I have a requirement to compare historical data and calculate standard deviation. Calculation of standard deviation was pretty clear on splunk site by using function stats stdev(number_of_data_records). But I am wondering how do we pull the data. The requirement is something like I get the data for a configured time (say configured time is 10min) and compare with the data 1 week back on the same day same time and also how many weeks it needs to go back should be configurable (say we pull out 2 weeks or 5 weeks, this should be configurable). Any ideas how can we accomplish this pulling the records in splunk
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