public static void getServerDiskInfo(Sigar sigar, ServerStatus status) {
try {
FileSystem fslist[] = sigar.getFileSystemList();
FileSystemUsage usage = null;
for (int i = 0; i < fslist.length; i++) {
FileSystem fs = fslist[i];
switch (fs.getType()) {
case 0: // TYPE_UNKNOWN ：未知
case 1: // TYPE_NONE
case 3: // TYPE_NETWORK ：网络
case 4: // TYPE_RAM_DISK ：闪存
case 5: // TYPE_CDROM ：光驱
case 6: // TYPE_SWAP ：页面交换
break;
case 2: // TYPE_LOCAL_DISK : 本地硬盘
ServerStatus.DiskInfoVo disk = new ServerStatus.DiskInfoVo();
disk.setDevName(fs.getDevName());
disk.setDirName(fs.getDirName());
usage = sigar.getFileSystemUsage(fs.getDirName());
disk.setTotalSize(usage.getTotal() / (1024 * 1024));
// disk.setFreeSize(usage.getFree()/(1024*1024));
disk.setAvailSize(usage.getAvail() / (1024 * 1024));
disk.setUsedSize(usage.getUsed() / (1024 * 1024));
disk.setUsePercent(usage.getUsePercent() * 100D + "%");
disk.setTypeName(fs.getTypeName());
disk.setSysTypeName(fs.getSysTypeName());
String val = diskWritesAndReadsOnInit.get(fs.getDevName());
if (val != null) {
long timePeriod = (System.currentTimeMillis() - initTime) / 1000;
long origRead = Long.parseLong(val.split("\\|")[0]);
long origWrite = Long.parseLong(val.split("\\|")[1]);
disk.setDiskReadRate((usage.getDiskReadBytes() - origRead) / timePeriod);
disk.setDiskWriteRate((usage.getDiskWriteBytes() - origWrite) / timePeriod);
}
status.getDiskInfos().add(disk);
}
}
} catch (Exception e) {
}
}
static {
initTime = System.currentTimeMillis();
resetClasspath();
Sigar sigar = null;
try {
sigar = new Sigar();
FileSystem[] fslist = sigar.getFileSystemList();
FileSystemUsage usage = null;
for (int i = 0; i < fslist.length; i++) {
FileSystem fs = fslist[i];
if (fs.getType() != 2) continue;
usage = sigar.getFileSystemUsage(fs.getDirName());
diskWritesAndReadsOnInit.put(
fs.getDevName(), usage.getDiskReadBytes() + "|" + usage.getDiskWriteBytes());
}
} catch (Exception e) {
} finally {
if (sigar != null) sigar.close();
}
}
