Monitoring on Linux

A Linux instance can read the monitor data by using the monreader device driver.

Figure 1 illustrates a Linux instance that is set up to read the monitor data. You can use an existing monitoring tool or write your own software.

Figure 1. Performance monitoring using monitor DCSS data
This graphic shows a performance monitoring tool on receiving monitor data from multiple other guests.

In summary, Linux on Z supports reading performance data in the form of read access to z/VM monitor data for Linux instances.