Thursday, January 15, 2015

How to expand strip meta in vmax

1) Create devices to add to the meta -
symconfigure -sid 000 -cmd "create dev count=2, size=64gb cyl, emulation=FBA, config=TDEV;" prepare / commit
Consider AAAA and BBBB are newley created devices

2) Create devices to use for the BCV -
symconfigure -sid 000 -cmd "create dev count=2, size=64gb cyl, config=BCV+TDEV, emulation=FBA;" prepare / commit
Consider XXXX and YYYY are newley created devices
      
3) Form a meta from the BCV devices -
symconfigure -sid 000 -cmd "form meta from dev XXXX, config=striped, stripe_size=1920; add dev YYYY to meta XXXX;" prepare / commit

4) Bind this meta to a pool -
symconfigure -sid 000 -cmd "bind tdev XXXX to Pool <Pool_Name> preallocate size=ALL allocate_type = persistent;" prepare / commit

5) Expand the meta -
symconfigure -sid 000 -cmd "add dev AAAA:BBBB to meta ZZZZ, protect_data=TRUE, bcv_meta_head=XXXX;" prepare / commit

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