Re: [CentOS] Any experiences with newer WD Red drives?

2016-03-01 Thread Emmanuel Noobadmin
On 3/2/16, m.r...@5-cent.us wrote: > Sorry, we don't seem to have any Supermicros with that m/b, but with the > ones we have (all X9* m/bs), as well as our many Dells, old Penguins > (rebranded Supermicro), and HPs, we've had no trouble at all with them, > other than the

Re: [CentOS] Any experiences with newer WD Red drives?

2016-03-01 Thread Emmanuel Noobadmin
On 3/2/16, John R Pierce wrote: > any chance your SATA cables aren't up to SATA3 (6gbps) performance levels ? The cables came with the SuperMicro board so I certainly hope they haven't started cheapening out on those :D In any case, the cables shouldn't be the problem

Re: [CentOS] Any experiences with newer WD Red drives?

2016-03-01 Thread Miguel Medalha
any chance your SATA cables aren't up to SATA3 (6gbps) performance levels ? In my experience, that's the most likely cause. ___ CentOS mailing list CentOS@centos.org https://lists.centos.org/mailman/listinfo/centos

Re: [CentOS] Any experiences with newer WD Red drives?

2016-03-01 Thread Miguel Medalha
I discovered, amidst great initial pain, that most, if not all, of the problems I had with SATA disks were caused by SATA cables and not by the disks themselves. Intermittent problems, such as disks randomly not showing up in RAID groups, were solved when I replaced the cables with proper

Re: [CentOS] Any experiences with newer WD Red drives?

2016-03-01 Thread Miguel Medalha
However, the latest C7 server I built, ran into problems with them on on a Intel C236 board (SuperMicro X11SSH) with tons of "ata bus error write fpdma queued". Googling on it threw up old suggestions to limit SATA link speed to 1.5Gbps using libata.force boot options and/or noncq. Lowering the

Re: [CentOS] Any experiences with newer WD Red drives?

2016-03-01 Thread John R Pierce
On 3/1/2016 9:53 AM, Emmanuel Noobadmin wrote: However, the latest C7 server I built, ran into problems with them on on a Intel C236 board (SuperMicro X11SSH) with tons of "ata bus error write fpdma queued". Googling on it threw up old suggestions to limit SATA link speed to 1.5Gbps using

Re: [CentOS] Any experiences with newer WD Red drives?

2016-03-01 Thread Fred Smith
On Wed, Mar 02, 2016 at 01:53:54AM +0800, Emmanuel Noobadmin wrote: > Might be slightly OT as it isn't necessarily a CentOS related issue. > > I've been using WD Reds as mdraid components which worked pretty well > for non-IOPS intensive workloads. > > However, the latest C7 server I built, ran

Re: [CentOS] Any experiences with newer WD Red drives?

2016-03-01 Thread m . roth
Emmanuel Noobadmin wrote: > Might be slightly OT as it isn't necessarily a CentOS related issue. > > I've been using WD Reds as mdraid components which worked pretty well > for non-IOPS intensive workloads. > > However, the latest C7 server I built, ran into problems with them on > on a Intel C236

Re: [CentOS] Any experiences with newer WD Red drives?

2016-03-01 Thread Emmanuel Noobadmin
On 3/2/16, Alice Wonder wrote: > Is it possible to build a vanilla kernel to boot from and test if same > issue exists? Unfortunately no, had to get the server out ASAP so already swapped the Reds with the vendor for HGSTs. ___

Re: [CentOS] Any experiences with newer WD Red drives?

2016-03-01 Thread Alice Wonder
On 03/01/2016 09:53 AM, Emmanuel Noobadmin wrote: Since I'm likely to use Reds again, it is a bit of a concern. So wondering if I just happen to get an unlucky batch, or is there some incompatibility between the Reds and the Intel C236 chipset, or between Red / C236 / Centos 7 combo or the

[CentOS] Any experiences with newer WD Red drives?

2016-03-01 Thread Emmanuel Noobadmin
Might be slightly OT as it isn't necessarily a CentOS related issue. I've been using WD Reds as mdraid components which worked pretty well for non-IOPS intensive workloads. However, the latest C7 server I built, ran into problems with them on on a Intel C236 board (SuperMicro X11SSH) with tons