is go an acceptable cml?
Yesterday I tried to summarize the things I know about Concurrent ML, and I came to the tentative conclusion that Go (and any Go-like system) was an acceptable CML. Turns out I was both wrong and...
View ArticleAn incomplete history of language facilities for concurrency
I have lately been in the market for better concurrency facilities in Guile. I want to be able to write network servers and peers that can gracefully, elegantly, and efficiently handle many tens of...
View Articlegrowing fibers
Good day, Schemers!Over the last 12 to 18 months, as we were preparing for the Guile 2.2 release, I was growing increasingly dissatisfied at not having a good concurrency story in Guile.I wanted to be...
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a new concurrent ml
Good morning all!In my last article I talked about how we composed a lightweight "fibers" facility in Guile out of lower-level primitives. What we implemented there is enough to be useful, but it is...
View Articlelightweight concurrency in lua
Hello, all! Today I'd like to share some work I have done recently as part of the Snabb user-space networking toolkit. Snabb is mainly about high-performance packet processing, but it also needs to...
View Articlecorrect or inotify: pick one
Let's say you decide that you'd like to see what some other processes on your system are doing to a subtree of the file system. You don't want to have to change how those processes work -- you just...
View Articleunintentional concurrency
Good evening, gentle hackfolk. Last time we talked about heuristics for when you might want to compact a heap. Compacting garbage collection is nice and tidy and appeals to our orderly instincts, and...
View Articlecoarse or lazy?
sweeping, coarse and lazyOne of the things that had perplexed me about the Immix collector was how to effectively defragment the heap via evacuation while keeping just 2-3% of space as free blocks for...
View Articleon "correct and efficient work-stealing for weak memory models"
Hello all, a quick post today. Inspired by Rust as a Language for High Performance GC Implementation by Yi Lin et al, a few months ago I had a look to see how the basic Rust concurrency facilities that...
View Articlethe last 5 years of V8's garbage collector
Captain, status report: I’m down here in a Jeffries tube, poking at V8’s garbage collector. However, despite working on other areas of the project recently, V8 is now so large that it’s necessary to...
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