#Memory

Collectd Memory Metrics

Collected Fully Qualified Name(FQN) Description Statistic Units Min Max Sparse Data Strategy(SDS) BASE CORR UTIL memory.memory-buffered.value Memory being used by buffers; this memory is available to be freed forapplications to use, should they need it. average bytes 0 none none yes no no memory.memory-cached.value Memory being used by caches; this memory is available to be freed forapplications to use, should they need it.

Diamond Memory Metrics

Computed Fully Qualified Name(FQN) Description Units Min Max BASE CORR UTIL metriclyicly.linux.memory.utilizationpercent Under Linux, memory buffered and cached are part of memory which can beconsidered available. See the following explanation . Computation: 100 – (memory.Buffers + memory.Cached + memory.MemFree) /memory.MemTotal * 100 percent 0 100 yes yes yes

Docker Memory Metrics

Collected Fully Qualified Name(FQN) Type Units Statistic* BASE CORR Description memory.failcnt GAUGE count average no no A count of the number of times that the container requested memory and failed to obtain it. This value should always be 0. memory.limit GAUGE bytes average no no The total amount of memory available to the container. memory.max_usage GAUGE bytes average no no The maxiumum amount of memory the container has ever used.