Examples with GetHostStatsAnswer com.cloud.agent.api.GetHostStatsAnswer used on opensource projects

Example 6 with GetHostStatsAnswer

use of com.cloud.agent.api.GetHostStatsAnswer in project cloudstack by apache.

the class ResourceManagerImpl method getHostStatistics.

@Override
public HostStats getHostStatistics(final long hostId) {
    final Answer answer = _agentMgr.easySend(hostId, new GetHostStatsCommand(_hostDao.findById(hostId).getGuid(), _hostDao.findById(hostId).getName(), hostId));
    if (answer != null && answer instanceof UnsupportedAnswer) {
        return null;
    }
    if (answer == null || !answer.getResult()) {
        final String msg = "Unable to obtain host " + hostId + " statistics. ";
        s_logger.warn(msg);
        return null;
    } else {
        // now construct the result object
        if (answer instanceof GetHostStatsAnswer) {
            return ((GetHostStatsAnswer) answer).getHostStats();
        }
    }
    return null;
}

Example 7 with GetHostStatsAnswer

use of com.cloud.agent.api.GetHostStatsAnswer in project cloudstack by apache.

the class LibvirtGetHostStatsCommandWrapper method execute.

@Override
public Answer execute(final GetHostStatsCommand command, final LibvirtComputingResource libvirtComputingResource) {
    CPUStat cpuStat = libvirtComputingResource.getCPUStat();
    MemStat memStat = libvirtComputingResource.getMemStat();
    final double cpuUtil = cpuStat.getCpuUsedPercent();
    memStat.refresh();
    double totMem = memStat.getTotal();
    double freeMem = memStat.getAvailable();
    final Pair<Double, Double> nicStats = libvirtComputingResource.getNicStats(libvirtComputingResource.getPublicBridgeName());
    final HostStatsEntry hostStats = new HostStatsEntry(command.getHostId(), cpuUtil, nicStats.first() / 1024, nicStats.second() / 1024, "host", totMem, freeMem, 0, 0);
    return new GetHostStatsAnswer(command, hostStats);
}

Example 8 with GetHostStatsAnswer

use of com.cloud.agent.api.GetHostStatsAnswer in project cloudstack by apache.

the class OvmResourceBase method execute.

protected Answer execute(GetHostStatsCommand cmd) {
    try {
        Map<String, String> res = OvmHost.getPerformanceStats(_conn, _publicNetworkName);
        Double cpuUtil = Double.parseDouble(res.get("cpuUtil"));
        Double rxBytes = Double.parseDouble(res.get("rxBytes"));
        Double txBytes = Double.parseDouble(res.get("txBytes"));
        Double totalMemory = Double.parseDouble(res.get("totalMemory"));
        Double freeMemory = Double.parseDouble(res.get("freeMemory"));
        HostStatsEntry hostStats = new HostStatsEntry(cmd.getHostId(), cpuUtil, rxBytes, txBytes, "host", totalMemory, freeMemory, 0, 0);
        return new GetHostStatsAnswer(cmd, hostStats);
    } catch (Exception e) {
        s_logger.debug("Get host stats of " + cmd.getHostName() + " failed", e);
        return new Answer(cmd, false, e.getMessage());
    }
}

Example 9 with GetHostStatsAnswer

use of com.cloud.agent.api.GetHostStatsAnswer in project cloudstack by apache.

the class VmwareResource method execute.

protected Answer execute(GetHostStatsCommand cmd) {
    if (s_logger.isTraceEnabled()) {
        s_logger.trace("Executing resource GetHostStatsCommand: " + _gson.toJson(cmd));
    }
    VmwareContext context = getServiceContext();
    VmwareHypervisorHost hyperHost = getHyperHost(context);
    HostStatsEntry hostStats = new HostStatsEntry(cmd.getHostId(), 0, 0, 0, "host", 0, 0, 0, 0);
    Answer answer = new GetHostStatsAnswer(cmd, hostStats);
    try {
        HostStatsEntry entry = getHyperHostStats(hyperHost);
        if (entry != null) {
            entry.setHostId(cmd.getHostId());
            answer = new GetHostStatsAnswer(cmd, entry);
        }
    } catch (Exception e) {
        if (e instanceof RemoteException) {
            s_logger.warn("Encounter remote exception to vCenter, invalidate VMware session context");
            invalidateServiceContext();
        }
        String msg = "Unable to execute GetHostStatsCommand due to " + VmwareHelper.getExceptionMessage(e);
        s_logger.error(msg, e);
    }
    if (s_logger.isTraceEnabled()) {
        s_logger.trace("GetHostStats Answer: " + _gson.toJson(answer));
    }
    return answer;
}