Product Documentation

BTRV Edition User's Guide

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<error>

The error log option instructs the FairCom RTG to log file error events.

Accepted Values

Value

Effect

Synonyms

yes

This value turns on the error logging.

y, true, on, 1

no

This value turns off the error logging.

n, false, off, 0

The error log option also accepts the following Boolean (yes or no) sub-options to include or exclude certain type of errors from the log file.

Children elements

Name

Description

RTG Error

Accepted Values

<atend>

This value turns on logging of end-of-file errors. This option is disabled by default.

25

yes and no

<notfound>

This value turns on logging of record-not-found errors. This option is disabled by default.

8

yes and no

<duplicate>

This value turns on logging of duplicate-key errors. This option is disabled by default.

7

yes and no

<locked>

This value masks record-locked errors. *See Note below.

5

yes and no

<missingfile>

This value masks file-not-found errors.*See Note below.

15

yes and no

<undefined>

This value masks no-current-record-position errors.*See Note below.

9

yes and no

By default, the entries associated with <atend>, <notfound>, and <duplicate> are not logged unless they are explicitly enabled. <locked>, <missingfile> and <undefined> remain logged by default.

* Note:

These masks can be useful if you encounter a large number of error 9:0 (undefined record position) in your FairCom RTG logs and need a way to mask them.

In the FairCom RTG log file, these errors can be identified by the first of the three colon-separated error values:

RTG Error : Underlying c-tree API Error : Operating System Error

For example, a record locked error will display the following (notice 42 is the c-tree error for record locked):

ERROR 5:42:0

Examples

The following example enables the logging of errors only:

<log file=mylog.txt>

<error>yes</error>

</log>

The following example enables the logging of end-of-file errors but not of record-not-found errors:

<log file=mylog.txt>

<error>

<atend>yes</atend>

<notfound>no</notfound>

<undefined>no</undefined>

</error>

</log>

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