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Recovery Mode
Error the database system is in recovery mode Sit Env Host: 192.168.80.9 psql -h apple-pgsql...
openGauss
Official skopeo copy \ --all \ docker://opengauss/opengauss:5.0.0 \ docker://registry.exam...
Common SQL
Get Process Start Time SELECT pg_postmaster_start_time(); Show Config File SHOW config_file; ...
Kylin OOM
解决Kylin V10 下 MySQL 容器内存占用异常的问题，参考文档https://zhuanlan.zhihu.com/p/679582049?utm_medium=social&utm_...
Deadlock
mysql 5.7 查看事务的阻塞关系 SELECT r.trx_id waiting_trx_id, r.trx_mysql_thread_id waiting_thre...
Object Storage Service
OSS 的全称是 Object Storage Service，中文为对象存储服务。 它是一种基于对象（Object）而不是传统文件系统（File）或块存储（Block）的存储方式， 主要用于海...
Metrics
MinIO 自身通过 HTTP 提供指标，不需要额外安装 exporter。默认 metrics 地址： http://<minio-host>:9000/minio/v2/metrics/c...
Shard Recovery
Check State curl http://localhost:9200/_cluster/health?pretty { "cluster_name" : "elasticsear...
Disk Usage
Errors [TOO_MANY_REQUESTS/12/disk usage exceeded flood-stage watermark, index has read-only-allo...
Cluster Not Ready
You said: Warning Unhealthy 33s (x6045 over 14h) kubelet Readiness probe failed: Waiting for...