| --- |
| id: linux |
| title: Monitoring：Linux operating system monitoring |
| sidebar_label: Linux operating system |
| keywords: [open source monitoring tool, open source linux monitoring tool, monitoring linux metrics] |
| --- |
| |
| > Collect and monitor the general performance Metrics of Linux operating system. |
| |
| ### Configuration parameter |
| |
| | Parameter name | Parameter help description | |
| |---------------------|---------------------------------------------------------------------------------------------------------------------------------------------------------------------------| |
| | Monitoring Host | Monitored IPV4, IPV6 or domain name. Note⚠️Without protocol header (eg: https://, http://) | |
| | Monitoring name | Identify the name of this monitoring. The name needs to be unique | |
| | Port | Port provided by Linux SSH. The default is 22 | |
| | Username | SSH connection user name, optional | |
| | Password | SSH connection password, optional | |
| | Collection interval | Interval time of monitor periodic data collection, unit: second, and the minimum interval that can be set is 30 seconds | |
| | Whether to detect | Whether to detect and check the availability of monitoring before adding monitoring. Adding and modifying operations will continue only after the detection is successful | |
| | Description remarks | For more information about identifying and describing this monitoring, users can note information here | |
| |
| ### Collection Metric |
| |
| #### Metric set：basic |
| |
| | Metric name | Metric unit | Metric help description | |
| |-------------|-------------|--------------------------| |
| | hostname | none | Host name | |
| | version | none | Operating system version | |
| | uptime | none | System running time | |
| |
| #### Metric set：cpu |
| |
| | Metric name | Metric unit | Metric help description | |
| |----------------|-------------|------------------------------------------------| |
| | info | none | CPU model | |
| | cores | cores | Number of CPU cores | |
| | interrupt | number | Number of CPU interrupts | |
| | load | none | Average load of CPU in the last 1/5/15 minutes | |
| | context_switch | number | Number of current context switches | |
| | usage | % | CPU usage | |
| |
| #### Metric set：memory |
| |
| | Metric name | Metric unit | Metric help description | |
| |-------------|-------------|-------------------------------------| |
| | total | Mb | Total memory capacity | |
| | used | Mb | User program memory | |
| | free | Mb | Free memory capacity | |
| | buff_cache | Mb | Memory occupied by cache | |
| | available | Mb | Remaining available memory capacity | |
| | usage | % | Memory usage | |
| |
| #### Metric set：disk |
| |
| | Metric name | Metric unit | Metric help description | |
| |---------------|-------------|----------------------------------------| |
| | disk_num | blocks | Total number of disks | |
| | partition_num | partitions | Total number of partitions | |
| | block_write | blocks | Total number of blocks written to disk | |
| | block_read | blocks | Number of blocks read from disk | |
| | write_rate | iops | Rate of writing disk blocks per second | |
| |
| #### Metric set：interface |
| |
| | Metric name | Metric unit | Metric help description | |
| |----------------|-------------|------------------------------| |
| | interface_name | none | Network card name | |
| | receive_bytes | byte | Inbound data traffic(bytes) | |
| | transmit_bytes | byte | Outbound data traffic(bytes) | |
| |
| #### Metric set：disk_free |
| |
| | Metric name | Metric unit | Metric help description | |
| |-------------|-------------|-------------------------| |
| | filesystem | none | File system name | |
| | used | Mb | Used disk size | |
| | available | Mb | Available disk size | |
| | usage | % | usage | |
| | mounted | none | Mount point directory | |
