More details on the BT Scanner can be found here
B-tree Scanner Information Profile ======= Active Threads 1 Global Commands 2000000 Building hot list Number of partition scans 183743 Main Block 0x00000003d705dd58 BTC Admin 0x00000003d7fdf0b8 BTS info id Prio Partnum Key Cmd 0x3d591a600 0 High 0x00000000 0 40 Yield N Number of leaves pages scanned 427937729 Number of leaves with deleted items 32338487 Time spent cleaning (sec) 83521 Number of index compresses 184963 Number of deleted items 327276839 Number of index range scans 0 Number of index leaf scans 1059 Number of index alice scans 233935
Btree Cleaner Info
|In-memory address of the RSAM TCB for the BTree Cleaner thread.
|onstat -g sle
|Address of first pool of memory allocated for the BTree Cleaner thread.
|Describes the status of the BTree Cleaner thread using the following hexadecimal values: 0x01 Cleaner is sleeping 0x02 Convert keys 0x04 Stop cleaner (debugging)
|Number of pools allocated.
|Number of pending requests.
|Partnum of request in progress.
|In-memory address of head of list to clean.
|In-memory address of tail of list to clean.
|In-memory address of the head of the free list of BTree cleaner structures.
|Number of cleaning requests.
|Number of duplicate deletion requests that have occurred for the same table, page and key combination.
|The number of successful clean requests.
|Removed deleted items from page.
|Unnecessary cleaning request.
|Items removed by cleaner.
|Test locks on deleted items
|Cleaner did an index page compression on the node.
|Number of times a pool was allocated.
|In-memory address of head of list to clean
|Next node in busy/free list
|Partition number of the index or index fragment
|Page number within the partition
|Key number within the page
|Number of pending requests (same as npend)
|Number of Btree Cleaner entries per pool times number of pools
|Number of BTree Cleaners entries per pool
|Number of BTree Cleaner pools
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