metrex v0.0.2 Metrex.Meter
Meter metrics implementation. Timeseries counter approach to increment, decrement using unixtime stamp.
Examples
Static meters
Add list of counters into config.exs file to autostart counters:
config :metrex,
meters: ["pageviews"]
On-demand meters
To create on-demand meters, you need to call start_link
function:
# Initialize counter with 0
Metrex.Meter.start_link("special_clicks")
# Initialize counter with x(number)
Metrex.Meter.start_link("special_clicks", %{1475452816 => 35, 1475452816 => 28})
Meter operations
Meter operations are increment, decrement, count and dump:
# Increment a meter by 1
Metrex.Meter.increment("pageviews")
# Increment a meter by x(number)
Metrex.Meter.increment("pageviews", 5)
# Decrement a meter by 1
Metrex.Meter.decrement("pageviews")
# Decrement a meter by x(number)
Metrex.Meter.decrement("pageviews", 3)
# Get latest meter count
Metrex.Meter.count("pageviews")
# Get meter for unixtime
Metrex.Meter.count("pageviews", 1475452816)
# Dump meter map related to a metric
Metrex.Meter.dump("pageviews")
Summary
Functions
Display current counter
Decrement metric by given val
Return all metric data
Increment metric by given val
Start a new meter metric