{"type":"rich","version":"1.0","provider_name":"Transistor","provider_url":"https://transistor.fm","author_name":"Oxide and Friends","title":"When Async Attacks!","html":"<iframe width=\"100%\" height=\"180\" frameborder=\"no\" scrolling=\"no\" seamless src=\"https://share.transistor.fm/e/32ca22c9\"></iframe>","width":"100%","height":180,"duration":6815,"description":"What happens when the Oxide API is slow? A podcast episode! More specifically, one about how the team employed all manner of debugging techniques to track it down to one obscure and configurable async runtime feature! Bryan and Adam were joined by members of the team to talk about that journey and the tools we used (and made!) along the way.\nIn addition to Bryan Cantrill and Adam Leventhal, we were joined by Oxide colleagues, Dave Pacheco, Eliza Weisman, and Augustus Mayo.\nPrevious episodes mentioned:\nOxide and the Chamber of Mysteries\nThe Saga of Sagas\nDTrace at 20\nCultural Idiosyncrasies\nMr. Nagle’s Wild Ride\nA Debugging Odyssey\nRTO or GTFO\nSome of the topics we hit on, in the order that we hit them:\nFalling in Love with Rust\nTokio Runtime Builder – disable_lifo_slot\nmagic‑trace (GitHub)\nMagic Trace podcast episode from Jane Street\ndiesel‑dtrace (GitHub)\nomicron issue comment\nqorb\nstatemap\ntokio‑dtrace\ntokio issue #7411\nVisualizing Systems with Statemaps\nPostgreSQL WAL INIT ZERO\nStatemaps: Visualizing System Behavior (YouTube)\nThe statemaps that we referred to:\nNexus by thread, discussed starting at 55:29. (This statemap has some states coalesced; the full version is also available.)\nNexus by Tokio task, tagged by thread, discussed starting at 1:15:33\nThe D scripts that we referred to:\nnexus-statemap.d used to generate the initial statemap\nnexus-profile.d to understand what was consuming CPU\ntokio-statemap-tagged.d to generate the Tokio task statemap\nIf we got something wrong or missed something, please file a PR! Our next show will likely be on Monday at 5p Pacific Time on our Discord server; stay tuned to our Mastodon feeds for details, or subscribe to this calendar. We'd love to have you join us, as we always love to hear from new speakers!","thumbnail_url":"https://img.transistorcdn.com/cVYTzMGAZ_7gNn2i7iJYSuWlQOM4wHdJAzEuWrnLo9A/rs:fill:0:0:1/w:400/h:400/q:60/mb:500000/aHR0cHM6Ly9pbWct/dXBsb2FkLXByb2R1/Y3Rpb24udHJhbnNp/c3Rvci5mbS80OGI3/NjA5NWY4Yjc4NzE0/ZGI5ZmMzZmY4MjFi/YThiYy5wbmc.webp","thumbnail_width":300,"thumbnail_height":300}