specifying -I, --interface[iface] when you log into the target? Not 100% but I think that will do what you want. -b - jimmy jim33...@gmail.com wrote: Hi all, I have a server with two NICs on the same subnet. How can I force iSCSI traffic to only use one of these? I

Res: Q: RAID1 with open-iscsi

2010-10-07 Thread Marcos
Hi Ulrich, you ca setup a mirror with drbd which can work with iscsi. Marcos - Mensagem original De: Ulrich Windl ulrich.wi...@rz.uni-regensburg.de Para: open-iscsi open-iscsi@googlegroups.com Enviadas: Quinta-feira, 7 deOutubrode 2010 10:43:03 Assunto: Q: RAID1 with open-iscsi Hi,

Re: [PATCH RFC/RFT] add iscsi dev loss timeout and device removal

2010-10-07 Thread Mike Christie
On 10/07/2010 02:02 AM, Hannes Reinecke wrote: Mike Christie wrote: Hey, At storage summit this year, it was decided iscsi needs to catch up with the other iscsi drivers, and add something like FC's dev_loss_tmo. When this timeout expires, it will cause the iscsi layer to remove the scsi

Re: Strange iSCSI state ([iscsi_unbind_20], not logged in, hanging)

2010-10-07 Thread Mike Christie
On 10/07/2010 05:17 AM, Ulrich Windl wrote: Warning: bad ps syntax, perhaps a bogus '-'? See http://procps.sf.net/faq.html 3522 ?S 0:00 [iscsi_eh] 3543 ?Ss 0:00 /sbin/iscsid -c /etc/iscsi/iscsid.conf -p /var/run/iscsi.pid 3544 ?SLs 0:08 /sbin/iscsid -c

Re: Strange iSCSI state ([iscsi_unbind_20], not logged in, hanging)

2010-10-07 Thread Mike Christie
Hey Hannes, Do you have the iscsi kernel source for kernel-smp-2.6.16.60-0.66.1? In one of your kernels did you add a iscsi_unbind thread? On 10/07/2010 05:32 PM, Mike Christie wrote: On 10/07/2010 05:17 AM, Ulrich Windl wrote: Warning: bad ps syntax, perhaps a bogus '-'? See

Re: Q: RAID1 with open-iscsi

2010-10-07 Thread Mike Christie
On 10/07/2010 08:43 AM, Ulrich Windl wrote: Hi, a question: From what I've read, md won't work with open-iscsi (in SLES10). What options do exist to have a RAID1 setup using two different storage systems? I only have experience with md and local disks. I have never heard that. Why doesn't