IBM 000-8697 User Manual

IBM Informix OnLine Database Server Administrator’s Guide

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You can combine multiple tbstat option flags in a single command.

If you invoke tbstat without any options, the command is interpreted as
tbstat -pu

. For an explanation of the -p and -u options, refer to the paragraphs

that follow.

The -- option displays a listing of all tbstat options and their functions. This
option is the only option flag that you cannot combine with any other flag.

The -a option is interpreted as tbstat -cuskbtdlp (all lowercase option flags),
and output is displayed in that order. For an explanation of each option, refer
to the appropriate flag in the paragraphs that follow.

The -b option displays information about buffers currently in use. (See tbstat
-B

 for information about all buffers, not just those in use.) You can interpret

output from the -b option as follows:

address

is the address of the buffer header in the buffer table.

user

is the address of the most-recent user process to access the
buffer table. Many user processes might be reading the same
buffer concurrently.

flgs

describes the buffer using the following flag bits: