wcp

Dev tools

file copy utility

SHOW HN2021

wcp

a reimplementation of cp using io_uring. With a nice progress bar

wheybags.com

#cp#io_uring#file copy#progress bar#linux

32points
6comments
#1,114of 2,533 in 2021
Top 44%of 2021 by points

How HN took it

QuietFewer than 5 comments about the project

1 positive, 2 neutral or asking, 0 mixed, 0 critical, out of 3 comments about the project.

Performance: 1 for, 0 against

The thread, comment by comment

Each row is a top-level comment and its replies, in HN's order. Select a cell to open that comment on HN.

positive neutral or mixed critical about another commenter or something else the maker

What HN said

What people liked

  • Good stuff, useful tool for network transfers

    From 2 comments
    • I would love to see a comparison between scp and wcp over NFS, more specifically large single file sizes, if folks are looking to discern more performance parameters. wcp is good…
      abvr on HN
    • That's great stuff, I wonder how it compares to wdt[0] when there's only one TCP path. This has been my go-to tool to transfer files on the network. 0:…
      RMPR on HN

Objections

  • Performance analysis is thin; async I/O may give little benefit on disk

    From 1 comment
    • I'd like to see more performance analysis. 10 years ago I found there was little benefit for async i/o to a disk, even though it great for networking. With SSD it coukd he…
      PaulHoule on HN

Requests

  • Network functionality

    From 1 comment
    • That's great stuff, I wonder how it compares to wdt[0] when there's only one TCP path. This has been my go-to tool to transfer files on the network. 0:…
      RMPR on HN
  • Comparison with scp over NFS

    From 1 comment
    • I would love to see a comparison between scp and wcp over NFS, more specifically large single file sizes, if folks are looking to discern more performance parameters. wcp is good…
      abvr on HN

Questions

  • How does it compare to wdt for a single TCP path

    From 1 comment
    • That's great stuff, I wonder how it compares to wdt[0] when there's only one TCP path. This has been my go-to tool to transfer files on the network. 0:…
      RMPR on HN

Alternatives named

  • wdt

    From 1 comment
    • That's great stuff, I wonder how it compares to wdt[0] when there's only one TCP path. This has been my go-to tool to transfer files on the network. 0:…
      RMPR on HN
  • scp

    From 1 comment
    • I would love to see a comparison between scp and wcp over NFS, more specifically large single file sizes, if folks are looking to discern more performance parameters. wcp is good…
      abvr on HN

Category, keywords, summaries and labels on this page were made by AI (Thread Reader v2) and not checked by hand. Each point links to the comments it came from.

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