Update the properties of an existing alert data collector.

For examples of how this command can be used, see Examples.


logman update alert <[-n] <name>> [options]


Parameter Description


Displays context-sensitive help.

-s <computer name>

Perform the command on the specified remote computer.

-config <value>

Specifies the settings file containing command options.

[-n] <name>

Name of the target object.

-[-]u <user [password]>

Specifies the user to Run As. Entering a * for the password produces a prompt for the password. The password is not displayed when you type it at the password prompt.

-m <[start] [stop] [[start] [stop] [...]]>

Change to manual start or stop instead of a scheduled begin or end time.

-rf <[[hh:]mm:]ss>

Run the data collector for the specified period of time.

-b <M/d/yyyy h:mm:ss[AM|PM]>

Begin collecting data at the specified time.

-e <M/d/yyyy h:mm:ss[AM|PM]>

End data collection at the specified time.

-si <[[hh:]mm:]ss>

Specifies the sample interval for performance counter data collectors.

-o <path|dsn!log>

Specifies the output log file or the DSN and log set name in a SQL database.


Repeat the data collector daily at the specified begin and end times.


Append to an existing log file.


Overwrite an existing log file.

-[-]v <nnnnnn|mmddhhmm>

Attach file versioning information to the end of the log file name.

-[-]rc <task>

Run the command specified each time the log is closed.

-[-]max <value>

Maximum log file size in MB or maximum number of records for SQL logs.

-[-]cnf <[[hh:]mm:]ss>

When time is specified, create a new file when the specified time has elapsed. When time is not specified, create a new file when the maximum size is exceeded.


Answer yes to all questions without prompting.

-cf <filename>

Specifies the file listing performance counters to collect. The file should contain one performance counter name per line.


Enables or disables Event Log reporting.

-th <threshold [threshold [...]]>

Specify counters and their threshold values for an alert.

-[-]rdcs <name>

Specifies the Data Collector Set to start when an alert fires.

-[-]tn <task>

Specifies the task to run when an alert fires.

-[-]targ <argument>

Specifies the task arguments to be used with the task specified using -tn.


Where [-] is listed, an extra - negates the option.


The following example updates the existing data collector new_alert, setting the threshold value for the counter % Processor Time in the Processor(_Total) counter group to 40%.

logman update alert new_alert -th "\Processor(_Total)\% Processor Time>40"

Additional references