ConvertBot: Get system statistics

2020-04-27T22:04:56Z

Get system statistics

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Get system statistics
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<FUNC> Function to run. [DEF=TOP]
<TABLE> Table to hold data. [OPTIONAL]
<FILE> Type 3000 file to hold data. [OPTIONAL]

Get system statistics.

Functions:
THREADS (Since NeXtMidas 2.1.0)
List the tree of threads and thread groups that are active in the JVM.

MONITOR/MEMORY [REQUIRES JAVA 5] (Since NeXtMidas 2.1.0)
Monitors memory usage. Writes memory usage to <FILE> with the following
subrecords:
USED - Total amount of memory used (Heap + NonHeap).
COMM - Total amount of memory committed (Heap + NonHeap). This is the
amount of memory the Java VM has asked the OS for.
HEAP - Amount of Heap memory used for runtime data.
NONH - Amount of NonHeap memory used for methods loaded into memory.

MONITOR/THREADS [REQUIRES JAVA 5] (Since NeXtMidas 2.1.0)
Monitors thread statistics. Writes thread statistics to <FILE> with the
following subrecords:
CURR - Number of threads currently active.
PEAK - The peak number of active threads.
TOTL - Total number of threads created.

TOP
Display the systems TOP command output

CPUn
Get usage for CPU n
Deprecated.

DISK <TABLE>
Get the disk usage statistics for each disk in the READ auxiliary list.
Note: AUXes without statistics will have an null entry in the output Table.

CPU
Deprecated.

Examples:
1. Show the current processes using CPU in descending order.
nM> system TOP

2. Show all the threads and thread groups running in the JVM.
nM> system threads

3. Monitor memory and thread info.
(See PROFILER command.)

Messages:
SYSTEM - Message containing system information

Switches:
/AUXLIST=list - Use a different AUX list [DEF=AUX.READ]
/MSGID - Where to send messages
/PAUSE - Time (seconds) between querying system [DEF=1.0]

See Also: AUX, PROFILER, ENVIRONMENT

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[[Category:NXM_Explain]]

SYSTEM - Revision history

ConvertBot: Get system statistics