Often, it is necessary to get a file trace of a lengthy program, and the file can get rather large. Usually, the size of the trace file can be controlled by using the configuration variable MAX_ERROR_LINES. Sometimes, however, a full trace file is needed. Here is a way to get a compressed file trace on UNIX by using Gzip.
On the run command add the -g and then the error filename with the extentsion:
runcbl -g -lex myerror.gz myprogram.acu
To view the fiile use the gunzip command: