public File getDistributedFolderName(String id) {
		int numericId = 0;
		try {
			numericId = (Integer.parseInt(id) / 1000) * 1000;
		} catch (NumberFormatException e) {
			NoOp.noOp();
		}
		String folderName = String.format("%d_%d%s%s", numericId, numericId + 999, File.separator, id);
		return new File(getPerfTestDirectory(), folderName);
	}
Get the perftest base directory for the given perftest id.

@param id perftest id
@return {@link PerfTest} sub directory.
ngrinder-controller/src/main/java/org/ngrinder/common/model/Home.java