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); }