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Installation and Initial Configuration
1-13
Contents of tbconfig.std
Contents of tbconfig.std
The tbconfig.std file contains all OnLine configuration parameters. The
paragraphs that follow name each parameter and provide a brief definition.
The parameters are listed in alphabetic order, not in the order in which they
appear in tbconfig.std.
paragraphs that follow name each parameter and provide a brief definition.
The parameters are listed in alphabetic order, not in the order in which they
appear in tbconfig.std.
displays a copy of the tbconfig.std file.
(If you are unfamiliar with the terms used by Informix to describe units of
disk space, refer to the
disk space, refer to the
IBM I
nformix
G
uide to
SQL: T
utorial.)
BUFFERS
specifies the number of OnLine shared-memory page buffers
available to OnLine user processes. Refer to
for information about
setting the value of this parameter.
BUFFSIZE
is an unalterable configuration parameter that specifies the page
size for this platform. Changes made to the value shown for
BUFFSIZE
have
no effect.
CHUNKS
specifies a value that approximates the maximum number of
chunks that OnLine can support on this specific hardware platform. The
number of chunks can be system-dependent. Refer to
number of chunks can be system-dependent. Refer to
for infor-
mation about setting the value of this parameter.
CKPTINTVL
specifies the maximum interval, expressed in seconds, that can
elapse before OnLine checks to determine if a checkpoint is needed. When a
checkpoint occurs, pages in the shared-memory buffer pool disk are synchro-
nized with the corresponding pages on disk. Refer to
checkpoint occurs, pages in the shared-memory buffer pool disk are synchro-
nized with the corresponding pages on disk. Refer to
for
information about setting the value of this parameter.
CLEANERS
specifies the number of dedicated page-cleaner daemons to
initialize for this OnLine configuration. Refer to
about setting the value of this parameter.
CONSOLE
specifies the pathname destination for console messages. The
default value, /dev/console, sends messages to the system console screen.
Refer to
Refer to
for information about setting the value of this parameter.
DBSERVERNAME
specifies the unique name of this OnLine database server,
as distinguished from other OnLine database servers that might exist in the
$
$
INFORMIXDIR
directory or in a client/server environment. Refer to
for information about setting the value of this parameter.