Java Code Examples for oshi.hardware.CentralProcessor#getProcessorCpuLoadTicks()
The following examples show how to use
oshi.hardware.CentralProcessor#getProcessorCpuLoadTicks() .
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Example 1
Source File: CPULoadCollector.java From Mycat2 with GNU General Public License v3.0 | 5 votes |
@Override public List<MetricFamilySamples> collect() { SystemInfo systemInfo = new SystemInfo(); CentralProcessor processor = systemInfo.getHardware().getProcessor(); // List<CentralProcessor.LogicalProcessor> logicalProcessors = processor.getLogicalProcessors(); long[][] pTickList = processor.getProcessorCpuLoadTicks(); GaugeMetricFamily gaugeMetricFamily = new GaugeMetricFamily("mycat_cpu_utility", "mycat_cpu_utility", ImmutableList.of("index")); long[][] tickList = processor.getProcessorCpuLoadTicks(); for (int i = 0; i < pTickList.length; i++) { long[] prevTicks = pTickList[i]; long[] ticks = tickList[i]; long nice = ticks[CentralProcessor.TickType.NICE.getIndex()] - prevTicks[CentralProcessor.TickType.NICE.getIndex()]; long irq = ticks[CentralProcessor.TickType.IRQ.getIndex()] - prevTicks[CentralProcessor.TickType.IRQ.getIndex()]; long softirq = ticks[CentralProcessor.TickType.SOFTIRQ.getIndex()] - prevTicks[CentralProcessor.TickType.SOFTIRQ.getIndex()]; long steal = ticks[CentralProcessor.TickType.STEAL.getIndex()] - prevTicks[CentralProcessor.TickType.STEAL.getIndex()]; long cSys = ticks[CentralProcessor.TickType.SYSTEM.getIndex()] - prevTicks[CentralProcessor.TickType.SYSTEM.getIndex()]; long user = ticks[CentralProcessor.TickType.USER.getIndex()] - prevTicks[CentralProcessor.TickType.USER.getIndex()]; long iowait = ticks[CentralProcessor.TickType.IOWAIT.getIndex()] - prevTicks[CentralProcessor.TickType.IOWAIT.getIndex()]; long idle = ticks[CentralProcessor.TickType.IDLE.getIndex()] - prevTicks[CentralProcessor.TickType.IDLE.getIndex()]; long totalCpu = user + nice + cSys + idle + iowait + irq + softirq + steal; double utility = 1.0 - (idle * 1.0 / totalCpu); if (!Double.isInfinite(utility)) { utility = 0; } gaugeMetricFamily.addMetric(ImmutableList.of(String.valueOf(i)),utility); } return ImmutableList.of(gaugeMetricFamily); }
Example 2
Source File: CPUsDetailedPercSampler.java From kieker with Apache License 2.0 | 5 votes |
/** * {@inheritDoc} */ @Override public void sample(final IMonitoringController monitoringController) { if (!monitoringController.isMonitoringEnabled() || !monitoringController.isProbeActivated(SignatureFactory.createCPUSignature())) { return; } final CentralProcessor centralProcessor = this.hardwareAbstractionLayer.getProcessor(); final long[][] processorLoadTicks = centralProcessor.getProcessorCpuLoadTicks(); if (this.converters == null) { this.converters = new CPUsDetailedPercConverter[processorLoadTicks.length]; for (int i = 0; i < this.converters.length; i++) { this.converters[i] = new CPUsDetailedPercConverter(i); } } final ITimeSource timesource = monitoringController.getTimeSource(); for (int i = 0; i < processorLoadTicks.length; i++) { if (monitoringController.isProbeActivated(SignatureFactory.createCPUSignature(i))) { final CPUsDetailedPercConverter converter = this.converters[i]; final long[] plt = processorLoadTicks[i]; converter.passNewProcessorLoadTicks(plt); converter.convertToPercentage(); final double system = converter.getSystemPerc(); final double wait = converter.getWaitPerc(); final double nice = converter.getNicePerc(); final double idle = converter.getIdlePerc(); final double user = converter.getUserPerc(); final double irq = converter.getIrqPerc(); final double combined = centralProcessor.getProcessorCpuLoadBetweenTicks()[i]; final CPUUtilizationRecord r = new CPUUtilizationRecord(timesource.getTime(), monitoringController.getHostname(), Integer.toString(i), user, system, wait, nice, irq, combined, idle); monitoringController.newMonitoringRecord(r); } } }