If I could get a sounding.. I have started this on 4 HDD's (WD Green) on a N40L  still only 50% through across the drives after 20 hours.. is this normal?

If I could get a sounding.. I have started this on 4 HDD's (WD Green) on a N40L  still only 50% through across the drives after 20 hours.. is this normal?

yes.

These drives completed 3 cycles:

 

	--	sda	Seagate 2T	6XD0		67,716,503	11,650,106		2T			Preclear Successful
... Total time 55:47:13
... Pre-Read time 4:51:29 (114 MB/s)
... Zeroing time 4:13:02 (131 MB/s)
... Post-Read time 12:41:41 (43 MB/s)	26C		sm hd sy sh
--	sdb	Hitachi 2T	B0MG		72,392,389	11,645,350		2T			Preclear Successful
... Total time 67:53:41
... Pre-Read time 6:36:28 (84 MB/s)
... Zeroing time 6:05:39 (91 MB/s)
... Post-Read time 13:41:58 (40 MB/s)	

I exercised a new 2TB Seagate drive last week for 5 cycles.  Took about 22-1/2 hours per cycle.

 

Kevin

I just finished a single cycle preclear on a WD20EARS 2TB drive, took ~30hrs to complete.  From the logs:-

 

== Last Cycle's Pre Read Time  : 7:08:13 (77 MB/s)

== Last Cycle's Zeroing time  : 6:34:29 (84 MB/s)

== Last Cycle's Post Read Time : 17:07:59 (32 MB/s)

== Last Cycle's Total Time    : 30:51:50