How To Recover SRDF Link Failure

1.    symrdf -g dgname disable (Disables consistency protection for SRDF/A pairs in device group)

2.    symrdf -g dgname set mode acp_disk (This will turn on the adaptive copy write pending mode for the device group)

3.    symrdf -g dgname est (This initiates an establish for all the SRDF pairs in the device group)

4.    symrdf -g dgname query (To query a device Group)

 

Wait until the invalid track count is under 30,000 tracks

 

5.    symrdf -g dgname set mode async (Change the Copy mode to Asyncronous)

6.   symrdf -g dgname enable (Enables consistency protection for SRDF/A pairs in device group)