{"id":13729,"date":"2026-01-07T09:59:18","date_gmt":"2026-01-07T04:29:18","guid":{"rendered":"https:\/\/www.youstable.com\/blog\/?p=13729"},"modified":"2026-01-07T09:59:20","modified_gmt":"2026-01-07T04:29:20","slug":"how-to-optimize-docker-on-linux-server","status":"publish","type":"post","link":"https:\/\/www.youstable.com\/blog\/how-to-optimize-docker-on-linux-server","title":{"rendered":"How to Optimize Docker on Linux Server in 2026 &#8211; Easy Guide"},"content":{"rendered":"\n<p><strong>To optimize Docker on a Linux server, <\/strong>use the overlay2 storage driver on an SSD, set container CPU\/RAM\/PIDs limits, enable log rotation, prune unused images\/layers, tune kernel networking, and monitor resource usage. Build lean images with multi-stage builds, harden security (user namespaces, seccomp), and keep the host minimal and updated.<\/p>\n\n\n\n<p>Optimizing Docker on a Linux server means improving performance, stability, and security without sacrificing developer velocity. This guide explains practical, production-proven techniques to accelerate builds and runtime, reduce resource waste, harden the host, and create a lean, observable container platform. Whether you run a single VPS or dozens of nodes, these steps will help you squeeze more from your infrastructure.<\/p>\n\n\n\n<h2 class=\"wp-block-heading\" class=\"wp-block-heading\" id=\"what-docker-optimization-really-means\"><strong>What \u201cDocker Optimization\u201d Really Means<\/strong><\/h2>\n\n\n\n<p>Optimization combines three pillars: speed (faster builds and runtime), efficiency (lower CPU, RAM, I\/O, network overhead), and reliability (predictable performance, safe resource boundaries). On Linux, most wins come from correct storage drivers, resource limits, logging strategy, image hygiene, and kernel-level tuning aligned with your workload.<\/p>\n\n\n\n<h2 class=\"wp-block-heading\" class=\"wp-block-heading\" id=\"quick-wins-checklist-start-here\"><strong>Quick Wins Checklist (Start Here)<\/strong><\/h2>\n\n\n\n<ul class=\"wp-block-list\">\n<li>Use <strong>overlay2<\/strong> on <strong>ext4<\/strong> or <strong>XFS ftype=1<\/strong> over SSD\/NVMe<\/li>\n\n\n\n<li>Enable <strong>log rotation<\/strong> (log-driver <em>local<\/em> or json-file with max-size\/max-file)<\/li>\n\n\n\n<li>Set <strong>&#8211;cpus<\/strong>, <strong>&#8211;memory<\/strong>, <strong>&#8211;pids-limit<\/strong> for every container<\/li>\n\n\n\n<li>Prune unused images, containers, and build cache weekly<\/li>\n\n\n\n<li>Build <strong>multi-stage images<\/strong> with small base images (Alpine, distroless, Wolfi)<\/li>\n\n\n\n<li>Turn on <strong>userns-remap<\/strong>, <strong>seccomp<\/strong>, <strong>AppArmor\/SELinux<\/strong><\/li>\n\n\n\n<li>Monitor with <strong>docker stats<\/strong>, <strong>cAdvisor<\/strong>, and node metrics (Prometheus)<\/li>\n\n\n\n<li>Pin image tags (no <em>latest<\/em>) and keep Docker Engine updated<\/li>\n<\/ul>\n\n\n\n<h2 class=\"wp-block-heading\" class=\"wp-block-heading\" id=\"baseline-validate-docker-and-host-configuration\"><strong>Baseline: Validate Docker and Host Configuration<\/strong><\/h2>\n\n\n\n<p>Confirm the host is supported and Docker uses the right storage\/networking. A few quick checks provide a strong baseline.<\/p>\n\n\n\n<pre class=\"wp-block-code\"><code># Docker and kernel basics\ndocker info\nlsblk -f\nuname -r\n\n# <a href=\"https:\/\/www.youstable.com\/blog\/check-disk-space-files-in-linux\/\">Disk usage<\/a> and cache\ndocker system df\ndocker builder du\n\n# Network and cgroups\nlsmod | grep br_netfilter\nstat -fc %T \/var\/lib\/docker             # should be ext2\/ext3 (ext4) or xfs w\/ ftype=1\ncat \/sys\/fs\/cgroup\/cgroup.controllers   # verify cgroup v2 on modern distros<\/code><\/pre>\n\n\n\n<h2 class=\"wp-block-heading\" class=\"wp-block-heading\" id=\"storage-performance-overlay2-filesystem-and-data-path\"><strong>Storage Performance: overlay2, Filesystem, and Data Path<\/strong><\/h2>\n\n\n\n<p>Storage misconfiguration is the top cause of slow builds and high CPU. Use overlay2 on ext4 or XFS with ftype=1, and place Docker\u2019s data-root on fast SSD\/NVMe.<\/p>\n\n\n\n<h3 class=\"wp-block-heading\" class=\"wp-block-heading\" id=\"move-docker-data-to-ssd-nvme\"><strong>Move Docker Data to SSD\/NVMe<\/strong><\/h3>\n\n\n\n<pre class=\"wp-block-code\"><code># Stop Docker\nsudo systemctl stop docker\n\n# Move data\nsudo rsync -aHAXx \/var\/lib\/docker\/ \/mnt\/docker\/\n\n# Point Docker to new path\nsudo tee \/etc\/docker\/daemon.json &gt;\/dev\/null &lt;&lt;'JSON'\n{\n  \"data-root\": \"\/mnt\/docker\",\n  \"storage-driver\": \"overlay2\",\n  \"log-driver\": \"local\",\n  \"log-opts\": { \"max-size\": \"100m\", \"max-file\": \"3\" }\n}\nJSON\n\nsudo systemctl start docker\ndocker info | grep -E \"Docker Root Dir|Storage Driver\"<\/code><\/pre>\n\n\n\n<h3 class=\"wp-block-heading\" class=\"wp-block-heading\" id=\"filesystem-best-practices\"><strong>Filesystem Best Practices<\/strong><\/h3>\n\n\n\n<ul class=\"wp-block-list\">\n<li><strong>ext4<\/strong>: reliable default; mount with <code>noatime<\/code> to reduce metadata writes.<\/li>\n\n\n\n<li><strong>XFS<\/strong>: ensure <strong>ftype=1<\/strong> (required by overlay2) for proper d_type support.<\/li>\n\n\n\n<li>Avoid network filesystems for <code>\/var\/lib\/docker<\/code> to prevent overlay inconsistencies.<\/li>\n<\/ul>\n\n\n\n<h2 class=\"wp-block-heading\" class=\"wp-block-heading\" id=\"resource-limits-cpu-memory-and-pids\"><strong>Resource Limits: CPU, Memory, and PIDs<\/strong><\/h2>\n\n\n\n<p>Unbounded containers can consume all host resources and destabilize the node. Use cgroups to cap usage predictably.<\/p>\n\n\n\n<pre class=\"wp-block-code\"><code># Example runtime constraints\ndocker run -d --name api \\\n  --cpus=1.5 \\\n  --memory=1g --memory-swap=1g \\\n  --pids-limit=512 \\\n  --restart=always \\\n  myorg\/api:1.4.2<\/code><\/pre>\n\n\n\n<p>Tip: Always set <code>--memory<\/code> to avoid the kernel OOMing the host under pressure. Keep swap small or disabled for latency-sensitive services, and tune overcommit only if your workloads require it.<\/p>\n\n\n\n<h2 class=\"wp-block-heading\" class=\"wp-block-heading\" id=\"networking-and-kernel-tuning\"><strong>Networking and Kernel Tuning<\/strong><\/h2>\n\n\n\n<p>Container networking relies on bridges, conntrack, and iptables\/nftables. Adequate conntrack size and sensible queue sizes improve throughput and reduce packet drops.<\/p>\n\n\n\n<pre class=\"wp-block-code\"><code># \/etc\/sysctl.d\/99-docker.conf\nnet.ipv4.ip_forward = 1\nnet.bridge.bridge-nf-call-iptables = 1\nnet.netfilter.nf_conntrack_max = 262144\nnet.core.somaxconn = 1024\nnet.core.netdev_max_backlog = 4096\n\n# Apply\nsudo sysctl --system<\/code><\/pre>\n\n\n\n<ul class=\"wp-block-list\">\n<li><strong>MTU<\/strong>: Match Docker network MTU to the host\/underlay to avoid fragmentation on overlay or VPN networks.<\/li>\n\n\n\n<li><strong>Network drivers<\/strong>: Bridge is default; use <em>macvlan<\/em> for L2 performance or <em>host<\/em> network for ultra-low-latency services (with security trade-offs).<\/li>\n\n\n\n<li><strong>Firewall<\/strong>: Ensure <code>br_netfilter<\/code> is loaded so rules apply to bridged traffic.<\/li>\n<\/ul>\n\n\n\n<h2 class=\"wp-block-heading\" class=\"wp-block-heading\" id=\"image-optimization-faster-smaller-safer\"><strong>Image Optimization: Faster, Smaller, Safer<\/strong><\/h2>\n\n\n\n<ul class=\"wp-block-list\">\n<li><strong>Multi-stage builds<\/strong>: compile in one stage, copy artifacts to a minimal runtime.<\/li>\n\n\n\n<li><strong>Layer hygiene<\/strong>: combine related RUN steps; cache package managers; <a href=\"https:\/\/www.youstable.com\/blog\/clear-cache-in-windows-11\/\">clean caches<\/a> in same layer.<\/li>\n\n\n\n<li><strong>Base image choice<\/strong>: Alpine, distroless, or Wolfi reduce size and attack surface (verify compatibility with glibc\/musl).<\/li>\n\n\n\n<li><strong>Pin versions<\/strong> and avoid the <em>latest<\/em> tag for reproducibility.<\/li>\n<\/ul>\n\n\n\n<pre class=\"wp-block-code\"><code># Example multi-stage Dockerfile\nFROM golang:1.22-alpine AS build\nWORKDIR \/src\nCOPY go.mod go.sum .\/\nRUN go mod download\nCOPY . .\nRUN CGO_ENABLED=0 go build -o app .\/cmd\/api\n\nFROM gcr.io\/distroless\/base-debian12\nUSER 65532:65532\nCOPY --from=build \/src\/app \/usr\/local\/bin\/app\nENTRYPOINT &#91;\"\/usr\/local\/bin\/app\"]<\/code><\/pre>\n\n\n\n<p>Use <code>docker buildx<\/code> for cross-arch builds and cache mounts for huge speedups during CI.<\/p>\n\n\n\n<pre class=\"wp-block-code\"><code># Reclaim build cache safely\ndocker builder prune -af\n\n# Enable buildx and use cache\ndocker buildx create --use\ndocker buildx build --cache-to=type=inline --cache-from=type=registry -t myorg\/api:1.4.2 .<\/code><\/pre>\n\n\n\n<h2 class=\"wp-block-heading\" class=\"wp-block-heading\" id=\"logging-control-size-keep-performance\"><strong>Logging: Control Size, Keep Performance<\/strong><\/h2>\n\n\n\n<p>Unbounded JSON logs can exhaust disk and slow the engine. Use the <em>local<\/em> driver or rotate json-file logs. Centralize logs with Fluent Bit, Loki, or Elasticsearch where necessary.<\/p>\n\n\n\n<pre class=\"wp-block-code\"><code># \/etc\/docker\/daemon.json\n{\n  \"log-driver\": \"local\",\n  \"log-opts\": {\n    \"max-size\": \"100m\",\n    \"max-file\": \"3\",\n    \"compress\": \"true\"\n  }\n}<\/code><\/pre>\n\n\n\n<p>For chatty apps, consider stdout sampling, structured logs (JSON), and scraping at the node level instead of inside the container.<\/p>\n\n\n\n<h2 class=\"wp-block-heading\" class=\"wp-block-heading\" id=\"security-hardening-that-doesnt-hurt-performance\"><strong>Security Hardening That Doesn\u2019t Hurt Performance<\/strong><\/h2>\n\n\n\n<ul class=\"wp-block-list\">\n<li><strong>Rootless or userns-remap<\/strong>: reduce risk of container breakout; minor overhead but worth it for multi-tenant nodes.<\/li>\n\n\n\n<li><strong>Seccomp, AppArmor\/SELinux<\/strong>: keep restrictive defaults; only broaden syscalls when required.<\/li>\n\n\n\n<li><strong>Read-only root filesystem<\/strong> and drop capabilities (e.g., <code>--cap-drop=ALL<\/code> then add what you need).<\/li>\n<\/ul>\n\n\n\n<pre class=\"wp-block-code\"><code># Enable user namespace remapping\nsudo tee -a \/etc\/docker\/daemon.json &gt;\/dev\/null &lt;&lt;'JSON'\n{\n  \"userns-remap\": \"default\"\n}\nJSON\nsudo systemctl restart docker<\/code><\/pre>\n\n\n\n<h2 class=\"wp-block-heading\" class=\"wp-block-heading\" id=\"monitoring-and-alerting-find-bottlenecks-early\"><strong>Monitoring and Alerting: Find Bottlenecks Early<\/strong><\/h2>\n\n\n\n<ul class=\"wp-block-list\">\n<li><strong>Node metrics<\/strong>: node_exporter, smartmontools for disk health.<\/li>\n\n\n\n<li><strong>Container metrics<\/strong>: cAdvisor, Docker Engine metrics endpoint.<\/li>\n\n\n\n<li><strong>Logging<\/strong>: alert on log file sizes and error spikes.<\/li>\n\n\n\n<li><strong>On-node checks<\/strong>: <code>docker stats<\/code>, <code>iotop<\/code>, <code>iftop<\/code>, <code>pidstat<\/code>, <code>perf<\/code> (advanced).<\/li>\n<\/ul>\n\n\n\n<h2 class=\"wp-block-heading\" class=\"wp-block-heading\" id=\"cleanup-and-lifecycle-management\"><strong>Cleanup and Lifecycle Management<\/strong><\/h2>\n\n\n\n<p>Regularly removing unused objects keeps builds fast and reduces disk pressure. Automate during maintenance windows.<\/p>\n\n\n\n<pre class=\"wp-block-code\"><code># Review usage before deleting\ndocker system df\ndocker image ls --digests\ndocker volume ls\n\n# Prune safely (confirm prompts)\ndocker system prune\ndocker image prune -a\ndocker volume prune\n\n# Force and silent (use with care, best in CI or maintenance scripts)\ndocker system prune -af --volumes<\/code><\/pre>\n\n\n\n<h2 class=\"wp-block-heading\" class=\"wp-block-heading\" id=\"kernel-and-os-level-tweaks-for-containers\"><strong>Kernel and OS-Level Tweaks for Containers<\/strong><\/h2>\n\n\n\n<ul class=\"wp-block-list\">\n<li><strong>Keep the OS lean<\/strong>: minimal packages reduce attack surface and background daemons.<\/li>\n\n\n\n<li><strong>Use cgroup v2<\/strong> on modern distros for unified accounting and better pressure metrics.<\/li>\n\n\n\n<li><strong>Swap<\/strong>: small or disabled for latency-critical apps; use zram for bursty dev nodes.<\/li>\n\n\n\n<li><strong>I\/O scheduler<\/strong>: on fast SSDs, <em>none<\/em> or <em>mq-deadline<\/em> often performs best.<\/li>\n<\/ul>\n\n\n\n<h2 class=\"wp-block-heading\" class=\"wp-block-heading\" id=\"compose-and-orchestration-tips\"><strong>Compose and Orchestration Tips<\/strong><\/h2>\n\n\n\n<p>Even without Kubernetes, you can enforce production-like constraints in <a href=\"https:\/\/www.youstable.com\/blog\/install-n8n-on-docker\/\">Docker Compose<\/a> for predictability.<\/p>\n\n\n\n<pre class=\"wp-block-code\"><code># docker-compose.yml snippet\nservices:\n  api:\n    image: myorg\/api:1.4.2\n    deploy:\n      resources:\n        limits:\n          cpus: '1.5'\n          memory: 1g\n    ulimits:\n      nproc: 1024\n      nofile: 65536\n    logging:\n      driver: local\n      options:\n        max-size: \"100m\"\n        max-file: \"3\"<\/code><\/pre>\n\n\n\n<p>If you scale beyond a single node, evaluate Docker Swarm for simplicity or Kubernetes for ecosystem richness and advanced scheduling\/resource controls.<\/p>\n\n\n\n<h2 class=\"wp-block-heading\" class=\"wp-block-heading\" id=\"troubleshooting-common-performance-issues\"><strong>Troubleshooting Common Performance Issues<\/strong><\/h2>\n\n\n\n<ul class=\"wp-block-list\">\n<li><strong>Slow builds<\/strong>: verify overlay2, SSD storage, reuse build cache, multi-stage builds, avoid copying the whole repo (<code>.dockerignore<\/code>).<\/li>\n\n\n\n<li><strong>High CPU<\/strong>: check <code>docker stats<\/code>, profile the app, reduce log verbosity, ensure no runaway processes.<\/li>\n\n\n\n<li><strong>High disk usage<\/strong>: enable log rotation, prune images, remove dangling volumes, thin out layers.<\/li>\n\n\n\n<li><strong>Network timeouts<\/strong>: tune conntrack, check MTU mismatches, consider macvlan or host networking for specific use cases.<\/li>\n<\/ul>\n\n\n\n<h2 class=\"wp-block-heading\" class=\"wp-block-heading\" id=\"when-managed-infrastructure-helps\"><strong>When Managed Infrastructure Helps<\/strong><\/h2>\n\n\n\n<p>If you prefer to focus on applications, consider a managed VPS or cloud server with tuned Docker defaults. At YouStable, our NVMe-powered Linux servers, proactive monitoring, and 24\u00d77 support help you run optimized Docker stacks with best-practice storage, logging, and security from day one.<\/p>\n\n\n\n<h2 class=\"wp-block-heading\" class=\"wp-block-heading\" id=\"practical-configuration-examples\"><strong>Practical Configuration Examples<\/strong><\/h2>\n\n\n\n<pre class=\"wp-block-code\"><code># A sensible \/etc\/docker\/daemon.json for production\n{\n  \"data-root\": \"\/mnt\/docker\",\n  \"storage-driver\": \"overlay2\",\n  \"log-driver\": \"local\",\n  \"log-opts\": { \"max-size\": \"100m\", \"max-file\": \"3\", \"compress\": \"true\" },\n  \"icc\": false,\n  \"no-new-privileges\": true,\n  \"live-restore\": true,\n  \"features\": { \"buildkit\": true }\n}<\/code><\/pre>\n\n\n\n<p>Set <code>live-restore<\/code> to keep containers running during daemon restarts, and enable BuildKit for faster, cache-aware builds.<\/p>\n\n\n\n<h2 class=\"wp-block-heading\" class=\"wp-block-heading\" id=\"faqs\"><strong>FAQ&#8217;s<\/strong><\/h2>\n\n\n<div id=\"rank-math-faq\" class=\"rank-math-block\">\n<div class=\"rank-math-list \">\n<div id=\"faq-question-1765869357253\" class=\"rank-math-list-item\">\n<h3 class=\"rank-math-question \" class=\"rank-math-question \" id=\"1-which-storage-driver-is-best-for-docker-on-linux\">1. <strong>Which storage driver is best for Docker on Linux?<\/strong><\/h3>\n<div class=\"rank-math-answer \">\n\n<p>Use <strong>overlay2<\/strong> on ext4 or XFS with <strong>ftype=1<\/strong>. It\u2019s the default and most stable driver on modern kernels. Ensure Docker\u2019s data-root resides on SSD\/NVMe to avoid I\/O bottlenecks during builds and high layer-churn workloads.<\/p>\n\n<\/div>\n<\/div>\n<div id=\"faq-question-1765869365163\" class=\"rank-math-list-item\">\n<h3 class=\"rank-math-question \" class=\"rank-math-question \" id=\"2-how-can-i-speed-up-docker-builds-in-ci\">2. <strong>How can I speed up Docker builds in CI?<\/strong><\/h3>\n<div class=\"rank-math-answer \">\n\n<p>Enable BuildKit, use multi-stage builds, reduce build context with <code>.dockerignore<\/code>, pin dependencies, and leverage registry or inline cache (<code>--cache-from\/--cache-to<\/code>). Keep the Docker cache warm on CI runners and prune stale layers periodically.<\/p>\n\n<\/div>\n<\/div>\n<div id=\"faq-question-1765869372080\" class=\"rank-math-list-item\">\n<h3 class=\"rank-math-question \" class=\"rank-math-question \" id=\"3-what-resource-limits-should-i-set-for-containers\">3. <strong>What resource limits should I set for containers?<\/strong><\/h3>\n<div class=\"rank-math-answer \">\n\n<p>Define <strong>&#8211;memory<\/strong>, <strong>&#8211;cpus<\/strong>, and <strong>&#8211;pids-limit<\/strong> for every container. Memory limits prevent host-wide OOM, CPU caps ensure fairness, and PIDs limits stop fork bombs. For production, also set <a href=\"https:\/\/www.youstable.com\/blog\/how-to-use-filezilla-client\/\">file descriptor limits via<\/a> ulimits.<\/p>\n\n<\/div>\n<\/div>\n<div id=\"faq-question-1765869379197\" class=\"rank-math-list-item\">\n<h3 class=\"rank-math-question \" class=\"rank-math-question \" id=\"4-is-rootless-docker-slower\">4. <strong>Is rootless Docker slower?<\/strong><\/h3>\n<div class=\"rank-math-answer \">\n\n<p>Rootless mode can introduce slight overhead for networking and filesystem operations, but for most web and API workloads the impact is negligible compared to the security gains. For performance-critical networking, consider tuned bridge\/macvlan with rootful Docker plus userns-remap.<\/p>\n\n<\/div>\n<\/div>\n<div id=\"faq-question-1765869396147\" class=\"rank-math-list-item\">\n<h3 class=\"rank-math-question \" class=\"rank-math-question \" id=\"5-how-do-i-safely-clean-up-docker-disk-usage\">5. <strong>How do I safely clean up Docker disk usage?<\/strong><\/h3>\n<div class=\"rank-math-answer \">\n\n<p>Start with <code>docker system df<\/code> to see what\u2019s consuming space. Then run <code>docker system prune<\/code> and <code>docker image prune -a<\/code> during maintenance windows. Enable log rotation to prevent future bloat and audit unused volumes before pruning them.<\/p>\n\n<\/div>\n<\/div>\n<\/div>\n<\/div>\n\n\n<h2 class=\"wp-block-heading\" class=\"wp-block-heading\" id=\"conclusion-make-performance-the-default\"><strong>Conclusion: Make Performance the Default<\/strong><\/h2>\n\n\n\n<p>Optimizing Docker on Linux is mostly about correct defaults: overlay2 on SSD, bounded resources, rotated logs, small images, and kernel settings that match your traffic. Bake these into your golden images or automation so every server inherits the same, proven baseline. Need a ready-to-run stack? YouStable can help you deploy it right, the first time.<\/p>\n","protected":false},"excerpt":{"rendered":"<p>To optimize Docker on a Linux server, use the overlay2 storage driver on an SSD, set container CPU\/RAM\/PIDs limits, enable [&hellip;]<\/p>\n","protected":false},"author":13,"featured_media":17180,"comment_status":"open","ping_status":"closed","sticky":false,"template":"","format":"standard","meta":{"_acf_changed":false,"inline_featured_image":false,"site-sidebar-layout":"default","site-content-layout":"","ast-site-content-layout":"default","site-content-style":"default","site-sidebar-style":"default","ast-global-header-display":"","ast-banner-title-visibility":"","ast-main-header-display":"","ast-hfb-above-header-display":"","ast-hfb-below-header-display":"","ast-hfb-mobile-header-display":"","site-post-title":"","ast-breadcrumbs-content":"","ast-featured-img":"","footer-sml-layout":"","ast-disable-related-posts":"","theme-transparent-header-meta":"","adv-header-id-meta":"","stick-header-meta":"","header-above-stick-meta":"","header-main-stick-meta":"","header-below-stick-meta":"","astra-migrate-meta-layouts":"default","ast-page-background-enabled":"default","ast-page-background-meta":{"desktop":{"background-color":"var(--ast-global-color-5)","background-image":"","background-repeat":"repeat","background-position":"center center","background-size":"auto","background-attachment":"scroll","background-type":"","background-media":"","overlay-type":"","overlay-color":"","overlay-opacity":"","overlay-gradient":""},"tablet":{"background-color":"","background-image":"","background-repeat":"repeat","background-position":"center center","background-size":"auto","background-attachment":"scroll","background-type":"","background-media":"","overlay-type":"","overlay-color":"","overlay-opacity":"","overlay-gradient":""},"mobile":{"background-color":"","background-image":"","background-repeat":"repeat","background-position":"center center","background-size":"auto","background-attachment":"scroll","background-type":"","background-media":"","overlay-type":"","overlay-color":"","overlay-opacity":"","overlay-gradient":""}},"ast-content-background-meta":{"desktop":{"background-color":"var(--ast-global-color-4)","background-image":"","background-repeat":"repeat","background-position":"center center","background-size":"auto","background-attachment":"scroll","background-type":"","background-media":"","overlay-type":"","overlay-color":"","overlay-opacity":"","overlay-gradient":""},"tablet":{"background-color":"var(--ast-global-color-4)","background-image":"","background-repeat":"repeat","background-position":"center center","background-size":"auto","background-attachment":"scroll","background-type":"","background-media":"","overlay-type":"","overlay-color":"","overlay-opacity":"","overlay-gradient":""},"mobile":{"background-color":"var(--ast-global-color-4)","background-image":"","background-repeat":"repeat","background-position":"center center","background-size":"auto","background-attachment":"scroll","background-type":"","background-media":"","overlay-type":"","overlay-color":"","overlay-opacity":"","overlay-gradient":""}},"iawp_total_views":0,"footnotes":""},"categories":[350],"tags":[],"class_list":["post-13729","post","type-post","status-publish","format-standard","has-post-thumbnail","hentry","category-knowledgebase"],"acf":[],"featured_image_src":"https:\/\/www.youstable.com\/blog\/wp-content\/uploads\/2025\/12\/How-to-Optimize-Docker-on-Linux-Server.jpg","author_info":{"display_name":"Prahlad Prajapati","author_link":"https:\/\/www.youstable.com\/blog\/author\/prahladblog"},"_links":{"self":[{"href":"https:\/\/www.youstable.com\/blog\/wp-json\/wp\/v2\/posts\/13729","targetHints":{"allow":["GET"]}}],"collection":[{"href":"https:\/\/www.youstable.com\/blog\/wp-json\/wp\/v2\/posts"}],"about":[{"href":"https:\/\/www.youstable.com\/blog\/wp-json\/wp\/v2\/types\/post"}],"author":[{"embeddable":true,"href":"https:\/\/www.youstable.com\/blog\/wp-json\/wp\/v2\/users\/13"}],"replies":[{"embeddable":true,"href":"https:\/\/www.youstable.com\/blog\/wp-json\/wp\/v2\/comments?post=13729"}],"version-history":[{"count":6,"href":"https:\/\/www.youstable.com\/blog\/wp-json\/wp\/v2\/posts\/13729\/revisions"}],"predecessor-version":[{"id":17182,"href":"https:\/\/www.youstable.com\/blog\/wp-json\/wp\/v2\/posts\/13729\/revisions\/17182"}],"wp:featuredmedia":[{"embeddable":true,"href":"https:\/\/www.youstable.com\/blog\/wp-json\/wp\/v2\/media\/17180"}],"wp:attachment":[{"href":"https:\/\/www.youstable.com\/blog\/wp-json\/wp\/v2\/media?parent=13729"}],"wp:term":[{"taxonomy":"category","embeddable":true,"href":"https:\/\/www.youstable.com\/blog\/wp-json\/wp\/v2\/categories?post=13729"},{"taxonomy":"post_tag","embeddable":true,"href":"https:\/\/www.youstable.com\/blog\/wp-json\/wp\/v2\/tags?post=13729"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}