Log Manager Short-Term History attributes (z/OS systems only)
The Log Manager Short-Term History attributes are associated with the recent log manager performance history for the selected queue manager. These attributes are informational only; they cannot be used to create situations.
The Log Manager Short-Term History attributes are available on z/OS systems only.
% Current Active Log Copy 2 Full The percent full of the current active log copy-2 data set. The valid format is an integer.
% Current Active Log Full The percent full of the current active log. The valid format is an integer.
% Failed Look ahead Mounts The percentage of attempted look ahead tape mounts that fail. The valid format is an integer.
% of Busy Tape Units The percentage of maximum allowable allocated tape units (MAXRTU) that are currently busy. Valid format is an integer.
% Rd Log Delayed The percentage of log-read requests that were delayed because the MAXRTU data sets were already allocated. The valid format is a decimal (formatted to 1 decimal place).
Active Log Copy 2 Dataset Name The name of the current active log copy-2 data set. The valid format is an alphanumeric string of up to 44 case-sensitive characters.
Active Log Dataset Name The name of the current active log data set. The valid format is an alphanumeric string of up to 44 case-sensitive characters.
Active Logs Available The number of active log data sets available for use; that is, the number of active log data sets that are not full. The valid format is an integer.
Arch Log Read % The percentage of log-read requests that must be resolved from an archive log data set. Valid format is a decimal (formatted to 1 decimal place).
Actv Log Read % The percentage of log-read requests with Active status. The valid format is a decimal (formatted to 1 decimal place).
Archive Delay Due to Max Tape The number of read log requests that are delayed because the maximum number of tape units that can be allocated for archive data sets is reached. This limiting value is determined by the MAXRTU value in the CSQ6LOGP system parameter macro. It can be modified by issuing the SET LOG command. The valid format is an integer.
Archive Delay Unavail Resource The number of read log requests that are delayed because of an unavailable resource that is not related to the MAXRTU limit, such as tape unit availability or WTOR delay. The valid format is an integer.
Archive Log Quiesced Indicates that all user update activity is currently suspended to perform archive of the active log. This occurs if the ARCHIVE LOG MODE(QUIESCE) command is issued. Possible values are 1 = Yes, 0 = No. The valid format is an integer.
Busy Archive Tape Units The number of tape units that are currently busy actively processing an archive log data set. The valid format is an integer.
Checkpoints The number of checkpoints that are issued during the sampling interval. The valid format is an integer. This attribute is for z/OS systems only.
Compressed KB After Compression Total number of compressed bytes that are written to the log.
Compressed KB Before Decompression Total bytes before decompression.
Compression Failures Per Min Compression failures per minute.
Compression Requests Per Min Compression requests per minute.
Decompression Failures Per Min Decompression failures per minute
Decompression Requests Per Min Decompression requests per minute.
Full Logs to offload The number of full active logs that are waiting to be offloaded. Valid format is an integer.
Host Name The name of the system on which this queue manager is running. On z/OS systems, this is the SMF ID. The valid format is an alphanumeric string of up to 48 case-sensitive characters.
In-Storage Rd Log % The percentage of log-read requests with In Storage status. The valid format is a decimal (formatted to 1 decimal place).
Interval Time The size of the current sampling interval, in hundredths of seconds. For example, .50 is half a second. This value is determined by the control parameters your site set when configuring the IBM MQ Monitoring agent; it is usually specified as 60.00 (60 seconds). The valid format is a decimal (formatted to 2 decimal places).
Log Copy 1 Multi-CI Count The number of control intervals on the log copy-1 data set of the multiple control interval type.
Log Copy 1 Multi-CI Max IO Time The maximum IO time on the log copy-1 data set of the multiple control interval type.
Log Copy 1 Multi-CI Max Suspend Time The maximum suspending time on the log copy-1 data set of the multiple control interval type.
Log Copy 1 Multi-CI Total IO Time The total IO time on the log copy-1 data set of the multiple control interval type.
Log Copy 1 Multi-CI Total Suspend Time The total suspending time on the log copy-1 data set of the multiple control interval type.
Log Copy 1 Multi-CI Writes The number of write requests on the log copy-1 data set of the multiple control interval type.
Log Copy 1 One-CI Count The number of control intervals on the log copy-1 data set of the one control interval type.
Log Copy 1 One-CI Max IO Time The maximum IO time on the log copy-1 data set of the one control interval type.
Log Copy 1 One-CI Max Suspend Time The maximum suspending time on the log copy-1 data set of the one control interval type.
Log Copy 1 One-CI Total IO Time The total IO time on the log copy-1 data set of the one control interval type.
Log Copy 1 One-CI Total Suspend Time The total suspending time on the log copy-1 data set of the one control interval type.
Log Copy 1 One-CI Writes The number of write requests on the log copy-1 data set of the one control interval type.
Log Copy 2 Multi-CI Count The number of control intervals on the log copy-2 data set of the multiple control interval type.
Log Copy 2 Multi-CI Max IO Time The maximum IO time on the log copy-2 data set of the multiple control interval type.
Log Copy 2 Multi-CI Max Suspend Time The maximum suspending time on the log copy-2 data set of the multiple control interval type.
Log Copy 2 Multi-CI Total IO Time The total IO time on the log copy-2 data set of the multiple control interval type.
Log Copy 2 Multi-CI Total Suspend Time The total suspending time on the log copy-2 data set of the multiple control interval type.
Log Copy 2 Multi-CI Writes The number of write requests on the log copy-2 data set of the multiple control interval type.
Log Copy 2 One-CI Count The number of control intervals on the log copy-2 data set of the one control interval type.
Log Copy 2 One-CI Max IO Time The maximum IO time on the log copy-2 data set of the one control interval type.
Log Copy 2 One-CI Max Suspend Time The maximum suspending time on the log copy-2 data set of the one control interval type.
Log Copy 2 One-CI Total IO Time The total IO time on the log copy-2 data set of the one control interval type.
Log Copy 2 One-CI Total Suspend Time The total suspending time on the log copy-2 data set of the one control interval type.
Log Copy 2 One-CI Writes The number of write requests on the log copy-2 data set of the one control interval type.
Log Write Buffer Pagein The number of times that a log write buffer needs to be paged in before it can be used. The valid format is an integer.
Log Write CI Per Min The rate of CIs that are written for log per minute. The valid format is an integer of up to 4 digits.
Log Write Threshold Reached The number of times that a log write request is scheduled because the log write threshold is reached. This threshold is determined by the WRTHRSH value in the CSQ6LOGP system parameter macro. It can be modified by issuing the SET LOG command. The valid format is an integer.
Log Write Request Per Min The rate of log-write I/O requests per minute. The valid format is an integer of up to four digits.
Log Wr Req for CI Rewrite/Min The rate of serial log-write requests for CI rewrites per minute when using dual logging. The valid format is an integer of up to 4 digits.
Logging Suspended Indicates whether logging is suspended. Logging is suspended if the SUSPEND QMGR LOG command is issued. All logging and update activity for the queue manager is suspended until the RESUME QMGR LOG command is issued. The valid format is an integer. Valid values are as follows:
- No = 0
- Yes = 1
Lookahead Tape Mounts The number of look ahead tape mounts for archive data sets that are attempted. Valid format is an integer.
Offload Task Status The current status of the offload task. The valid format is an integer. Valid values are as follows:
- Available = 1
- BusyAllocating = 2
- BusyCopyingLog = 3
- BusyCopyingBSDS = 4
Origin Node The IBM MQ Monitoring agent-assigned name of the node on which the data for the queue manager originates.
On z/OS systems, this name takes the form qmgr:smfid:MQESA, where qmgr is the name of the queue manager and smfid is the z/OS system ID or SMF ID.
QMgr Name The name that is assigned to this queue manager. The valid format is an alphanumeric string of up to 48 case-sensitive characters.
Read Log Per Min The number of log-read requests per minute. Valid format is an integer.
Sample Date & Time The time and date of the sample. The valid format is the standard 16-character date/time format (CYYMMDDHHMMSSmmm), where the strings have the following meanings:
- C
- Century (0 for 20th, 1 for 21st)
- YY
- Year
- MM
- Month
- DD
- Day
- HH
- Hour
- MM
- Minute
- SS
- Second
- mmm
- Millisecond
Uncompressed KB After Decompression Total number of uncompressed bytes after decompression.
Uncompressed KB Before Compression Total number of uncompressed bytes before compression.
Write Log Force % The percentage of log-write requests with Force status. The valid format is a decimal (formatted to 1 decimal place).
Write Log NoWait % The percentage of log-write requests with NoWait status. Valid format is a decimal (formatted to 1 decimal place).
Write Log Per Min The number of log-write requests per minute. Valid format is an integer.
Write Log Wait % The percentage of log-write requests with Wait status. The valid format is a decimal (formatted to 1 decimal place).
Write Request Suspended The number of times a request to write data to buffers was suspended. The valid format is an integer.
Zero Bufr Waits The number of buffer waits. The valid format is an integer of up to 4 digits.