0454fe88ab3ff09ed70531bc7d0c5baa  genome.tar

  time gzip genome.tar ; phonedone-message done
  genome.tar:      72.4% -- replaced with genome.tar.gz

  real    12m35.780s
  user    11m35.300s
  sys     0m8.410s

 time /mit/outland/arch/i386_rhel4/bin/pbzip2 -p5 -v genome.tar
 Parallel BZIP2 v0.9.6 - by: Jeff Gilchrist [http://compression.ca]
 [Feb. 05, 2006]             (uses libbzip2 by Julian Seward)

 ** This is a BETA version - Use at your own risk! **

          # CPUs: 5
	   BWT Block Size: 900k
	   File Block Size: 900k
	   -------------------------------------------
	            File #: 1 of 1
		         Input Name: genome.tar
			     Output Name: genome.tar.bz2

			          Input Size: 3124449280 bytes
				  Compressing data...
				      Output Size: 793150501 bytes
				      -------------------------------------------

				           Wall Clock: 303.963591 seconds

					   real    5m3.966s
					   user    18m16.750s
					   sys     0m35.780s
x

  time /mit/outland/arch/i386_rhel4/bin/7za a -m0=LZMA:d27 -mx=9 genome genome.tar

  7-Zip (A) 4.44 beta  Copyright (c) 1999-2007 Igor Pavlov  2007-01-20
  p7zip Version 4.44 (locale=C,Utf16=off,HugeFiles=on,2 CPUs)
  Scanning

  Creating archive genome.7z

  Compressing  genome.tar

  Everything is Ok

  real    229m55.132s
  user    316m36.679s
  sys     0m26.043s

1350 MB memory 687816321 bytes