what is the server you attach to D2700? the hp spec for d2700 did not include solaris, so not sure how you get support from hp:-(
Sent from my iPad On Jan 31, 2012, at 20:25, Ragnar Sundblad <ra...@csc.kth.se> wrote: > > Just to follow up on this, in case there are others interested: > > The D2700s seems to work quite ok for us. We have four issues with them, > all of which we will ignore for now: > - They hang when I insert an Intel SSD SATA (!) disk (I wanted to test, > both for log device and cache device, and I had those around). > This could probably be fixed with a firmware upgrade, but: > - It seems the firmware can't be upgraded if you don't have one of a few > special HP raid cards! Silly! > - The LEDs on the disks: On the first bay it is turned off, on the rest > it is turned on. They all flash at activity. I have no idea why this > is, and I know to little about SAS chassises to even guess. This could > possibly change with a firmware upgrade of the chassis controllers, but > maybe not. > - In Solaris 11, the /dev/chassis/HP-D2700-SAS-AJ941A.xx.../Drive_bay_NN > is supposed to contain a soft link to the device for the disk in the bay. > This doesn't seem to work for bay 0. It may be related to the previous > problem, but maybe not. > > (We may buy a HP raid card just to be able to upgrade their firmware.) > > If we have had the time we probably would have tested some other jbods > too, but we need to get those rolling soon, and these seem good enough. > > We have tested them with multipathed SAS, using a single LSI SAS 9205-8e > HBA and connecting the two ports on the HBA to the two controllers in the > D2700. > > To get multipathing, you need to configure the scsi_vhci driver, in > /kernel/drv/scsi_vhci.conf for sol10 or /etc/driver/drv/scsi_vhci.conf for > sol11-x86. To get better performance, you probably want to use > load-balance="logical-block" instead of load-balance="round-robin". > See examples below. > > You may also need to run "stmsboot -e" to enable multipathing. I still haven't > figured out what that does (more than updating /etc/vfstab and /etc/dumpdates > which you typically don't use with ifs), maybe nothing. > > Thanks to all that have helped with input! > > /ragge > > > ------------- > > > For solaris 10u8 and later, in /kernel/drv/scsi_vhci.conf.DIST: > ####################### > ... > device-type-scsi-options-list = > "HP D2700 SAS AJ941A", "symmetric-option", > "HP EG", "symmetric-option"; > # HP 600 GB 2.5 inch SAS disks: EG0600FBDBU, EG0600FBDSR > symmetric-option = 0x1000000; > > device-type-mpxio-options-list = > "device-type=HP D2700 SAS AJ941A", > "load-balance-options=logical-block-options", > "device-type=HP EG", "load-balance-options=logical-block-options"; > # HP 600 GB 2.5 inch SAS disks: EG0600FBDBU, EG0600FBDSR > logical-block-options="load-balance=logical-block", "region-size=20"; > ... > ####################### > > > For solaris 11, in /etc/driver/drv/scsi_vhci.conf on x86 > (in /kernel/drv/scsi_vhci.conf.DIST on sparc?): > ####################### > ... > #load-balance="round-robin"; > load-balance="logical-block"; > region-size=20; > ... > scsi-vhci-failover-override = > "HP D2700 SAS AJ941A", "f_sym", > "HP EG", "f_sym"; > # HP 600 GB 2.5 inch SAS disks: EG0600FBDBU, EG0600FBDSR > ####################### > > _______________________________________________ > zfs-discuss mailing list > zfs-discuss@opensolaris.org > http://mail.opensolaris.org/mailman/listinfo/zfs-discuss _______________________________________________ zfs-discuss mailing list zfs-discuss@opensolaris.org http://mail.opensolaris.org/mailman/listinfo/zfs-discuss
