The F5 TM Host Layer

By monitoring the critical hardware components such as CPUs and the disks of the traffic manager, administrators can proactively be alerted to potential I/O latencies, atencies in read/write operations and abnormalities that crop up in the RAM cache.

Figure 1 : The tests pertaining to the F5 TM Host layer

Since most of the tests of this layer have already been discussed in the Monitoring F5 Traffic Managers document, let us now discuss the F5 Disk I/O and F5 RAM Cahe Utilization tests alone in the forthcoming sections.