public void run() {
while (true) {
try {
if (thread.isInterrupted() && !started) {
break;
}
Thread.sleep(measureInterval);
} catch (InterruptedException ignore) {
if (!started) {
break;
}
}
long maxMemory = runtime.maxMemory();
long totalMemory = runtime.totalMemory();
long freeMemory = runtime.freeMemory();
long availableMemory = freeMemory + maxMemory - totalMemory;
double availableMemoryPercent = 100.0 * availableMemory / maxMemory;
StringBuilder info = new StringBuilder();
info.append(String.format("free memory: %s%n", SizeFormatterUtil.sizeof(freeMemory)));
info.append(String.format("max memory: %s%n", SizeFormatterUtil.sizeof(maxMemory)));
info.append(String.format("total memory: %s%n", SizeFormatterUtil.sizeof(totalMemory)));
info.append(String.format("available memory: %.2f%%%n", availableMemoryPercent));
if (HornetQLogger.LOGGER.isDebugEnabled()) {
HornetQLogger.LOGGER.debug(info);
}
if (availableMemoryPercent <= memoryWarningThreshold) {
HornetQLogger.LOGGER.memoryError(memoryWarningThreshold, info.toString());
low = true;
} else {
low = false;
}
}
}
