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Diffstat (limited to 'source/tutorials/random_sampling.rst')
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diff --git a/source/tutorials/random_sampling.rst b/source/tutorials/random_sampling.rst new file mode 100644 index 0000000..3c7d5d3 --- /dev/null +++ b/source/tutorials/random_sampling.rst @@ -0,0 +1,16 @@ +Random sampling +=============== + +Rsyslog supports various sampling mechanisms. These can be used on client systems to save servers from getting overwhelmed. Here we introduce a new sampling mechanism "Random sampling". + +Let's consider a system that is generating logs at rate of 100 logs/sec. +If we want to get 20% of these logs uniformly sampled we use random sampling. + +.. code-block:: none + + set $.rand = random(100); + if ($.rand <= 20) then { + //send out + } + +Above config will collect 20% of logs generated. |