issue: #36621#39417
1. Adjust the server-side cache size.
2. Add source information for configurations.
3. Add node ID for compaction and indexing tasks.
4. Resolve localhost access issues to fix health check failures for
etcd.
Signed-off-by: jaime <yun.zhang@zilliz.com>
See also #33785
When config item is not present in paramtable, CAS fails due to
GetConfig returns error.
This PR make this returned err instance of ErrKeyNotFound and check
error type in \`CASCachedValue\` methods.
Signed-off-by: Congqi Xia <congqi.xia@zilliz.com>