RHEL 5.2 and 5.3 - ISCSI Errors impacting database performance?

2009-03-12 Thread bigcatxjs
Hi, This is my first post on this Forum, so apologies in advance if I have missed something or not found an existing post that covers this topic. Situation: We have a number of hosts running RHEL 5.2 (x86_64) for our Oracle database estate. A typical deployment could comprise a DELL 1955 Blade w

Q: Default CHAP username

2009-03-12 Thread Ulrich Windl
Hello, I have a simple question: What user name does open-iscsi use if I only uncomment (and set) the password, but not the user (That seems to be allowed)? Is it the initiator name then? (Microsoft iSCSI Software does it that way) Regards, Ulrich --~--~-~--~~~-

Re: RHEL 5.2 and 5.3 - ISCSI Errors impacting database performance?

2009-03-12 Thread Ulrich Windl
Hi, I haven't investigated, but I see similar short "offline periods" for iSCSI here. For your situation I'd recommend to move to Fibre Channel technology for Oracle databases. Just MHO... Regards, Ulrich On 12 Mar 2009 at 4:42, bigcatxjs wrote: > > Hi, > This is my first post on this Foru

Re: RHEL 5.2 and 5.3 - ISCSI Errors impacting database performance?

2009-03-12 Thread bigcatxjs
Thanks Ulrich, Unfortunately, budgetary restrictions prevent us from moving to Fibre Channel :>( Rich. On Mar 12, 2:56 pm, "Ulrich Windl" wrote: > Hi, > > I haven't investigated, but I see similar short "offline periods" for iSCSI > here. > For your situation I'd recommend to move to Fibre Cha

Re: [PATCH 07/31] scsi: Auto-load scsi_transport_iscsi module when socket opened.

2009-03-12 Thread Mike Christie
drop lkml. Scott James Remnant wrote: > The scsi_transport_iscsi module is missing the net-pf-16-proto-8 alias > that would cause it to be auto-loaded when a socket of that type is > opened. This patch adds the alias. > > Signed-off-by: Scott James Remnant > Signed-off-by: Tim Gardner > --- >

Re: Q: Default CHAP username

2009-03-12 Thread Mike Christie
Ulrich Windl wrote: > Hello, > > I have a simple question: What user name does open-iscsi use if I only > uncomment > (and set) the password, but not the user (That seems to be allowed)? Is it > the > initiator name then? > It will use nothing. --~--~-~--~~~---

Re: RHEL 5.2 and 5.3 - ISCSI Errors impacting database performance?

2009-03-12 Thread Mike Christie
bigcatxjs wrote: For this RHEL 5.2 setup, does it make a difference if you do not use ifaces and setup the box like in 5.3 below? > iscsiadm: > iSCSI Transport Class version 2.0-724 > iscsiadm version 2.0-868 > Target: iqn.2000-08.com.datacore:sm2-3 > Current Portal: 172.16.200.9:326