Memcached Layer
Using the tests associated with the Memcached layer (see Figure 1), you can monitor the following:
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The uptime of the target Memcached caching system instance.
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Slab statistics and collects key metrics like number of get hits, command sets etc.
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Number of items evicted, Number of out of memory errors received etc. These statistics help administrators get valuable insights into Memcached performance.
Figure 1 : The list of tests associated with the Memcached layer