{"id":46296,"date":"2021-02-25T16:59:00","date_gmt":"2021-02-25T16:59:00","guid":{"rendered":"https:\/\/fr.cryptonews.com\/?p=46296"},"modified":"2024-02-05T14:40:50","modified_gmt":"2024-02-05T14:40:50","slug":"scaling-coming-to-ethereum-in-march-optimism-announces-main-9506","status":"publish","type":"post","link":"https:\/\/cryptonews.com\/fr\/news\/scaling-coming-to-ethereum-in-march-optimism-announces-main-9506\/","title":{"rendered":"Une solution de scalabilit\u00e9 disponible sur Ethereum (ETH), gr\u00e2ce \u00e0 Optimism"},"content":{"rendered":"<p>Les partisans d&rsquo;Ethereum c&eacute;l&egrave;brent la nouvelle du lancement pour le mois prochain de la solution de scalabilit&eacute;, <b>Optimism<\/b>, sur le &ldquo;mainnet&rdquo; (r&eacute;seau principal), en avance sur le calendrier. Qu&#8217;est-ce que cela signifie exactement pour Ethereum et ses utilisateurs ?<\/p><figure><img decoding=\"async\" class=\"content-img\" src=\"https:\/\/cimg.co\/w\/articles-attachments\/1\/603\/79fbba293c.jpg\" alt=\"\">\r\n<figcaption>Source: Adobe\/niphon<\/figcaption>\r\n<\/figure><p>&#8220;Mainnet en mars. La scalabilit&eacute; arrive sur Ethereum&#8221;, a <a href=\"https:\/\/twitter.com\/sassal0x\/status\/1364732867478052867?s=20\" target=\"_blank\" rel=\"noopener\">comment&eacute;<\/a> Anthony Sassano, responsable marketing produit chez <b>SetProtocol<\/b>, au sujet de la derni&egrave;re <a href=\"https:\/\/medium.com\/ethereum-optimism\/dope-hires-moar-mainnet-in-march-174fa8966361\" target=\"_blank\" rel=\"noopener\">annonce <\/a>d&#8217;Optimism : l&#8217;&eacute;quipe a d&eacute;clar&eacute; qu&#8217;elle proc&egrave;derait au d&eacute;ploiement de contrats arbitraires sur le r&eacute;seau principal (mainnet) en mars au lieu du r&eacute;seau de test public (public testnet), d&rsquo;autres d&eacute;tails seront communiqu&eacute;s ult&eacute;rieurement.<\/p><p>Pourquoi cette nouvelle est si importante ? La couche 1 (Layer 1) est le protocole de base (la blockchain Ethereum), tandis que la couche 2 (Layer 2) comprend tout protocole construit au-dessus d&rsquo;Ethereum. Optimism est une solution de mise &agrave; l&#8217;&eacute;chelle L2, qui permet de &#8220;d&eacute;charger&#8221; le r&eacute;seau principal d&#8217;Ethereum du grand nombre de transactions qu&#8217;il doit traiter. Il utilise des &ldquo;optimistic rollups&rdquo; pour d&rsquo;une part, r&eacute;duire les frais et la latence, et d&rsquo;autre part, pour augmenter le d&eacute;bit en comparaison &agrave; la premi&egrave;re couche d&rsquo;Ethereum. L&#8217;&eacute;quipe derri&egrave;re Optimism a &eacute;t&eacute; <a href=\"https:\/\/a16z.com\/2021\/02\/24\/investing-in-optimism\/\" target=\"_blank\" rel=\"noopener\">financ&eacute;e<\/a> par la soci&eacute;t&eacute; de capital-risque <b>a16z<\/b> d&#8217;Andreessen Horowitz en novembre dernier &#8211; un investissement qui a permis d&#8217;embaucher les derni&egrave;res recrues d&rsquo;Optimism et, avec elles, d&#8217;acc&eacute;l&eacute;rer la mise en oeuvre, a <a href=\"https:\/\/twitter.com\/optimismPBC\/status\/1364705157557088258?s=20\" target=\"_blank\" rel=\"noopener\">d&eacute;clar&eacute;<\/a> l&#8217;&eacute;quipe.<\/p><p>&#8220;Je ne suis pas s&ucirc;r que les gens se rendent compte de l&#8217;ampleur de cet &eacute;v&egrave;nement. Passer de L1 Ethereum &agrave; des &ldquo;optimistic rollups&rdquo;, c&#8217;est comme passer de l&#8217;acc&egrave;s commut&eacute; au haut d&eacute;bit&#8221;, a <a href=\"https:\/\/www.reddit.com\/r\/CryptoCurrency\/comments\/lrr5ij\/optimistic_rollups_launching_on_ethereum_mainnet\/\" target=\"_blank\" rel=\"noopener\">comment&eacute;<\/a> le Redditeur frank__costello : il a ajout&eacute; que les solutions L2 sont susceptibles d&#8217;avoir un impact plus important sur l&#8217;utilisateur final que <a href=\"https:\/\/cryptonews.com\/news\/ethereum-2-0-s-phase-0-goes-live-successfully-8481\/\">Ethereum 2.0<\/a>. &#8220;Plus de frais de gaz excessifs, plus d&rsquo;attente pour que les transactions soient trait&eacute;es&#8221;.<\/p><p>Les solutions L2 existantes sont soit des <a href=\"https:\/\/cryptonews.com\/exclusives\/what-are-sidechains-2658\/\">&ldquo;sidechains&rdquo; <\/a>(cha&icirc;nes secondaires) d&#8217;Ethereum, soit des &ldquo;state channels&rdquo; (cha&icirc;nes d&rsquo;&eacute;tat), qui suscitent des interrogations au niveau de la centralisation ou sont incapables de mettre &agrave; l&#8217;&eacute;chelle des contrats intelligents. De son c&ocirc;t&eacute;, Optimism utilise les &ldquo;rollups&rdquo;, tr&egrave;s appr&eacute;ci&eacute;s par le co-fondateur d&#8217;Ethereum, Vitalik Buterin. Ce dernier a <a href=\"https:\/\/cryptonews.com\/news\/vitalik-buterin-pushes-for-rollups-as-ethereum-s-scaling-sol-6996\/\">d&eacute;clar&eacute;<\/a> que &#8220;les rollups seront le paradigme dominant de la mise &agrave; l&#8217;&eacute;chelle pendant au moins quelques ann&eacute;es&#8221;, <a href=\"https:\/\/cryptonews.com\/news\/vitalik-buterin-says-high-ethereum-fees-might-be-gone-even-b-7897\/\">proposant<\/a> &#8220;des rollups en plus du sharding (fragmentation)&#8221; pour ETH 2.0.<\/p><p>Le rollup est une technique de mise &agrave; l&#8217;&eacute;chelle qui maintient les donn&eacute;es de transaction sur la cha&icirc;ne sous une forme compress&eacute;e tandis que le calcul est effectu&eacute; hors cha&icirc;ne : le calcul, tout comme la v&eacute;rification de la signature, l&#8217;ex&eacute;cution du contrat, l&#8217;ex&eacute;cution de la preuve &agrave; divulgation nulle de connaissance (Zero proof Knowledge), et d&#8217;autres, sont &agrave; v&eacute;rifier dans un <a href=\"https:\/\/docs.ethhub.io\/ethereum-roadmap\/layer-2-scaling\/zk-rollups\/\" target=\"_blank\" rel=\"noopener\">&ldquo;ZK-Rollup&rdquo;<\/a> ou un <a href=\"https:\/\/ethgasstation.info\/blog\/what-is-optimistic-rollup-ethereums-latest-layer-2-scaling-solution\/\" target=\"_blank\" rel=\"noopener\">&ldquo;Optimistic Rollup&rdquo;<\/a>. Cela permettrait th&eacute;oriquement d&#8217;effectuer plus de transactions par seconde (TPS) &#8211; des milliers par rapport aux dizaines actuelles. Une fois la phase 1 de l&#8217;ETH 2.0 introduite, ce nombre atteindra 100 000 TPS, a sugg&eacute;r&eacute; M. Buterin.<\/p><p>On estime que les Dapps (applications d&eacute;centralis&eacute;es) existants sur Ethereum peuvent simplement copier\/coller leur code vers Optimism et migrer vers celui-ci &agrave; partir de mars. De son c&ocirc;t&eacute;, le portefeuille de Coinbase <a href=\"https:\/\/medium.com\/ethereum-optimism\/improving-ux-on-l2-ff2f88f44836\" target=\"_blank\" rel=\"noopener\">offrait<\/a> d&eacute;j&agrave; un support pour la solution.<\/p><p>Par ailleurs, a16z a <a href=\"https:\/\/a16z.com\/2021\/02\/24\/investing-in-optimism\/\" target=\"_blank\" rel=\"noopener\">d&eacute;crit<\/a> Optimism comme &#8220;une extension d&#8217;Ethereum, [avec] l&#8217;adh&eacute;sion &agrave; ses principes de d&eacute;veloppement, [ce qui] entra&icirc;ne une transition tr&egrave;s facile pour les d&eacute;veloppeurs, les portefeuilles et les utilisateurs&#8221;.<\/p><p>Les partisans d&#8217;Ethereum <a href=\"https:\/\/twitter.com\/u_Peng_Fei\/status\/1364734461066285056?s=20\" target=\"_blank\" rel=\"noopener\">affirment<\/a> &eacute;galement que cela signifie la disparition d&rsquo;un certain nombre d&#8217;autres blockchains, citant notamment <a href=\"https:\/\/cryptonews.com\/exclusives\/defi-on-binance-smart-chain-what-s-already-yielding-8645\/\"><b>Binance Smart Chain<\/b><\/a>, <b>Polkadot<\/b> (DOT), <b>Avalanche<\/b> (AVAX) et <b>Solana<\/b> (SOL). D&#8217;autres ont <a href=\"https:\/\/twitter.com\/FinancialManna\/status\/1364734021809356806?s=20\" target=\"_blank\" rel=\"noopener\">ajout&eacute;<\/a> que la concurrence, comme <b>Cardano<\/b> (ADA), est &agrave; l&#8217;origine de l&#8217;acc&eacute;l&eacute;ration du d&eacute;veloppement de cette solution de mise &agrave; l&#8217;&eacute;chelle d&#8217;Ethereum.<\/p><p>Entre-temps, les principaux d&eacute;veloppeurs d&#8217;Ethereum <a href=\"https:\/\/www.youtube.com\/watch?v=anrbnroO3dc&amp;feature=youtu.be\" target=\"_blank\" rel=\"noopener\">envisagent<\/a> le 15 avril comme date du prochain &ldquo;hard fork&rdquo; Berlin. Cette mise &agrave; jour <a href=\"https:\/\/github.com\/ethereum\/eth1.0-specs\/blob\/master\/network-upgrades\/berlin.md\" target=\"_blank\" rel=\"noopener\">comprend<\/a> cinq propositions d&#8217;am&eacute;lioration d&#8217;Ethereum (EIP), y compris des mises &agrave; jour au niveau de la rentabilit&eacute; du gaz et de la machine virtuelle Ethereum (EVM).<\/p><p>________<\/p><p>Suivez nos liens d&#8217;affili&eacute;s:<\/p><p><b>Pour acheter des cryptomonnaies; Zone SEPA Europe et citoyens fran&ccedil;ais<\/b>:<\/p><ul>\r\n<li>Sur <a href=\"https:\/\/www.coinhouse.com\/r\/179207\" target=\"_blank\" rel=\"noopener\">Coinhouse<\/a><\/li>\r\n<li>Sur <a href=\"https:\/\/cryptonews.com\/ext\/etoro\/\" target=\"_blank\" rel=\"nofollow noopener\">etoro<\/a><\/li>\r\n<\/ul><p style=\"text-align: center\"><em>L&rsquo;investissement en crypto-monnaies est propos&eacute; par eToro (Europe) Ltd en tant que PSAN, enregistr&eacute; aupr&egrave;s de l&rsquo;AMF. L&rsquo;investissement en actifs cryptographiques est hautement volatil. Aucune protection des consommateurs.<\/em><\/p><ul>\r\n<li>Sur <a href=\"https:\/\/primexbt.com\/id\/sign-up?click_id=5dfa7e78606fc1000130ae09&amp;pid=396&amp;offer_id=12&amp;sub1=French\" target=\"_blank\" rel=\"noopener\">PrimeXBT<\/a><\/li>\r\n<\/ul><p><b>Pour acheter des cryptomonnaies au Canada<\/b>:<\/p><ul>\r\n<li>Sur <a href=\"https:\/\/go.bitbuy.tech\/aff_c?offer_id=3&amp;aff_id=1009&amp;source=FR\" target=\"_blank\" rel=\"noopener\">Bitbuy<\/a><\/li>\r\n<li>Sur <a href=\"https:\/\/imp.i246982.net\/c\/2102999\/794942\/11346?subId1=FR&amp;trafsrc=Impact\" target=\"_blank\" rel=\"noopener\">CoinSmart<\/a><\/li>\r\n<li>Sur <a href=\"https:\/\/netcoins.ca\/?utm_source=cryptonewsfr\" target=\"_blank\" rel=\"noopener\">Netcoins<\/a><\/li>\r\n<\/ul><p><b>Pour g&eacute;n&eacute;rer des int&eacute;r&ecirc;ts gr&acirc;ce &agrave; vos bitcoins<\/b>, allez sur le site de <a href=\"https:\/\/blockfi.mxuy67.net\/kqG6x\" target=\"_blank\" rel=\"noopener\">BlockFi<\/a><\/p><p><b>Pour ouvrir un plan &eacute;pargne en Bitcoin<\/b>, allez sur la plateforme r&eacute;gul&eacute;e <a href=\"https:\/\/stackinsat.com\/signup?r=CRYPTONEWS\">StackinSat<\/a><\/p><p><b>Pour s&eacute;curiser ou stocker vos cryptomonnaies:<\/b><\/p><ul>\r\n<li>Via le portefeuille <a href=\"https:\/\/shop.ledger.com\/?r=12b53b98a1c0&amp;tracker=CN-FR\" target=\"_blank\" rel=\"noopener\">Ledger<\/a> ou le portefeuille <a href=\"https:\/\/shop.trezor.io\/?offer_id=82&amp;aff_id=1814\" target=\"_blank\" rel=\"noopener\">Trezor<\/a><\/li>\r\n<li>Via le portefeuille <a href=\"https:\/\/get.zengo.com\/?src=7kcej9b\" target=\"_blank\" rel=\"noopener\">ZenGo<\/a><\/li>\r\n<\/ul><p><b>Pour investir dans le minage ou les masternodes:<\/b><\/p><ul>\r\n<li>Sur <a href=\"https:\/\/feel-mining.com\/?tracking=1ED831AFAB\" target=\"_blank\" rel=\"noopener\">Feel Mining<\/a><\/li>\r\n<li>Sur <a href=\"https:\/\/www.just-mining.com\/register?sponsor=aNJ7nRa0m3qvgi6LkMXAZX506\" target=\"_blank\" rel=\"noopener\">Just Mining<\/a><\/li>\r\n<\/ul><p><b>Pour transiger vos cryptos de fa&ccedil;on anonyme:<\/b><\/p><ul>\r\n<li>Via <a href=\"https:\/\/www.cyberghostvpn.com\/offer\/cryfr_6xv10dicy\" target=\"_blank\" rel=\"noopener\">CyberGhost VPN<\/a><\/li>\r\n<\/ul><p><b>Pour accumuler des cryptos en jouant:<\/b><\/p><ul>\r\n<li>Au poker sur la plateforme de jeux <a href=\"https:\/\/coinpoker.com\/crypto\" target=\"_blank\" rel=\"noopener\">CoinPoker<\/a><\/li>\r\n<li>&Agrave; un fantasy football mondial sur la plateforme <a href=\"https:\/\/sorare.pxf.io\/c\/2102999\/902742\/12209\" target=\"_blank\" rel=\"noopener\">Sorare<\/a><\/li>\r\n<\/ul><p><b>Si vous voulez en apprendre plus sur le Bitcoin et l&rsquo;investissement dans les cryptomonnaies, voici deux livres parfaits: &ldquo;<a href=\"https:\/\/amzn.to\/3j0wEQ1\" target=\"_blank\" rel=\"noopener\">Comprendre Bitcoin en 2h<\/a>&#8221; et &ldquo;<a href=\"https:\/\/amzn.to\/38J7IJR\" target=\"_blank\" rel=\"noopener\">Investir dans Bitcoin<\/a>&#8220;.<\/b><\/p><p>________________<\/p><p>Voici les sources d&rsquo;informations qu&rsquo;on vous propose:<br><b>Notre newsletter hebdomadaire gratuite: <a href=\"https:\/\/www.getrevue.co\/profile\/CryptonewsFR\" target=\"_blank\" rel=\"noopener\">https:\/\/www.getrevue.co\/profile\/CryptonewsFR<\/a><br>Notre podcast audio: <a href=\"https:\/\/www.buzzsprout.com\/1111262\" target=\"_blank\" rel=\"noopener\">https:\/\/www.buzzsprout.com\/1111262<\/a><br>Notre cha&icirc;ne YouTube: <a href=\"https:\/\/www.youtube.com\/channel\/UCEu7E2wqP3t3QzAWTWF9weg\" target=\"_blank\" rel=\"noopener\">https:\/\/www.youtube.com\/channel\/UCEu7E2wqP3t3QzAWTWF9weg<\/a><br>Twitter: <a href=\"https:\/\/twitter.com\/cryptonews_FR\" target=\"_blank\" rel=\"noopener\">https:\/\/twitter.com\/cryptonews_FR<\/a><br>Instagram: <a href=\"https:\/\/www.instagram.com\/fr_cryptonews\" target=\"_blank\" rel=\"noopener\">https:\/\/www.instagram.com\/fr_cryptonews<\/a><br>Facebook: <a href=\"https:\/\/www.facebook.com\/cryptonewsFR\" target=\"_blank\" rel=\"noopener\">https:\/\/www.facebook.com\/cryptonewsFR<\/a><br>Telegram: <a href=\"https:\/\/t.me\/cryptonews_FR\" target=\"_blank\" rel=\"noopener\">https:\/\/t.me\/cryptonews_FR<\/a><\/b><\/p><p>_________<\/p>","protected":false},"excerpt":{"rendered":"<p>Les partisans d&rsquo;Ethereum c&eacute;l&egrave;brent la nouvelle du lancement pour le mois prochain de la solution de scalabilit&eacute;, Optimism, sur le &ldquo;mainnet&rdquo; (r&eacute;seau principal), en avance sur le calendrier. Qu&#8217;est-ce que cela signifie exactement pour Ethereum et ses utilisateurs ?Source: Adobe\/niphon&#8220;Mainnet en mars. La scalabilit&eacute; arrive sur Ethereum&#8221;, a comment&eacute; Anthony Sassano, responsable marketing produit chez [&hellip;]<\/p>\n","protected":false},"author":1,"featured_media":0,"comment_status":"closed","ping_status":"closed","sticky":false,"template":"","format":"standard","meta":{"_acf_changed":false,"footnotes":""},"categories":[7,1],"tags":[51,466],"editors":[2550],"sponsored_companies":[],"class_list":["post-46296","post","type-post","status-publish","format-standard","hentry","category-ethereum-news","category-news","tag-ethereum","tag-scalabilite","editors-jurgen-hoffman"],"acf":[],"yoast_head":"<!-- This site is optimized with the Yoast SEO plugin v27.6 - https:\/\/yoast.com\/product\/yoast-seo-wordpress\/ -->\n<title>Une solution de scalabilit\u00e9 disponible sur Ethereum (ETH), gr\u00e2ce \u00e0 Optimism<\/title>\n<meta name=\"description\" content=\"Le succ\u00e8s du lancement de la phase 0 d&#039;Ethereum 2.0 n&#039;a pas r\u00e9solu le probl\u00e8me de 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