public void init() {
m_processors = m_systemInfo.getHardware().getProcessors();
m_cpuTicks = new long[m_processors.length][4];
for (int i = 0; i < m_processors.length; i++) {
long[] cpuTicks = m_processors[i].getProcessorCpuLoadTicks();
m_cpuTicks[i][0] = cpuTicks[0];
m_cpuTicks[i][1] = cpuTicks[1];
m_cpuTicks[i][2] = cpuTicks[2];
m_cpuTicks[i][3] = cpuTicks[3];
}
}
private void publishFilesystem(final Map<String, Object> sharedData) {
HardwareAbstractionLayer hal = m_systemInfo.getHardware();
for (OSFileStore fs : hal.getFileStores()) {
long free = fs.getUsableSpace();
long total = fs.getTotalSpace();
long used = total - free;
String instance = fs.getName() + " (" + fs.getDescription() + ")";
publishMetric(sharedData, FILESYSTEM_USED, used, instance);
publishMetric(sharedData, FILESYSTEM_FREE, free, instance);
publishMetric(sharedData, FILESYSTEM_TOTAL, total, instance);
}
}
private void publishMem(final Map<String, Object> sharedData) {
Memory mem = m_systemInfo.getHardware().getMemory();
long free = mem.getAvailable();
long total = mem.getTotal();
long used = total - free;
// Used, free, total
publishMetric(sharedData, MEM_USED, used);
publishMetric(sharedData, MEM_FREE, free);
publishMetric(sharedData, MEM_TOTAL, total);
// Used and free perc
publishMetric(sharedData, MEM_USED_PERC, 100.0d * used / total);
publishMetric(sharedData, MEM_FREE_PERC, 100.0d * free / total);
}