eBay's TSV Utilities status update
james.blachly at gmail.com
Fri May 3 03:54:14 UTC 2019
On 4/29/19 11:23 AM, Jon Degenhardt wrote:
> An update on changes to this tool-set over the last year.
> The other main update is improved I/O read performance in many of the
> tools. This is from developing a buffered version of byLine. It is
> especially effective for skinny files (short lines). Most of the tools
> saw performance gains of 10-40%.
> One of the earlier performance improvements came from buffering output
> lines. Combined, the line-by-line read-write performance is quite a bit
> faster than what is available in Phobos. The iopipe / std.io packages
> (Steve Schveighoff, Martin Nowak) are faster still, these are the place
> to go for really high performance. (See the links below for a benchmark
> * tsv-utils repo: https://github.com/eBay/tsv-utils
> * tsv-sample user docs:
> * tsv-sample code docs:
> * Performance benchmarks on line-oriented I/O facilities:
Thank you for this, and thanks for your blog post of a couple of years
ago, which I referred to many times while learning D and writing
fast(er) CLI tools.
Looking forward to trying Steve's iopipe as well as your
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