HP XP7 Smart Manager for Mainframe User Guide (TK916-96001, May 2014)

Procedure
1. Enter the FORCE IXGLOGR,ARM command to stop the system logger service.
2. Enter the S IXGLOGRS command to restart the system logger service.
3. Use the IXCMIAPU utility with the DELETE LOGSTREAM NAME(log_stream_name) parameter
specified to delete the log stream.
The log dataset is deleted when the log stream is deleted. For details, see the manual MVS Setting
Up a Sysplex.
4. Re-define the log stream.
Related topics
• Starting the system logger service, page 208
• Parameters specified when a log stream is defined, page 208
• JCL example for deleting a log stream, page 210
Disk space requirements for the event log when the system logger service is used
The following table shows the amount of log data when the system logger service is used to output
the event log.
Table 53 Amount of event log data when the system logger service is used
Number per command
Size
#1
Types of event log data
Number of output messages
68 + message length
#2
Messages (excluding messages output from the
ISPF panel and scripts)
Number of I/O errors
68 + CCW length
#2
Only in the case of an I/O error, parameter in-
formation for the CCW for that I/O
Number of I/O errors224
Only in the case of an I/O error, return informa-
tion for that I/O
Number of I/O errors224
Only in the case of an I/O error, sense byte in-
formation for that I/O
296Time-stamps
1224Command parameter information
#1
The size is rounded up to a multiple of 32 before being output.
#2
The maximum length is 256 bytes.
Estimating the staging dataset
Estimate the disk capacity based on the amount of event log data.
Estimating the log stream dataset
Estimate the disk capacity based on the amount of offloaded event log data and the retention period.
Collecting trace information and logs212