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DevTech101

How to match Oracle ZFS appliance(ZFSSA) with VSP block size

The example below uses a 1Tb lun size

Starting Base block size for a 1Tb lun on Oracle ZFS Appliance(ZFSSA).

1099511627776

To match this with the VSP block size, this is what was used, it was 6291456 more.

1099517919232 = 1099511627776+6291456 (768*8192)

On the VSP this is block size – 2147495936
For example to get on Hitachi(HDS) VSP block size

raidcom get ldev -ldev_id 779 -IM10
Serial#  : 67201
LDEV : 779
SL : 0
CL : 0
VOL_TYPE : OPEN-V-CVS        
VOL_Capacity(BLK) : 2147495936
[..]

# OR
raidcom get ldev -ldev_id 03:0b -IM11
Serial#  : 67244
LDEV : 780
SL : 0
CL : 0
VOL_TYPE : OPEN-V-CVS        
VOL_Capacity(BLK) : 2147495936
NUM_PORT : 4

# ldev numbers used are (in dec)
267 .... 03:0B
1291 ... 05:0B

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