Specifications
- Standard agent: yes
- Monitoring Parameters: 8
- Data Source: /sys/block, /proc
- API: Sys::Statistics::Linux
- Programming Language: Perl 5
Functions
Records per disk performance metrics from a Linux 32 or 64bit kernel. The agent requires a minimum version of Linux kernel 2.6 version. The recorder uses Sys::Statistics::Linux, a Perl based module which handles data collection from proc interface. The recorder outputs collected data as sdrd, sdr raw data format.
Parameters
| id | name | type | description |
|---|---|---|---|
| 1 | timestamp | time | seconds since Epoch |
| 2 | disk | name | Disk name |
| 3 | readreq | rate | read requests per second, rate |
| 4 | writereq | rate | write requests per second, rate |
| 5 | totreq | rate | total read + write requests per second, rate |
| 6 | readbyt | rate | read bytes per second, in KB, rate |
| 7 | writebyt | rate | write bytes per second, in KB, rate |
| 8 | totbyt | rate | total read + write bytes per second, in KB, rate |