OBSOLETE HRegionServer locking design OBSOLETE

THIS PAGE IS NOW OBSOLETE; LOCKING HAS CHANGED SIGNIFICANTLY SINCE THIS PAGE WAS WRITTEN

The following diagram depicts operations performed by the H!RegionServer and how they are synchronized.

lockcompatibility.jpg

The diagram below depicts the sequence of lock acquisition for each operation.

lock-sequencing.jpg

Hbase/HRSLocking (last edited 2011-02-15 14:55:00 by stack)