Finds a limited number of events, starting with the oldest, sorted by the the event timestamp. This function is equivalent to the command-line head tool.

ParameterTypeRequiredDefault ValueDescription
limit[a]numberoptional[b]200 The maximum number of events to compute.
  Minimum0 
  Maximum20,000 

[a] The argument name limit can be omitted.

[b] Optional parameters use their default value unless explicitly set.

Hide omitted argument names for this function

Show omitted argument names for this function

head() Examples

  • Select the 10 oldest with loglevel=ERROR

    logscale
    loglevel=ERROR
    | head(10)
  • Select the 100 oldest events and group them by loglevel

    logscale
    head(limit=100)
    | groupby(loglevel)