Zip-benchmarks is a project mainly written in Java, it's free.
Just some simple "benchmarking" of Zip solutions for Java
Simple comparison of memory consumption and speed of various Zip solutions in Java.
Example "session":
cstamas@marvin target$ l nexus-oss-webapp-1.10-SNAPSHOT-bundle.zip -rw-r--r-- 1 cstamas staff 28783146 Feb 9 14:11 nexus-oss-webapp-1.10-SNAPSHOT-bundle.zip cstamas@marvin target$ java -jar ziptest-1.0.0-SNAPSHOT-cli.jar all nexus-oss-webapp-1.10-SNAPSHOT-bundle.zip ======= ZipFile ======= Total of 829 entries. Done in 7 millis. Final Memory: 1724kB/83008kB Final Memory: 773kB/83008kB (after GC) ============== ZipInputStream ============== Total of 829 entries. Done in 592 millis. Final Memory: 1454kB/83008kB Final Memory: 762kB/83008kB (after GC) =============== TrueZip ZipFile =============== Total of 829 entries. Done in 80 millis. Final Memory: 2125kB/83008kB Final Memory: 779kB/83008kB (after GC) ============= TrueZip TFile ============= Total of 2 entries. Done in 283 millis. Final Memory: 6946kB/83008kB Final Memory: 867kB/83008kB (after GC) cstamas@marvin target$ java -jar ziptest-1.0.0-SNAPSHOT-cli.jar all nexus-oss-webapp-1.10-SNAPSHOT-bundle.zip ======= ZipFile ======= Total of 829 entries. Done in 6 millis. Final Memory: 1724kB/83008kB Final Memory: 773kB/83008kB (after GC) ============== ZipInputStream ============== Total of 829 entries. Done in 590 millis. Final Memory: 1454kB/83008kB Final Memory: 762kB/83008kB (after GC) =============== TrueZip ZipFile =============== Total of 829 entries. Done in 97 millis. Final Memory: 2125kB/83008kB Final Memory: 779kB/83008kB (after GC) ============= TrueZip TFile ============= Total of 2 entries. Done in 253 millis. Final Memory: 6946kB/83008kB Final Memory: 867kB/83008kB (after GC) cstamas@marvin target$ java -jar ziptest-1.0.0-SNAPSHOT-cli.jar all nexus-oss-webapp-1.10-SNAPSHOT-bundle.zip ======= ZipFile ======= Total of 829 entries. Done in 6 millis. Final Memory: 1724kB/83008kB Final Memory: 773kB/83008kB (after GC) ============== ZipInputStream ============== Total of 829 entries. Done in 592 millis. Final Memory: 1454kB/83008kB Final Memory: 762kB/83008kB (after GC) =============== TrueZip ZipFile =============== Total of 829 entries. Done in 84 millis. Final Memory: 2125kB/83008kB Final Memory: 779kB/83008kB (after GC) ============= TrueZip TFile ============= Total of 2 entries. Done in 266 millis. Final Memory: 6946kB/83008kB Final Memory: 867kB/83008kB (after GC) cstamas@marvin target$
Have fun,
~t~