# # test system # AMD Athlon 750MHz, 256MB SDRAM, Seagate 340810A 40GB disc A mounted vfat filesystem was used for benchmarking. # # host (bootet with mem=128 and almost nothing running) # total used free shared buffers cached Mem: 126964 57216 69748 0 1668 26612 -/+ buffers/cache: 28936 98028 Swap: 49996 1992 48004 # time tar xjf linux-2.4.20.tar.bz2 real 1m1.781s user 0m45.550s sys 0m3.430s # kernel build (dep,clean,bzImage,modules) real 10m17.516s user 9m13.600s sys 0m28.400s # john cracking "626" DES Loaded 1 password (Standard DES [48/64 4K]) real 0m25.093s user 0m24.830s sys 0m0.100s # openssl speed -elapsed md5 sha1 aes-128-cbc type 16 bytes 64 bytes 256 bytes 1024 bytes 8192 bytes md5 4335.30k 15402.77k 46897.92k 93285.03k 131323.22k sha1 3542.54k 11851.09k 31879.77k 55174.14k 70235.48k aes-128 cbc 9597.32k 9761.73k 9778.09k 9844.39k 9816.75k # generating 100MB random data in ram with random(2) 12.677s # write 100MB with 10 times { fwrite(ptr,1024*1024,10); sync() } 12.893s # read 100MB with 10 times { sync; fread(ptr,1024*1024,10) } 7.360s # # guest # total used free shared buffers cached Mem: 126364 60700 65664 0 10700 28940 -/+ buffers/cache: 21060 105304 Swap: 51192 0 51192 # time tar xjf linux-2.4.20.tar.bz2 real 2m18.127s user 0m57.615s sys 0m0.000s # kernel build about 21min # john cracking "626" DES Loaded 1 password (Standard DES [24/32 4K]) real 0m22.078s user 0m18.288s sys 0m0.000s # openssl speed -elapsed md5 sha1 aes-128-cbc type 16 bytes 64 bytes 256 bytes 1024 bytes 8192 bytes md5 3735.32k 14282.69k 37219.61k 86229.89k 124675.71k sha1 4065.11k 13280.38k 32974.35k 54587.80k 66041.98k aes-128 cbc 8869.90k 9171.78k 9268.72k 9239.32k 9236.99k # my own bench mark program # generating 100MB random data in ram with random(2) 14.637s # write 100MB with 10 times { fwrite(ptr,1024*1024,10); sync() } 20.843s # read 100MB with 10 times { sync; fread(ptr,1024*1024,10) } 10.879s