CAS host connection fail
2025-06-26 14:54:41
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Problem Description
Host connection fail
Process Analysis
1. Check network: IP can be pinged when a fault is detected.
2. Observe logs:
The OOM-Killer (Out Of Memory Killer) was triggered, so check if the disk space is normal and if the host resource usage is normal:
2.1 df -Th Check if disk utilization reaches 100%;
2.2 free -g Check if the CVM host resource usage is normal, and whether there are insufficient processor or memory resources.
3. Check cgroup values:The cgroup limit is set so that the total memory of the process cannot exceed 10G, and it will be killed if exceeded.
Solution
After modifying to 125G, recovery was achieved
