plotFrequencyHistogramOutlierCutoff: Plot frequencies of elapsed times up to a percentile cutoff

In WebAnalytics: Web Server Log Analysis

Plot frequencies of elapsed times up to a percentile cutoff

Description

Given a column of values or a data frame created by readFileList or readFile, generate a ggplot of a frequency histogram excluding values above a specified percentile

Usage

plotFrequencyHistogramOutlierCutoff(theDf, outlierCutoff) 

Arguments

theDf	Either a data frame created by readFile or readFileList or a vector of numeric values (assumed to be elapsed times).
outlierCutoff	A value between 0 and 1 which specifies the percentile above which values are excluded.

Details

The function is used to produce histogram plots of elapsed times with outliers excluded. It can accept either a list (which is converted to a data frame with the column named 'elapsed' or a data frame from a log file.

Value

Returns a ggplot2 plot. This function is intended to be wrapped in a call to plotSaveGG

Author(s)

Greg Hunt <[e-mail]>

See Also

logFileRead logFileListRead

Examples

logFileName = logFileNamesGetLast(dataDirectory=datd, 
  directoryNames=c(".", "."), 
  fileNamePattern="*[.]log")[[1]]

cols = logFileFieldsGetIIS(logFileName)

logdf = logFileRead(logFileName, columnList=cols, 
            logTimeZone = "", timeFormat = "")

plotFrequencyHistogramOutlierCutoff(logdf, 0.95) 

WebAnalytics documentation built on Oct. 4, 2023, 5:07 p.m.