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17 Sep 2026 PostgreSQL 15.17 (Patroni) — investigating high RAM usage with 4,000 connections Knowledge BaseData Management and AnalyticsDatabaseCase Studies
Communication and Collaboration 1 Sep 2026 CryptPad: End-to-End Encrypted Collaboration for the Privacy-Conscious UtilityCRY
Business and Enterprise Solutions 31 Aug 2026 Composr: Where Content Management Meets Social Networking CMSCOM
Communication and Collaboration 20 Aug 2026 Chatto: The Fast, Secure, and Lightweight Chat Server CommunicationCHA
4 Aug 2026 Troubleshooting high swap usage on an OpenSearch 2.9 node Knowledge BaseData Management and AnalyticsData Analytics
Infrastructure and Network 13 Jul 2026 Faraday: Rethinking Vulnerability Management for Network Security SecurityFAR
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Articles
25 Jun 2026 Backups Without the Enterprise Price Tag: Using OpenZFS with Neo4j Community Edition

The Backup Problem Nobody Talks About When teams evaluate Neo4j for their graph database needs, the Community Edition looks like an obvious starting point. It’s free, powerful, and more than capable of handling serious workloads. But somewhere between the initial setup and the first production deployment, a quiet realization sets in: native backup functionality in […]

 Articles
25 May 2026 Building High Availability with NGINX: Active-Active and Active-Passive Architectures

High Availability Starts with Removing Single Points of Failure NGINX is often placed at the most important point in a web architecture. It receives traffic before it reaches applications, APIs, services, containers, or backend systems. It can act as a reverse proxy, load balancer, SSL termination layer, caching layer, and traffic control point. Because it […]

 Articles
25 May 2026 The Hidden Complexity of NGINX: When DIY Configuration Costs More Than Support

The Gap Between Getting NGINX Running and Getting It Right There is a version of NGINX that most teams encounter first: the one that installs cleanly, serves a default page, and seems straightforward enough that configuring it for production feels like a natural next step. That version is real. NGINX is genuinely well-documented, widely adopted, […]

 Articles
25 May 2026 NGINX Performance Tuning: From 3,000 to 6,000+ Requests Per Second

Why NGINX Performance Tuning Matters More Than Hardware Upgrades NGINX is trusted because it is fast, stable, lightweight, and highly flexible. It powers websites, APIs, reverse proxies, load balancers, application gateways, and high-traffic platforms across many industries. For many businesses, NGINX quietly sits at the front of critical digital services, handling traffic before it reaches […]

 Articles
25 May 2026 RediShell CVE-2025-49844: The 13-Year-Old Critical Vulnerability You Need to Patch Now

A Flaw That Was Always There, Hiding in Plain Sight There is something uniquely unsettling about a critical security vulnerability that has been sitting in a codebase for over a decade. It means that every deployment, every production environment, every cloud workload running Redis during those years was carrying a flaw that nobody knew was […]

 Articles
25 May 2026 The Kubernetes Complexity Crisis: Why 75% of Organizations Struggle with Day 2 Operations

Kubernetes Became Essential, Then It Became Hard to Manage Kubernetes has become one of the most important technologies in modern infrastructure. It gives businesses a powerful way to run containerized applications, scale services, manage workloads, and support cloud-native growth. For companies building digital products, SaaS platforms, internal applications, and data-driven systems, Kubernetes often feels like […]

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How To
27 Jan 2026 Apache ZooKeeper Docker Migration How To
5 Sep 2025 How to Deploy Hossted VM App on Oracle How To
8 May 2025 How to Deploy Hossted VM App on GCP How To
10 Jan 2025 How to configure a domain for Hossted VM application How To
22 Oct 2024 How to authorise through AWS Identity and Access Management (IAM) How To
17 Oct 2024 How to Deploy Hossted Kubernetes App on AWS How To
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Newsflash
18 Sep 2026 Business and Enterprise Solutions
WordPress: Unauthenticated PHP Object Injection in Ninja Forms – Layout & Styles

In Ninja Forms – Layout & Styles component for WordPress versions 3.0.31 and earlier a high severity vulnerability CVE-2026-81772 was detected. This vulnerability allows unauthenticated attackers to perform PHP object injection. To address this issue, users should upgrade Ninja Forms – Layout & Styles to the latest available version. For more details, visit https://nvd.nist.gov/vuln/detail/CVE-2026-81772.

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18 Sep 2026 Project and Agile Management
Kimai: Authorization Bypass Vulnerability

In Kimai versions 2.65.0 and earlier a medium severity vulnerability CVE-2026-84804 was detected. This vulnerability allows authenticated users to bypass authorization controls. To address this issue, users should upgrade Kimai to the latest available version. For more details, visit https://nvd.nist.gov/vuln/detail/CVE-2026-84804.

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18 Sep 2026 Project and Agile Management
Kimai: Improper Access Control Vulnerability

In Kimai versions from 2.61.0 before 2.63.0 a medium severity vulnerability CVE-2026-84805 was detected. This vulnerability allows an authenticated regular user to use the API to modify their own admin-only work-contract data. To address this issue, users should upgrade Kimai to the latest available version. For more details, visit https://nvd.nist.gov/vuln/detail/CVE-2026-84805.

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18 Sep 2026 Business and Enterprise Solutions
WooCommerce: Broken Access Control in Ultimate Gift Cards For WooCommerce

In Ultimate Gift Cards For WooCommerce component for WooCommerce versions 3.2.9 and earlier a medium severity vulnerability CVE-2026-84760 was detected. This vulnerability allows unauthenticated attackers to gain unauthorized access to restricted functionalities. To address this issue, users should upgrade Ultimate Gift Cards For WooCommerce to the latest available version. For more details, visit https://nvd.nist.gov/vuln/detail/CVE-2026-84760.

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18 Sep 2026 Business and Enterprise Solutions
WooCommerce: Unauthenticated Sensitive Data Exposure in WooCommerce Product Attachment

In WooCommerce Product Attachment component for WooCommerce versions 2.3.3 and earlier a high severity vulnerability CVE-2026-81774 was detected. This vulnerability allows attackers to expose sensitive data. To address this issue, users should upgrade WooCommerce Product Attachment to the latest available version. For more details, visit https://nvd.nist.gov/vuln/detail/CVE-2026-81774.

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17 Sep 2026 Infrastructure and Network
FreeIPA: Information Disclosure and Resource Exhaustion

In FreeIPA (unspecified versions) a medium severity vulnerability CVE-2026-11873 was detected. This vulnerability allows unauthenticated attackers to cause resource exhaustion through log amplification and expose internal stack traces. To address this issue, users should upgrade FreeIPA to the latest available version. For more details, visit https://nvd.nist.gov/vuln/detail/CVE-2026-11873.

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Case Studies
18 Sep 2026 PostgreSQL WAL archive failures caused by incomplete copies and full filesystems

Problem: A production PostgreSQL 15 instance experienced a Severity‑1 outage after the filesystem containing WAL files reached 100% usage. The customer observed failed Commvault log-backup jobs and that WAL segments were not being archived: SHOW archive_command returned an external script invocation (/var/lib/pgsql/15/scripts/copy_wal.sh %p %f). The shipped copy script used a “test ! -f … && […]

 Knowledge BaseCase StudiesData Management and AnalyticsDatabase
17 Sep 2026 PostgreSQL 15.17 (Patroni) — investigating high RAM usage with 4,000 connections

Problem: A production Patroni-managed PostgreSQL 15.17 cluster (Patroni 3.3.2) reported persistent high memory consumption on database VMs, frequently exceeding 80% of allocated RAM and once reaching ~95% on a previous 300GB node. The deployment uses max_connections=4000 (cannot be reduced by the application), huge_pages configured as on with approximately 60,000 pages reserved, and vm.overcommit_memory=2 set per […]

 Knowledge BaseData Management and AnalyticsDatabaseCase Studies
16 Sep 2026 Resolving cross-site RabbitMQ cluster-wide stalls caused by a single site failure

Problem: A three-site RabbitMQ cluster experienced frequent incidents where a single site would become “stuck” and this state would cause all three sites to stop processing. The customer reported that one node would intermittently become unresponsive for varying reasons and that after that event, publishers and consumers across the cluster were blocked until manual intervention. […]

 Case StudiesDevOpsApplication Development
16 Sep 2026 PostgreSQL replication slot repeatedly went inactive; replica walreceiver stopped and did not reconnect

Problem: A Patroni-managed PostgreSQL cluster showed recurring replication interruptions: the replica repeatedly reported a large streaming lag (initially ~565 MB, later observed ~5.5 GB) and the cluster’s physical replication slot on the leader appeared inactive (active = false, wal_status = reserved). Patroni logs on the primary had not recorded recent cluster events and appeared to […]

 Knowledge BaseCase StudiesData Management and AnalyticsDatabase
9 Sep 2026 Resolving a three-site RabbitMQ cluster-wide block caused by a stuck node

Problem: A three-site RabbitMQ cluster experienced frequent incidents where a single site would become “stuck” and that condition then caused the entire three-site cluster to block. Symptoms reported included intermittent node unresponsiveness, client operations timing out or hanging, and cluster-wide stalls that required manual intervention to recover. The environment was a geographically distributed, multi-site RabbitMQ […]

 Case StudiesDevOpsApplication Development
9 Sep 2026 Backporting an NGINX engine CVE fix into an ingress-nginx controller image

Problem: A production security scan flagged CVE-2026-42945 in the Kubernetes ingress controller image. The customer reported use of ingress-nginx/controller:v1.12.1 and also verified the issue exists in ingress-nginx/controller:v1.15.1. The scan result and customer concern described this CVE as a high-severity security exposure affecting live traffic handling in production clusters. The deployment used upstream community controller images […]

 Knowledge BaseCase StudiesDevOpsApplication Development
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