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ManagerList.cpp
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/* ######################################################################### */
/* ## ## */
/* ## Iometer / ManagerList.cpp ## */
/* ## ## */
/* ## ------------------------------------------------------------------- ## */
/* ## ## */
/* ## Job .......: Represents the list of managers associated to the ## */
/* ## Iometer GUI itself. ## */
/* ## ## */
/* ## ------------------------------------------------------------------- ## */
/* ## ## */
/* ## Intel Open Source License ## */
/* ## ## */
/* ## Copyright (c) 2001 Intel Corporation ## */
/* ## All rights reserved. ## */
/* ## Redistribution and use in source and binary forms, with or ## */
/* ## without modification, are permitted provided that the following ## */
/* ## conditions are met: ## */
/* ## ## */
/* ## Redistributions of source code must retain the above copyright ## */
/* ## notice, this list of conditions and the following disclaimer. ## */
/* ## ## */
/* ## Redistributions in binary form must reproduce the above copyright ## */
/* ## notice, this list of conditions and the following disclaimer in ## */
/* ## the documentation and/or other materials provided with the ## */
/* ## distribution. ## */
/* ## ## */
/* ## Neither the name of the Intel Corporation nor the names of its ## */
/* ## contributors may be used to endorse or promote products derived ## */
/* ## from this software without specific prior written permission. ## */
/* ## ## */
/* ## THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND ## */
/* ## CONTRIBUTORS ``AS IS'' AND ANY EXPRESS OR IMPLIED WARRANTIES, ## */
/* ## INCLUDING, BUT NOT LIMITED TO, THE IMPLIED WARRANTIES OF ## */
/* ## MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE ARE ## */
/* ## DISCLAIMED. IN NO EVENT SHALL THE INTEL OR ITS CONTRIBUTORS BE ## */
/* ## LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, ## */
/* ## OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT LIMITED TO, ## */
/* ## PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, DATA, ## */
/* ## OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY ## */
/* ## THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR ## */
/* ## TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT ## */
/* ## OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY ## */
/* ## OF SUCH DAMAGE. ## */
/* ## ## */
/* ## ------------------------------------------------------------------- ## */
/* ## ## */
/* ## Remarks ...: <none> ## */
/* ## ## */
/* ## ------------------------------------------------------------------- ## */
/* ## ## */
/* ## Changes ...: 2004-06-11 ([email protected]) ## */
/* ## - Add code to allow potentially invalid access specs ## */
/* ## but warn the user. ## */
/* ## 2003-10-17 ([email protected]) ## */
/* ## - Moved to the use of the IOMTR_[OSFAMILY|OS|CPU]_* ## */
/* ## global defines. ## */
/* ## - Integrated the License Statement into this header. ## */
/* ## 2003-05-07 ([email protected]) ## */
/* ## - Modified output of the current timestamp to ## */
/* ## contain milliseconds as well. ## */
/* ## 2003-05-01 ([email protected]) ## */
/* ## - Added output of current timestamp after each list ## */
/* ## of results (in the result file - CSV format). ## */
/* ## 2003-04-25 ([email protected]) ## */
/* ## - Updated the global debug flag (_DEBUG) handling ## */
/* ## of the source file (check for platform etc.). ## */
/* ## 2003-03-01 ([email protected]) ## */
/* ## - Cut out the Windows Pipes support for ## */
/* ## communication efforts. ## */
/* ## - Added new header holding the changelog. ## */
/* ## ## */
/* ######################################################################### */
#include "stdafx.h"
#include "ManagerList.h"
#include "GalileoView.h"
#include "IOPortTCP.h"
// Needed for MFC Library support for assisting in finding memory leaks
//
// NOTE: Based on the documentation[1] I found, it should be enough to have
// a "#define new DEBUG_NEW" statement for the case, that we are
// running Windows. There should be no need for checking the _DEBUG
// flag and no need for redefiniting the THIS_FILE string. Maybe there
// will be a MFC hacker who could advice here.
// [1] = http://msdn.microsoft.com/library/default.asp?url=/library/en-us/vclib/html/_mfc_debug_new.asp
//
#if defined(IOMTR_OS_WIN32) || defined(IOMTR_OS_WIN64)
#ifdef IOMTR_SETTING_MFC_MEMALLOC_DEBUG
#define new DEBUG_NEW
#undef THIS_FILE
static char THIS_FILE[] = __FILE__;
#endif
#endif
ManagerList::ManagerList()
{
ResetResults(WHOLE_TEST_PERF);
ResetResults(LAST_UPDATE_PERF);
strcpy(name, "All Managers");
}
ManagerList::~ManagerList()
{
RemoveAllManagers();
}
//
// Get the nth manager matching the specified type.
//
Manager *ManagerList::GetManager(int index, TargetType type)
{
int i, manager_count;
// Make sure that the manager exists.
if (index < 0 || index >= ManagerCount(type))
return NULL;
manager_count = ManagerCount();
for (i = 0; i < manager_count; i++) {
if (IsType(managers[i]->Type(), type)) {
if (!index--)
return managers[i];
}
}
ASSERT(0); // requested manager not found - should not happen
return NULL;
}
//
// Get the first manager having the specified name and ID, if any.
//
Manager *ManagerList::GetManagerByName(const char *mgr_name, const int mgr_id)
{
int i, manager_count;
if (!mgr_name) {
ErrorMessage("Invalid string in ManagerList::GetManagerByName()");
return NULL;
}
manager_count = ManagerCount();
for (i = 0; i < manager_count; i++) {
if (strcmp(managers[i]->name, mgr_name) == 0 && mgr_id == managers[i]->id) {
return managers[i];
}
}
// Didn't find it (not an error).
return NULL;
}
//
// Adding a new manager to the manager list. The new manager is always added
// to the end of the list. A connection to the manager is also made
//
Manager *ManagerList::AddManager(Manager_Info * manager_info)
{
unsigned short network_port = manager_info->port_number;
// Creating space for a new manager.
Manager *manager;
manager = new Manager;
strcpy(manager->computer_name, manager_info->names[0]);
strcpy(manager->name, manager->computer_name);
manager->processors = manager_info->processors;
manager->timer_resolution = (double)manager_info->timer_resolution;
// Connect to the new manager using TCP/IP as appropriate
if (theApp.login_port->type == PORT_TYPE_TCP) {
strcpy(manager->network_name, manager_info->names[1]);
manager->port = new PortTCP;
// Do not connect to "network_name". See Manager.h for detailed comments.
if (!manager->port->Connect(manager_info->names[1], network_port)) {
ErrorMessage("Could not connect to new manager using "
"TCP/IP port in ManagerList::AddManager");
return NULL;
}
} else {
ErrorMessage("Invalid login port in ManagerList::AddManager");
return NULL;
}
// Adding manager to end of the manager list and updating the last manager accessed
// to be the new manager.
managers.Add(manager);
// Assign disambiguating integer identifiers to same-named managers.
theApp.manager_list.IndexManagers();
// Notify the manager loadmap that a new manager has logged in.
// This notification is only necessary if a configuration file restore
// is taking place and some of the managers required to restore the
// manager/worker configuration are not yet connected to Iometer.
if (loadmap.IsWaitingList())
(void)loadmap.ManagerLoggedIn(manager->name, manager->network_name, manager);
// Return a pointer to the new manager.
return manager;
}
//
// Comparing the network names of two machines.
//
BOOL ManagerList::CompareNames(char *net_name1, char *net_name2)
{
CString name1, name2;
name1 = net_name1;
name2 = net_name2;
name1 = name1.Mid(2); // remove the leading '\\'
name2 = name2.Mid(2); // remove the leading '\\'
name1 = name1.Mid(0, name1.Find('\\'));
name2 = name2.Mid(0, name2.Find('\\'));
return (name1 == name2);
}
//
// Removing a manager from the list.
//
BOOL ManagerList::RemoveManager(int index, int purpose)
{
int i;
if (index < 0 || index >= ManagerCount()) {
ErrorMessage("Invalid index in ManagerList::RemoveManager().");
return FALSE;
}
// Informing manager to end execution or reset depending on the purpose.
Send(index, purpose);
// Remove both the manager and it's reference in the list.
delete GetManager(index);
managers.RemoveAt(index);
// Assign disambiguating integer identifiers to same-named managers.
theApp.manager_list.IndexManagers();
// Perform a full reset if all managers have
// been removed to reset the display properly.
i = ManagerCount();
if (!i)
theApp.pView->Reset();
return (i);
}
//
// Clearing the list of all managers.
//
void ManagerList::RemoveAllManagers(int purpose)
{
while (ManagerCount())
RemoveManager(0, purpose);
}
//
// Initializing results for all systems and their workers.
//
void ManagerList::ResetResults(int which_perf)
{
if ((which_perf < 0) || (which_perf >= MAX_PERF))
return;
memset(&(results[which_perf]), 0, sizeof(Results));
}
//
// Reset all results for all managers. This includes resetting the results for all
// managers and any results stored for them.
//
void ManagerList::ResetAllResults()
{
ResetResults(WHOLE_TEST_PERF);
ResetResults(LAST_UPDATE_PERF);
// Have all managers reset their results too.
for (int i = 0; i < ManagerCount(); i++)
GetManager(i)->ResetAllResults();
}
//
// Sending a message to a manager.
//
DWORDLONG ManagerList::Send(int manager_index, Message * msg, int recipient)
{
msg->data = recipient;
return GetManager(manager_index)->Send(msg);
}
DWORDLONG ManagerList::Send(int manager_index, int purpose, int recipient)
{
Message msg;
msg.purpose = purpose;
msg.data = recipient;
return GetManager(manager_index)->Send(&msg);
}
//
// Sending a message to all managers.
//
void ManagerList::SendManagers(Message * msg, int recipient)
{
msg->data = recipient;
for (int i = 0; i < ManagerCount(); i++)
GetManager(i)->Send(msg);
}
void ManagerList::SendManagers(int purpose, int recipient)
{
Message msg;
msg.purpose = purpose;
SendManagers(&msg, recipient);
}
//
// Sending a message to all managers which are active in the current test.
//
BOOL ManagerList::SendActiveManagers(int purpose)
{
Manager *manager;
Message reply_msg;
for (int i = 0; i < ManagerCount(); i++) {
manager = GetManager(i);
// Skip managers not active in the current test.
if (!manager->ActiveInCurrentTest())
continue;
manager->Send(ALL_WORKERS, purpose);
// Check to see if a reply is necessary.
if (purpose & REPLY_FILTER) {
// Reply expected. Check for success.
manager->Receive(&reply_msg);
if (!reply_msg.data)
return FALSE;
}
}
return TRUE;
}
//
// Getting a message from a specified manager.
//
DWORDLONG ManagerList::ReceiveManager(int index, Message * msg)
{
return GetManager(index)->Receive(msg);
}
//
// Receiving a message from all managers. The contents of the message are
// discarded. This is usually used to indicate reply messages from the
// workers, so that Iometer knows that all managers have received the messages.
//
void ManagerList::ReceiveManagers()
{
Message msg;
for (int m = 0; m < ManagerCount(); m++)
ReceiveManager(m, &msg);
}
BOOL ManagerList::SetAccess(int spec_index)
{
for (int m = 0; m < ManagerCount(); m++) {
if (!GetManager(m)->SetAccess(spec_index))
return FALSE;
}
return TRUE;
}
//
// Setting active targets of all workers.
//
BOOL ManagerList::SetTargets()
{
for (int m = 0; m < ManagerCount(); m++) {
if (!GetManager(m)->SetTargets())
return FALSE;
}
return TRUE;
}
void ManagerList::Reset()
{
RemoveAllManagers(RESET);
// Clear the manager list's results.
ResetResults(WHOLE_TEST_PERF);
ResetResults(LAST_UPDATE_PERF);
}
void ManagerList::SaveResults(ostream * file, int access_index, int result_type)
{
char specname[MAX_WORKER_NAME];
int stat = 0;
struct _timeb tb;
struct tm *ptm;
char acDummy[64];
// Writing result header information.
(*file) << "'Results" << endl
<< "'Target Type,Target Name,Access Specification Name,# Managers,"
<< "# Workers,# Disks,IOps,Read IOps,Write IOps,MiBps (Binary),Read MiBps (Binary),Write MiBps (Binary),"
<< "MBps (Decimal),Read MBps (Decimal),Write MBps (Decimal),Transactions per Second,Connections per Second,"
<< "Average Response Time,Average Read Response Time,"
<< "Average Write Response Time,Average Transaction Time,"
<< "Average Connection Time,Maximum Response Time,"
<< "Maximum Read Response Time,Maximum Write Response Time,"
<< "Maximum Transaction Time,Maximum Connection Time,"
<< "Errors,Read Errors,Write Errors,Bytes Read,Bytes Written,Read I/Os,"
<< "Write I/Os,Connections,Transactions per Connection,"
<< "Total Raw Read Response Time,Total Raw Write Response Time,"
<< "Total Raw Transaction Time,Total Raw Connection Time,"
<< "Maximum Raw Read Response Time,Maximum Raw Write Response Time,"
<< "Maximum Raw Transaction Time,Maximum Raw Connection Time,"
<< "Total Raw Run Time,Starting Sector,Maximum Size,Queue Depth,"
<< "% CPU Utilization,% User Time,% Privileged Time,% DPC Time,"
<< "% Interrupt Time,Processor Speed,Interrupts per Second,"
<< "CPU Effectiveness,Packets/Second,Packet Errors," << "Segments Retransmitted/Second"
<< ",0 to 50 uS,50 to 100 uS,100 to 200 uS,200 to 500 uS,0.5 to 1 mS,1 to 2 mS,2 to 5 mS,5 to 10 mS,10 to 15 mS,15 to 20 mS,20 to 30 mS,30 to 50 mS,50 to 100 mS,100 to 200 mS,200 to 500 mS,0.5 to 1 S,1 to 2 s,2 to 4.7 s,4.7 to 5 s,5 to 10 s, >= 10 s"
<< endl;
// Writing manager list results
(*file) << "ALL" << "," << "All" << "," << GetCommonAccessSpec(access_index, specname)
<< "," << ManagerCount(ActiveType)
<< "," << WorkerCount(ActiveType)
<< "," << TargetCount(ActiveType) + WorkerCount((TargetType) (GenericClientType | ActiveType))
<< "," << results[WHOLE_TEST_PERF].IOps
<< "," << results[WHOLE_TEST_PERF].read_IOps
<< "," << results[WHOLE_TEST_PERF].write_IOps
<< "," << results[WHOLE_TEST_PERF].MBps_Bin
<< "," << results[WHOLE_TEST_PERF].read_MBps_Bin
<< "," << results[WHOLE_TEST_PERF].write_MBps_Bin
<< "," << results[WHOLE_TEST_PERF].MBps_Dec
<< "," << results[WHOLE_TEST_PERF].read_MBps_Dec
<< "," << results[WHOLE_TEST_PERF].write_MBps_Dec
<< "," << results[WHOLE_TEST_PERF].transactions_per_second
<< "," << results[WHOLE_TEST_PERF].connections_per_second
<< "," << results[WHOLE_TEST_PERF].ave_latency
<< "," << results[WHOLE_TEST_PERF].ave_read_latency
<< "," << results[WHOLE_TEST_PERF].ave_write_latency
<< "," << results[WHOLE_TEST_PERF].ave_transaction_latency
<< "," << results[WHOLE_TEST_PERF].ave_connection_latency
<< "," << results[WHOLE_TEST_PERF].max_latency
<< "," << results[WHOLE_TEST_PERF].max_read_latency
<< "," << results[WHOLE_TEST_PERF].max_write_latency
<< "," << results[WHOLE_TEST_PERF].max_transaction_latency
<< "," << results[WHOLE_TEST_PERF].max_connection_latency
<< "," << results[WHOLE_TEST_PERF].total_errors
<< "," << results[WHOLE_TEST_PERF].raw.read_errors
<< "," << results[WHOLE_TEST_PERF].raw.write_errors
<< "," << results[WHOLE_TEST_PERF].raw.bytes_read
<< "," << results[WHOLE_TEST_PERF].raw.bytes_written
<< "," << results[WHOLE_TEST_PERF].raw.read_count
<< "," << results[WHOLE_TEST_PERF].raw.write_count
<< "," << results[WHOLE_TEST_PERF].raw.connection_count << ",";
if (GetConnectionRate(ActiveType) == ENABLED_VALUE)
(*file) << GetTransPerConn(ActiveType);
else
(*file) << AMBIGUOUS_VALUE;
(*file) << ",,,,,,,,,"; // unused raw results for manager list
(*file) << "," << GetDiskStart((TargetType) (GenericDiskType | ActiveType))
<< "," << GetDiskSize((TargetType) (GenericDiskType | ActiveType))
<< "," << GetQueueDepth(ActiveType);
for (stat = 0; stat < CPU_UTILIZATION_RESULTS; stat++)
(*file) << "," << results[WHOLE_TEST_PERF].CPU_utilization[stat];
(*file) << "," // processor speed
<< "," << results[WHOLE_TEST_PERF].CPU_utilization[CPU_IRQ];
(*file) << "," << results[WHOLE_TEST_PERF].CPU_effectiveness;
for (stat = 0; stat < NI_COMBINE_RESULTS; stat++)
(*file) << "," << results[WHOLE_TEST_PERF].ni_statistics[stat];
for (stat = 0; stat < TCP_RESULTS; stat++)
(*file) << "," << results[WHOLE_TEST_PERF].tcp_statistics[stat];
for (stat = 0; stat < LATENCY_BIN_SIZE; stat++) {
(*file) << "," << results[WHOLE_TEST_PERF].raw.latency_bin[stat];
}
(*file) << endl;
// If requested, save manager results.
if (result_type == RecordAll || result_type == RecordNoTargets || result_type == RecordNoWorkers) {
for (int i = 0; i < ManagerCount(); i++)
GetManager(i)->SaveResults(file, access_index, result_type);
}
// Write current timestamp into the result file
(*file) << "'Time Stamp" << endl;
_ftime(&tb);
ptm = localtime(&tb.time);
snprintf(acDummy, 64, "%04d-%02d-%02d %02d:%02d:%02d:%003d", ptm->tm_year + 1900,
ptm->tm_mon + 1, ptm->tm_mday, ptm->tm_hour, ptm->tm_min, ptm->tm_sec, tb.millitm);
(*file) << acDummy << endl;
}
//
// Calculation intensive code to determine the combined performance for
// all managers and their workers. Programmers beware.
//
void ManagerList::UpdateResults(int which_perf, bool instantaneousDump)
{
Manager *manager;
// Total time each manager used transferring I/Os in ms.
double read_latency_sum = 0;
double write_latency_sum = 0;
double transaction_latency_sum = 0;
double connection_latency_sum = 0;
int stat; // loop control
if ((which_perf < 0) || (which_perf >= MAX_PERF))
return;
ResetResults(which_perf);
// Loop through all managers to get their results.
for (int i = 0; i < ManagerCount(); i++) {
manager = GetManager(i);
// Skip managers not active in the current test.
if (!manager->ActiveInCurrentTest()) {
// Clear the results of idle managers to prevent them from being
// displayed in the results window.
manager->ResetAllResults();
continue;
}
// Request an update from all managers and process the results.
manager->UpdateResults(which_perf, instantaneousDump);
// Recording error results.
results[which_perf].total_errors += manager->results[which_perf].total_errors;
results[which_perf].raw.read_errors += manager->results[which_perf].raw.read_errors;
results[which_perf].raw.write_errors += manager->results[which_perf].raw.write_errors;
// Recording results related to the number of I/Os completed.
results[which_perf].IOps += manager->results[which_perf].IOps;
results[which_perf].read_IOps += manager->results[which_perf].read_IOps;
results[which_perf].write_IOps += manager->results[which_perf].write_IOps;
results[which_perf].raw.read_count += manager->results[which_perf].raw.read_count;
results[which_perf].raw.write_count += manager->results[which_perf].raw.write_count;
// Recording throughput results.
results[which_perf].MBps_Bin += manager->results[which_perf].MBps_Bin;
results[which_perf].read_MBps_Bin += manager->results[which_perf].read_MBps_Bin;
results[which_perf].write_MBps_Bin += manager->results[which_perf].write_MBps_Bin;
results[which_perf].MBps_Dec += manager->results[which_perf].MBps_Dec;
results[which_perf].read_MBps_Dec += manager->results[which_perf].read_MBps_Dec;
results[which_perf].write_MBps_Dec += manager->results[which_perf].write_MBps_Dec;
results[which_perf].raw.bytes_read += manager->results[which_perf].raw.bytes_read;
results[which_perf].raw.bytes_written += manager->results[which_perf].raw.bytes_written;
// Recording results related to the number of transactions completed.
results[which_perf].transactions_per_second += manager->results[which_perf].transactions_per_second;
results[which_perf].raw.transaction_count += manager->results[which_perf].raw.transaction_count;
// Recording results related to the number of connections completed.
results[which_perf].connections_per_second += manager->results[which_perf].connections_per_second;
results[which_perf].raw.connection_count += manager->results[which_perf].raw.connection_count;
// Recording maximum latency information.
if (results[which_perf].max_latency < manager->results[which_perf].max_latency) {
results[which_perf].max_latency = manager->results[which_perf].max_latency;
}
if (results[which_perf].max_read_latency < manager->results[which_perf].max_read_latency) {
results[which_perf].max_read_latency = manager->results[which_perf].max_read_latency;
}
if (results[which_perf].max_write_latency < manager->results[which_perf].max_write_latency) {
results[which_perf].max_write_latency = manager->results[which_perf].max_write_latency;
}
if (results[which_perf].max_transaction_latency < manager->results[which_perf].max_transaction_latency) {
results[which_perf].max_transaction_latency =
manager->results[which_perf].max_transaction_latency;
}
if (results[which_perf].max_connection_latency < manager->results[which_perf].max_connection_latency) {
results[which_perf].max_connection_latency =
manager->results[which_perf].max_connection_latency;
}
read_latency_sum += (double)(_int64)
manager->results[which_perf].raw.read_latency_sum / (double)manager->timer_resolution;
write_latency_sum += (double)(_int64)
manager->results[which_perf].raw.write_latency_sum / (double)manager->timer_resolution;
transaction_latency_sum += (double)(_int64)
manager->results[which_perf].raw.transaction_latency_sum / (double)manager->timer_resolution;
connection_latency_sum += (double)(_int64)
manager->results[which_perf].raw.connection_latency_sum / (double)manager->timer_resolution;
for (stat = 0; stat < CPU_RESULTS; stat++) {
results[which_perf].CPU_utilization[stat] += manager->results[which_perf].CPU_utilization[stat];
}
for (stat = 0; stat < TCP_RESULTS; stat++) {
results[which_perf].tcp_statistics[stat] += manager->results[which_perf].tcp_statistics[stat];
}
for (stat = 0; stat < NI_COMBINE_RESULTS; stat++) {
results[which_perf].ni_statistics[stat] += manager->results[which_perf].ni_statistics[stat];
}
for (stat = 0; stat < LATENCY_BIN_SIZE; stat++) {
results[which_perf].raw.latency_bin[stat] += manager->results[which_perf].raw.latency_bin[stat];
}
}
if (results[which_perf].raw.read_count || results[which_perf].raw.write_count) {
results[which_perf].ave_latency = (read_latency_sum + write_latency_sum) * (double)
1000 / (double)(_int64) (results[which_perf].raw.read_count + results[which_perf].raw.write_count);
if (results[which_perf].raw.read_count)
results[which_perf].ave_read_latency = read_latency_sum * (double)1000 /
(double)(_int64) results[which_perf].raw.read_count;
else
results[which_perf].ave_read_latency = (double)0;
if (results[which_perf].raw.write_count)
results[which_perf].ave_write_latency = write_latency_sum * (double)1000
/ (double)(_int64) results[which_perf].raw.write_count;
else
results[which_perf].ave_write_latency = (double)0;
if (results[which_perf].raw.transaction_count) {
results[which_perf].ave_transaction_latency = transaction_latency_sum *
(double)1000 / (double)(_int64)
(results[which_perf].raw.transaction_count);
} else {
results[which_perf].ave_transaction_latency = (double)0;
}
} else {
results[which_perf].ave_latency = (double)0;
results[which_perf].ave_read_latency = (double)0;
results[which_perf].ave_write_latency = (double)0;
results[which_perf].ave_transaction_latency = (double)0;
}
if (results[which_perf].raw.connection_count) {
results[which_perf].ave_connection_latency = connection_latency_sum * (double)1000
/ (double)(_int64) (results[which_perf].raw.connection_count);
} else {
results[which_perf].ave_connection_latency = (double)0;
}
for (stat = 0; stat < CPU_UTILIZATION_RESULTS; stat++) {
results[which_perf].CPU_utilization[stat] /= ManagerCount(ActiveType);
}
if (results[which_perf].CPU_utilization[CPU_TOTAL_UTILIZATION] != (double)0) {
results[which_perf].CPU_effectiveness = results[which_perf].IOps /
results[which_perf].CPU_utilization[CPU_TOTAL_UTILIZATION];
} else {
results[which_perf].CPU_effectiveness = (double)0;
}
}
////////////////////////////////////////////////////////////////////////////////////
//
// The following functions update the values for the starting sector, the number of
// sectors to access, the queue depth, and the disk selection.
// On the ManagerList level, it propagates down the tree to all the managers and
// calls the managers function.
//
////////////////////////////////////////////////////////////////////////////////////
void ManagerList::SetDiskSize(DWORDLONG disk_size)
{
int i, mgr_count;
// Loop through all the managers.
mgr_count = ManagerCount(GenericDiskType);
for (i = 0; i < mgr_count; i++)
GetManager(i, GenericDiskType)->SetDiskSize(disk_size);
}
void ManagerList::SetDiskStart(DWORDLONG disk_start)
{
int i, mgr_count;
// Loop through all the managers.
mgr_count = ManagerCount(GenericDiskType);
for (i = 0; i < mgr_count; i++)
GetManager(i, GenericDiskType)->SetDiskStart(disk_start);
}
void ManagerList::SetQueueDepth(int queue_size, TargetType type)
{
int i, mgr_count;
// Loop through all the managers.
mgr_count = ManagerCount(type);
for (i = 0; i < mgr_count; i++)
GetManager(i, type)->SetQueueDepth(queue_size, type);
}
void ManagerList::SetMaxSends(int max_sends)
{
int i, mgr_count;
// Loop through all the managers.
mgr_count = ManagerCount(VIServerType);
for (i = 0; i < mgr_count; i++)
GetManager(i, VIServerType)->SetMaxSends(max_sends);
}
void ManagerList::SetConnectionRate(BOOL connection_rate, TargetType type)
{
int i, mgr_count;
// Loop through all the managers.
mgr_count = ManagerCount(type);
for (i = 0; i < mgr_count; i++)
GetManager(i, type)->SetConnectionRate(connection_rate, type);
}
void ManagerList::SetDataPattern(int data_pattern, TargetType type)
{
int i, mgr_count;
// Loop through all the managers.
mgr_count = ManagerCount(type);
for (i = 0; i < mgr_count; i++)
GetManager(i, type)->SetDataPattern(data_pattern, type);
}
void ManagerList::SetTransPerConn(int trans_per_conn, TargetType type)
{
int i, mgr_count;
// Loop through all the managers.
mgr_count = ManagerCount(type);
for (i = 0; i < mgr_count; i++)
GetManager(i, type)->SetTransPerConn(trans_per_conn, type);
}
void ManagerList::SetUseFixedSeed(BOOL use_fixed_seed, TargetType type)
{
int i, mgr_count;
// Loop through all the managers.
mgr_count = ManagerCount(type);
for (i = 0; i < mgr_count; i++)
GetManager(i, type)->SetUseFixedSeed(use_fixed_seed, type);
}
void ManagerList::SetFixedSeedValue(DWORDLONG fixed_seed_value, TargetType type)
{
int i, mgr_count;
// Loop through all the managers.
mgr_count = ManagerCount(type);
for (i = 0; i < mgr_count; i++)
GetManager(i, type)->SetFixedSeedValue(fixed_seed_value, type);
}
///////////////////////////////////////////////
//
// Functions to retrieve worker information
//
// Functions return a valid value if all
// underlying workers have the same value.
//
///////////////////////////////////////////////
int ManagerList::GetConnectionRate(TargetType type)
{
int m, mgr_count, mgr_result;
if (!(mgr_count = ManagerCount(type)))
return AMBIGUOUS_VALUE;
// Get the value of the first manager.
mgr_result = GetManager(0, type)->GetConnectionRate(type);
// Compare each manager's value with the first manager.
for (m = 1; m < mgr_count; m++) {
if (GetManager(m, type)->WorkerCount(type) &&
mgr_result != GetManager(m, type)->GetConnectionRate(type)) {
// The values are not the same.
return AMBIGUOUS_VALUE;
}
}
// All managers have the same value.
return mgr_result;
}
int ManagerList::GetDataPattern(TargetType type)
{
BOOL mgr_result;
int m, mgr_count;
if (!(mgr_count = ManagerCount(type)))
return AMBIGUOUS_VALUE;
// Get the value of the first manager.
mgr_result = GetManager(0, type)->GetDataPattern(type);
// Compare each manager's value with the first manager.
for (m = 1; m < mgr_count; m++) {
if (GetManager(m, type)->WorkerCount(type) &&
mgr_result != GetManager(m, type)->GetDataPattern(type)) {
// The values are not the same.
return AMBIGUOUS_VALUE;
}
}
// All managers have the same value.
return mgr_result;
}
int ManagerList::GetTransPerConn(TargetType type)
{
int m, mgr_count, mgr_result;
if (!(mgr_count = ManagerCount(type)))
return AMBIGUOUS_VALUE;
// Get the value of the first manager.
mgr_result = GetManager(0, type)->GetTransPerConn(type);
// Compare each manager's value with the first manager, if it has any
// workers of the specified type.
for (m = 1; m < mgr_count; m++) {
if (GetManager(m, type)->WorkerCount(type) && mgr_result != GetManager(m, type)->GetTransPerConn(type)) {
// The values are not the same.
return AMBIGUOUS_VALUE;
}
}
return mgr_result;
}
int ManagerList::GetUseFixedSeed(TargetType type)
{
int m, mgr_count, mgr_result;
if (!(mgr_count = ManagerCount(type)))
return AMBIGUOUS_VALUE;
// Get the value of the first manager.
mgr_result = GetManager(0, type)->GetUseFixedSeed(type);
// Compare each manager's value with the first manager.
for (m = 1; m < mgr_count; m++) {
if (GetManager(m, type)->WorkerCount(type) &&
mgr_result != GetManager(m, type)->GetUseFixedSeed(type)) {
// The values are not the same.
return AMBIGUOUS_VALUE;
}
}
// All managers have the same value.
return mgr_result;
}
DWORDLONG ManagerList::GetFixedSeedValue(TargetType type)
{
int m, mgr_count;
DWORDLONG mgr_result;
if (!(mgr_count = ManagerCount(type)))
return AMBIGUOUS_VALUE;
// Get the value of the first manager.
mgr_result = GetManager(0, type)->GetFixedSeedValue(type);
// Compare each manager's value with the first manager, if it has any
// workers of the specified type.
for (m = 1; m < mgr_count; m++) {
if (GetManager(m, type)->WorkerCount(type) && mgr_result != GetManager(m, type)->GetFixedSeedValue(type)) {
// The values are not the same.
return AMBIGUOUS_VALUE;
}
}
return mgr_result;
}
DWORDLONG ManagerList::GetDiskStart(TargetType type)
{
int m, mgr_count;
DWORDLONG mgr_result;
if (!(mgr_count = ManagerCount(type)))
return AMBIGUOUS_VALUE;
// Get the value of the first manager.
mgr_result = GetManager(0, type)->GetDiskStart(type);
// Compare each manager's value with the first manager.
for (m = 1; m < mgr_count; m++) {
if (GetManager(m, type)->WorkerCount(type) && mgr_result != GetManager(m, type)->GetDiskStart(type)) {
// The values are not the same.
return AMBIGUOUS_VALUE;
}
}
return mgr_result;
}
DWORDLONG ManagerList::GetDiskSize(TargetType type)
{
int m, mgr_count;
DWORDLONG mgr_result;
if (!(mgr_count = ManagerCount(type)))
return AMBIGUOUS_VALUE;
// Get the value of the first manager.
mgr_result = GetManager(0, type)->GetDiskSize(type);
// Compare each manager's value with the first manager.
for (m = 1; m < mgr_count; m++) {
if (GetManager(m, type)->WorkerCount(type) && mgr_result != GetManager(m, type)->GetDiskSize(type)) {
// The values are not the same.
return AMBIGUOUS_VALUE;
}
}
return mgr_result;
}
int ManagerList::GetQueueDepth(TargetType type)
{
int m, mgr_count, mgr_result;
if (!(mgr_count = ManagerCount(type)))
return AMBIGUOUS_VALUE;
// Get the value of the first manager.
mgr_result = GetManager(0, type)->GetQueueDepth(type);
// Compare each manager's value with the first manager.
for (m = 1; m < mgr_count; m++) {
if (GetManager(m, type)->WorkerCount(type) && mgr_result != GetManager(m, type)->GetQueueDepth(type)) {
// The values are not the same.
return AMBIGUOUS_VALUE;
}
}
return mgr_result;
}
int ManagerList::GetMaxSends(TargetType type)
{
int m, mgr_count, mgr_result;
if (!(mgr_count = ManagerCount(type)))
return AMBIGUOUS_VALUE;
// Get the value of the first manager.
mgr_result = GetManager(0, type)->GetMaxSends(type);
// Compare each manager's value with the first manager.
for (m = 1; m < mgr_count; m++) {
if (GetManager(m, type)->WorkerCount(type) && mgr_result != GetManager(m, type)->GetMaxSends(type)) {
// The values are not the same.
return AMBIGUOUS_VALUE;
}
}
return mgr_result;
}
//
// Return the number of managers that have workers with targets of the
// specified type
//
int ManagerList::ManagerCount(TargetType type)
{
int i, mgr_count, count = 0;
mgr_count = managers.GetSize();
for (i = 0; i < mgr_count; i++) {
if (IsType(managers[i]->Type(), type))
count++;
}
return count;
}
//
// Return the total number of workers summed for all managers.
//
int ManagerList::WorkerCount(TargetType type)
{
int i, count = 0, mgr_count = ManagerCount(type);
for (i = 0; i < mgr_count; i++)
count += GetManager(i, type)->WorkerCount(type);
return count;