When Two Containers on the Same Host Are Shouting Through a Load Balancer
The article discusses the challenges of inter-process communication (IPC) between Docker containers on the same EC2 host using AWS ECS. It highlights the inefficiencies of using load balancers for communication, which can lead to unnecessary overhead. The author proposes a solution using Unix Domain Sockets to improve performance and reduce latency in containerized applications.
- ▪Containers on the same EC2 host can experience performance issues due to unnecessary network overhead.
- ▪Using load balancers for communication between colocated containers incurs costs and latency.
- ▪The article suggests implementing Unix Domain Sockets as a more efficient IPC method.
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Record
| Original publisher | DEV.to (Top) |
| Canonical URL | https://dev.to/samarprakash22/when-two-containers-on-the-same-host-are-shouting-through-a-load-balancer-20mh |
| Publication time | Sat, 30 May 2026 09:55:10 +0000 |
| Retrieval time | 2026-05-30T10:12:09.050Z |
| Last seen | 2026-05-30T10:12:09.050Z |
| Headline source | Publisher (no WeSearch rewrite) |
| Excerpt source | publisher body |
| Excerpt method | First ~120 words (~800 chars) of extracted publisher body, fair-use limited. |
| Summary | WeSearch · cerebras-chat (WeSearch summarizer) |
| Summary source text | contentText |
| Citation coverage | Summary is a WeSearch-generated derivative; primary citation is the original publisher URL. |
| Cluster | u7zlYEzXd_kK |
| Cluster logic | Grouped by semantic title/content similarity across sources within a rolling window. Same-publisher template collisions are excluded from coverage comparison. |
| Ranking reason | Story pages are not engagement-ranked. Hub feeds use recency, with optional source-diversified chronological ordering (cap consecutive stories per source). No personalized ranking. |
| Publisher visit | Yes — open original |
| Substitutes article? | No — link-out required for full text |
Rights status (four layers)
WeSearch handling by dimension
| Indexing | May the item be indexed (stored, ranked, made findable)? | Allowed |
| Snippet | May a short excerpt of the publisher's text be shown? | Allowed |
| AI summary | May WeSearch generate its own short summary of the article? | Limited |
| Retrieval / RAG | May the content be exposed for third-party retrieval-augmented generation? | Not asserted |
| Model training | May the content be used to train AI models? | Not asserted |
| Commercial reuse | May the content be reused commercially? | Not permitted |
Basis: Derived from the published RSS/Atom feed. Contact: [email protected]. Reviewed: 2026-07-24.
Opening excerpt (first ~120 words) tap to expand
try { if(localStorage) { let currentUser = localStorage.getItem('current_user'); if (currentUser) { currentUser = JSON.parse(currentUser); if (currentUser.id === 3959751) { document.getElementById('article-show-container').classList.add('current-user-is-article-author'); } } } } catch (e) { console.error(e); } Samar Prakash Posted on May 30 • Originally published at Medium When Two Containers on the Same Host Are Shouting Through a Load Balancer #aws #architecture #java #docker Building a Unix-Domain-Socket IPC server for ECS-on-EC2 services that need to talk fast, cheap, and reliably A while back I was looking at a flamegraph of a service that, on paper, should not have been having any performance problems.
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Excerpt limited to ~120 words for fair-use compliance. The full article is at DEV.to (Top).
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