public long updateMinFreeDiskSpaceFromSrcFSGroup() throws Exception {
String mfd =
(String)
server.getAttribute(
new ObjectName(getFileSystemMgtServiceNamePrefix() + srcFsGroup),
"MinimumFreeDiskSpace");
log.info("getMinFreeDiskSpaceFromSrcFS group:" + srcFsGroup + " minFree:" + mfd);
if (mfd.equalsIgnoreCase(NONE)) return 0;
if (mfd.endsWith("%")) {
float ratio = Float.parseFloat(mfd.substring(0, mfd.length() - 1));
FileSystemDTO[] fsDTOs = fileSystemMgt().getFileSystemsOfGroup(srcFsGroup);
long total = 0L;
for (FileSystemDTO fsDTO : fsDTOs) {
int status = fsDTO.getStatus();
if (status == FileSystemStatus.RW || status == FileSystemStatus.DEF_RW) {
File dir = FileUtils.toFile(fsDTO.getDirectoryPath());
if (dir.isDirectory()) {
total += FileSystemUtils.totalSpace(dir.getPath());
}
}
}
minFree = (long) (total * ratio / 100);
} else {
minFree = FileUtils.parseSize(mfd, MIN_FREE_DISK_SPACE);
}
return minFree;
}
private long calcFreeDiskSpace(FileSystemDTO fs) {
if (fs == null) {
return -1;
}
File dir = checkFS(fs, " - can not calculate minimum free disc space!");
if (dir == null) {
return -1;
}
long total = FileSystemUtils.totalSpace(dir.getAbsolutePath());
log.info("Total space of " + fs.getDirectoryPath() + " :" + FileUtils.formatSize(total));
return (long) (total * minFreeDiskSpaceRatio / 100);
}
