/// <summary>
/// Diagnose a list of jobs.
/// </summary>
/// <param name="jobs">Jobs to diagnose.</param>
/// <param name="config">Cluster configuration.</param>
/// <param name="manager">Communicatino manager.</param>
public static List <DiagnosisLog> DiagnoseJobs(IEnumerable <DryadLinqJobSummary> jobs, ClusterConfiguration config, CommManager manager)
{
var dryadLinqJobSummaries = jobs as DryadLinqJobSummary[] ?? jobs.ToArray();
int jobCount = dryadLinqJobSummaries.Count();
List <DiagnosisLog> result = new List <DiagnosisLog>();
int done = 0;
foreach (DryadLinqJobSummary summary in dryadLinqJobSummaries)
{
if (summary == null)
{
continue;
}
manager.Token.ThrowIfCancellationRequested();
JobFailureDiagnosis diagnosis = JobFailureDiagnosis.CreateJobFailureDiagnosis(config, summary, manager);
manager.Status("Diagnosing " + summary.ShortName(), StatusKind.LongOp);
DiagnosisLog log = diagnosis.Diagnose();
result.Add(log);
done++;
manager.Progress(done * 100 / jobCount);
}
manager.Status("Diagnosis complete", StatusKind.OK);
return(result);
}
/// <summary>
/// Diagnose a vertex.
/// </summary>
/// <returns>The log of the diagnostic.</returns>
public DiagnosisLog Diagnose()
{
DiagnosisLog log = new DiagnosisLog(this.Job, this.Summary);
log.AddMessage(new DiagnosisMessage(DiagnosisMessage.Importance.Final, "Diagnostic for " + this.VertexName, "Vertex state is " + this.Vertex.State));
this.Diagnose(log);
this.Manager.Status("Vertex diagnosis complete", StatusKind.OK);
return(log);
}
/// <summary>
/// Create a form to show the diagnosis result.
/// </summary>
/// <param name="job">Job diagnosed; may be null.</param>
/// <param name="log">Diagnosis log.</param>
/// <param name="summary">Job summary.</param>
public DiagnosisResult(DryadLinqJobInfo job, DryadLinqJobSummary summary, DiagnosisLog log)
{
this.InitializeComponent();
this.job = job;
if (this.job == null)
this.button_job.Enabled = false;
// ReSharper disable once DoNotCallOverridableMethodsInConstructor
this.Text = "Diagnosis results for " + summary.Name + " " + summary.Date;
this.textBox_job.Text = "Job being diangosed: " + summary.AsIdentifyingString();
foreach (string s in log.Message())
{
this.textBox_message.AppendText(s);
this.textBox_message.AppendText(Environment.NewLine);
}
}
/// <summary>
/// Create a form to show the diagnosis result.
/// </summary>
/// <param name="job">Job diagnosed; may be null.</param>
/// <param name="log">Diagnosis log.</param>
/// <param name="summary">Job summary.</param>
public DiagnosisResult(DryadLinqJobInfo job, DryadLinqJobSummary summary, DiagnosisLog log)
{
this.InitializeComponent();
this.job = job;
if (this.job == null)
{
this.button_job.Enabled = false;
}
// ReSharper disable once DoNotCallOverridableMethodsInConstructor
this.Text = "Diagnosis results for " + summary.Name + " " + summary.Date;
this.textBox_job.Text = "Job being diangosed: " + summary.AsIdentifyingString();
foreach (string s in log.Message())
{
this.textBox_message.AppendText(s);
this.textBox_message.AppendText(Environment.NewLine);
}
}
/// <summary>
/// Diagnose a vertex.
/// </summary>
/// <returns>The log of the diagnostic.</returns>
public DiagnosisLog Diagnose()
{
DiagnosisLog log = new DiagnosisLog(this.Job, this.Summary);
log.AddMessage(new DiagnosisMessage(DiagnosisMessage.Importance.Final, "Diagnostic for " + this.VertexName, "Vertex state is " + this.Vertex.State));
this.Diagnose(log);
this.Manager.Status("Vertex diagnosis complete", StatusKind.OK);
return log;
}
/// <summary>
/// The main function of the diagnosis.
/// </summary>
/// <param name="log">Log where explanation is written.</param>
/// <returns>The decision of the diagnosis.</returns>
public virtual Decision Diagnose(DiagnosisLog log)
{
throw new InvalidOperationException("Must override this function");
}
/// <summary>
/// Display the result of the diagnosis for the user.
/// </summary>
/// <param name="log">Log of the diagnosis.</param>
private void DisplayDiagnosis(DiagnosisLog log)
{
DiagnosisResult result = new DiagnosisResult(this.Job, this.Job.Summary, log);
result.Show();
}
/// <summary>
/// The main function of the diagnosis.
/// </summary>
/// <param name="log">Log where explanation is written.</param>
/// <returns>The decision of the diagnosis.</returns>
public virtual Decision Diagnose(DiagnosisLog log)
{
throw new InvalidOperationException("Must override this function");
}
