[Info-vax] 3rd party SATA SSD usage on RX2660+P400 in a production environment?

John Reagan xyzzy1959 at gmail.com
Mon Jul 1 20:26:37 EDT 2019


On Monday, July 1, 2019 at 6:48:16 PM UTC-4, Stephen Hoffman wrote:
> On 2019-07-01 20:34:42 +0000, Hans Bachner said:
> 
> > Did you stop reading after "I have unused HGST SAS Drives 12G"?
> 
> Um, having had more than a few recent discussions with folks around 
> disk capacity addressing limits and OpenVMS, no.
> 
> More than a few of the folks have found the OpenVMS volume addressing 
> limit... surprising.
> 
> > Btw, these drives are available with 2 TB capacity as well, if you 
> > don't want to use a RAID controller.
> 
> Cool.  I didn't see that HGST was offering small disks.
> 
> The web searches turned up for that string were capacities way past 2 
> TB and variously out past 10 TB.
> 
> And I checked the p812 specs and docs again, and don't see any 
> indication that the p812 supports storage partitioning.  Based on the 
> specs and the doc, the logical drives are all seemingly as big or 
> bigger than the constitutent drives. Lots of support for "bigger" and 
> for adding and swapping spindles in arrays, but unless there's 
> something buried in the advanced features or some other add-on, I don't 
> see anything akin to the FC SAN virtualizing controllers and their 
> pools of sectors.  Did I miss that?
> 
> More generally...  VAFS and NVMe and TRIM and AF 4K and other hunks of 
> modern I/O support can't get here fast enough.
> 
> 
> 
> -- 
> Pure Personal Opinion | HoffmanLabs LLC

With WD and Toshiba just losing 15 exabytes of flash (yes, 15million terabytes) from a 13 minute power outage, the prices will be going up.

https://blocksandfiles.com/2019/06/28/power-cut-flash-chip-production/



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