{"id":38414,"date":"2023-02-09T16:56:05","date_gmt":"2023-02-09T21:56:05","guid":{"rendered":"https:\/\/mjtsai.com\/blog\/?p=38414"},"modified":"2023-02-09T16:56:05","modified_gmt":"2023-02-09T21:56:05","slug":"transmission-4-0","status":"publish","type":"post","link":"https:\/\/mjtsai.com\/blog\/2023\/02\/09\/transmission-4-0\/","title":{"rendered":"Transmission 4.0"},"content":{"rendered":"<p><a href=\"https:\/\/github.com\/transmission\/transmission\/releases\/tag\/4.0.0\">Transmission<\/a> (<a href=\"https:\/\/news.ycombinator.com\/item?id=34703478\">Hacker News<\/a>, <a href=\"https:\/\/www.macrumors.com\/2023\/02\/09\/bittorrent-transmission-4-apple-silicon-support\/\">Mac Rumors<\/a>):<\/p>\n<blockquote cite=\"https:\/\/github.com\/transmission\/transmission\/releases\/tag\/4.0.0\"><p>This is a major release, both in numbering and in effort! It&rsquo;s been in active development for over a year and has a <em>huge<\/em> list of changes -- over a thousand commits -- since Transmission 3.00.<\/p><p>[&#8230;]<\/p><p>The code has been extensively profiled and improved to fix inefficient code and memory use. For example, a stress test of starting transmission-daemon with 25,000 torrents is almost entirely IO-bound, using 50% fewer CPU cycles and 70% fewer memory allocations than Transmission 3.00.<\/p><p>[&#8230;]<\/p><p>The entire codebase has been migrated from C to C++. In the process, we&rsquo;ve removed thousands of lines of custom code and used standard C++ tools instead. The core&rsquo;s code has shrunk by 18%. The core codebase has been extensively refactored to be more testable and maintainable.<\/p><\/blockquote>","protected":false},"excerpt":{"rendered":"<p>Transmission (Hacker News, Mac Rumors): This is a major release, both in numbering and in effort! It&rsquo;s been in active development for over a year and has a huge list of changes -- over a thousand commits -- since Transmission 3.00.[&#8230;]The code has been extensively profiled and improved to fix inefficient code and memory use. [&hellip;]<\/p>\n","protected":false},"author":1,"featured_media":0,"comment_status":"open","ping_status":"open","sticky":false,"template":"","format":"standard","meta":{"apple_news_api_created_at":"2023-02-09T21:56:07Z","apple_news_api_id":"7aef0c3b-a2dc-4e49-8643-7347599e13f7","apple_news_api_modified_at":"2023-02-09T21:56:07Z","apple_news_api_revision":"AAAAAAAAAAD\/\/\/\/\/\/\/\/\/\/w==","apple_news_api_share_url":"https:\/\/apple.news\/Aeu8MO6LcTkmGQ3NHWZ4T9w","apple_news_coverimage":0,"apple_news_coverimage_caption":"","apple_news_is_hidden":false,"apple_news_is_paid":false,"apple_news_is_preview":false,"apple_news_is_sponsored":false,"apple_news_maturity_rating":"","apple_news_metadata":"\"\"","apple_news_pullquote":"","apple_news_pullquote_position":"","apple_news_slug":"","apple_news_sections":"\"\"","apple_news_suppress_video_url":false,"apple_news_use_image_component":false,"footnotes":""},"categories":[2],"tags":[129,326,30,32,2223,74,2074,2336],"class_list":["post-38414","post","type-post","status-publish","format-standard","hentry","category-technology","tag-bittorrent","tag-c-plus-plus","tag-mac","tag-macapp","tag-macos-13-ventura","tag-opensource","tag-software-rewrite","tag-transmission"],"apple_news_notices":[],"_links":{"self":[{"href":"https:\/\/mjtsai.com\/blog\/wp-json\/wp\/v2\/posts\/38414","targetHints":{"allow":["GET"]}}],"collection":[{"href":"https:\/\/mjtsai.com\/blog\/wp-json\/wp\/v2\/posts"}],"about":[{"href":"https:\/\/mjtsai.com\/blog\/wp-json\/wp\/v2\/types\/post"}],"author":[{"embeddable":true,"href":"https:\/\/mjtsai.com\/blog\/wp-json\/wp\/v2\/users\/1"}],"replies":[{"embeddable":true,"href":"https:\/\/mjtsai.com\/blog\/wp-json\/wp\/v2\/comments?post=38414"}],"version-history":[{"count":1,"href":"https:\/\/mjtsai.com\/blog\/wp-json\/wp\/v2\/posts\/38414\/revisions"}],"predecessor-version":[{"id":38415,"href":"https:\/\/mjtsai.com\/blog\/wp-json\/wp\/v2\/posts\/38414\/revisions\/38415"}],"wp:attachment":[{"href":"https:\/\/mjtsai.com\/blog\/wp-json\/wp\/v2\/media?parent=38414"}],"wp:term":[{"taxonomy":"category","embeddable":true,"href":"https:\/\/mjtsai.com\/blog\/wp-json\/wp\/v2\/categories?post=38414"},{"taxonomy":"post_tag","embeddable":true,"href":"https:\/\/mjtsai.com\/blog\/wp-json\/wp\/v2\/tags?post=38414"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}