public void CreateResultsSummaryFile()
{
// Get the path to the result files.
String results_path = current_path + "\\Results\\";
StreamWriter summary_writer;
String timeStamp = DateTime.Now.ToString(new CultureInfo("en-US"));
List <Workload> workloads_results = ProcessResultFiles(results_path);
//Write the file header only once.
if (File.Exists(results_path + "summary.csv"))
{
// Append to the file
summary_writer = new StreamWriter(results_path + "summary.csv", true);
}
else
{
// Create the file and write the header.
summary_writer = new StreamWriter(results_path + "summary.csv");
summary_writer.WriteLine("Workload,Mean IOps,Stdev IOps,Min IOps,Max IOps,Mean MBps,Stdev MBps,Min MBps,Max MBps,Latency (Avg Response),Threads Used, Timestamp");
}
for (int order_count = 0; order_count < workload_order.Length; order_count++)
{
for (int count = 0; count < workloads_results.Count; count++)
{
Workload temp_workload = workloads_results[count];
if (temp_workload.file_name == workload_order[order_count])
{
String temp_line = String.Format("{0},{1},{2},{3},{4},{5},{6},{7},{8},{9},{10},{11}", temp_workload.file_name, temp_workload.meanIOps, temp_workload.stdevIOps,
temp_workload.minIOps, temp_workload.maxIOps, temp_workload.meanMBps, temp_workload.stdevMBps,
temp_workload.minMBps, temp_workload.maxMBps, temp_workload.avgResponseTime, temp_workload.threadsUsed, timeStamp);
summary_writer.WriteLine(temp_line);
}
}
}
summary_writer.Flush();
summary_writer.Close();
// Show the user the locatoin of the summary data.
display_message(String.Format("The summary file can be located at '{0}'.", current_path + "\\Results\\summary.csv"));
}
private List <Workload> ProcessResultFiles(String results_path)
{
List <Workload> temp_workloads_data = new List <Workload>();
string[] result_files = Directory.GetFiles(results_path, "inst*.csv");
for (int order_count = 0; order_count < workload_order.Length; order_count++)
{
for (int count = 0; count < result_files.Length; count++)
{
// Get the .csv file path.
String file_path = result_files[count];
// Get the file name from the file path.
String file_name = Path.GetFileNameWithoutExtension(file_path);
// Check to see if we have the right workload to run.
String temp_file_name = "inst" + workload_order[order_count];
if (file_name != temp_file_name)
{
continue;
}
int worker_num = 0;
int maxWorkerNum = 1;
bool is_first_entry = true;
double intervalSumIOps = 0;
double intervalSumMBps = 0;
List <double> IOps = new List <double>();
List <double> MBps = new List <double>();
List <double> avgResponseTime = new List <double>();
DescriptiveStatistics statsIOps = new DescriptiveStatistics(IOps, true);
DescriptiveStatistics statsMBps = new DescriptiveStatistics(MBps, true);
DescriptiveStatistics statsAvgRespTime = new DescriptiveStatistics(avgResponseTime, true);
Workload temp_workload = new Workload();
temp_workload.orderNum = order_count;
temp_workload.file_name = workload_order[order_count];
// Process the IOmeter generated result files one line at time.
StreamReader workload_file_reader = new StreamReader(file_path);
while (!workload_file_reader.EndOfStream)
{
String temp_line = workload_file_reader.ReadLine();
string[] temp_line_parts = temp_line.Split(',');
// Check to see if we are at a data row.
if (temp_line_parts.Length < 3)
{
continue;
}
// Calculate Workers
if (temp_line_parts[(int)Workload.ColumnHeader.TargetType] == "WORKER" && temp_line_parts[(int)Workload.ColumnHeader.TargetName].Contains("Worker"))
{
// Get the current IOps and MBps measurements.
double temp_IOps = Convert.ToDouble(temp_line_parts[(int)Workload.ColumnHeader.IOps]);
double temp_MBps = Convert.ToDouble(temp_line_parts[(int)Workload.ColumnHeader.MBps]);
double temp_latency = Convert.ToDouble(temp_line_parts[(int)Workload.ColumnHeader.AvgRespTime]);
// Store the running sum for the current interval.
intervalSumIOps += temp_IOps;
intervalSumMBps += temp_MBps;
// Check to see if we need to skip the first row worker number.
if (worker_num == 0 && is_first_entry)
{
is_first_entry = false;
}
else
{
worker_num = Convert.ToInt32(temp_line_parts[(int)Workload.ColumnHeader.TargetName].Split(' ')[1]);
}
// Check to see if the next value is the start of the next interval.
if (worker_num == 1)
{
// Store the completed interval sum.
IOps.Add(intervalSumIOps);
MBps.Add(intervalSumMBps);
// Reset sum for next interval.
intervalSumIOps = 0;
intervalSumMBps = 0;
}
// Find the number of threads used per workload
if (maxWorkerNum < worker_num)
{
maxWorkerNum = worker_num;
}
// Store the average response time.
avgResponseTime.Add(temp_latency);
}
}
workload_file_reader.Close();
// Remove IOmeter generated result files.
CleanUpIOmeterFile(file_path);
CleanUpIOmeterFile(file_path.Replace(temp_file_name, workload_order[order_count]));
statsIOps = new DescriptiveStatistics(IOps, true);
statsMBps = new DescriptiveStatistics(MBps, true);
statsAvgRespTime = new DescriptiveStatistics(avgResponseTime, true);
// Calculate Average IOps.
if (!Double.IsNaN(statsIOps.Mean))
{
temp_workload.meanIOps = statsIOps.Mean;
}
// Calculate IOps Standard Deviation.
if (!Double.IsNaN(statsIOps.StandardDeviation))
{
temp_workload.stdevIOps = statsIOps.StandardDeviation;
}
// Calculate max and min MBps.
if (!Double.IsNaN(statsIOps.Minimum))
{
temp_workload.minIOps = statsIOps.Minimum;
}
if (!Double.IsNaN(statsIOps.Maximum))
{
temp_workload.maxIOps = statsIOps.Maximum;
}
// Calculate Average MBps.
if (!Double.IsNaN(statsMBps.Mean))
{
temp_workload.meanMBps = statsMBps.Mean;
}
// Calculate MBps Standard Deviation.
if (!Double.IsNaN(statsMBps.StandardDeviation))
{
temp_workload.stdevMBps = statsMBps.StandardDeviation;
}
// Calculate max and min IOps.
if (!Double.IsNaN(statsMBps.Minimum))
{
temp_workload.minMBps = statsMBps.Minimum;
}
if (!Double.IsNaN(statsMBps.Maximum))
{
temp_workload.maxMBps = statsMBps.Maximum;
}
// Calculate the Average Response Time (Latency).
if (!Double.IsNaN(statsAvgRespTime.Mean))
{
temp_workload.avgResponseTime = statsAvgRespTime.Mean;
}
// Set the number of threads used
temp_workload.threadsUsed = maxWorkerNum;
// Store the filled out workload.
temp_workloads_data.Add(temp_workload);
}
}
return(temp_workloads_data);
}
private List<Workload> ProcessResultFiles(String results_path)
{
List<Workload> temp_workloads_data = new List<Workload>();
string[] result_files = Directory.GetFiles(results_path, "inst*.csv");
for (int order_count = 0; order_count < workload_order.Length; order_count++)
{
for (int count = 0; count < result_files.Length; count++)
{
// Get the .csv file path.
String file_path = result_files[count];
// Get the file name from the file path.
String file_name = Path.GetFileNameWithoutExtension(file_path);
// Check to see if we have the right workload to run.
String temp_file_name = "inst" + workload_order[order_count];
if (file_name != temp_file_name)
continue;
int worker_num = 0;
int maxWorkerNum = 1;
bool is_first_entry = true;
double intervalSumIOps = 0;
double intervalSumMBps = 0;
List<double> IOps = new List<double>();
List<double> MBps = new List<double>();
List<double> avgResponseTime = new List<double>();
DescriptiveStatistics statsIOps = new DescriptiveStatistics(IOps, true);
DescriptiveStatistics statsMBps = new DescriptiveStatistics(MBps, true);
DescriptiveStatistics statsAvgRespTime = new DescriptiveStatistics(avgResponseTime, true);
Workload temp_workload = new Workload();
temp_workload.orderNum = order_count;
temp_workload.file_name = workload_order[order_count];
// Process the IOmeter generated result files one line at time.
StreamReader workload_file_reader = new StreamReader(file_path);
while (!workload_file_reader.EndOfStream)
{
String temp_line = workload_file_reader.ReadLine();
string[] temp_line_parts = temp_line.Split(',');
// Check to see if we are at a data row.
if (temp_line_parts.Length < 3)
continue;
// Calculate Workers
if (temp_line_parts[(int)Workload.ColumnHeader.TargetType] == "WORKER" && temp_line_parts[(int)Workload.ColumnHeader.TargetName].Contains("Worker"))
{
// Get the current IOps and MBps measurements.
double temp_IOps = Convert.ToDouble(temp_line_parts[(int)Workload.ColumnHeader.IOps]);
double temp_MBps = Convert.ToDouble(temp_line_parts[(int)Workload.ColumnHeader.MBps]);
double temp_latency = Convert.ToDouble(temp_line_parts[(int)Workload.ColumnHeader.AvgRespTime]);
// Store the running sum for the current interval.
intervalSumIOps += temp_IOps;
intervalSumMBps += temp_MBps;
// Check to see if we need to skip the first row worker number.
if (worker_num == 0 && is_first_entry)
is_first_entry = false;
else
worker_num = Convert.ToInt32(temp_line_parts[(int)Workload.ColumnHeader.TargetName].Split(' ')[1]);
// Check to see if the next value is the start of the next interval.
if (worker_num == 1)
{
// Store the completed interval sum.
IOps.Add(intervalSumIOps);
MBps.Add(intervalSumMBps);
// Reset sum for next interval.
intervalSumIOps = 0;
intervalSumMBps = 0;
}
// Find the number of threads used per workload
if(maxWorkerNum < worker_num)
{
maxWorkerNum = worker_num;
}
// Store the average response time.
avgResponseTime.Add(temp_latency);
}
}
workload_file_reader.Close();
// Remove IOmeter generated result files.
CleanUpIOmeterFile(file_path);
CleanUpIOmeterFile(file_path.Replace(temp_file_name, workload_order[order_count]));
statsIOps = new DescriptiveStatistics(IOps, true);
statsMBps = new DescriptiveStatistics(MBps, true);
statsAvgRespTime = new DescriptiveStatistics(avgResponseTime, true);
// Calculate Average IOps.
if (!Double.IsNaN(statsIOps.Mean))
temp_workload.meanIOps = statsIOps.Mean;
// Calculate IOps Standard Deviation.
if (!Double.IsNaN(statsIOps.StandardDeviation))
temp_workload.stdevIOps = statsIOps.StandardDeviation;
// Calculate max and min MBps.
if (!Double.IsNaN(statsIOps.Minimum))
temp_workload.minIOps = statsIOps.Minimum;
if (!Double.IsNaN(statsIOps.Maximum))
temp_workload.maxIOps = statsIOps.Maximum;
// Calculate Average MBps.
if (!Double.IsNaN(statsMBps.Mean))
temp_workload.meanMBps = statsMBps.Mean;
// Calculate MBps Standard Deviation.
if (!Double.IsNaN(statsMBps.StandardDeviation))
temp_workload.stdevMBps = statsMBps.StandardDeviation;
// Calculate max and min IOps.
if (!Double.IsNaN(statsMBps.Minimum))
temp_workload.minMBps = statsMBps.Minimum;
if (!Double.IsNaN(statsMBps.Maximum))
temp_workload.maxMBps = statsMBps.Maximum;
// Calculate the Average Response Time (Latency).
if (!Double.IsNaN(statsAvgRespTime.Mean))
temp_workload.avgResponseTime = statsAvgRespTime.Mean;
// Set the number of threads used
temp_workload.threadsUsed = maxWorkerNum;
// Store the filled out workload.
temp_workloads_data.Add(temp_workload);
}
}
return temp_workloads_data;
}