<link rel="alternate" type="application/rss+xml" href="/cardano-updates/quarterly/rss.xml" title="Cardano Development Updates RSS Feed">
<link rel="alternate" type="application/atom+xml" href="/cardano-updates/quarterly/atom.xml" title="Cardano Development Updates Atom Feed">
<script src="https://plausible.io/js/script.js" defer="defer" data-domain="input-output-hk.github.io/cardano-updates"></script><link rel="stylesheet" href="/cardano-updates/assets/css/styles.1b2b551c.css">
-
<link rel="preload" href="/cardano-updates/assets/js/runtime~main.81cfb57d.js" as="script">
-
<link rel="preload" href="/cardano-updates/assets/js/main.89f656aa.js" as="script">
+
<link rel="preload" href="/cardano-updates/assets/js/runtime~main.974aa5ec.js" as="script">
+
<link rel="preload" href="/cardano-updates/assets/js/main.0cd44092.js" as="script">
<body class="navigation-with-keyboard">
<script>!function(){function t(t){document.documentElement.setAttribute("data-theme",t)}var e=function(){var t=null;try{t=localStorage.getItem("theme")}catch(t){}return t}();t(null!==e?e:"light")}()</script><div id="__docusaurus">
-
<div role="region" aria-label="Skip to main content"><a class="skipToContent_fXgn" href="#docusaurus_skipToContent_fallback">Skip to main content</a></div><nav class="navbar navbar--fixed-top"><div class="navbar__inner"><div class="navbar__items"><button aria-label="Toggle navigation bar" aria-expanded="false" class="navbar__toggle clean-btn" type="button"><svg width="30" height="30" viewBox="0 0 30 30" aria-hidden="true"><path stroke="currentColor" stroke-linecap="round" stroke-miterlimit="10" stroke-width="2" d="M4 7h22M4 15h22M4 23h22"></path></svg></button><a class="navbar__brand" href="/cardano-updates/"><div class="navbar__logo"><img src="/cardano-updates/img/logo.svg" alt="Cardano Logo" class="themedImage_ToTc themedImage--light_HNdA"><img src="/cardano-updates/img/logo.svg" alt="Cardano Logo" class="themedImage_ToTc themedImage--dark_i4oU"></div><b class="navbar__title text--truncate">Cardano Updates</b></a></div><div class="navbar__items navbar__items--right"><a aria-current="page" class="navbar__item navbar__link navbar__link--active" href="/cardano-updates/">Home</a><a class="navbar__item navbar__link" href="/cardano-updates/quarterly">Quarterly</a><div class="navbar__item dropdown dropdown--hoverable dropdown--right"><a class="navbar__link" aria-haspopup="true" aria-expanded="false" role="button" href="/cardano-updates/tags">Topics</a><ul class="dropdown__menu"><li><a class="dropdown__link" href="/cardano-updates/tags">All Topics</a></li><li><a class="dropdown__link" href="/cardano-updates/tags/network">Network</a></li><li><a class="dropdown__link" href="/cardano-updates/tags/consensus">Consensus</a></li><li><a class="dropdown__link" href="/cardano-updates/tags/ledger">Ledger</a></li><li><a class="dropdown__link" href="/cardano-updates/tags/hydra">Hydra</a></li><li><a class="dropdown__link" href="/cardano-updates/tags/db-sync">DB Sync</a></li><li><a class="dropdown__link" href="/cardano-updates/tags/cli-api">Node CLI & API</a></li><li><a class="dropdown__link" href="/cardano-updates/quarterly/tags/cli-api-quarterly">Node CLI & API Quarterly</a></li><li><a class="dropdown__link" href="/cardano-updates/tags/crypto">Crypto</a></li></ul></div><a class="navbar__item navbar__link" href="/cardano-updates/archive">Archive</a><a href="https://github.com/input-output-hk/cardano-updates" target="_blank" rel="noopener noreferrer" class="navbar__item navbar__link header-github-link" aria-label="GitHub repository"></a><div class="toggle_vylO colorModeToggle_DEke"><button class="clean-btn toggleButton_gllP toggleButtonDisabled_aARS" type="button" disabled="" title="Switch between dark and light mode (currently light mode)" aria-label="Switch between dark and light mode (currently light mode)" aria-live="polite"><svg viewBox="0 0 24 24" width="24" height="24" class="lightToggleIcon_pyhR"><path fill="currentColor" d="M12,9c1.65,0,3,1.35,3,3s-1.35,3-3,3s-3-1.35-3-3S10.35,9,12,9 M12,7c-2.76,0-5,2.24-5,5s2.24,5,5,5s5-2.24,5-5 S14.76,7,12,7L12,7z M2,13l2,0c0.55,0,1-0.45,1-1s-0.45-1-1-1l-2,0c-0.55,0-1,0.45-1,1S1.45,13,2,13z M20,13l2,0c0.55,0,1-0.45,1-1 s-0.45-1-1-1l-2,0c-0.55,0-1,0.45-1,1S19.45,13,20,13z M11,2v2c0,0.55,0.45,1,1,1s1-0.45,1-1V2c0-0.55-0.45-1-1-1S11,1.45,11,2z M11,20v2c0,0.55,0.45,1,1,1s1-0.45,1-1v-2c0-0.55-0.45-1-1-1C11.45,19,11,19.45,11,20z M5.99,4.58c-0.39-0.39-1.03-0.39-1.41,0 c-0.39,0.39-0.39,1.03,0,1.41l1.06,1.06c0.39,0.39,1.03,0.39,1.41,0s0.39-1.03,0-1.41L5.99,4.58z M18.36,16.95 c-0.39-0.39-1.03-0.39-1.41,0c-0.39,0.39-0.39,1.03,0,1.41l1.06,1.06c0.39,0.39,1.03,0.39,1.41,0c0.39-0.39,0.39-1.03,0-1.41 L18.36,16.95z M19.42,5.99c0.39-0.39,0.39-1.03,0-1.41c-0.39-0.39-1.03-0.39-1.41,0l-1.06,1.06c-0.39,0.39-0.39,1.03,0,1.41 s1.03,0.39,1.41,0L19.42,5.99z M7.05,18.36c0.39-0.39,0.39-1.03,0-1.41c-0.39-0.39-1.03-0.39-1.41,0l-1.06,1.06 c-0.39,0.39-0.39,1.03,0,1.41s1.03,0.39,1.41,0L7.05,18.36z"></path></svg><svg viewBox="0 0 24 24" width="24" height="24" class="darkToggleIcon_wfgR"><path fill="currentColor" d="M9.37,5.51C9.19,6.15,9.1,6.82,9.1,7.5c0,4.08,3.32,7.4,7.4,7.4c0.68,0,1.35-0.09,1.99-0.27C17.45,17.19,14.93,19,12,19 c-3.86,0-7-3.14-7-7C5,9.07,6.81,6.55,9.37,5.51z M12,3c-4.97,0-9,4.03-9,9s4.03,9,9,9s9-4.03,9-9c0-0.46-0.04-0.92-0.1-1.36 c-0.98,1.37-2.58,2.26-4.4,2.26c-2.98,0-5.4-2.42-5.4-5.4c0-1.81,0.89-3.42,2.26-4.4C12.92,3.04,12.46,3,12,3L12,3z"></path></svg></button></div><div class="searchBox_ZlJk"></div></div></div><div role="presentation" class="navbar-sidebar__backdrop"></div></nav><div id="docusaurus_skipToContent_fallback" class="main-wrapper mainWrapper_z2l0"><div class="container margin-vert--lg"><div class="row"><aside class="col col--3"><nav class="sidebar_re4s thin-scrollbar" aria-label="Blog recent posts navigation"><div class="sidebarItemTitle_pO2u margin-bottom--md">Recent Posts</div><ul class="sidebarItemList_Yudw clean-list"><li class="sidebarItem__DBe"><a class="sidebarItemLink_mo7H" href="/cardano-updates/2023-02-08-consensus">Consensus Team Update</a></li><li class="sidebarItem__DBe"><a class="sidebarItemLink_mo7H" href="/cardano-updates/2023-02-03-crypto">Crypto Team Update</a></li><li class="sidebarItem__DBe"><a class="sidebarItemLink_mo7H" href="/cardano-updates/2023-02-03-hydra">Hydra Team Update</a></li><li class="sidebarItem__DBe"><a class="sidebarItemLink_mo7H" href="/cardano-updates/2023-02-02-ledger">Ledger Team Update</a></li><li class="sidebarItem__DBe"><a class="sidebarItemLink_mo7H" href="/cardano-updates/2023-01-27-hydra">Hydra Team Update</a></li><li class="sidebarItem__DBe"><a class="sidebarItemLink_mo7H" href="/cardano-updates/2023-01-26-mithril">Mithril Team Update</a></li><li class="sidebarItem__DBe"><a class="sidebarItemLink_mo7H" href="/cardano-updates/2023-01-25-consensus">Consensus Team Update</a></li><li class="sidebarItem__DBe"><a class="sidebarItemLink_mo7H" href="/cardano-updates/2023-01-20-crypto">Crypto Team Update</a></li><li class="sidebarItem__DBe"><a class="sidebarItemLink_mo7H" href="/cardano-updates/2023-01-20-hydra">Hydra Team Update</a></li><li class="sidebarItem__DBe"><a class="sidebarItemLink_mo7H" href="/cardano-updates/2023-01-20-sre">SRE Team Update</a></li></ul></nav></aside><main class="col col--7" itemscope="" itemtype="http://schema.org/Blog"><article itemprop="blogPost" itemscope="" itemtype="http://schema.org/BlogPosting"><header><h1 class="title_f1Hy" itemprop="headline">Consensus Team Update</h1><div class="container_mt6G margin-vert--md"><time datetime="2022-10-18T00:00:00.000Z" itemprop="datePublished">October 18, 2022</time> · <!-- -->4 min read</div><div class="margin-top--md margin-bottom--sm row"><div class="col col--6 authorCol_Hf19"><div class="avatar margin-bottom--sm"><a href="https://github.com/dnadales" target="_blank" rel="noopener noreferrer" class="avatar__photo-link"><img class="avatar__photo" src="https://github.com/dnadales.png" alt="Damian Nadales"></a><div class="avatar__intro" itemprop="author" itemscope="" itemtype="https://schema.org/Person"><div class="avatar__name"><a href="https://github.com/dnadales" target="_blank" rel="noopener noreferrer" itemprop="url"><span itemprop="name">Damian Nadales</span></a></div><small class="avatar__subtitle" itemprop="description">Consensus Team Lead</small></div></div></div></div></header><div id="post-content" class="markdown" itemprop="articleBody"><h2 class="anchor anchorWithStickyNavbar_LWe7" id="high-level-summary">High-level summary<a class="hash-link" href="#high-level-summary" title="Direct link to heading"></a></h2><p>During the past two weeks, the consensus team worked on adding property test for
+
<div role="region" aria-label="Skip to main content"><a class="skipToContent_fXgn" href="#docusaurus_skipToContent_fallback">Skip to main content</a></div><nav class="navbar navbar--fixed-top"><div class="navbar__inner"><div class="navbar__items"><button aria-label="Toggle navigation bar" aria-expanded="false" class="navbar__toggle clean-btn" type="button"><svg width="30" height="30" viewBox="0 0 30 30" aria-hidden="true"><path stroke="currentColor" stroke-linecap="round" stroke-miterlimit="10" stroke-width="2" d="M4 7h22M4 15h22M4 23h22"></path></svg></button><a class="navbar__brand" href="/cardano-updates/"><div class="navbar__logo"><img src="/cardano-updates/img/logo.svg" alt="Cardano Logo" class="themedImage_ToTc themedImage--light_HNdA"><img src="/cardano-updates/img/logo.svg" alt="Cardano Logo" class="themedImage_ToTc themedImage--dark_i4oU"></div><b class="navbar__title text--truncate">Cardano Updates</b></a></div><div class="navbar__items navbar__items--right"><a aria-current="page" class="navbar__item navbar__link navbar__link--active" href="/cardano-updates/">Home</a><a class="navbar__item navbar__link" href="/cardano-updates/quarterly">Quarterly</a><div class="navbar__item dropdown dropdown--hoverable dropdown--right"><a class="navbar__link" aria-haspopup="true" aria-expanded="false" role="button" href="/cardano-updates/tags">Topics</a><ul class="dropdown__menu"><li><a class="dropdown__link" href="/cardano-updates/tags">All Topics</a></li><li><a class="dropdown__link" href="/cardano-updates/tags/network">Network</a></li><li><a class="dropdown__link" href="/cardano-updates/tags/consensus">Consensus</a></li><li><a class="dropdown__link" href="/cardano-updates/tags/ledger">Ledger</a></li><li><a class="dropdown__link" href="/cardano-updates/tags/hydra">Hydra</a></li><li><a class="dropdown__link" href="/cardano-updates/tags/db-sync">DB Sync</a></li><li><a class="dropdown__link" href="/cardano-updates/tags/cli-api">Node CLI & API</a></li><li><a class="dropdown__link" href="/cardano-updates/quarterly/tags/cli-api-quarterly">Node CLI & API Quarterly</a></li><li><a class="dropdown__link" href="/cardano-updates/tags/crypto">Crypto</a></li></ul></div><a class="navbar__item navbar__link" href="/cardano-updates/archive">Archive</a><a href="https://github.com/input-output-hk/cardano-updates" target="_blank" rel="noopener noreferrer" class="navbar__item navbar__link header-github-link" aria-label="GitHub repository"></a><div class="toggle_vylO colorModeToggle_DEke"><button class="clean-btn toggleButton_gllP toggleButtonDisabled_aARS" type="button" disabled="" title="Switch between dark and light mode (currently light mode)" aria-label="Switch between dark and light mode (currently light mode)" aria-live="polite"><svg viewBox="0 0 24 24" width="24" height="24" class="lightToggleIcon_pyhR"><path fill="currentColor" d="M12,9c1.65,0,3,1.35,3,3s-1.35,3-3,3s-3-1.35-3-3S10.35,9,12,9 M12,7c-2.76,0-5,2.24-5,5s2.24,5,5,5s5-2.24,5-5 S14.76,7,12,7L12,7z M2,13l2,0c0.55,0,1-0.45,1-1s-0.45-1-1-1l-2,0c-0.55,0-1,0.45-1,1S1.45,13,2,13z M20,13l2,0c0.55,0,1-0.45,1-1 s-0.45-1-1-1l-2,0c-0.55,0-1,0.45-1,1S19.45,13,20,13z M11,2v2c0,0.55,0.45,1,1,1s1-0.45,1-1V2c0-0.55-0.45-1-1-1S11,1.45,11,2z M11,20v2c0,0.55,0.45,1,1,1s1-0.45,1-1v-2c0-0.55-0.45-1-1-1C11.45,19,11,19.45,11,20z M5.99,4.58c-0.39-0.39-1.03-0.39-1.41,0 c-0.39,0.39-0.39,1.03,0,1.41l1.06,1.06c0.39,0.39,1.03,0.39,1.41,0s0.39-1.03,0-1.41L5.99,4.58z M18.36,16.95 c-0.39-0.39-1.03-0.39-1.41,0c-0.39,0.39-0.39,1.03,0,1.41l1.06,1.06c0.39,0.39,1.03,0.39,1.41,0c0.39-0.39,0.39-1.03,0-1.41 L18.36,16.95z M19.42,5.99c0.39-0.39,0.39-1.03,0-1.41c-0.39-0.39-1.03-0.39-1.41,0l-1.06,1.06c-0.39,0.39-0.39,1.03,0,1.41 s1.03,0.39,1.41,0L19.42,5.99z M7.05,18.36c0.39-0.39,0.39-1.03,0-1.41c-0.39-0.39-1.03-0.39-1.41,0l-1.06,1.06 c-0.39,0.39-0.39,1.03,0,1.41s1.03,0.39,1.41,0L7.05,18.36z"></path></svg><svg viewBox="0 0 24 24" width="24" height="24" class="darkToggleIcon_wfgR"><path fill="currentColor" d="M9.37,5.51C9.19,6.15,9.1,6.82,9.1,7.5c0,4.08,3.32,7.4,7.4,7.4c0.68,0,1.35-0.09,1.99-0.27C17.45,17.19,14.93,19,12,19 c-3.86,0-7-3.14-7-7C5,9.07,6.81,6.55,9.37,5.51z M12,3c-4.97,0-9,4.03-9,9s4.03,9,9,9s9-4.03,9-9c0-0.46-0.04-0.92-0.1-1.36 c-0.98,1.37-2.58,2.26-4.4,2.26c-2.98,0-5.4-2.42-5.4-5.4c0-1.81,0.89-3.42,2.26-4.4C12.92,3.04,12.46,3,12,3L12,3z"></path></svg></button></div><div class="searchBox_ZlJk"></div></div></div><div role="presentation" class="navbar-sidebar__backdrop"></div></nav><div id="docusaurus_skipToContent_fallback" class="main-wrapper mainWrapper_z2l0"><div class="container margin-vert--lg"><div class="row"><aside class="col col--3"><nav class="sidebar_re4s thin-scrollbar" aria-label="Blog recent posts navigation"><div class="sidebarItemTitle_pO2u margin-bottom--md">Recent Posts</div><ul class="sidebarItemList_Yudw clean-list"><li class="sidebarItem__DBe"><a class="sidebarItemLink_mo7H" href="/cardano-updates/2023-02-08-consensus">Consensus Team Update</a></li><li class="sidebarItem__DBe"><a class="sidebarItemLink_mo7H" href="/cardano-updates/2023-02-08-performance-and-tracing">Performance & tracing update</a></li><li class="sidebarItem__DBe"><a class="sidebarItemLink_mo7H" href="/cardano-updates/2023-02-03-crypto">Crypto Team Update</a></li><li class="sidebarItem__DBe"><a class="sidebarItemLink_mo7H" href="/cardano-updates/2023-02-03-hydra">Hydra Team Update</a></li><li class="sidebarItem__DBe"><a class="sidebarItemLink_mo7H" href="/cardano-updates/2023-02-02-ledger">Ledger Team Update</a></li><li class="sidebarItem__DBe"><a class="sidebarItemLink_mo7H" href="/cardano-updates/2023-01-27-hydra">Hydra Team Update</a></li><li class="sidebarItem__DBe"><a class="sidebarItemLink_mo7H" href="/cardano-updates/2023-01-26-mithril">Mithril Team Update</a></li><li class="sidebarItem__DBe"><a class="sidebarItemLink_mo7H" href="/cardano-updates/2023-01-25-consensus">Consensus Team Update</a></li><li class="sidebarItem__DBe"><a class="sidebarItemLink_mo7H" href="/cardano-updates/2023-01-20-crypto">Crypto Team Update</a></li><li class="sidebarItem__DBe"><a class="sidebarItemLink_mo7H" href="/cardano-updates/2023-01-20-hydra">Hydra Team Update</a></li></ul></nav></aside><main class="col col--7" itemscope="" itemtype="http://schema.org/Blog"><article itemprop="blogPost" itemscope="" itemtype="http://schema.org/BlogPosting"><header><h1 class="title_f1Hy" itemprop="headline">Consensus Team Update</h1><div class="container_mt6G margin-vert--md"><time datetime="2022-10-18T00:00:00.000Z" itemprop="datePublished">October 18, 2022</time> · <!-- -->4 min read</div><div class="margin-top--md margin-bottom--sm row"><div class="col col--6 authorCol_Hf19"><div class="avatar margin-bottom--sm"><a href="https://github.com/dnadales" target="_blank" rel="noopener noreferrer" class="avatar__photo-link"><img class="avatar__photo" src="https://github.com/dnadales.png" alt="Damian Nadales"></a><div class="avatar__intro" itemprop="author" itemscope="" itemtype="https://schema.org/Person"><div class="avatar__name"><a href="https://github.com/dnadales" target="_blank" rel="noopener noreferrer" itemprop="url"><span itemprop="name">Damian Nadales</span></a></div><small class="avatar__subtitle" itemprop="description">Consensus Team Lead</small></div></div></div></div></header><div id="post-content" class="markdown" itemprop="articleBody"><h2 class="anchor anchorWithStickyNavbar_LWe7" id="high-level-summary">High-level summary<a class="hash-link" href="#high-level-summary" title="Direct link to heading"></a></h2><p>During the past two weeks, the consensus team worked on adding property test for
different aspects of the UTxO HD prototype: era transitions, mempool, and
backing store. Thanks to these tests we were able to uncover a bug in the
prototype. On the Genesis front, we benchmarked a different version of the
like the baseline in Shelley). This deserves a closer look in the future.</p><p>This diagram shows the respective syncing progress, starting at Genesis and
continuing a good part into Shelley (with the dashed line indicating the
Byron-to-Shelley transition).</p><ul><li>Red: baseline</li><li>Green: CSJ prototype, 10 peers, jumps every 3000/f slots, jumps in clumps.</li><li>Blue: like Green, jumps are spread out.</li><li>Orange: variant with no jumping, to measure unrelated overhead.</li></ul><p><img loading="lazy" src="/cardano-updates/assets/images/happy-path-csj-prototype-bench-2-e23d2986ddef0a187df9ce336b2db116.svg" width="654" height="459" class="img_ev3q"></p></div><footer class="row docusaurus-mt-lg blogPostFooterDetailsFull_mRVl"><div class="col"><b>Tags:</b><ul class="tags_jXut padding--none margin-left--sm"><li class="tag_QGVx"><a class="tag_zVej tagRegular_sFm0" href="/cardano-updates/tags/consensus">consensus</a></li></ul></div><div class="col margin-top--sm"><a href="https://github.com/input-output-hk/cardano-updates/tree/main/blog/2022-10-18-consensus.md" target="_blank" rel="noreferrer noopener" class="theme-edit-this-page"><svg fill="currentColor" height="20" width="20" viewBox="0 0 40 40" class="iconEdit_Z9Sw" aria-hidden="true"><g><path d="m34.5 11.7l-3 3.1-6.3-6.3 3.1-3q0.5-0.5 1.2-0.5t1.1 0.5l3.9 3.9q0.5 0.4 0.5 1.1t-0.5 1.2z m-29.5 17.1l18.4-18.5 6.3 6.3-18.4 18.4h-6.3v-6.2z"></path></g></svg>Edit this page</a></div></footer></article><nav class="pagination-nav docusaurus-mt-lg" aria-label="Blog post page navigation"><a class="pagination-nav__link pagination-nav__link--prev" href="/cardano-updates/2022-10-19-node-cli-api"><div class="pagination-nav__sublabel">Newer Post</div><div class="pagination-nav__label">Node API & CLI Team Update</div></a><a class="pagination-nav__link pagination-nav__link--next" href="/cardano-updates/2022-10-14-hydra"><div class="pagination-nav__sublabel">Older Post</div><div class="pagination-nav__label">Hydra Team Update</div></a></nav></main><div class="col col--2"><div class="tableOfContents_bqdL thin-scrollbar"><ul class="table-of-contents table-of-contents__left-border"><li><a href="#high-level-summary" class="table-of-contents__link toc-highlight">High-level summary</a></li><li><a href="#high-level-status-report" class="table-of-contents__link toc-highlight">High-level status report</a></li><li><a href="#workstreams" class="table-of-contents__link toc-highlight">Workstreams</a><ul><li><a href="#finish-the-utxo-hd-prototype" class="table-of-contents__link toc-highlight">Finish the UTxO HD prototype</a></li><li><a href="#benchmarking-the-csj-prototype" class="table-of-contents__link toc-highlight">Benchmarking the CSJ prototype</a></li></ul></li></ul></div></div></div></div></div><footer class="footer footer--dark"><div class="container container-fluid"><div class="row footer__links"><div class="col footer__col"><div class="footer__title">Blog</div><ul class="footer__items clean-list"><li class="footer__item"><a class="footer__link-item" href="/cardano-updates/">Home</a></li><li class="footer__item"><a class="footer__link-item" href="/cardano-updates/archive">Archive</a></li><li class="footer__item"><a class="footer__link-item" href="/cardano-updates/tags">Tags</a></li></ul></div></div><div class="footer__bottom text--center"><div class="footer__copyright">Copyright © 2023 Input Output Global, Inc. Built with Docusaurus.</div></div></div></footer></div>
-
<script src="/cardano-updates/assets/js/runtime~main.81cfb57d.js"></script>
-
<script src="/cardano-updates/assets/js/main.89f656aa.js"></script>
+
<script src="/cardano-updates/assets/js/runtime~main.974aa5ec.js"></script>
+
<script src="/cardano-updates/assets/js/main.0cd44092.js"></script>
\ No newline at end of file
