DevTech101

DevTech101

hitachi-vsp

Matching ZFS Storage Block Size with Hitachi (HDS) Block Size

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 …

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Hitach VSP, NC, 9985 – Horcm configuration

To setup the hormc0.conf run the raidscan Note: A more up-to-date reference is available here export HORCMINST=1 raidscan -p CL3-A -fx -cli PORT# /ALPA/C,TID#, LU#.Num(LDEV#….)…P/S, Status,Fence, LDEV#,P-Seq#,P-LDEV# CL3-A /b1/ 2, 33, 0.1(240)………..S-VOL COPY ASYNC 240, —– 40 CL3-A /b1/ 2, 33, 1.3(242,244…)….S-VOL COPY ASYNC 242, —– 42 CL3-A /b1/ 2, 33, 2.3(242,244…)….S-VOL COPY ASYNC 242, …

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