void CPageDisk::OnSelChangedDataPattern()
{
switch (m_CDataPattern.GetCurSel()) {
case DATA_PATTERN_REPEATING_BYTES:
if(m_RepeatingBytesMessageBox_Shown==false)
AfxMessageBox("'Repeating bytes' is defined as: Each IO having a unique set of repeating bytes (ex: First IO is all A's, second IO is all B's)\n\nThe command to command delay is slightly (~12%, but can be longer in high IO environments) longer with this configuration.");
m_RepeatingBytesMessageBox_Shown = true;
break;
case DATA_PATTERN_PSEUDO_RANDOM:
if(m_PseudoRandomMessageBox_Shown==false)
AfxMessageBox("'Pseudo random' is defined as: A buffer being filled with random data and is reused for every write IO.\n\nNote: This was the behavior of all IOMeter versions up to and including 2006.07.27");
m_PseudoRandomMessageBox_Shown = true;
break;
case DATA_PATTERN_FULL_RANDOM:
if(m_FullRandomMessageBox_Shown==false)
AfxMessageBox("'Full random' is defind as: A 16MB buffer is generated by IOMeter which is filled with random data. Each write IO randomly indexes into this buffer.\n\nNote: The 16MB buffer may impact performance tests that are sensitive to memory utilization. Drives that implement dedupe compression may still compress this data.");
m_FullRandomMessageBox_Shown = true;
break;
}
Manager *manager;
Worker *worker;
// Seeing what kind of item is selected.
switch (theApp.pView->m_pWorkerView->GetSelectedType()) {
case WORKER:
worker = theApp.pView->m_pWorkerView->GetSelectedWorker();
worker->SetDataPattern(m_CDataPattern.GetCurSel());
break;
case MANAGER:
manager = theApp.pView->m_pWorkerView->GetSelectedManager();
manager->SetDataPattern(m_CDataPattern.GetCurSel(), GenericDiskType);
break;
case ALL_MANAGERS:
theApp.manager_list.SetDataPattern(m_CDataPattern.GetCurSel(), GenericDiskType);
break;
}
EnableWindow();
}
