apache--hertzbeat/home/versioned_docs/version-1.8.0/help/process.md

id, title, sidebar_label, keywords

id	title	sidebar_label	keywords
process	Monitoring Linux Process Monitoring	Process	Open Source Monitoring System Operating System Process Monitoring Process Monitoring

Collect and monitor basic information of processes on Linux systems, including CPU usage, memory usage, physical memory, IO, etc.

Configuration Parameters

Parameter Name	Parameter Description
Target Host	The IPv4, IPv6, or domain name of the monitored endpoint. Note ⚠️: Do not include the protocol header (e.g., https://, http://).
Task Name	Identifies the name of this monitoring, ensuring uniqueness.
Port	SSH port of the Linux system, default: 22
Timeout	Sets the timeout for the connection in milliseconds, default is 6000 milliseconds.
Reuse Connection	Sets whether SSH connection is reused, default is false. When false, a new connection is created for each information retrieval.
Username	Username for the server.
Password	Password for the server.
Process Name	Name or part of the name of the process to be monitored.
Collector	Specifies which collector to use for scheduling this monitoring.
Monitoring Interval	Interval for periodic data collection, in seconds. Minimum interval that can be set is 30 seconds.
Tags	Used for categorizing and managing monitoring resources.
Description	Additional notes and descriptions for identifying this monitoring. Users can add remarks here.
Private Key	Private key required for connecting to the server.

Metrics Collected

Metric Set: Process Basic Information

Metric Name	Metric Unit	Metric Description
PID	NONE	Process ID
User	NONE	User
CPU	NONE	CPU Usage
MEM	NONE	Memory Usage
rss	NONE	Physical Memory
cmd	NONE	Command

Metric Set: Memory Usage Information

Metric Name	Metric Unit	Metric Description
PID	NONE	Process ID
detail	NONE	Detailed metrics

Includes metrics for:

• Peak Virtual Memory
• Current Virtual Memory Usage
• Locked Memory
• Fixed Memory
• Peak Physical Memory
• Current Physical Memory Usage
• Data Segment Size
• Stack Size
• Code Size
• Shared Library Size
• Page Table Entry Size

Metric Set: Other Monitoring Information

Metric Name	Metric Unit	Metric Description
PID	NONE	Process ID
path	NONE	Execution Path
date	NONE	Start Time
fd_count	NONE	Number of File Descriptors Opened

Metric Set: IO

Metric Name	Metric Unit	Metric Description
PID	NONE	Process ID
metric	NONE	Metric Name
value	NONE	Metric Value

Includes metrics for:

• rchar (Total bytes read by the process from disk or other files)
• wchar (Total bytes written by the process to disk or other files)
• syscr (Number of read operations initiated by the process)
• syscw (Number of write operations initiated by the process)
• read_bytes (Actual number of bytes read by the process from disk)
• write_bytes (Actual number of bytes written by the process to disk)
• cancelled_write_bytes (Actual number of bytes cancelled by the process while writing to disk)