explainshell.com

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Match linux command-line arguments to view their help text.

stackshare.io

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Dev / Production stacks for all to see. Handy tool to see what software is trending today.

aws.amazon.com

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Amazons’s cloud computing & web hosting service.

CloudWatch RUM now supports percentile aggregations and simplified troubleshooting with web vitals metrics

19 November 2024 @ 10:58 pm

CloudWatch RUM, which captures real-time data on web application performance and user interactions, helping you quickly detect and resolve issues impacting the user experience, now supports percentile aggregation of web vital metrics and simplified events based troubleshooting directly from the web vitals anomaly. Google uses the 75th percentile (p75) of a web page’s Core Web Vitals—Largest Contentful Paint, First Input Delay, and Cumulative Layout Shift—to influence page ranking. With CloudWatch RUM, you can now monitor these p75 values of web page vitals and ensure that majority of your visitors experience optimal performance, minimizing the impact of outliers. You can also click on any point in the Web Vitals graph to view correlated page events, allowing you to quickly dive into event details such as browser, device, and geolocation to identify specific conditions causing performance issues. Additionally, you can track affected users and sessions for in-depth anal

Disk-optimized vector engine now available on the Amazon OpenSearch Service

19 November 2024 @ 10:55 pm

Amazon OpenSearch's vector engine can now run modern search applications at a third of the cost on OpenSearch 2.17 domains. When you configure a k-NN (vector) index for disk mode, it becomes optimized for operating in a low memory environment. With disk mode on, the index is compressed using techniques like binary quantization and search quality (recall) is retained through a disk-optimized rescoring mechanism using full-precision vectors. Disk-mode is an excellent option for vector search workloads that require high accuracy, cost efficiency and are satisfied by low hundreds-of-milliseconds latency. It provides customers with a lower cost alternative to the existing in-memory mode when single-digit latency is unnecessary. To learn more, refer to the documentation.

Amazon Keyspaces (for Apache Cassandra) now supports adding Regions to existing Keyspaces

19 November 2024 @ 10:25 pm

Amazon Keyspaces (for Apache Cassandra) is a scalable, serverless, highly available, and fully managed Apache Cassandra-compatible database service that offers 99.999% availability. Today, Amazon Keyspaces added the capability to add Regions to existing Keyspaces. With this launch, you can convert an existing single-Region Keyspace to a multi-Region Keyspace or add a new Region to an existing multi-Region Keyspace without recreating the existing Keyspaces. As your application traffic and business needs evolve over time, you can easily add new Regions closest to your application to achieve lower read and write latencies. You can also improve the availability and resiliency of your workloads by adding Regions. Keyspaces fully manages all aspects of creating a new Region and populating it with the latest data from other Regions, enabling you to focus your resources on adding value for your customers rather than ma

AWS Glue expands connectivity to 19 native connectors for Enterprise applications

19 November 2024 @ 10:00 pm

AWS Glue announces 19 new connectors for Enterprise applications to expand its connectivity portfolio. Now, customers can use AWS Glue native connectors to ingest data from Facebook Ads, Google Ads, Google Analytics 4, Google Sheets, Hubspot, Instagram Ads, Intercom, Jira Cloud, Marketo, Oracle NetSuite, SAP OData, Salesforce Marketing Cloud, Salesforce Marketing Cloud Account Engagement, ServiceNow, Slack, Snapchat Ads, Stripe, Zendesk and Zoho CRM. As enterprises increasingly rely on data-driven decisions, they are looking for services making it easier to integrate with data from various Enterprise applications. With these 19 new connectors, customers can easily establish a connection to their Enterprise applications using AWS console or AWS Glue APIs without the need to learn application specific APIs. These connectors are scalable and performant with AWS Glue Spark engine and support for standard authorization a

AWS AppSync GraphQL APIs now support data plane logging to AWS CloudTrail

19 November 2024 @ 7:45 pm

Today, AWS AppSync announced support for logging GraphQL data plane operations (query, mutation, and subscription operations and connect requests to your real-time WebSocket endpoint) using AWS CloudTrail, enabling customers to have greater visibility into GraphQL API activity in their AWS account for best practices in security and operational troubleshooting. AWS AppSync GraphQL is a serverless GraphQL service that gives application developers the ability to access data from multiple databases, micro-services, and AI models with a single GraphQL API request. CloudTrail captures API activities related to AWS AppSync GraphQL APIs as events, including calls from the AWS console and calls made programmatically to the AWS AppSync GraphQL API endpoints. Using the information that CloudTrail collects, you can identify a specific request to an AWS AppSync GraphQL API, the IP address of the requester, the reque

Introducing Binary Embeddings for Titan Text Embeddings model in Amazon Bedrock

19 November 2024 @ 6:05 pm

Amazon Titan Text Embeddings V2 now supports Binary Embeddings. With Binary Embeddings, customers can reduce the storage cost for their Retrieval Augmented Generation (RAG) applications while maintaining similar accuracy of regular embeddings. Amazon Titan Text Embeddings model generates semantic representations of documents, paragraphs, and sentences, as 1,024 (default), 512, or 256 dimensional vector. With Binary Embeddings, Titan Text Embeddings V2 will represent data as binary vectors with each dimension encoded as a single binary digit (0 or 1). This binary representation converts high-dimensional data into a more efficient format for storage in Amazon OpenSearch Serverless in Bedrock Knowledge Bases for cost-effective RAG applications. Binary Embeddings is supported in Titan Text Embeddings V2, Amazon OpenSearch Serverless and Amazon Bedrock Knowledge Bases in all regions where

Amazon OpenSearch Serverless now supports point in time (PIT) search

19 November 2024 @ 6:05 pm

Amazon OpenSearch Serverless has added support for Point in Time (PIT) search, enabling you to run multiple queries against a dataset fixed at a specific moment. This feature allows you to maintain consistent search results even as your data continues to change, making it particularly useful for applications that require deep pagination or need to preserve a stable view of data across multiple queries. Point in time search supports both forward and backward navigation through search results, ensuring consistency even during ongoing data ingestion. This feature is ideal for e-commerce applications, content management systems, and analytics platforms that require reliable and consistent search capabilities across large datasets. Point in time search on Amazon OpenSearch Serverless is now available in 15 regions globally: US East (Ohio), US East (N. Virginia), US West (Oregon), Asia Pacific (Singapore), Asia Pacific (Sydney), Asia Pacific (Tokyo), Europe (Frankfurt),

Amazon OpenSearch Service now scales to 1000 data nodes on a single cluster

19 November 2024 @ 6:00 pm

Amazon OpenSearch Service now enables you to scale a single cluster to 1000 data nodes (1000 hot nodes and/or 750 warm nodes) and enables you to manage 25 petabytes of data (10 Petabytes in hot nodes and further 15 Petabytes in warm nodes). You no longer need to setup multiple clusters for workloads that require more than 200 data nodes or more than 3 Petabytes of data. Today, for workloads of more than 3 to 4 petabytes of data, you need to create multiple clusters in OpenSearch Service. This may have required you to refactor your applications or business logic to work with your workload split across multiple clusters. In addition, every cluster requires its own configuration, management, and monitoring, adding to the operational overhead. With this launch, you can scale a single cluster up to 1000 nodes, or 25 petabytes of data, removing the operational overhead that comes with managing multiple clusters. To scale a cluster beyond 200 nodes, you have to request an

Amazon EKS enhances Kubernetes control plane monitoring

19 November 2024 @ 6:00 pm

Amazon EKS enhances visibility into the Kubernetes control plane by offering new intuitive dashboards in EKS console and providing a broader set of Kubernetes control plane metrics. This enables cluster administrators to quickly detect, troubleshoot, and remediate issues. All EKS clusters on Kubernetes version 1.28 and above will now automatically display a curated set of dashboards visualizing key control plane metrics within the EKS console, making it easy to observe the health and performance of the control plane. Additionally, a broader set of control plane metrics are made available in Amazon CloudWatch and in a Prometheus endpoint, providing customers with the flexibility to utilize their preferred monitoring solution — be it Amazon CloudWatch, Amazon Managed Service for Prometheus, or third-party monitoring tools. Newly introduced pre-configured dashboards in the EKS console provide cluster administrators with visual representations of key control plane metrics, en

Amazon ECS now allows you to configure software version consistency

19 November 2024 @ 6:00 pm

Amazon Elastic Container Service (Amazon ECS) now allows you to configure software version consistency for specific containers within your Amazon ECS services. By default, Amazon ECS resolves container image tags to the image digest (SHA256 hash of the image manifest) when you create a new Amazon ECS service or deploy an update to the service. This enforces that all tasks in the service are identical and launched with this image digest(s). However, for certain containers within the task (e.g. telemetry sidecars provided by a 3rd party) customers may prefer to not enforce consistency and intead use a mutable container image tag (e.g. LATEST). Now, you can disable software version consistency for one or more containers in your ECS service by configuring the new versionConsistency attribute in the container definition. ECS applies changes to version consistency when you redeploy your ECS service with the task definition r

networkworld.com

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Information, intelligence and insight for Network and IT Executives.

Top 5 fastest-growing cities for data centers

20 November 2024 @ 8:58 pm

The five fastest-growing hubs for data center expansion include an interesting mix of urban areas that have one thing in common: lots of available power. Based on projected data-center capacity growth, Las Vegas/Reno is the No. 1 fastest growing data center site in the US, followed by Salt Lake City, Phoenix, Atlanta, and Dallas-Fort Worth, according to a new report from cloud security vendor Upwind. Northern Virginia didn’t make the list – but that’s because i

Cisco: Pressure to deploy AI is up, but only 13% feel ready

20 November 2024 @ 7:03 pm

Pressure to implement AI plans is on the rise, but the readiness of enterprise networks to handle AI workloads has actually declined over the past year, according to new research from Cisco. Cisco’s second annual AI Readiness Index notes a “huge chasm” between the urgency companies feel to deploy AI and their ability to actually do it. Some 8,000 global companies were surveyed for the AI Readiness Index, which aims to mea

Network jobs watch: Hiring, skills and certification trends

20 November 2024 @ 2:55 pm

Network and infrastructure roles continue to shift as enterprises adopt technologies such as AI-driven network operations, multicloud networking, zero trust network access (ZTNA), and SD-WAN. Here’s a recap of some of the latest industry research, hiring statistics, and certification trends that impact today’s network professionals, infrastructure and operat

OpenTelemetry certification launches

20 November 2024 @ 2:45 pm

A new certification program from the Cloud Native Computing Foundation (CNCF) and Linux Foundation is aimed at validating the skills needed to utilize OpenTelemetry to gain visibility across distributed systems. The OpenTelemetry Certified Associate (OTCA) certification is designed for application engineers, DevOps engineers, system reliability engineers, platform engineers, or IT professionals looking to increase their abilities to leverage telemetry data across distributed systems of cloud-native and microservices-based applications. “OpenTelemetry is a transformative o

EU industry group has its eye on Microsoft’s cloud business

20 November 2024 @ 2:39 pm

Microsoft’s cloud business is under surveillance in Europe: The association of Cloud Infrastructure Services Providers in Europe (CISPE) has set up new monitoring body to ensure the tech giant complies with a legal settlement to keep cloud licensing practices fair in the region. The European Cloud Competition Observatory (ECCO) will operate independently from CISPE, and will also keep an eye on other licensing practices impacting both cloud providers and customers in the region. ECCO is aimed at monitoring the practices of big tech companies such as Microsoft to ensure the market remains competitive for all players. It was formed as part of

NetOps startup Selector AI wants to solve the network noise problem

20 November 2024 @ 1:51 pm

Back in 2019, Kannan Kothandaraman helped to start Selector AI after spending years in the networking trenches at big vendors including Juniper and Cisco. Since the beginning, the vision for Selector AI is to build a technology that helps networking professionals better operate and optimize network infrastructure and services. The company’s founding team was inspired by what it learned while working with hyperscalers. They noticed how these large companies are able to use data from multiple domains to make data-driven decisions for their network operations, rather than letting the network dictate how the business should be run. The Selector AI founders saw an opportunity to bring this

Germany blames ‘sabotage’ as two undersea fiber cables cut in the Baltic Sea

19 November 2024 @ 9:30 pm

The German government has blamed an act of sabotage for the cutting of two important undersea fiber optic cables, one connecting connecting Finland and Germany, and the other linking Sweden and Lithuania, on Sunday and Monday. The first cable break happened at around 8 a.m. GMT (3 a.m. EST) on Sunday in the 135-mile undersea link between the Swedish island of Gotland and Lithuania, Lithuanian operator Telia Lietuva said. Hours later, at 2 a.m. GMT on Monday (9 p.m. EST on Sunday), Finnish telecoms company

IBM deal brings AMD Instinct accelerators to IBM Cloud

19 November 2024 @ 8:59 pm

IBM is expanding its AI accelerator options for enterprise users of its cloud service. AMD Instinct MI300X accelerators are now available as a service on IBM Cloud, the vendors announced. With 192GB of high-bandwidth memory, the MI300X accelerators are equipped for large AI model inferencing and fine tuning. Their large memory capacity can help customers run larger models with fewer GPUs, potentially lowering costs for inferencing, according to AMD. To help optimize performance for enterprise customers running AI applications, the partnership calls

2024 global network outage report and internet health check

19 November 2024 @ 6:26 pm

The reliability of services delivered by ISPs, cloud providers and conferencing services is critical for enterprise organizations. ThousandEyes, a Cisco company, monitors how providers are handling any performance challenges and provides Network World with a weekly roundup of events that impact service delivery. Read on to see the latest analysis, and stop back next week for another update. (Note: We have archived prior-year updates, including the 2023 outage report and our

Cato Networks adds TLS inspection capabilities to SASE platform

19 November 2024 @ 6:18 pm

Secure access service edge provider Cato Networks today announced it added transport layer security inspection capabilities to its SASE platform to enable customers to inspect TLS traffic more easily and quickly. Cato Safe TLS Inspection is part of the Cato SASE Cloud Platform, and it provides customers will the ability to fully inspect TLS traffic flows — which only 45% of 2,500 Cato customers currently do, Cato found in its

forensicswiki.org

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Computer forensic tools and techniques used by investigators

cyberciti.biz

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online community of new and seasoned Linux / Unix sysadmins.

How to find hard disk (SSD) serial numbers in Linux

16 November 2024 @ 9:38 pm

See all GNU/Linux related FAQ You need to use the smartctl command to display the hard disk (SSD) serial numbers in Linux. This is useful when changing your hard disk if it goes bad. Love this? sudo share_on: Twitter - Facebook -

How to install kvm-ok on Debian or Ubuntu Linux

16 November 2024 @ 6:54 am

See all Linux Kernel Based Virtual Machine related FAQs/Howtos The KVM-ok command command will tell you if your Debian or Ubuntu Linux-powered server can host hardware-accelerated KVM virtual machines. KVM (Kernel-based Virtual Machine) is a free and open-source virtualization technology that is used with every Linux kernel. In other words, KVM will make your Linux computer into a hypervisor, allowing you to run multiple isolated virtual machines (VMs) on a single physical machine. However, KVM depends upon CPU hardware virtualization extensions like Intel VT-x or AMD-V to provide high-performance virtual machines. This support must be enabl

zcommands: Read gzip Compressed Text Files On a Fly on Linux and Unix

1 November 2024 @ 8:34 pm

zcommands Read gzip Compressed Text Files On a Fly on Linux and Unix Linux and Unix like operating systems comes with z* commands. These commands allow you to read gzip compressed text files using zless, zcat, zmore, and friends commands. The gzip command reduces the size of the files using Lempel-Ziv coding (LZ77). Whenever possible, each file is replaced by one with the extension .gz while keeping the same ownership modes, access, and modification times. z* commands have some cool usage too, such as display the current time in different zonename. Love this? sudo share_on:

How do I unzip multiple / many files under Linux?

27 September 2024 @ 7:56 pm

See all Troubleshooting related FAQ I have lots of files in a directory called /disk2/images/. All files are in zip file format, so I am using the following command to extract zip files:      unzip *.zip The command result into an error which read as follows:      caution: filename not matched How do I unzip multiple or many zip files under a Linux/Unix-like system? Love this? sudo share_on:

Linux / UNIX View Only Configuration File Directives ( Uncommented Lines of a Config File )

21 September 2024 @ 12:33 pm

See all GNU/Linux related FAQ Most Linux and UNIX-like system configuration files are documented using comments, but sometimes I just need to see a line of configuration text in a config file. How can I view just the uncommented configuration file directives from squid.conf or httpd.conf file? How can I strip out comments and blank lines on a Linux or Unix-like system? Love this? sudo share_on: Twitter -

Linux turn OFF password expiration / aging

20 September 2024 @ 11:46 am

The /etc/shadow file stores the actual password in encrypted format using a hash (salted) function for the user's account with additional properties related to the user passwords, such as password expiration date or password aging. The /etc/passwd stores usernames and their properties, such as home directory, login shell, and more. The password expiration information for a user is contained in the last six fields. The Linux password expi

Linux / UNIX: DNS Lookup Command

13 September 2024 @ 11:37 am

See all GNU/Linux related FAQ How do I perform DNS lookup under Linux, UNIX, or Apple macOS (OS X) operating systems without using 3rd party websites for troubleshooting DNS usage? Love this? sudo share_on: Twitter - Facebook -

Linux Copy One Hard Disk to Another Using dd Command

9 September 2024 @ 8:04 pm

See all GNU/Linux related FAQ How can I copy one hard disk to another using the dd, ddrescue, or dcfldd commands? Love this? sudo share_on: Twitter - Facebook - LinkedIn -

Shell script to set up an LXD / Incus (Linux Containers) lab for testing purpose

16 August 2024 @ 12:06 pm

See all GNU/Linux related FAQ LXD or Incus is a Linux operating system-level container system. You can build over 25+ Linux distros for testing, fun, and profit. You can even run GUI apps inside those containers and get output displayed back to your X display easily. For example, you can run Firefox in one Linux container for banking needs with custom add-ons, including specific firewall rules just for allowing outgoing banking and nothing else. You can have another container to run Chromium/Edge/FF for social media. Of course, it is not a replacement for something like Qubes OS, but you can do many things in an isolated environment. You can try a new Linux distro without th

How To check LXD/Incus container BTRFS disk usage on Linux

15 August 2024 @ 9:42 pm

See all GNU/Linux related FAQ Here is a quick and dirty shell script I put to check LXD or Incus container size and how much space they are taking on the BTRFS subvolume. Naturally, you must run the script as a root user, and LXD or Icnus must be configured with BTRFS storage backend on Linux operating systems. See how to set up and install LXD on Ubuntu 20.04 LTS or installing Incus on

heartinternet.co.uk

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Hosting packages for an initial web presence

13 Easy Ways to Optimise Your Website for Speed and Performance

1 October 2024 @ 2:53 pm

A slow website is like a slow waiter: it doesn’t matter how good the food is if the service is frustratingly sluggish. If your site takes too long to load, visitors are likely to abandon it faster than you can say “bounce rate.” But fear not! Here are some tips to help you optimise your [read more...]

Black Friday and Cyber Monday sale now on at Heart Internet

22 November 2022 @ 3:31 pm

You can now get up to 33% off the price of a cPanel-managed Web Hosting plan at Heart Internet.

Are your website fonts sending the right message?

3 November 2022 @ 10:18 am

Did you know that the fonts you use on your website can impact the way your customers perceive and interact with your brand?

10 of the best WooCommerce plugins

27 October 2022 @ 10:53 am

Including options for optimising your cart, boosting customer loyalty, and selling tickets.

9 creative alternatives to .com and .co.uk domains

5 October 2022 @ 2:37 pm

Discover the appeal of .ninja, .coffee, .guru and more - all available in our domain name sale.

Save up to 43% on WordPress Hosting in our latest sale

20 September 2022 @ 3:23 pm

We’ve just slashed the price of WordPress Hosting at Heart Internet.

What to do once you’ve bought a domain

7 September 2022 @ 12:48 pm

A guide to what to do next once you've chosen your perfect domain name.

Empowering quotes and motivational tips for entrepreneurs

25 August 2022 @ 8:33 am

Including quotes from Amelia Earhart and Barack Obama, to give you a little pick me up.

5 reasons we love cPanel

10 August 2022 @ 7:09 am

When browsing through hosting packages, you’ll often come across the word cPanel. But what exactly does this word mean and what are the benefits of buying a hosting package with cPanel included?

Four ways domains can help you protect your brand identity online

2 August 2022 @ 9:55 am

Did you know that domains can be so much more than a mere address or waymark? In this blog, we look at how they can be a powerful tool for online brand protection.

serverfault.com

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Common Server issues – FAQs and answers from those in the know

Unable to join Google cloud and Firebase DB projects due to Domain Restriction Policy

20 November 2024 @ 9:10 pm

I am trying to join Google Cloud and Firebase projects as an editor. The owner of the projects sent me an invitation to join, but when I attempt to accept the invitation, I encounter the following error: '''An organization policy restricts that only users from specific domains are allowed. Please contact an organization admin.''' What I Tried: Confirmed with the project owner that the invitation was sent to the correct email address. Retried accepting the invitation multiple times. Asked the project owner to review the organization's policy settings in Google Cloud. Searched Firebase and Google Cloud documentation for relevant solutions but could not find a definitive answer What I Expected: I expected to successfully accept the invitation and gain access to the projects as an owner.

Mellanox ConnectX-3 very high cpu usage

20 November 2024 @ 8:36 pm

I bought MCX311A-XCAT CX311A ConnectX-3 for my dev server with the idea to buy another one if this works for my pc. Currently my storage server and my pc have 2.5Gbe. They are all plugged into Davuaz Da-K6402W. Dev server is Xeon E-2136 up to 4.5GHz. Storage and dev servers use Rocky Linux 9 (RHEL-based) - kernel 5.14.0. The 10G NIC works, but the cpu usage is about 70% (that's 70% on one core) with iperf3 connection to storage server at about 2.30 Gbits/sec. Storage server on the other hand is Xeon E3-1285L - much older and it iperf3 uses 5 to 10% cpu there. When copying from a machine with 1G NIC it uses 30% cpu. That also adds up as power consumption. I measured the power of my storage server with this nic. it goes from 66W to 105W (+40W) because of cpu usage just communicating at 2.5Gbit/s. limiting the cpu to 1GHz reduced the power to 70W (just 4 more watts than idle). CPU package power

Unexpected Double Network Traffic on Writes in a 2-Node S2D Cluster with Nested Mirror-Accelerated Parity

20 November 2024 @ 8:05 pm

I work at StarWind, and I'm currently exploring the I/O data path in Storage Spaces Direct for my blog posts. I’ve encountered an odd behavior with doubled network traffic on write operations in a 2-node S2D cluster configured with Nested Mirror-Accelerated Parity. During write tests, something unexpected happened: while writing at 1 GiB/s, network traffic to the partner node was constantly at 2 GiB/s instead of the expected 1 GiB/s. Could this be due to S2D configuring the mirror storage tier with four data copies (NumberOfDataCopies = 4), where S2D writes two data copies on the local node and another two on the partner node? Setup details: The environment is a 2-node S2D cluster running Windows Server 2022 Datacenter 21H2 (OS build 20348.2527). I followed Microsoft’s resiliency options for nested configurations as outlined here:

Correlate CloudTrail EventName with IAM Permission name

20 November 2024 @ 7:50 pm

I am trying to map CloudTrail EventNames, like "DescribeRegions" to an IAM Permissions, such as ec2:describeregions. With the event source field, sometimes I can just split the hostname off and append it to the eventname. For example: EventSource: 'ec2.amazonaws.com', EventName: "DescribeRegions" I could deduce the IAM permission is ec2:DescribeRegions For other services/eventsources, that trick won't work. Is there a mapping anywhere, or an API, or just data I'm missing in the CloudTrail that gives me this data? FWIW, I am only interested for now in "Success", not "Error/Deny" event types.

How to fixed th IP on GKE cluster

20 November 2024 @ 7:12 pm

I am currently deploying a service in GKE, and I need to connect to a third-party API. This third-party API has mandatory IP filtering. I am rookie on GCloud and I do not know what exactly should do in this case. I only created a GKE cluster and reserved an external IP address that I used within the LoadBalancer in the service, but it turns out that the IP using is the one from the Node where the pod is set. Any recommendations? Thanks.

Too Many Redirects Issue with Nginx Reverse Proxy and WordPress VPS Setup

20 November 2024 @ 5:36 pm

I am running multiple WordPress sites on separate VPS instances managed by Proxmox. I'm using an Nginx reverse proxy server to manage HTTPS and forward traffic to each VPS. This setup is intended to be replicated for other sites in the future, which is why I'm using a reverse proxy and a dedicated VPS per site. Currently, when I access my site via the browser, I get a "Too Many Redirects" error. The site works perfectly when accessed locally on the VPS over HTTP or using curl from the reverse proxy. The firewall in my network is a Fortinet device, configured to forward all traffic on ports 80 and 443 to the reverse proxy vm. The reverse proxy is responsible for routing the traffic to the appropriate VPS. However, when I access my site via the browser, I get a "Too Many Redirects" error. The site works perfectly when accessed locally on the VPS over HTTP or using curl from the reverse proxy or just typing vps ip on local network. Here's my cur

VLAN Configuration without inter-vlan routing but with Internet access

20 November 2024 @ 5:26 pm

I’m trying to set up multiple VLANs on my Cisco Catalyst 3850 switch and connect them to the internet using a TP-Link AX20/Asus RT-N12 router. I need this setup to have multiple isolated networks with different Ip ranges in a way that devices in each vlan cannot communicate with other vlans but they all have access to Internet. However, the routers don't seem to support VLAN tagging (802.1Q), and I’m wondering if it’s possible to achieve this setup without needing a more advanced router. My Current Setup: Switch: Cisco Catalyst 3850 24T VLANs created: VLAN 10: 192.168.10.0/24 VLAN 20: 192.168.20.0/24 VLAN 30: 192.168.30.0/24 Each VLAN has an SVI configured with its respective gateway IP: VLAN 10 SVI: 192.168.10.1 VLAN 20 SVI: 192.168.20.1 VLAN 30 SVI: 192.168.30.1 The routers do not support VLAN tagging or subinterfaces. Its LAN IP is 192.168.1.1 (assigned manually) and is connected to a trunk/acces

DOCKER - trying to run mysql and apache both in foreground

20 November 2024 @ 5:20 pm

FROM ubuntu:latest Run <<EOF apt update apt install -y apache2 mysql-server php libapache2-mod-php php-mysql php-curl php-json php-cgi php-cli php-zip php-xml php-mbstring apt install wget EOF ENV WP_DB_NAME="Btsample" ENV WP_DB_USER="Bt" ENV WP_DB_PASS="**********" CMD service mysql start && apachectl -D FOREGROUND RUN mysql <<EOF CREATE DATABASE $WP_DB_NAME; CREATE USER '$WP_DB_USER'@'localhost' IDENTIFIED BY '$WP_DB_PASS'; GRANT ALL PRIVILEGES ON $WP_DB_NAME.* TO '$WP_DB_USER'@'localhost'; FLUSH PRIVILEGES; EXIT; EOF RUN wget https://wordpress.org/latest.tar.gz RUN tar -xvzf latest.tar.gz RUN cp -R wordpress/* /var/www/html/ RUN tee /etc/apache2/sites-available/wordpress.conf > /dev/null <<EOF <VirtualHost *:80> ServerAdmin webmaster@localhost DocumentRoot /var/www/html ServerName wordpress.com ErrorL

what if a host is down

20 November 2024 @ 5:13 pm

#!/bin/bash SERVER_LIST=/path/to/servers.txt while read REMOTE_SERVER do ssh $REMOTE_SERVER "do_something_cool" done < $SERVER_LIST what happens when one of the servers is down in this code? i have been using hss to start apps in 25 remote computers, but i just ran into one being down and then hss looking for that host and it never moves on. so it's not optimal if one of my computers is offline. will the above code move one to the next host in the server list if it comes across one that's offline? or is there an adjustment to make to this code to achieve that?

Is it possible to use nginx reverse proxy between user (site visitor) and cloudflare cdn?

20 November 2024 @ 4:52 pm

I have some websites, and i use cloudflare cdn with proxy setting enabled. So now the chain is: website visitor -> cloudflare -> my webserver I want to add some tricky thing - to add one more vps server in the chain, that will proxy requests only on 80 and 443 ports from website visitor to cloudflare, and do some another things for some other ports (have it's own mail server / surveillance server, etc). So what i want to have finally: website visitor -> vps with nginx as reverse proxy -> cloudflare -> my webserver So, for 80/443 port requests vps with nginx proxy to cloudflare, for other ports - do not proxy but works on its own. I know how to use nginx reverse proxy to proxy requests on some ports to other external ip address, editing config file like etc/nginx/conf.d/1.2.3.4.conf, where 1.2.3.4 is the ip of nginx server, like this: server { listen 80; server_name 1.2.3.4; location / { proxy_pass http://5.6.7.8; # ext

poundhost.com

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Cheap dedicated server hosting

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