use of com.cloud.agent.api.GetVmDiskStatsAnswer in project cloudstack by apache.
the class UserVmManagerImpl method collectVmDiskStatistics.
@Override
public void collectVmDiskStatistics(final UserVm userVm) {
// Only supported for KVM and VMware
if (!(userVm.getHypervisorType().equals(HypervisorType.KVM) || userVm.getHypervisorType().equals(HypervisorType.VMware))) {
return;
}
s_logger.debug("Collect vm disk statistics from host before stopping VM");
if (userVm.getHostId() == null) {
s_logger.error("Unable to collect vm disk statistics for VM as the host is null, skipping VM disk statistics collection");
return;
}
long hostId = userVm.getHostId();
List<String> vmNames = new ArrayList<String>();
vmNames.add(userVm.getInstanceName());
final HostVO host = _hostDao.findById(hostId);
GetVmDiskStatsAnswer diskStatsAnswer = null;
try {
diskStatsAnswer = (GetVmDiskStatsAnswer) _agentMgr.easySend(hostId, new GetVmDiskStatsCommand(vmNames, host.getGuid(), host.getName()));
} catch (Exception e) {
s_logger.warn("Error while collecting disk stats for vm: " + userVm.getInstanceName() + " from host: " + host.getName(), e);
return;
}
if (diskStatsAnswer != null) {
if (!diskStatsAnswer.getResult()) {
s_logger.warn("Error while collecting disk stats vm: " + userVm.getInstanceName() + " from host: " + host.getName() + "; details: " + diskStatsAnswer.getDetails());
return;
}
try {
final GetVmDiskStatsAnswer diskStatsAnswerFinal = diskStatsAnswer;
Transaction.execute(new TransactionCallbackNoReturn() {
@Override
public void doInTransactionWithoutResult(TransactionStatus status) {
HashMap<String, List<VmDiskStatsEntry>> vmDiskStatsByName = diskStatsAnswerFinal.getVmDiskStatsMap();
if (vmDiskStatsByName == null) {
return;
}
List<VmDiskStatsEntry> vmDiskStats = vmDiskStatsByName.get(userVm.getInstanceName());
if (vmDiskStats == null) {
return;
}
for (VmDiskStatsEntry vmDiskStat : vmDiskStats) {
SearchCriteria<VolumeVO> sc_volume = _volsDao.createSearchCriteria();
sc_volume.addAnd("path", SearchCriteria.Op.EQ, vmDiskStat.getPath());
List<VolumeVO> volumes = _volsDao.search(sc_volume, null);
if ((volumes == null) || (volumes.size() == 0)) {
break;
}
VolumeVO volume = volumes.get(0);
VmDiskStatisticsVO previousVmDiskStats = _vmDiskStatsDao.findBy(userVm.getAccountId(), userVm.getDataCenterId(), userVm.getId(), volume.getId());
VmDiskStatisticsVO vmDiskStat_lock = _vmDiskStatsDao.lock(userVm.getAccountId(), userVm.getDataCenterId(), userVm.getId(), volume.getId());
if ((vmDiskStat.getIORead() == 0) && (vmDiskStat.getIOWrite() == 0) && (vmDiskStat.getBytesRead() == 0) && (vmDiskStat.getBytesWrite() == 0)) {
s_logger.debug("Read/Write of IO and Bytes are both 0. Not updating vm_disk_statistics");
continue;
}
if (vmDiskStat_lock == null) {
s_logger.warn("unable to find vm disk stats from host for account: " + userVm.getAccountId() + " with vmId: " + userVm.getId() + " and volumeId:" + volume.getId());
continue;
}
if (previousVmDiskStats != null && ((previousVmDiskStats.getCurrentIORead() != vmDiskStat_lock.getCurrentIORead()) || ((previousVmDiskStats.getCurrentIOWrite() != vmDiskStat_lock.getCurrentIOWrite()) || (previousVmDiskStats.getCurrentBytesRead() != vmDiskStat_lock.getCurrentBytesRead()) || (previousVmDiskStats.getCurrentBytesWrite() != vmDiskStat_lock.getCurrentBytesWrite())))) {
s_logger.debug("vm disk stats changed from the time GetVmDiskStatsCommand was sent. " + "Ignoring current answer. Host: " + host.getName() + " . VM: " + vmDiskStat.getVmName() + " IO Read: " + vmDiskStat.getIORead() + " IO Write: " + vmDiskStat.getIOWrite() + " Bytes Read: " + vmDiskStat.getBytesRead() + " Bytes Write: " + vmDiskStat.getBytesWrite());
continue;
}
if (vmDiskStat_lock.getCurrentIORead() > vmDiskStat.getIORead()) {
if (s_logger.isDebugEnabled()) {
s_logger.debug("Read # of IO that's less than the last one. " + "Assuming something went wrong and persisting it. Host: " + host.getName() + " . VM: " + vmDiskStat.getVmName() + " Reported: " + vmDiskStat.getIORead() + " Stored: " + vmDiskStat_lock.getCurrentIORead());
}
vmDiskStat_lock.setNetIORead(vmDiskStat_lock.getNetIORead() + vmDiskStat_lock.getCurrentIORead());
}
vmDiskStat_lock.setCurrentIORead(vmDiskStat.getIORead());
if (vmDiskStat_lock.getCurrentIOWrite() > vmDiskStat.getIOWrite()) {
if (s_logger.isDebugEnabled()) {
s_logger.debug("Write # of IO that's less than the last one. " + "Assuming something went wrong and persisting it. Host: " + host.getName() + " . VM: " + vmDiskStat.getVmName() + " Reported: " + vmDiskStat.getIOWrite() + " Stored: " + vmDiskStat_lock.getCurrentIOWrite());
}
vmDiskStat_lock.setNetIOWrite(vmDiskStat_lock.getNetIOWrite() + vmDiskStat_lock.getCurrentIOWrite());
}
vmDiskStat_lock.setCurrentIOWrite(vmDiskStat.getIOWrite());
if (vmDiskStat_lock.getCurrentBytesRead() > vmDiskStat.getBytesRead()) {
if (s_logger.isDebugEnabled()) {
s_logger.debug("Read # of Bytes that's less than the last one. " + "Assuming something went wrong and persisting it. Host: " + host.getName() + " . VM: " + vmDiskStat.getVmName() + " Reported: " + toHumanReadableSize(vmDiskStat.getBytesRead()) + " Stored: " + toHumanReadableSize(vmDiskStat_lock.getCurrentBytesRead()));
}
vmDiskStat_lock.setNetBytesRead(vmDiskStat_lock.getNetBytesRead() + vmDiskStat_lock.getCurrentBytesRead());
}
vmDiskStat_lock.setCurrentBytesRead(vmDiskStat.getBytesRead());
if (vmDiskStat_lock.getCurrentBytesWrite() > vmDiskStat.getBytesWrite()) {
if (s_logger.isDebugEnabled()) {
s_logger.debug("Write # of Bytes that's less than the last one. " + "Assuming something went wrong and persisting it. Host: " + host.getName() + " . VM: " + vmDiskStat.getVmName() + " Reported: " + toHumanReadableSize(vmDiskStat.getBytesWrite()) + " Stored: " + toHumanReadableSize(vmDiskStat_lock.getCurrentBytesWrite()));
}
vmDiskStat_lock.setNetBytesWrite(vmDiskStat_lock.getNetBytesWrite() + vmDiskStat_lock.getCurrentBytesWrite());
}
vmDiskStat_lock.setCurrentBytesWrite(vmDiskStat.getBytesWrite());
if (!_dailyOrHourly) {
// update agg bytes
vmDiskStat_lock.setAggIORead(vmDiskStat_lock.getNetIORead() + vmDiskStat_lock.getCurrentIORead());
vmDiskStat_lock.setAggIOWrite(vmDiskStat_lock.getNetIOWrite() + vmDiskStat_lock.getCurrentIOWrite());
vmDiskStat_lock.setAggBytesRead(vmDiskStat_lock.getNetBytesRead() + vmDiskStat_lock.getCurrentBytesRead());
vmDiskStat_lock.setAggBytesWrite(vmDiskStat_lock.getNetBytesWrite() + vmDiskStat_lock.getCurrentBytesWrite());
}
_vmDiskStatsDao.update(vmDiskStat_lock.getId(), vmDiskStat_lock);
}
}
});
} catch (Exception e) {
s_logger.warn(String.format("Unable to update VM disk statistics for %s from %s", userVm.getInstanceName(), host), e);
}
}
}
use of com.cloud.agent.api.GetVmDiskStatsAnswer in project cloudstack by apache.
the class UserVmManagerImpl method getVmDiskStatistics.
@Override
public HashMap<Long, List<VmDiskStatsEntry>> getVmDiskStatistics(long hostId, String hostName, List<Long> vmIds) throws CloudRuntimeException {
HashMap<Long, List<VmDiskStatsEntry>> vmDiskStatsById = new HashMap<Long, List<VmDiskStatsEntry>>();
if (vmIds.isEmpty()) {
return vmDiskStatsById;
}
List<String> vmNames = new ArrayList<String>();
for (Long vmId : vmIds) {
UserVmVO vm = _vmDao.findById(vmId);
vmNames.add(vm.getInstanceName());
}
Answer answer = _agentMgr.easySend(hostId, new GetVmDiskStatsCommand(vmNames, _hostDao.findById(hostId).getGuid(), hostName));
if (answer == null || !answer.getResult()) {
s_logger.warn("Unable to obtain VM disk statistics.");
return null;
} else {
HashMap<String, List<VmDiskStatsEntry>> vmDiskStatsByName = ((GetVmDiskStatsAnswer) answer).getVmDiskStatsMap();
if (vmDiskStatsByName == null) {
s_logger.warn("Unable to obtain VM disk statistics.");
return null;
}
for (Map.Entry<String, List<VmDiskStatsEntry>> entry : vmDiskStatsByName.entrySet()) {
vmDiskStatsById.put(vmIds.get(vmNames.indexOf(entry.getKey())), entry.getValue());
}
}
return vmDiskStatsById;
}
use of com.cloud.agent.api.GetVmDiskStatsAnswer in project cloudstack by apache.
the class VmwareResource method execute.
protected Answer execute(GetVmDiskStatsCommand cmd) {
try {
final VmwareHypervisorHost hyperHost = getHyperHost(getServiceContext());
final ManagedObjectReference perfMgr = getServiceContext().getServiceContent().getPerfManager();
VimPortType service = getServiceContext().getService();
Integer windowInterval = getVmwareWindowTimeInterval();
final XMLGregorianCalendar startTime = VmwareHelper.getXMLGregorianCalendar(new Date(), windowInterval);
final XMLGregorianCalendar endTime = VmwareHelper.getXMLGregorianCalendar(new Date(), 0);
PerfCounterInfo diskReadIOPerfCounterInfo = null;
PerfCounterInfo diskWriteIOPerfCounterInfo = null;
PerfCounterInfo diskReadKbsPerfCounterInfo = null;
PerfCounterInfo diskWriteKbsPerfCounterInfo = null;
// https://pubs.vmware.com/vsphere-5-5/topic/com.vmware.wssdk.apiref.doc/virtual_disk_counters.html
List<PerfCounterInfo> cInfo = getServiceContext().getVimClient().getDynamicProperty(perfMgr, "perfCounter");
for (PerfCounterInfo info : cInfo) {
if ("virtualdisk".equalsIgnoreCase(info.getGroupInfo().getKey()) && "average".equalsIgnoreCase(info.getRollupType().value())) {
if ("numberReadAveraged".equalsIgnoreCase(info.getNameInfo().getKey())) {
diskReadIOPerfCounterInfo = info;
}
if ("numberWriteAveraged".equalsIgnoreCase(info.getNameInfo().getKey())) {
diskWriteIOPerfCounterInfo = info;
}
if ("read".equalsIgnoreCase(info.getNameInfo().getKey())) {
diskReadKbsPerfCounterInfo = info;
}
if ("write".equalsIgnoreCase(info.getNameInfo().getKey())) {
diskWriteKbsPerfCounterInfo = info;
}
}
}
final ManagedObjectReference dcMor = hyperHost.getHyperHostDatacenter();
final DatacenterMO dcMo = new DatacenterMO(getServiceContext(), dcMor);
final HashMap<String, List<VmDiskStatsEntry>> vmStatsMap = new HashMap<>();
for (final String vmName : cmd.getVmNames()) {
final VirtualMachineMO vmMo = dcMo.findVm(vmName);
final List<VmDiskStatsEntry> diskStats = new ArrayList<>();
for (final VirtualDisk disk : vmMo.getAllDiskDevice()) {
final String diskBusName = vmMo.getDeviceBusName(vmMo.getAllDeviceList(), disk);
long readReq = 0;
long readBytes = 0;
long writeReq = 0;
long writeBytes = 0;
final ArrayList<PerfMetricId> perfMetricsIds = new ArrayList<PerfMetricId>();
if (diskReadIOPerfCounterInfo != null) {
perfMetricsIds.add(VmwareHelper.createPerfMetricId(diskReadIOPerfCounterInfo, diskBusName));
}
if (diskWriteIOPerfCounterInfo != null) {
perfMetricsIds.add(VmwareHelper.createPerfMetricId(diskWriteIOPerfCounterInfo, diskBusName));
}
if (diskReadKbsPerfCounterInfo != null) {
perfMetricsIds.add(VmwareHelper.createPerfMetricId(diskReadKbsPerfCounterInfo, diskBusName));
}
if (diskWriteKbsPerfCounterInfo != null) {
perfMetricsIds.add(VmwareHelper.createPerfMetricId(diskWriteKbsPerfCounterInfo, diskBusName));
}
if (perfMetricsIds.size() > 0) {
try {
final PerfQuerySpec qSpec = new PerfQuerySpec();
qSpec.setEntity(vmMo.getMor());
qSpec.setFormat("normal");
qSpec.setIntervalId(windowInterval);
qSpec.setStartTime(startTime);
qSpec.setEndTime(endTime);
qSpec.getMetricId().addAll(perfMetricsIds);
for (final PerfEntityMetricBase perfValue : service.queryPerf(perfMgr, Collections.singletonList(qSpec))) {
if (!(perfValue instanceof PerfEntityMetric)) {
continue;
}
final List<PerfMetricSeries> values = ((PerfEntityMetric) perfValue).getValue();
if (values == null || values.isEmpty()) {
continue;
}
for (final PerfMetricSeries value : values) {
if (!(value instanceof PerfMetricIntSeries) || !value.getId().getInstance().equals(diskBusName)) {
continue;
}
final List<Long> perfStats = ((PerfMetricIntSeries) value).getValue();
if (perfStats.size() > 0) {
long sum = 0;
for (long val : perfStats) {
sum += val;
}
long avg = sum / perfStats.size();
if (value.getId().getCounterId() == diskReadIOPerfCounterInfo.getKey()) {
readReq = avg;
} else if (value.getId().getCounterId() == diskWriteIOPerfCounterInfo.getKey()) {
writeReq = avg;
} else if (value.getId().getCounterId() == diskReadKbsPerfCounterInfo.getKey()) {
readBytes = avg * 1024;
} else if (value.getId().getCounterId() == diskWriteKbsPerfCounterInfo.getKey()) {
writeBytes = avg * 1024;
}
}
}
}
} catch (Exception e) {
s_logger.error(String.format("Unable to execute PerfQuerySpec due to: [%s]. The window interval is enabled in vCenter?", VmwareHelper.getExceptionMessage(e)), e);
}
}
diskStats.add(new VmDiskStatsEntry(vmName, VmwareHelper.getDiskDeviceFileName(disk), writeReq, readReq, writeBytes, readBytes));
}
if (CollectionUtils.isNotEmpty(diskStats)) {
vmStatsMap.put(vmName, diskStats);
}
}
s_logger.debug(String.format("VM Disks Maps is: [%s].", _gson.toJson(vmStatsMap)));
if (MapUtils.isNotEmpty(vmStatsMap)) {
return new GetVmDiskStatsAnswer(cmd, "", cmd.getHostName(), vmStatsMap);
}
} catch (Exception e) {
s_logger.error(String.format("Unable to execute GetVmDiskStatsCommand due to [%s].", VmwareHelper.getExceptionMessage(e)), e);
}
return new GetVmDiskStatsAnswer(cmd, null, null, null);
}
Aggregations