--- title: "#sadservers articles | Hashnode" description: "Explore 11 articles tagged #sadservers on Hashnode. Tutorials, guides, and how-tos from the community." url: "https://hashnode.com/tag/sadservers" --- Tag # #sadservers 11 posts · 0 followers [Pratiksha kadam](https://hashnode.com/@pinacolada) · [Apr 20](https://hashnode.com/posts/sad-servers-solutions/69e5f1b4a832607113eb0600) ### [Sad Servers Devops Challenges Solutions Part 1:](https://running-cloud.hashnode.dev/sad-servers-solutions?utm_source=hashnode&utm_medium=feed) Intro: SadServers is a leetcode type of platform for system administrator/devops/sre engineers to solve real troubleshooting problem using free and paid virtual servers . I have attempted free and bot 3 min read · [running-cloud.hashnode.dev](https://running-cloud.hashnode.dev/sad-servers-solutions?utm_source=hashnode&utm_medium=feed) [Pratiksha kadam](https://hashnode.com/@pinacolada) · [Apr 10](https://hashnode.com/posts/sad-servers-devops-challenges-solutions-part-1/69d8c7a3c8e5007ddb6acc93) ### [Sad Servers Devops Challenges Solutions Part 1:](https://running-cloud.hashnode.dev/sad-servers-devops-challenges-solutions-part-1?utm_source=hashnode&utm_medium=feed) SadServers is a leetcode type of platform for system administrator/devops/sre engineers to solve real troubleshooting problem using free and paid virtual servers . I have attempted free and both paid 3 min read · [running-cloud.hashnode.dev](https://running-cloud.hashnode.dev/sad-servers-devops-challenges-solutions-part-1?utm_source=hashnode&utm_medium=feed) [Pratiksha kadam](https://hashnode.com/@pinacolada) · [Feb 17](https://hashnode.com/posts/linux-troubleshooting/699d8f2824b09570d2fa4409) ### [Linux Troubleshooting](https://linuxlinks.hashnode.dev/linux-troubleshooting?utm_source=hashnode&utm_medium=feed) sad server real-time scenarios: 14 min read · [linuxlinks.hashnode.dev](https://linuxlinks.hashnode.dev/linux-troubleshooting?utm_source=hashnode&utm_medium=feed) [Muskan Agrawal](https://hashnode.com/@muskan-agrawal) · [Sep 24, 2025](https://hashnode.com/posts/sadservers-day-9-closing-an-open-file-without-killing-the-process/68d409931efc8ea0cf5e89eb) ### [SadServers Day 9: Closing an Open File Without Killing the Process](https://muskanagrawal.hashnode.dev/sadservers-day-9-closing-an-open-file-without-killing-the-process?utm_source=hashnode&utm_medium=feed) Learn how to close an open file without killing the process using Bash's exec command in this SadServers troubleshooting guide 3 min read · [muskanagrawal.hashnode.dev](https://muskanagrawal.hashnode.dev/sadservers-day-9-closing-an-open-file-without-killing-the-process?utm_source=hashnode&utm_medium=feed) [Muskan Agrawal](https://hashnode.com/@muskan-agrawal) · [Sep 17, 2025](https://hashnode.com/posts/sadservers-day-8-a-day-decoding-kubernetes-pod-rescheduling/68cae4567787e7afdd649217) ### [SadServers Day 8: A Day Decoding Kubernetes Pod Rescheduling](https://muskanagrawal.hashnode.dev/sadservers-day-8-a-day-decoding-kubernetes-pod-rescheduling?utm_source=hashnode&utm_medium=feed) Kubernetes pod rescheduling: Compare Deployments and StatefulSets, address node failures, and explore manual intervention in this SRE/DevOps challenge 3 min read · [muskanagrawal.hashnode.dev](https://muskanagrawal.hashnode.dev/sadservers-day-8-a-day-decoding-kubernetes-pod-rescheduling?utm_source=hashnode&utm_medium=feed) [Muskan Agrawal](https://hashnode.com/@muskan-agrawal) · [Sep 11, 2025](https://hashnode.com/posts/sadservers-day-7-resolving-the-classic-kubernetes-crashloopbackoff-issue/68c2e46dc1cdc6757154b66a) ### [Sadservers Day 7: Resolving the Classic Kubernetes CrashLoopBackOff Issue](https://muskanagrawal.hashnode.dev/sadservers-day-7-resolving-the-classic-kubernetes-crashloopbackoff-issue?utm_source=hashnode&utm_medium=feed) Learn to resolve Kubernetes CrashLoopBackOff issues by diagnosing RBAC permissions and updating cluster roles for smooth pod operations 2 min read · [muskanagrawal.hashnode.dev](https://muskanagrawal.hashnode.dev/sadservers-day-7-resolving-the-classic-kubernetes-crashloopbackoff-issue?utm_source=hashnode&utm_medium=feed) [Muskan Agrawal](https://hashnode.com/@muskan-agrawal) · [Sep 7, 2025](https://hashnode.com/posts/sadservers-day6-renewing-ssl-certificates/68bd9d500076a9d0cd1cf8f0) ### [Sadservers Day6: Renewing SSL certificates](https://muskanagrawal.hashnode.dev/sadservers-day6-renewing-ssl-certificates?utm_source=hashnode&utm_medium=feed) How to renew SSL certificate for a Nginx webserver on Linux 2 min read · [muskanagrawal.hashnode.dev](https://muskanagrawal.hashnode.dev/sadservers-day6-renewing-ssl-certificates?utm_source=hashnode&utm_medium=feed) [Muskan Agrawal](https://hashnode.com/@muskan-agrawal) · [Aug 28, 2025](https://hashnode.com/posts/sadserver-day-5-troubleshooting-a-postgresql-connection-issue/68b09bfa3f92419b929f72c5) ### [Sadserver Day 5: Troubleshooting a PostgreSQL Connection Issue](https://muskanagrawal.hashnode.dev/sadserver-day-5-troubleshooting-a-postgresql-connection-issue?utm_source=hashnode&utm_medium=feed) How to troubleshoot a PostgreSQL Connection Issue running as a service on a Debian/ubuntu server 3 min read · [muskanagrawal.hashnode.dev](https://muskanagrawal.hashnode.dev/sadserver-day-5-troubleshooting-a-postgresql-connection-issue?utm_source=hashnode&utm_medium=feed) [Muskan Agrawal](https://hashnode.com/@muskan-agrawal) · [Aug 19, 2025](https://hashnode.com/posts/sadservers-day2-sherlock-holmes-and-the-case-of-the-noisy-ip/68a490f30e4a32b5aa8a4358) ### [Sadservers Day2: Sherlock Holmes and the Case of the Noisy IP](https://muskanagrawal.hashnode.dev/sadservers-day2-sherlock-holmes-and-the-case-of-the-noisy-ip?utm_source=hashnode&utm_medium=feed) Discover how to identify the nosiest IP in massive server logs using simple shell commands. A practical guide inspired by Sadservers challenges 3 min read · [muskanagrawal.hashnode.dev](https://muskanagrawal.hashnode.dev/sadservers-day2-sherlock-holmes-and-the-case-of-the-noisy-ip?utm_source=hashnode&utm_medium=feed) [Rithik Bhandari](https://hashnode.com/@rithikb24) · [Jun 26, 2024](https://hashnode.com/posts/scenario-manhattan-cant-write-data-into-database/667c6025fb344e4c8f85c0b7) ### [Scenario: "Manhattan": can't write data into database.](https://rithik24.hashnode.dev/scenario-manhattan-cant-write-data-into-database?utm_source=hashnode&utm_medium=feed) Lets make a server happyhttps://sadservers.com/scenario/manhattanFrom the description we know - postgres database running on 5432 port. config file at /etc/postgresql/14/main/postgresql.conf writes to disk at data\_directory as mentioned in config ... 2 min read · [rithik24.hashnode.dev](https://rithik24.hashnode.dev/scenario-manhattan-cant-write-data-into-database?utm_source=hashnode&utm_medium=feed)