#mdspan
Live, measured metrics for the hashtag #mdspan from the open social web. Every number carries a named source and the time it was fetched. Nothing is estimated.
Own #mdspan
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Day-by-day usage
measured · fosstodon.org (Mastodon public tags API) · fetched 2026-07-27 09:46 UTC0 uses by 0 unique accounts across the window. Real per-day counts, not estimates. Newest bar is today so far.
Related hashtags
measured · fosstodon.org (Mastodon public search API) · fetched 2026-07-27 09:46 UTCNo related tags with measured usage found for #mdspan.
Live pulse
measured · fosstodon.org (Mastodon tag timeline) · fetched 2026-07-27 09:46 UTCEverything below is measured over the latest 2 public posts (spanning ~3.3 hours).
Posting hours (UTC)
Languages: English (2)
Avg boosts / post: 2
Used together with
Top of the latest posts
mdspan rocks! A simple switch to go from layout_right to layout_right_padded and performance for larger matrices goes 📈 up! (e.g. 4096×4096 from 76GFLOP/s to 100GFLOP/s) I introduced padding of one cache line between rows to avoid cache as
I've been looking into matrix multiplication using std::simd and std::mdspan/submdspan (all single-threaded). I got to 86% of peak FLOP. x86_64 AVX2 has 32/16 FLOP/cycle peak (2 FMAs per cycle). I suspect better performance needs a more cac
Every number above is measured from a named public API at the shown fetch time. Nothing is estimated or extrapolated. Platforms that lock their data behind paid APIs are not shown. Agents: the same numbers, as JSON, at /api/hashtags/mdspan