docker

Shrinking Python Docker Images by 80%: A Production Playbook

When I first pushed a 1.6 GB Python image to GHCR for our Shopify‑feed scraper, the CI pipeline stalled for 12 minutes, and the bandwidth bill doub…
Cutting Docker Image Size by 80%: A Step-by-Step Guide to Optimizing Production Images

As a developer or data scientist, you've likely encountered the pain of dealing with large Docker image sizes, which can lead to slower deplo…
Mastering Docker and Containerization for Data Engineering Workflows

Introduction As of June 2026, data engineering workflows are becoming increasingly complex, with the need for efficient and scalable solutions. …
<script type="text/javascript" src="https://www.blogger.com/static/v1/widgets/3961732468-widgets.js"></script>
<script type='text/javascript'>
window['__wavt'] = 'AKZvMzuowqcfIoeAcHey8Nw9_f7O:1792804225307';_WidgetManager._Init('//www.blogger.com/rearrange?blogID\x3d9085610809481687705','//blogs.mausamadhikari.com.np/search/label/docker','9085610809481687705');
_WidgetManager._SetDataContext([{'name': 'blog', 'data': {'blogId': '9085610809481687705', 'title': 'Py Data', 'url': 'http://blogs.mausamadhikari.com.np/search/label/docker', 'canonicalUrl': 'http://blogs.mausamadhikari.com.np/search/label/docker', 'homepageUrl': 'http://blogs.mausamadhikari.com.np/', 'searchUrl': 'http://blogs.mausamadhikari.com.np/search', 'canonicalHomepageUrl': 'http://blogs.mausamadhikari.com.np/', 'blogspotFaviconUrl': 'http://blogs.mausamadhikari.com.np/favicon.ico', 'bloggerUrl': 'https://www.blogger.com', 'hasCustomDomain': true, 'httpsEnabled': true, 'enabledCommentProfileImages': true, 'gPlusViewType': 'FILTERED_POSTMOD', 'adultContent': false, 'analyticsAccountNumber': 'G-Y1PBH6L2JV', 'analytics4': true, 'encoding': 'UTF-8', 'locale': 'en-GB', 'localeUnderscoreDelimited': 'en_gb', 'languageDirection': 'ltr', 'isPrivate': false, 'isMobile': false, 'isMobileRequest': false, 'mobileClass': '', 'isPrivateBlog': false, 'isDynamicViewsAvailable': true, 'feedLinks': '\x3clink rel\x3d\x22alternate\x22 type\x3d\x22application/atom+xml\x22 title\x3d\x22Py Data - Atom\x22 href\x3d\x22http://blogs.mausamadhikari.com.np/feeds/posts/default\x22 /\x3e\n\x3clink rel\x3d\x22alternate\x22 type\x3d\x22application/rss+xml\x22 title\x3d\x22Py Data - RSS\x22 href\x3d\x22http://blogs.mausamadhikari.com.np/feeds/posts/default?alt\x3drss\x22 /\x3e\n\x3clink rel\x3d\x22service.post\x22 type\x3d\x22application/atom+xml\x22 title\x3d\x22Py Data - Atom\x22 href\x3d\x22https://www.blogger.com/feeds/9085610809481687705/posts/default\x22 /\x3e\n', 'meTag': '', 'adsenseClientId': 'ca-pub-2325414716748127', 'adsenseHostId': 'ca-host-pub-1556223355139109', 'adsenseHasAds': true, 'adsenseAutoAds': true, 'boqCommentIframeForm': true, 'loginRedirectParam': '', 'view': '', 'dynamicViewsCommentsSrc': '//www.blogblog.com/dynamicviews/4224c15c4e7c9321/js/comments.js', 'dynamicViewsScriptSrc': '//www.blogblog.com/dynamicviews/fa12fcebe36ff135', 'plusOneApiSrc': 'https://apis.google.com/js/platform.js', 'disableGComments': true, 'interstitialAccepted': false, 'sharing': {'platforms': [{'name': 'Get link', 'key': 'link', 'shareMessage': 'Get link', 'target': ''}, {'name': 'Facebook', 'key': 'facebook', 'shareMessage': 'Share to Facebook', 'target': 'facebook'}, {'name': 'BlogThis!', 'key': 'blogThis', 'shareMessage': 'BlogThis!', 'target': 'blog'}, {'name': 'X', 'key': 'twitter', 'shareMessage': 'Share to X', 'target': 'twitter'}, {'name': 'Pinterest', 'key': 'pinterest', 'shareMessage': 'Share to Pinterest', 'target': 'pinterest'}, {'name': 'Email', 'key': 'email', 'shareMessage': 'Email', 'target': 'email'}], 'disableGooglePlus': true, 'googlePlusShareButtonWidth': 0, 'googlePlusBootstrap': '\x3cscript type\x3d\x22text/javascript\x22\x3ewindow.___gcfg \x3d {\x27lang\x27: \x27en_GB\x27};\x3c/script\x3e'}, 'hasCustomJumpLinkMessage': false, 'jumpLinkMessage': 'Read more', 'pageType': 'index', 'searchLabel': 'docker', 'pageName': 'docker', 'pageTitle': 'Py Data: docker', 'metaDescription': 'Data engineering is the art of extracting knowledge from data sources, storing and organizing it, and finally making it available to the right users.'}}, {'name': 'features', 'data': {}}, {'name': 'messages', 'data': {'edit': 'Edit', 'linkCopiedToClipboard': 'Link copied to clipboard', 'ok': 'Ok', 'postLink': 'Post link'}}, {'name': 'template', 'data': {'name': 'custom', 'localizedName': 'Custom', 'isResponsive': true, 'isAlternateRendering': false, 'isCustom': true}}, {'name': 'view', 'data': {'classic': {'name': 'classic', 'url': '?view\x3dclassic'}, 'flipcard': {'name': 'flipcard', 'url': '?view\x3dflipcard'}, 'magazine': {'name': 'magazine', 'url': '?view\x3dmagazine'}, 'mosaic': {'name': 'mosaic', 'url': '?view\x3dmosaic'}, 'sidebar': {'name': 'sidebar', 'url': '?view\x3dsidebar'}, 'snapshot': {'name': 'snapshot', 'url': '?view\x3dsnapshot'}, 'timeslide': {'name': 'timeslide', 'url': '?view\x3dtimeslide'}, 'isMobile': false, 'title': 'Py Data', 'description': 'Data engineering is the art of extracting knowledge from data sources, storing and organizing it, and finally making it available to the right users.', 'url': 'http://blogs.mausamadhikari.com.np/search/label/docker', 'type': 'feed', 'isSingleItem': false, 'isMultipleItems': true, 'isError': false, 'isPage': false, 'isPost': false, 'isHomepage': false, 'isArchive': false, 'isSearch': true, 'isLabelSearch': true, 'search': {'label': 'docker', 'resultsMessage': 'Showing posts with the label docker', 'resultsMessageHtml': 'Showing posts with the label \x3cspan class\x3d\x27search-label\x27\x3edocker\x3c/span\x3e'}}}, {'name': 'widgets', 'data': [{'title': 'Py Data (Header)', 'type': 'Header', 'sectionId': 'sec_Header_Title', 'id': 'Header01'}, {'title': 'Try \x27Data\x27', 'type': 'BlogSearch', 'sectionId': 'sec_Header_Search', 'id': 'BlogSearch01'}, {'title': 'Header Icon', 'type': 'TextList', 'sectionId': 'sec_Header_Icon', 'id': 'TextList01'}, {'title': 'Contributors', 'type': 'Profile', 'sectionId': 'sec_Header_Icon', 'id': 'Profile01'}, {'title': 'Bookmark Posts', 'type': 'LinkList', 'sectionId': 'sec_Header_Icon', 'id': 'LinkList02'}, {'title': 'Translate', 'type': 'LinkList', 'sectionId': 'sec_Header_Icon', 'id': 'LinkList03'}, {'title': 'Navigation Menu', 'type': 'HTML', 'sectionId': 'sec_Nav_Widgets_1', 'id': 'HTML01'}, {'title': 'Additional Links', 'type': 'PageList', 'sectionId': 'sec_Nav_Widgets_2', 'id': 'PageList02'}, {'title': 'Social Links', 'type': 'LinkList', 'sectionId': 'sec_Nav_Widgets_2', 'id': 'LinkList04'}, {'title': 'Tabbed Menu', 'type': 'LinkList', 'sectionId': 'sec_Notif_Widgets', 'id': 'LinkList05'}, {'title': 'Pinned Post', 'type': 'FeaturedPost', 'sectionId': 'sec_Top_Widgets', 'id': 'FeaturedPost01', 'postId': '4585652547867424638'}, {'title': 'Blog Posts', 'type': 'Blog', 'sectionId': 'sec_Main_Widgets', 'id': 'Blog01', 'posts': [{'id': '3641071456199567667', 'title': 'Shrinking Python Docker Images by 80%: A Production Playbook', 'showInlineAds': false}, {'id': '8983714804960423413', 'title': 'Cutting Docker Image Size by 80%: A Step-by-Step Guide to Optimizing Production Images', 'featuredImage': 'https://lh3.googleusercontent.com/blogger_img_proxy/AEn0k_sRZkz84o7LcVLtxXwofR49bJ5ssIvA69Q_VgSq4gLCkdFRgFJdUH8hr8boIGJV_pID5LBW-vGywM_ZPcJNhmk2h_3y_dpzeREEW7DyFlzXRMXf3xF2hSqOH8UB2ki1mABsbyMSl1GoQUMnJba_okXIlkSHn_VtkWOOgWgqmqhonbTQ', 'showInlineAds': false}, {'id': '1162521674696018069', 'title': 'Mastering Docker and Containerization for Data Engineering Workflows', 'featuredImage': 'https://lh3.googleusercontent.com/blogger_img_proxy/AEn0k_tuLFg1US8GkJ_n8j-pQmcSW2nm5MI9evESvvKQZtxuVZwGraiS_JOg_UbxMXffB4JipK5seytS7-T1fhQt50yYWdoPWcPIQG9qCudxmDs8hCyaN8QyyjdjnA23PRrO1RMHP1TFPI6pk2zTwlJLqM01rN-agaOjiiIZe2Y', 'showInlineAds': false}], 'footerBylines': [{'regionName': 'footer1', 'items': [{'name': 'author', 'label': 'Published by'}, {'name': 'timestamp', 'label': 'On'}, {'name': 'comments', 'label': 'Comment'}, {'name': 'icons', 'label': ''}, {'name': 'share', 'label': ''}]}, {'regionName': 'footer2', 'items': [{'name': 'labels', 'label': 'in'}]}, {'regionName': 'footer3', 'items': [{'name': 'location', 'label': 'Location:'}]}], 'allBylineItems': [{'name': 'author', 'label': 'Published by'}, {'name': 'timestamp', 'label': 'On'}, {'name': 'comments', 'label': 'Comment'}, {'name': 'icons', 'label': ''}, {'name': 'share', 'label': ''}, {'name': 'labels', 'label': 'in'}, {'name': 'location', 'label': 'Location:'}]}, {'title': 'Table of contents', 'type': 'HTML', 'sectionId': 'sec_Main_Widgets', 'id': 'HTML11'}, {'title': 'Popular Posts', 'type': 'PopularPosts', 'sectionId': 'sec_Side_Widgets', 'id': 'PopularPosts01', 'posts': [{'title': 'Beyond Raw Summaries: Architecting an Iterative Agent for Human-Centric Content Refinement', 'id': 4416377732727092109}, {'title': 'Beyond Basic Prompts: Engineering a Robust LLM-Powered Content Analysis Pipeline', 'id': 7164933416758227739}, {'title': 'Operationalizing RAG: Continuous Evaluation and Quality Gates for Dynamic Content Streams', 'id': 3715346569801873848}, {'title': 'Mitigating LLM Hallucination in Customer-Facing Chatbots: Strategies for Production Environments', 'id': 4470090029380509151}, {'title': 'Unearthing Anomalies: Scalable Isolation Forests for Text Embeddings', 'id': 3879945127015711108}]}, {'title': 'Google Ads', 'type': 'HTML', 'sectionId': 'sec_Side_Sticky', 'id': 'HTML1'}, {'title': 'Take me back', 'type': 'HTML', 'sectionId': 'sec_Error_404', 'id': 'HTML404'}, {'title': 'Py Data', 'type': 'Image', 'sectionId': 'sec_Footer_Widgets_1', 'id': 'Image21'}, {'title': 'Social Media Links', 'type': 'LinkList', 'sectionId': 'sec_Footer_Widgets_1', 'id': 'LinkList21'}, {'title': 'Credit', 'type': 'HTML', 'sectionId': 'sec_Footer_Credit', 'id': 'HTML21'}, {'title': 'Mobile Menu', 'type': 'TextList', 'sectionId': 'sec_Mobile_Menu', 'id': 'TextList99'}, {'title': 'Labels', 'type': 'Label', 'sectionId': 'sec_Theme_Hidden', 'id': 'Label41'}, {'title': '\u09af\u09cb\u0997\u09be\u09af\u09cb\u0997 \u09ab\u09b0\u09cd\u09ae', 'type': 'ContactForm', 'sectionId': 'sec_Theme_Hidden', 'id': 'ContactForm41'}, {'title': 'Pageviews last month', 'type': 'Stats', 'sectionId': 'sec_Theme_Hidden', 'id': 'Stats41'}, {'title': 'Progressive Web App', 'type': 'LinkList', 'sectionId': 'sec_Addon_Widgets', 'id': 'LinkList62'}, {'title': 'Cookie Consent [NoTitle]', 'type': 'LinkList', 'sectionId': 'sec_Addon_Widgets', 'id': 'LinkList63'}, {'title': 'Image Uploader', 'type': 'Image', 'sectionId': 'sec_Addon_Widgets', 'id': 'Image61'}]}]);
_WidgetManager._RegisterWidget('_HeaderView', new _WidgetInfo('Header01', 'sec_Header_Title', document.getElementById('Header01'), {}, 'displayModeFull'));
_WidgetManager._RegisterWidget('_BlogSearchView', new _WidgetInfo('BlogSearch01', 'sec_Header_Search', document.getElementById('BlogSearch01'), {}, 'displayModeFull'));
_WidgetManager._RegisterWidget('_TextListView', new _WidgetInfo('TextList01', 'sec_Header_Icon', document.getElementById('TextList01'), {}, 'displayModeFull'));
_WidgetManager._RegisterWidget('_ProfileView', new _WidgetInfo('Profile01', 'sec_Header_Icon', document.getElementById('Profile01'), {}, 'displayModeFull'));
_WidgetManager._RegisterWidget('_LinkListView', new _WidgetInfo('LinkList02', 'sec_Header_Icon', document.getElementById('LinkList02'), {}, 'displayModeFull'));
_WidgetManager._RegisterWidget('_LinkListView', new _WidgetInfo('LinkList03', 'sec_Header_Icon', document.getElementById('LinkList03'), {}, 'displayModeFull'));
_WidgetManager._RegisterWidget('_HTMLView', new _WidgetInfo('HTML01', 'sec_Nav_Widgets_1', document.getElementById('HTML01'), {}, 'displayModeFull'));
_WidgetManager._RegisterWidget('_PageListView', new _WidgetInfo('PageList02', 'sec_Nav_Widgets_2', document.getElementById('PageList02'), {'title': 'Additional Links', 'links': [{'isCurrentPage': false, 'href': '/p/sitemap.html', 'title': 'Sitemap'}, {'isCurrentPage': false, 'href': '#', 'title': 'Disclaimer'}, {'isCurrentPage': false, 'href': '#', 'title': 'Privacy'}], 'mobile': false, 'showPlaceholder': true, 'hasCurrentPage': false}, 'displayModeFull'));
_WidgetManager._RegisterWidget('_LinkListView', new _WidgetInfo('LinkList04', 'sec_Nav_Widgets_2', document.getElementById('LinkList04'), {}, 'displayModeFull'));
_WidgetManager._RegisterWidget('_LinkListView', new _WidgetInfo('LinkList05', 'sec_Notif_Widgets', document.getElementById('LinkList05'), {}, 'displayModeFull'));
_WidgetManager._RegisterWidget('_FeaturedPostView', new _WidgetInfo('FeaturedPost01', 'sec_Top_Widgets', document.getElementById('FeaturedPost01'), {}, 'displayModeFull'));
_WidgetManager._RegisterWidget('_BlogView', new _WidgetInfo('Blog01', 'sec_Main_Widgets', document.getElementById('Blog01'), {'cmtInteractionsEnabled': false, 'navMessage': 'Showing posts with label \x3cb\x3edocker\x3c/b\x3e. \x3ca href\x3d\x22http://blogs.mausamadhikari.com.np/\x22\x3eShow all posts\x3c/a\x3e', 'lightboxEnabled': true, 'lightboxModuleUrl': 'https://www.blogger.com/static/v1/jsbin/938818352-lbx__en_gb.js', 'lightboxCssUrl': 'https://www.blogger.com/static/v1/v-css/828616780-lightbox_bundle.css'}, 'displayModeFull'));
_WidgetManager._RegisterWidget('_HTMLView', new _WidgetInfo('HTML11', 'sec_Main_Widgets', document.getElementById('HTML11'), {}, 'displayModeFull'));
_WidgetManager._RegisterWidget('_PopularPostsView', new _WidgetInfo('PopularPosts01', 'sec_Side_Widgets', document.getElementById('PopularPosts01'), {}, 'displayModeFull'));
_WidgetManager._RegisterWidget('_HTMLView', new _WidgetInfo('HTML1', 'sec_Side_Sticky', document.getElementById('HTML1'), {}, 'displayModeFull'));
_WidgetManager._RegisterWidget('_HTMLView', new _WidgetInfo('HTML404', 'sec_Error_404', document.getElementById('HTML404'), {}, 'displayModeFull'));
_WidgetManager._RegisterWidget('_ImageView', new _WidgetInfo('Image21', 'sec_Footer_Widgets_1', document.getElementById('Image21'), {'resize': true}, 'displayModeFull'));
_WidgetManager._RegisterWidget('_LinkListView', new _WidgetInfo('LinkList21', 'sec_Footer_Widgets_1', document.getElementById('LinkList21'), {}, 'displayModeFull'));
_WidgetManager._RegisterWidget('_HTMLView', new _WidgetInfo('HTML21', 'sec_Footer_Credit', document.getElementById('HTML21'), {}, 'displayModeFull'));
_WidgetManager._RegisterWidget('_TextListView', new _WidgetInfo('TextList99', 'sec_Mobile_Menu', document.getElementById('TextList99'), {}, 'displayModeFull'));
_WidgetManager._RegisterWidget('_LabelView', new _WidgetInfo('Label41', 'sec_Theme_Hidden', document.getElementById('Label41'), {}, 'displayModeFull'));
_WidgetManager._RegisterWidget('_ContactFormView', new _WidgetInfo('ContactForm41', 'sec_Theme_Hidden', document.getElementById('ContactForm41'), {'contactFormMessageSendingMsg': 'Sending...', 'contactFormMessageSentMsg': 'Your message has been sent.', 'contactFormMessageNotSentMsg': 'Message could not be sent. Please try again later.', 'contactFormInvalidEmailMsg': 'A valid email address is required.', 'contactFormEmptyMessageMsg': 'Message field cannot be empty.', 'title': '\u09af\u09cb\u0997\u09be\u09af\u09cb\u0997 \u09ab\u09b0\u09cd\u09ae', 'blogId': '9085610809481687705', 'contactFormNameMsg': 'Name', 'contactFormEmailMsg': 'Email', 'contactFormMessageMsg': 'Message', 'contactFormSendMsg': 'Send', 'contactFormToken': 'AKZvMzv3q9OWrymHDu0Hs-AQF5iL:1792804225394', 'submitUrl': 'https://www.blogger.com/contact-form'}, 'displayModeFull'));
_WidgetManager._RegisterWidget('_StatsView', new _WidgetInfo('Stats41', 'sec_Theme_Hidden', document.getElementById('Stats41'), {'title': 'Pageviews last month', 'showGraphicalCounter': false, 'showAnimatedCounter': false, 'showSparkline': true, 'statsUrl': '//blogs.mausamadhikari.com.np/b/stats?style\x3dBLACK_TRANSPARENT\x26timeRange\x3dLAST_WEEK\x26token\x3dANakCktnnu3W5HuY_XwgICR68PJ4aT2qWOf7rnW8CmqoaolEne-p3YfINVGe9TndoXYGLSlcO_y0_koxH-qdI54'}, 'displayModeFull'));
_WidgetManager._RegisterWidget('_LinkListView', new _WidgetInfo('LinkList62', 'sec_Addon_Widgets', document.getElementById('LinkList62'), {}, 'displayModeFull'));
_WidgetManager._RegisterWidget('_LinkListView', new _WidgetInfo('LinkList63', 'sec_Addon_Widgets', document.getElementById('LinkList63'), {}, 'displayModeFull'));
_WidgetManager._RegisterWidget('_ImageView', new _WidgetInfo('Image61', 'sec_Addon_Widgets', document.getElementById('Image61'), {'resize': false}, 'displayModeFull'));
</script>
</body>