[geeks] Cheap Processing Threads

Jonathan Patschke jp at celestrion.net
Mon Mar 18 14:39:40 CDT 2019


On Mon, 18 Mar 2019, Jonathan Patschke wrote:

> NVMe is an amazing advance in storage protocols.  It upends many of the
> assumptions that come with not seek time and having all your read-write
> heads attached to one arm.

s/ not / appreciable /

Seriously, though, the NVMe industry group have a set of introductory
slides that explain how nifty this is.  It's brave enough to leave most of
SCSI behind, which means there's a lot of retooling in the rest of the
stack, but the result is that storage speed becomes more a problem of not
having enough PCIe lanes to keep things fed than one of waiting for your
storage device to get around to what you told it to do.

-- 
Jonathan Patschke
Austin, TX
USA


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