Re: TS7740 Migration to New Data Center

2014-06-16 Thread Ravi Gaur
if they are still at the Model which are not VEA/VEB and have PG0/PG1 ..certainly look in the Storage class component to see if you can have PG0 set for those data in cache so that they are migrated from cache to backend tapes...I may though put this question to IBM and ask them if this can be d

Re: TS7740 Migration to New Data Center

2014-06-06 Thread Brian Fraser
1) Set up an appropriate mgmtclas that includes the correct copy consistencies of the final destination. 2) Set up storage class to set the volumes for highest priority to clear from cache. 3) Build LIBRARY commands to alter the volumes MGMTCLAS & STORCLAS 4) Mount each and every volume in order fr

Re: TS7740 Migration to New Data Center

2014-06-05 Thread Graham Harris
The way we load things into cache is to use the BVIR logical-to-physical mapping report to build JCL streams to reference the logical tapes to bring them into the cache, with a single physical mount. Can't help you with removing from the cache, but would interested if you do find out! Thought i d

TS7740 Migration to New Data Center

2014-06-05 Thread Joe Ogle
Hello all - Have a client with a two cluster TS7740 grid with TS3500 backstore. All but 6TB of 600TB of tape resides in the backstore, and time in cache for a given vtape is about a week. Client is migrating data centers - has purchased duplicate config for their new location, and we're addi