sebastiancarlos@lemmy.sdf.org to LinuxEnglish · 1 year agoHow to write a 'tar' commandlemmy.sdf.orgimagemessage-square153fedilinkarrow-up1861arrow-down117
arrow-up1844arrow-down1imageHow to write a 'tar' commandlemmy.sdf.orgsebastiancarlos@lemmy.sdf.org to LinuxEnglish · 1 year agomessage-square153fedilink
minus-squarerussjr08@outpost.zeuslink.netlinkfedilinkEnglisharrow-up5·1 year agoYes, and I’d rather not have my time wasted by waiting on thousands of small files transfer, rather than just compressing it and the time spent of one file transferring being much smaller.
minus-squareEager Eagle@lemmy.worldlinkfedilinkEnglisharrow-up4·1 year agoas in time wasted transferring a highly compressible file that you didn’t bother compressing first? it’s only a waste of time when the file format is already compressed.
minus-squareEager Eagle@lemmy.worldlinkfedilinkEnglisharrow-up4·1 year agounless you’re picking a slow compressor that’s not true at all Original size | 100 GB Compressed size | 47.8 GB (2.091 ratio) Transfer speed | 1 Gbps (125 MB/s) Original transfer time | 100 GB / 125 MB/s = 800 seconds Compressed transfer time | 47.8 GB / 125 MB/s = 382.4 seconds Compressor | Snappy Compression ratio | 2.091 ratio Compression speed | 565 MB/s Decompression speed | 1950 MB/s Compression time | 100 GB / 565 MB/s = 177 seconds Decompression time | 47.8 GB / 1950 MB/s = 24.5 seconds Transfer time w/o compression | 800 seconds Transfer time with compression | 177 + 382.4 + 24.5 = 584.9 seconds
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Yes, and I’d rather not have my time wasted by waiting on thousands of small files transfer, rather than just compressing it and the time spent of one file transferring being much smaller.
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as in time wasted transferring a highly compressible file that you didn’t bother compressing first?
it’s only a waste of time when the file format is already compressed.
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unless you’re picking a slow compressor that’s not true at all
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