User`s guide

ManualsBrandsDigital Equipment Corporation ManualsHome building and DecorStorage Works

281

282

283

284

285

286

287

288

289

290

The following is an example of the manual commands for cloning a stripeset:

HSJ> SHOW DEVICES

HSJ> SHOW STORAGESETS

HSJ> MIRROR DISK130 C_MA

HSJ> SET C_MA NOPOLICY

HSJ> SET C_MA MEMBERSHIP=2

HSJ> SET C_MA REPLACE=DISK220

HSJ> MIRROR DISK200 C_MB

HSJ> SET C_MB NOPOLICY

HSJ> SET C_MB MEMBERSHIP=2

HSJ> SET C_MB REPLACE=DISK240

...wait for NORMALIZATION OF DISK220 and DISK240...

HSJ> REDUCE DISK220 DISK240

HSJ> UNMIRROR DISK130

HSJ> UNMIRROR DISK200

HSJ> ADD MIRRORSET C_MA DISK220

HSJ> ADD MIRRORSET C_MB DISK240

HSJ> ADD STRIPESET C_ST1 C_MA C_MB

HSJ> INITIALIZE C_ST1 NODESTROY CHUNK=128

HSJ> ADD UNIT D798 C_ST1

HSJ> SHOW DEVICES

HSJ> SHOW STRIPESETS

Displays the units available for cloning.

Displays the storagesets which are currently conﬁgured.

Converts the physical device DISK130 into a one member mirrorset and

names the mirrorset C_MA.

Sets the replacement policy for mirrorset C_MA to NOPOLICY so that

spareset members are not automatically added to the mirrorset

Sets the nominal membership of mirrorset C_MA to two members.

Places disk DISK220 into mirrorset C_MA. The controller automatically

starts copying data from the original member to the new member.

Converts the physical device DISK200 into a one member mirrorset and

names the mirrorset C_MB.

Sets the replacement policy for mirrorset C_MB to NOPOLICY so that

spareset members are not automatically added to the mirrorset.

Sets the nominal membership of mirrorset C_MB to two members.

Places disk DISK240 into mirrorset C_MB. The controller automatically

starts copying data from the original member to the new member.

Removes DISK220 and DISK240 from their respective mirrorsets, after the

copy operations from the existing mirrorset members has completed.

Converts the one member mirrorset DISK130 back to a physical device.

Converts the one member mirrorset DISK200 back to a physical device.

Creates a one-member mirrorset from DISK220 and names the mirrorset

C_MA.

Creates a one-member mirrorset from DISK240 and names the mirrorset

C_MB.

Diagnostics and Utilities 7–91