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Hitachi TAGMASTORE MK-90RD011-25 User Manual

Page 331

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Hitachi Command Control Interface (CCI) User and Reference Guide

313

4. Online backup used ‘raidscan-find sync’ for Windows 2008/2003/2000 file system:

‘raidscan-find sync’ flushes the system buffer associated to a logical drive through
finding a Volume{guid} which corresponds to a group of the configuration file so that the
user will be able to use without using -x mount and -x umount commands. The following
is an example for group ORB.

P-VOL Side

S-VOL Side

Freeze DB on opening PVOL by APP.

ƒ

Flush the system buffer for PVOL using

“raidscan -pi $Volume -find sync -g ORB “.

ƒ

Splits the paired volume using

“pairsplit -g ORB” with r/w mode.

ƒ

Unfreeze DB on opening PVOL by APP.

ƒ

Resynchronize the paired volume using

“ pairresync -g ORB”.

ƒ

Flush the system buffer for NEW SVOL data using

“ raidscan -pi $Volume -find sync -g ORB “.

ƒ

Back up the SVOL data.

ƒ

Flush the system buffer for SVOL updates using

“ raidscan -pi $Volume -find sync -g ORB “

when the backup is finished.

Notes:

„

PVOL side must stop the “WRITE IO” to the logical drive which corresponds to a [-g
name] before issuing the “raidscan -find sync” command.

„

SVOL side must close the logical drive which corresponds to a [-g name] before issuing
the “raidscan -find sync” command.