Reload Analyzer Manual

Tandem Reload Analyzer Manual Page 31 of 42
The variables that appear in Example 2-4 are:
Total blocks
read
is the total of index blocks, data blocks, free blocks, bitmap
blocks, and unrecognizable blocks.
Free blocks
is the total unused blocks. A file with 0 free blocks is
unusual.
Index blocks
read
is the total index blocks.
Bitmap blocks
is the total bitmap blocks. Bitmap blocks are used to keep
track of block usage in a file.
Data blocks
read
is the total data blocks.
Unrecognizable
is the total unrecognizable blocks. This number should be
0. If this value is not 0, the unrecognizable block header
has structural damage. Run the FILCHECK utility to
determine which block header is damaged. If the block
header is damaged or you are not familiar with FILCHECK,
contact your HP representative for assistance.
Level
indicates the tree level of the entry. Values for level are:
DATA indicates that each entry in this row is for the data
level. A one (1) or greater indicates that the entry is for an
index level. One (1) is the lowest index level.
Total Blocks
is the total number of blocks in use at the indicated level.
Total Recs
is the total number of records at the indicated level. At the
DATA level, Total Recs is the total number of data
records in the file.
Avg # Recs
is the average number of records for each block at the
indicated level.
Min Recs
is the minimum number of records for each block at the
indicated level.
Max Recs
is the maximum number of records for each block at the
indicated level.
Avg Slack
is the average number of unused bytes for each block at
the indicated level.
Avg % Slack
is the average percentage of unused bytes for each block
at the indicated level.