X$BH

This view displays the status and number of pings for every buffer in the SGA.

Fields

The most relevant view fields are as follows:

  • OBJ: The object identifier
  • HLADDR: The address of the child latch
  • TS#: The tablespace identifier number
  • FILE#: The file identifier number
  • BLOCK#: The database block identifier number

Get Oracle Database 11gR2 Performance Tuning Cookbook now with the O’Reilly learning platform.

O’Reilly members experience books, live events, courses curated by job role, and more from O’Reilly and nearly 200 top publishers.