Testing Gzip and Gnupg throughput for compressing and encrypting large files on-the-fly on Intel Core i5-6200U @2.30 GHz.<\/p>\n\n\n\n
Summary :<\/p>\n\n\n\n <\/p>\n","protected":false},"excerpt":{"rendered":" Testing Gzip and Gnupg throughput for compressing and encrypting large files on-the-fly on Intel Core i5-6200U @2.30 GHz. gzip vs. pigs: gzip –best : 23,8 MB\/s pigz -p 2 –best : 51 MB\/s pigs -p 4 –best : 60 MB\/s … Continuer la lecture gzip<\/code> vs. pigs<\/code>:<\/p>\n\n\n\ngzip --best<\/code> : 23,8 MB\/s<\/li>pigz -p 2 --best<\/code> : 51 MB\/s<\/li>pigs -p 4 --best<\/code> : 60 MB\/s<\/li><\/ul>\n\n\n\ngpg<\/code> vs. gpg2<\/code>:<\/p>\n\n\n\ngpg --encrypt<\/code> : 19,5 MB\/s<\/li><\/ul>\n\n\n\ngpg2 --encrypt<\/code> : 22,5 MB\/s<\/li><\/ul>\n\n\n\ngpg --encrypt --compress-level 0<\/code> : 56,5 MB\/s<\/li><\/ul>\n\n\n\ngpg2 --encrypt --compress-level 0<\/code> : 98,5 MB\/s<\/li><\/ul>\n\n\n\n--best<\/code> level) is the limiting factor: use pigz<\/code> to parallelize and maximize compression throughput.<\/li>pigz<\/code> to parallelize and maximize the throughput AND disable Gnupg’s compression (--compress-level 0<\/code>). Also, if you leave Gnupg’s compression on, it might not be able to parallelize it as pigz<\/code> does, hence the benefit of performing the compression separately with pigz<\/code> to maximize throughput.<\/li>gpg2<\/code> is almost two time faster than gpg<\/code> when performing AES256 encryption: use gpg2<\/code> to maximize throughput.<\/li>pigz --best | gpg2 --encrypt --compress-level 0<\/code><\/li><\/ul>\n\n\n\n