> I'm still experiencing issues with this patched driver (using patches > posted in November '09), but I believe I'm hitting known issues in the > following Western Digital green drives. > > WDC WD15EADS-00P8B0 > > I have five of those 00P8B0, some of them have a really high > Load_Cycle_Count, or they become slow during a raid rebuild, or they > just timeout when not using WDIDLE3.EXE (and using the default 8sec > Intellipark feature which is really bad design) ... they are reported > as BAD and "NOT RECOMMENDED" all over the internet. WD doesn't provide > a decent solution yet for these. > > My three newer WD15EADS-00S2B0 are also running on the same Marvell > controller and were never kicked out of the raid. Stable and decent > speed. I didn't see any issue with those newer 00S2B0 drives, so I > believe this is actually a WD issue and not a Marvell issue. Maybe the > timeouts are not handled well by the Marvell driver and we're seeing > mvs_abort_task , but that looks more like a symptom. > > I disabled the intellipark feature of the WD drives using WDIDLE3.EXE > via a DOS usb bootable stick, and instead of timing out, the > WD15EADS-00P8B0 just have become extremely slow now, iostat reports > 1.5 MB/s writes to the raid rebuild drive. > > I believe the current MVSAS patches should be good enough if you avoid > WD Green drives; Well, I am still experiencing very unstable SATA hotplugging, 9 out of 10 hotplugs end up in a kernel panic (only with SATA disks, SAS is fine). Still problems with using 3 controllers in 1 machine using SATA disks is instant kernel panic. Using 2.6.32.2 kernel with the november (1-6/7) patches from Andy Yan. Kind regards, Caspar Smit > > Best regards, > > Audio Haven > > On Wed, Feb 10, 2010 at 12:32 AM, Orion Poplawski <orion@xxxxxxxxxxxxx> > wrote: >> What's the status of the MVSAS patches posted in November '09? I'm just >> trying >> to get started with mvsas and running into the mvs_abort_task issue. At >> least >> one person has reported that stability improved, but it looks like there >> were >> some other issues with the patches. Any chance on seeing this in the >> mainline >> kernel soon? Are there updated versions? A git tree to pull from? >> >> Thanks! >> >> - Orion Poplawski >> >> -- >> To unsubscribe from this list: send the line "unsubscribe linux-scsi" in >> the body of a message to majordomo@xxxxxxxxxxxxxxx >> More majordomo info at http://vger.kernel.org/majordomo-info.html >> > -- > To unsubscribe from this list: send the line "unsubscribe linux-scsi" in > the body of a message to majordomo@xxxxxxxxxxxxxxx > More majordomo info at http://vger.kernel.org/majordomo-info.html > -- To unsubscribe from this list: send the line "unsubscribe linux-scsi" in the body of a message to majordomo@xxxxxxxxxxxxxxx More majordomo info at http://vger.kernel.org/majordomo-info.html
