Dell SAS5 Performance Issue

[Bjoern A. Zeeb]

On Sun, 1 Apr 2007, Richard Tector wrote:

> A perhaps unrealted issue:
> I've noticed a large number of messages being produced by the mpt driver 
> after boot occuring approximately every 90 seconds.
>
> Apr  1 15:51:43 moses kernel: mpt0: mpt_cam_event: 0x14
> Apr  1 15:51:43 moses kernel: mpt0: Unhandled Event Notify Frame. Event 0x14 
> (ACK not required).
> Apr  1 15:53:19 moses kernel: mpt0: mpt_cam_event: 0x14
> Apr  1 15:53:19 moses kernel: mpt0: Unhandled Event Notify Frame. Event 0x14 
> (ACK not required).
>
> Any thoughts anyone? Is there any way to find out what the events correspond 
> to?

IMHO 0x14 is "resync complete". Dud you have a degraded RAID-1?

Can you tell me what

Index: mpt_cam.c
===================================================================
RCS file: /shared/mirror/FreeBSD/r/ncvs/src/sys/dev/mpt/mpt_cam.c,v
retrieving revision 1.52
diff -u -p -r1.52 mpt_cam.c
--- mpt_cam.c   11 Mar 2007 01:54:59 -0000      1.52
+++ mpt_cam.c   1 Apr 2007 16:54:27 -0000
@@ -2236,6 +2236,10 @@ mpt_cam_event(struct mpt_softc *mpt, req
                 CAMLOCK_2_MPTLOCK(mpt);
                 break;
         }
+       case MPI_EVENT_IR_RESYNC_UPDATE:
+               uint8_t resync = (data0 >> 16) & 0xff;
+               mpt_prt(mpt, "IR resync update %d completed.", resync);
+               break;
         case MPI_EVENT_EVENT_CHANGE:
         case MPI_EVENT_INTEGRATED_RAID:
         case MPI_EVENT_SAS_DEVICE_STATUS_CHANGE:

gives you; especially how far it counts up?

-- 
Bjoern A. Zeeb				bzeeb at Zabbadoz dot NeT