Kubernetes Common Errors & Solutions #kubernetes #devops #debugging
1.1 هزار بار بازدید -
7 ماه پیش
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Anyone newly starting Kubernetes will
Anyone newly starting Kubernetes will be bound to face some issues initially!
Below I have mentioned some common issues, their reasons, and how to solve them!
𝐏𝐨𝐝𝐬 𝐍𝐨𝐭 𝐒𝐭𝐚𝐫𝐭𝐢𝐧𝐠
Cause: Insufficient resources or image errors.
Solution: Check resource limits and ensure the correct image name and tag.
𝐒𝐞𝐫𝐯𝐢𝐜𝐞 𝐍𝐨𝐭 𝐀𝐜𝐜𝐞𝐬𝐬𝐢𝐛𝐥𝐞
Cause: Misconfigured service or network policies.
Solution: Verify service configuration and check network policies.
𝐏𝐞𝐫𝐬𝐢𝐬𝐭𝐞𝐧𝐭 𝐕𝐨𝐥𝐮𝐦𝐞 𝐂𝐥𝐚𝐢𝐦 𝐈𝐬𝐬𝐮𝐞𝐬
Cause: Insufficient storage or access modes mismatch.
Solution: Ensure adequate storage and match PVC and PV access modes.
𝐂𝐨𝐧𝐟𝐢𝐠𝐌𝐚𝐩 𝐊𝐞𝐲 𝐍𝐨𝐭 𝐅𝐨𝐮𝐧𝐝
Cause: Missing key in ConfigMap.
Solution: Add the missing key to the ConfigMap.
𝐂𝐫𝐚𝐬𝐡𝐋𝐨𝐨𝐩𝐁𝐚𝐜𝐤𝐎𝐟𝐟 𝐒𝐭𝐚𝐭𝐮𝐬
Cause: Application crashes or liveness probe failure.
Solution: Check application logs and adjust liveness probe settings.
𝐈𝐦𝐚𝐠𝐞𝐏𝐮𝐥𝐥𝐁𝐚𝐜𝐤𝐎𝐟𝐟 𝐄𝐫𝐫𝐨𝐫
Cause: Private image without credentials or wrong image name.
Solution: Provide image pull secrets and verify image name and tag.
𝐍𝐨𝐝𝐞 𝐍𝐨𝐭 𝐑𝐞𝐚𝐝𝐲
Cause: Network issues or disk pressure.
Solution: Check node network connectivity and free up disk space.
𝐅𝐚𝐢𝐥𝐞𝐝 𝐒𝐜𝐡𝐞𝐝𝐮𝐥𝐢𝐧𝐠
Cause: Taints and tolerations mismatch or insufficient resources.
Solution: Adjust taints and tolerations, and ensure resource availability.
𝐑𝐁𝐀𝐂 𝐀𝐮𝐭𝐡𝐨𝐫𝐢𝐳𝐚𝐭𝐢𝐨𝐧 𝐄𝐫𝐫𝐨𝐫𝐬
Cause: Incorrect role bindings or missing permissions.
Solution: Review and correct role bindings, add necessary permissions.
𝐈𝐧𝐠𝐫𝐞𝐬𝐬 𝐂𝐨𝐧𝐭𝐫𝐨𝐥𝐥𝐞𝐫 𝐈𝐬𝐬𝐮𝐞𝐬
Cause: Misconfigured ingress or SSL/TLS problems.
Solution: Verify ingress configuration and check SSL/TLS certificates.
🔧 Remember, Kubernetes is powerful but can be tricky. Keeping these solutions in mind can save you time and headaches.
💡 Have you encountered these issues? How did you resolve them? Share your experiences below!
#Kubernetes hashtag#DevOps hashtag#CloudComputing hashtag#Troubleshooting hashtag#TechTips
Below I have mentioned some common issues, their reasons, and how to solve them!
𝐏𝐨𝐝𝐬 𝐍𝐨𝐭 𝐒𝐭𝐚𝐫𝐭𝐢𝐧𝐠
Cause: Insufficient resources or image errors.
Solution: Check resource limits and ensure the correct image name and tag.
𝐒𝐞𝐫𝐯𝐢𝐜𝐞 𝐍𝐨𝐭 𝐀𝐜𝐜𝐞𝐬𝐬𝐢𝐛𝐥𝐞
Cause: Misconfigured service or network policies.
Solution: Verify service configuration and check network policies.
𝐏𝐞𝐫𝐬𝐢𝐬𝐭𝐞𝐧𝐭 𝐕𝐨𝐥𝐮𝐦𝐞 𝐂𝐥𝐚𝐢𝐦 𝐈𝐬𝐬𝐮𝐞𝐬
Cause: Insufficient storage or access modes mismatch.
Solution: Ensure adequate storage and match PVC and PV access modes.
𝐂𝐨𝐧𝐟𝐢𝐠𝐌𝐚𝐩 𝐊𝐞𝐲 𝐍𝐨𝐭 𝐅𝐨𝐮𝐧𝐝
Cause: Missing key in ConfigMap.
Solution: Add the missing key to the ConfigMap.
𝐂𝐫𝐚𝐬𝐡𝐋𝐨𝐨𝐩𝐁𝐚𝐜𝐤𝐎𝐟𝐟 𝐒𝐭𝐚𝐭𝐮𝐬
Cause: Application crashes or liveness probe failure.
Solution: Check application logs and adjust liveness probe settings.
𝐈𝐦𝐚𝐠𝐞𝐏𝐮𝐥𝐥𝐁𝐚𝐜𝐤𝐎𝐟𝐟 𝐄𝐫𝐫𝐨𝐫
Cause: Private image without credentials or wrong image name.
Solution: Provide image pull secrets and verify image name and tag.
𝐍𝐨𝐝𝐞 𝐍𝐨𝐭 𝐑𝐞𝐚𝐝𝐲
Cause: Network issues or disk pressure.
Solution: Check node network connectivity and free up disk space.
𝐅𝐚𝐢𝐥𝐞𝐝 𝐒𝐜𝐡𝐞𝐝𝐮𝐥𝐢𝐧𝐠
Cause: Taints and tolerations mismatch or insufficient resources.
Solution: Adjust taints and tolerations, and ensure resource availability.
𝐑𝐁𝐀𝐂 𝐀𝐮𝐭𝐡𝐨𝐫𝐢𝐳𝐚𝐭𝐢𝐨𝐧 𝐄𝐫𝐫𝐨𝐫𝐬
Cause: Incorrect role bindings or missing permissions.
Solution: Review and correct role bindings, add necessary permissions.
𝐈𝐧𝐠𝐫𝐞𝐬𝐬 𝐂𝐨𝐧𝐭𝐫𝐨𝐥𝐥𝐞𝐫 𝐈𝐬𝐬𝐮𝐞𝐬
Cause: Misconfigured ingress or SSL/TLS problems.
Solution: Verify ingress configuration and check SSL/TLS certificates.
🔧 Remember, Kubernetes is powerful but can be tricky. Keeping these solutions in mind can save you time and headaches.
💡 Have you encountered these issues? How did you resolve them? Share your experiences below!
#Kubernetes hashtag#DevOps hashtag#CloudComputing hashtag#Troubleshooting hashtag#TechTips
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در تاریخ 1402/09/23 منتشر شده
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