Calculates the sum for a field over a set of events. Result is returned in a field named _sum.

ParameterTypeRequiredDefaultDescription
asstringoptional[a]_sum Name of output field.
field[b]stringrequired  Field to extract a number from and sum over.

[a] Optional parameters use their default value unless explicitly set

[b] The argument name field can be omitted.

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sum() Examples

How many bytes did our webserver send per minute

logscale
bucket(function=sum(bytes_sent))