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	<title>Podman Archives | Clever Cloud</title>
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	<title>Podman Archives | Clever Cloud</title>
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	<item>
		<title>83 &#8211; Le Story Telling du LTT optimise ses performances en déjouant les DDos</title>
		<link>https://www.clever.cloud/podcast/83-le-story-telling-du-ltt-optimise-ses-performances-en-dejouant-les-ddos/</link>
		
		<dc:creator><![CDATA[Steven Leroux]]></dc:creator>
		<pubDate>Thu, 16 Mar 2023 17:25:29 +0000</pubDate>
				<category><![CDATA[Apple]]></category>
		<category><![CDATA[CVE]]></category>
		<category><![CDATA[Google]]></category>
		<category><![CDATA[HAProxy]]></category>
		<category><![CDATA[ovh]]></category>
		<category><![CDATA[Podman]]></category>
		<category><![CDATA[TSMC]]></category>
		<category><![CDATA[Wikipedia]]></category>
		<guid isPermaLink="false">https://www.clever-cloud.com/?post_type=podcast&#038;p=7848</guid>

					<description><![CDATA[<p><img width="1920" height="1080" src="https://cdn.clever-cloud.com/uploads/2023/03/83-1.jpg" class="attachment-post-thumbnail size-post-thumbnail wp-post-image" alt="83 1" decoding="async" fetchpriority="high" srcset="https://cdn.clever-cloud.com/uploads/2023/03/83-1.jpg 1920w, https://cdn.clever-cloud.com/uploads/2023/03/83-1-300x169.jpg 300w, https://cdn.clever-cloud.com/uploads/2023/03/83-1-1024x576.jpg 1024w, https://cdn.clever-cloud.com/uploads/2023/03/83-1-768x432.jpg 768w, https://cdn.clever-cloud.com/uploads/2023/03/83-1-1536x864.jpg 1536w, https://cdn.clever-cloud.com/uploads/2023/03/83-1-1368x770.jpg 1368w" sizes="(max-width: 1920px) 100vw, 1920px" /></p><!-- wp:gallery {"columns":4,"linkTo":"none"} -->
<figure class="wp-block-gallery has-nested-images columns-4 is-cropped"><!-- wp:image {"id":4966,"sizeSlug":"large","linkDestination":"none"} -->
<figure class="wp-block-image size-large"><img src="https://cdn.clever-cloud.com/uploads/2022/01/steven-square-447x447.png" alt="Steven Le Roux" class="wp-image-4966"/><figcaption class="wp-element-caption">Steven Le Roux</figcaption></figure>
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<figure class="wp-block-image size-full is-style-default"><img src="https://cdn.clever-cloud.com/uploads/2021/08/30kgNpLQ_400x400.jpg" alt="pierre_zemb" class="wp-image-3045"/><figcaption class="wp-element-caption">Pierre Zemb</figcaption></figure>
<!-- /wp:image -->

<!-- wp:image {"id":7847,"sizeSlug":"large","linkDestination":"none"} -->
<figure class="wp-block-image size-large"><img src="https://cdn.clever-cloud.com/uploads/2023/03/antoine-blondeau-447x447.jpg" alt="Antoine Blondeau" class="wp-image-7847"/><figcaption class="wp-element-caption">Antoine Blondeau</figcaption></figure>
<!-- /wp:image -->

<!-- wp:image {"id":7842,"sizeSlug":"full","linkDestination":"none"} -->
<figure class="wp-block-image size-full"><img src="https://cdn.clever-cloud.com/uploads/2023/03/olivier-beautier.jpg" alt="Olivier Beautier" class="wp-image-7842"/><figcaption class="wp-element-caption">Olivier Beautier</figcaption></figure>
<!-- /wp:image --></figure>
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<!-- wp:paragraph -->
<p>Dans cet épisode finistérien, nos quatre fantastiques reviennent sur le Very Tech Trip d'OVH, parlent du Manifest V3, de HAProxy, d'une grosse attaque DDos sur Cloudflare, d'Apple qui met la main sur les 1er lots de puces 3nm, de performance, de storytelling et de podman avant de finir en musique.</p>
<!-- /wp:paragraph -->

<!-- wp:paragraph -->
<p>Seconde partie du double épisode enregistré le 24 février. Dans des conditions extrêmes où le son sature un poil malgré les efforts de rattrapage héroïques de notre monteur, toutes nos excuses, renouvelées.</p>
<!-- /wp:paragraph -->

<!-- wp:paragraph -->
<p>Avec la participation de <em><a href="https://twitter.com/GwinizDu" target="_blank" rel="noreferrer noopener">@GwinizDu</a></em>, <em><a href="https://twitter.com/PierreZ">@PierreZ</a></em>, <em><a href="https://twitter.com/nd4pa" target="_blank" rel="noreferrer noopener">@nd4pa</a></em> et <em><a href="https://twitter.com/raclepoulpe" target="_blank" rel="noreferrer noopener">@raclepoulpe</a></em></p>
<!-- /wp:paragraph -->

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<div class="wp-block-button has-custom-font-size has-small-font-size"><a class="wp-block-button__link wp-element-button" href="https://youtu.be/slm_-Gd7LE8" target="_blank" rel="noreferrer noopener">Regarder sur Youtube</a></div>
<!-- /wp:button --></div>
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<!-- wp:paragraph -->
<p>👋  Venez discuter avec nous sur <a href="https://twitter.com/clever_cloudFR" target="_blank" rel="noreferrer noopener">@clever_cloudFR</a> pour nous dire ce que vous avez pensé de ce nouvel épisode.</p>
<!-- /wp:paragraph -->

<!-- wp:paragraph -->
<p>➡️  Pour découvrir ou réécouter d’anciens épisodes&nbsp;<a href="https://www.clever.cloud/fr/podcast/">c’est par ici</a>&nbsp;!</p>
<!-- /wp:paragraph -->

<!-- wp:heading -->
<h2 class="wp-block-heading">Timecode &amp; Liens</h2>
<!-- /wp:heading -->

<!-- wp:paragraph -->
<p>00:16:00 : Intro et présentation des invités<br>00:01:22 : retour sur le VeryTechTrip d’OVH<br>00:09:32 : de la critique du Manifest V3, Google a-t-il encore une âme ?<br><a href="https://adguard.com/en/blog/firefox-manifestv3-chrome-adblocking.html" target="_blank" rel="noreferrer noopener">https://adguard.com/en/blog/firefox-manifestv3-chrome-adblocking.html</a></p>
<!-- /wp:paragraph -->

<!-- wp:paragraph -->
<p>00:20:56 : CVE HAProxy<br><a href="https://www.haproxy.com/blog/february-2023-header-parser-fixed/" target="_blank" rel="noreferrer noopener">https://www.haproxy.com/blog/february-2023-header-parser-fixed/</a></p>
<!-- /wp:paragraph -->

<!-- wp:paragraph -->
<p>00:21:56 : OpenSSL vs Quick<br><a href="https://github.com/haproxy/haproxy/issues/680#issuecomment-1433118828" target="_blank" rel="noreferrer noopener">https://github.com/haproxy/haproxy/issues/680#issuecomment-1433118828<br></a>OpenSSL not wanting to provide Quick API<br>Wikipedia is not IETF <br><a href="https://github.com/haproxy/haproxy/issues/680l" target="_blank" rel="noreferrer noopener">https://github.com/haproxy/haproxy/issues/680l</a></p>
<!-- /wp:paragraph -->

<!-- wp:paragraph -->
<p>00:27:09 : Grosse attaque DDoS sur Cloudflare<br><a href="https://blog.cloudflare.com/cloudflare-mitigates-record-breaking-71-million-request-per-second-ddos-attack/" target="_blank" rel="noreferrer noopener">https://blog.cloudflare.com/cloudflare-mitigates-record-breaking-71-million-request-per-second-ddos-attack/</a></p>
<!-- /wp:paragraph -->

<!-- wp:paragraph -->
<p>00:33:14 : Apple achète l'intégralité du premier batch de puces 3nm chez TSMC pour l'iphone 15 max et le mac M3<br><a href="https://www.macrumors.com/2023/02/22/apple-secures-tsmc-3nm-chips/" target="_blank" rel="noreferrer noopener">https://www.macrumors.com/2023/02/22/apple-secures-tsmc-3nm-chips/</a></p>
<!-- /wp:paragraph -->

<!-- wp:paragraph -->
<p>00:45:08 : Puzzling Postgres: a story of solving an unreproducible performance issue <a href="https://medium.com/engineering-at-birdie/puzzling-postgres-a-story-of-solving-an-unreproducible-performance-issue-778075ed7998" target="_blank" rel="noreferrer noopener">https://medium.com/engineering-at-birdie/puzzling-postgres-a-story-of-solving-an-unreproducible-performance-issue-778075ed7998</a><br>Response times were expected to be in single-digit-milliseconds, but I was observing it to be in minutes.<br>Query qui brûle du CPU<br>Explain analyze en 9 microsecond et query plan normal<br>Change la query pour en trouver une qui prends 28s<br>Valeur du timestamp WHERE qui détruit les perfs<br>Prepared statements query plan cached<br>Postgres’ query planner has a bug in its cost estimation.</p>
<!-- /wp:paragraph -->

<!-- wp:paragraph -->
<p>00:48:07 : Du storytelling et du théâtre dans vos présentations<br><a href="https://github.com/raclepoulpe/VoyageDuHerosDelIT" target="_blank" rel="noreferrer noopener">https://github.com/raclepoulpe/VoyageDuHerosDelIT</a></p>
<!-- /wp:paragraph -->

<!-- wp:paragraph -->
<p>00:53:17 : systemd + podman = ❤️<br><a href="https://www.redhat.com/sysadmin/quadlet-podman" target="_blank" rel="noreferrer noopener">https://www.redhat.com/sysadmin/quadlet-podman</a></p>
<!-- /wp:paragraph -->

<!-- wp:paragraph -->
<p>00:56:20 : Musique de fin THYLACINE - Anatolia<br><a href="https://www.youtube.com/watch?v=By5kBezU_T0" target="_blank" rel="noreferrer noopener">https://www.youtube.com/watch?v=By5kBezU_T0</a></p>
<!-- /wp:paragraph -->]]></description>
										<content:encoded><![CDATA[<p><img width="1920" height="1080" src="https://cdn.clever-cloud.com/uploads/2023/03/83-1.jpg" class="attachment-post-thumbnail size-post-thumbnail wp-post-image" alt="83 1" decoding="async" srcset="https://cdn.clever-cloud.com/uploads/2023/03/83-1.jpg 1920w, https://cdn.clever-cloud.com/uploads/2023/03/83-1-300x169.jpg 300w, https://cdn.clever-cloud.com/uploads/2023/03/83-1-1024x576.jpg 1024w, https://cdn.clever-cloud.com/uploads/2023/03/83-1-768x432.jpg 768w, https://cdn.clever-cloud.com/uploads/2023/03/83-1-1536x864.jpg 1536w, https://cdn.clever-cloud.com/uploads/2023/03/83-1-1368x770.jpg 1368w" sizes="(max-width: 1920px) 100vw, 1920px" /></p><!-- wp:gallery {"columns":4,"linkTo":"none"} -->
<figure class="wp-block-gallery has-nested-images columns-4 is-cropped"><!-- wp:image {"id":4966,"sizeSlug":"large","linkDestination":"none"} -->
<figure class="wp-block-image size-large"><img src="https://cdn.clever-cloud.com/uploads/2022/01/steven-square-447x447.png" alt="Steven Le Roux" class="wp-image-4966"/><figcaption class="wp-element-caption">Steven Le Roux</figcaption></figure>
<!-- /wp:image -->

<!-- wp:image {"id":3045,"sizeSlug":"full","linkDestination":"none","className":"is-style-default"} -->
<figure class="wp-block-image size-full is-style-default"><img src="https://cdn.clever-cloud.com/uploads/2021/08/30kgNpLQ_400x400.jpg" alt="pierre_zemb" class="wp-image-3045"/><figcaption class="wp-element-caption">Pierre Zemb</figcaption></figure>
<!-- /wp:image -->

<!-- wp:image {"id":7847,"sizeSlug":"large","linkDestination":"none"} -->
<figure class="wp-block-image size-large"><img src="https://cdn.clever-cloud.com/uploads/2023/03/antoine-blondeau-447x447.jpg" alt="Antoine Blondeau" class="wp-image-7847"/><figcaption class="wp-element-caption">Antoine Blondeau</figcaption></figure>
<!-- /wp:image -->

<!-- wp:image {"id":7842,"sizeSlug":"full","linkDestination":"none"} -->
<figure class="wp-block-image size-full"><img src="https://cdn.clever-cloud.com/uploads/2023/03/olivier-beautier.jpg" alt="Olivier Beautier" class="wp-image-7842"/><figcaption class="wp-element-caption">Olivier Beautier</figcaption></figure>
<!-- /wp:image --></figure>
<!-- /wp:gallery -->

<!-- wp:paragraph -->
<p>Dans cet épisode finistérien, nos quatre fantastiques reviennent sur le Very Tech Trip d'OVH, parlent du Manifest V3, de HAProxy, d'une grosse attaque DDos sur Cloudflare, d'Apple qui met la main sur les 1er lots de puces 3nm, de performance, de storytelling et de podman avant de finir en musique.</p>
<!-- /wp:paragraph -->

<!-- wp:paragraph -->
<p>Seconde partie du double épisode enregistré le 24 février. Dans des conditions extrêmes où le son sature un poil malgré les efforts de rattrapage héroïques de notre monteur, toutes nos excuses, renouvelées.</p>
<!-- /wp:paragraph -->

<!-- wp:paragraph -->
<p>Avec la participation de <em><a href="https://twitter.com/GwinizDu" target="_blank" rel="noreferrer noopener">@GwinizDu</a></em>, <em><a href="https://twitter.com/PierreZ">@PierreZ</a></em>, <em><a href="https://twitter.com/nd4pa" target="_blank" rel="noreferrer noopener">@nd4pa</a></em> et <em><a href="https://twitter.com/raclepoulpe" target="_blank" rel="noreferrer noopener">@raclepoulpe</a></em></p>
<!-- /wp:paragraph -->

<!-- wp:buttons -->
<div class="wp-block-buttons"><!-- wp:button {"fontSize":"small"} -->
<div class="wp-block-button has-custom-font-size has-small-font-size"><a class="wp-block-button__link wp-element-button" href="https://youtu.be/slm_-Gd7LE8" target="_blank" rel="noreferrer noopener">Regarder sur Youtube</a></div>
<!-- /wp:button --></div>
<!-- /wp:buttons -->

<!-- wp:paragraph -->
<p>👋  Venez discuter avec nous sur <a href="https://twitter.com/clever_cloudFR" target="_blank" rel="noreferrer noopener">@clever_cloudFR</a> pour nous dire ce que vous avez pensé de ce nouvel épisode.</p>
<!-- /wp:paragraph -->

<!-- wp:paragraph -->
<p>➡️  Pour découvrir ou réécouter d’anciens épisodes&nbsp;<a href="https://www.clever.cloud/fr/podcast/">c’est par ici</a>&nbsp;!</p>
<!-- /wp:paragraph -->

<!-- wp:heading -->
<h2 class="wp-block-heading">Timecode &amp; Liens</h2>
<!-- /wp:heading -->

<!-- wp:paragraph -->
<p>00:16:00 : Intro et présentation des invités<br>00:01:22 : retour sur le VeryTechTrip d’OVH<br>00:09:32 : de la critique du Manifest V3, Google a-t-il encore une âme ?<br><a href="https://adguard.com/en/blog/firefox-manifestv3-chrome-adblocking.html" target="_blank" rel="noreferrer noopener">https://adguard.com/en/blog/firefox-manifestv3-chrome-adblocking.html</a></p>
<!-- /wp:paragraph -->

<!-- wp:paragraph -->
<p>00:20:56 : CVE HAProxy<br><a href="https://www.haproxy.com/blog/february-2023-header-parser-fixed/" target="_blank" rel="noreferrer noopener">https://www.haproxy.com/blog/february-2023-header-parser-fixed/</a></p>
<!-- /wp:paragraph -->

<!-- wp:paragraph -->
<p>00:21:56 : OpenSSL vs Quick<br><a href="https://github.com/haproxy/haproxy/issues/680#issuecomment-1433118828" target="_blank" rel="noreferrer noopener">https://github.com/haproxy/haproxy/issues/680#issuecomment-1433118828<br></a>OpenSSL not wanting to provide Quick API<br>Wikipedia is not IETF <br><a href="https://github.com/haproxy/haproxy/issues/680l" target="_blank" rel="noreferrer noopener">https://github.com/haproxy/haproxy/issues/680l</a></p>
<!-- /wp:paragraph -->

<!-- wp:paragraph -->
<p>00:27:09 : Grosse attaque DDoS sur Cloudflare<br><a href="https://blog.cloudflare.com/cloudflare-mitigates-record-breaking-71-million-request-per-second-ddos-attack/" target="_blank" rel="noreferrer noopener">https://blog.cloudflare.com/cloudflare-mitigates-record-breaking-71-million-request-per-second-ddos-attack/</a></p>
<!-- /wp:paragraph -->

<!-- wp:paragraph -->
<p>00:33:14 : Apple achète l'intégralité du premier batch de puces 3nm chez TSMC pour l'iphone 15 max et le mac M3<br><a href="https://www.macrumors.com/2023/02/22/apple-secures-tsmc-3nm-chips/" target="_blank" rel="noreferrer noopener">https://www.macrumors.com/2023/02/22/apple-secures-tsmc-3nm-chips/</a></p>
<!-- /wp:paragraph -->

<!-- wp:paragraph -->
<p>00:45:08 : Puzzling Postgres: a story of solving an unreproducible performance issue <a href="https://medium.com/engineering-at-birdie/puzzling-postgres-a-story-of-solving-an-unreproducible-performance-issue-778075ed7998" target="_blank" rel="noreferrer noopener">https://medium.com/engineering-at-birdie/puzzling-postgres-a-story-of-solving-an-unreproducible-performance-issue-778075ed7998</a><br>Response times were expected to be in single-digit-milliseconds, but I was observing it to be in minutes.<br>Query qui brûle du CPU<br>Explain analyze en 9 microsecond et query plan normal<br>Change la query pour en trouver une qui prends 28s<br>Valeur du timestamp WHERE qui détruit les perfs<br>Prepared statements query plan cached<br>Postgres’ query planner has a bug in its cost estimation.</p>
<!-- /wp:paragraph -->

<!-- wp:paragraph -->
<p>00:48:07 : Du storytelling et du théâtre dans vos présentations<br><a href="https://github.com/raclepoulpe/VoyageDuHerosDelIT" target="_blank" rel="noreferrer noopener">https://github.com/raclepoulpe/VoyageDuHerosDelIT</a></p>
<!-- /wp:paragraph -->

<!-- wp:paragraph -->
<p>00:53:17 : systemd + podman = ❤️<br><a href="https://www.redhat.com/sysadmin/quadlet-podman" target="_blank" rel="noreferrer noopener">https://www.redhat.com/sysadmin/quadlet-podman</a></p>
<!-- /wp:paragraph -->

<!-- wp:paragraph -->
<p>00:56:20 : Musique de fin THYLACINE - Anatolia<br><a href="https://www.youtube.com/watch?v=By5kBezU_T0" target="_blank" rel="noreferrer noopener">https://www.youtube.com/watch?v=By5kBezU_T0</a></p>
<!-- /wp:paragraph -->]]></content:encoded>
					
		
		
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