lib/perfmonger/command/plot.rb in perfmonger-0.7.1 vs lib/perfmonger/command/plot.rb in perfmonger-0.8.0

- old
+ new

@@ -22,10 +22,11 @@ @offset_time = 0.0 @output_dir = Dir.pwd @output_type = 'pdf' @output_prefix = '' @save_gpfiles = false + @disk_only_regex = nil end def parse_args(argv) @parser.on('--offset-time TIME') do |time| @offset_time = Float(time) @@ -70,10 +71,13 @@ @parser.on('-s', '--save', 'Save GNUPLOT and data files.') do @save_gpfiles = true end + @parser.on('--disk-only REGEX', "Select disk devices that matches REGEX") do |regex| + @disk_only_regex = Regexp.compile(regex) + end @parser.parse!(argv) if argv.size == 0 puts("ERROR: PerfMonger log file is required") @@ -140,9 +144,15 @@ diskinfo = record["disk"] return unless diskinfo start_time ||= time devices ||= diskinfo["devices"] + + if @disk_only_regex + devices = devices.select do |devname| + devname =~ @disk_only_regex + end + end datafile.puts([time - start_time, devices.map{|device| [diskinfo[device]["riops"], diskinfo[device]["wiops"], diskinfo[device]["rkbyteps"] * 512 / 1024 / 1024, # in MB/s