Feature/lab8

.github/pull_request_template.md

@@ -0,0 +1,15 @@
+## Goal
+<!-- What does this PR accomplish? -->
+
+## Changes
+<!-- What was modified? List main files or areas. -->
+
+## Testing
+<!-- How was it verified? (e.g. manual test, commands run, screenshots) -->
+
+---
+
+### Checklist
+- [ ] Clear, descriptive PR title
+- [ ] Documentation/README updated (if needed)
+- [ ] No secrets or large temporary files committed

.github/workflows/github-actions-demo.yml

@@ -0,0 +1,18 @@
+name: GitHub Actions Demo
+run-name: ${{ github.actor }} is testing out GitHub Actions 🚀
+on: [push]
+jobs:
+  Explore-GitHub-Actions:
+    runs-on: ubuntu-latest
+    steps:
+      - run: echo "🎉 The job was automatically triggered by a ${{ github.event_name }} event."
+      - run: echo "🐧 This job is now running on a ${{ runner.os }} server hosted by GitHub!"
+      - run: echo "🔎 The name of your branch is ${{ github.ref }} and your repository is ${{ github.repository }}."
+      - name: Check out repository code
+        uses: actions/checkout@v5
+      - run: echo "💡 The ${{ github.repository }} repository has been cloned to the runner."
+      - run: echo "🖥️ The workflow is now ready to test your code on the runner."
+      - name: List files in the repository
+        run: |
+          ls ${{ github.workspace }}
+      - run: echo "🍏 This job's status is ${{ job.status }}."

labs/submission8.md

@@ -0,0 +1,54 @@
+# Lab 8 Solution
+
+## Task 1
+
+Outputs:
+
+![all stats](<./Снимок экрана 2026-03-23 131725.png>)
+
+Top CPU and memory consumers (Cursor server/extension host, cassandra DB):
+
+![top cpu and mem](<./Снимок экрана 2026-03-23 132009.png>)
+
+Top I/O consumers (sdd, main WSL root disk):
+
+![top IO](<./Снимок экрана 2026-03-23 132134.png>)
+
+Disk Usage:
+
+```bash
+(base) lexi@lexandrinnnt:~/DevOps-Intro$ df -h
+du -h /var | sort -rh | head -n 10
+Filesystem      Size  Used Avail Use% Mounted on
+none            7.6G     0  7.6G   0% /usr/lib/modules/6.6.87.2-microsoft-standard-WSL2
+none            7.6G  4.0K  7.6G   1% /mnt/wsl
+drivers         895G  322G  574G  36% /usr/lib/wsl/drivers
+/dev/sdd       1007G   79G  877G   9% /
+none            7.6G  304K  7.6G   1% /mnt/wslg
+none            7.6G     0  7.6G   0% /usr/lib/wsl/lib
+rootfs          7.6G  2.7M  7.6G   1% /init
+none            7.6G  944K  7.6G   1% /run
+none            7.6G     0  7.6G   0% /run/lock
+none            7.6G  1.1M  7.6G   1% /run/shm
+none            7.6G   76K  7.6G   1% /mnt/wslg/versions.txt
+none            7.6G   76K  7.6G   1% /mnt/wslg/doc
+C:\             895G  322G  574G  36% /mnt/c
+
+(base) lexi@lexandrinnnt:~/DevOps-Intro$ sudo find /var -type f -exec du -h {} + | sort -rh | head -n 3
+1.4G    /var/lib/mongodb/collection-47-8162888075226237177.wt
+1.1G    /var/lib/postgresql/16/main/base/16452/16473
+1.1G    /var/lib/postgresql/16/main/base/16421/16445
+```
+
+Reflection: I really should remove all databases that I used in the past :D
+
+## Task 2
+
+I created API check for yandex afisha and browser check for German Wikipedia.
+Checks succeeded!!! But it was difficult :( 
+
+![overview](<./Снимок экрана 2026-03-23 211137.png>)
+
+![api check](<./Снимок экрана 2026-03-23 211627.png>)
+
+![browser check](<./Снимок экрана 2026-03-23 211954.png>)