The s_aturn Performancemonitor s_mon
- s_mon collects, in addition to the load test, metrics, which represent the test system
- The results are stored in the s_aturn repository
- The evaluation is done by correlation of response times and response time trends of s_aturn
- To determine irregularities, further analysis is performed by s_analyze
Evaluations of s_mon
- CPU
- user, system, nice, total
- Main memory
- Memory-Size total, used absolut/percentage
- SWAP-Size total, cached, used absolut/percentage
- File system
- Size
- Occupancy absolut/prozentual
- I/O
- Number of summarized read/write-Requests/sec
- Number read/write-Requests/sec
- Sectors read/sec write/sec
- KByte read/sec write/sec
- Size[in sectors] of Requests
- Queue-length of Requests
- Servicetime
- CPU time, while I/O-Requests reach the device
- Network
- Packages in/out
- Bytes in/out
- Errors
- Collisions
- Number of dropped packages in/out
- Number of compressed-packages in/out
- Number of received multicast-frames
- Number of transmission delays
- Prozesse
- CPU load
- Storage occupancy