json
DynamoDB transaction multiple operations on same item
DynamoDB.*ValidationException.*Transaction request cannot include multiple operations on one item
Fixes
- 1.Combine multiple operations into a single Update expression
- 2.Split into separate transactions if operations must be distinct
- 3.Use condition expressions to enforce all checks in one operation
dynamodbtransactions
Related Errors
json3 fixes
Elasticsearch index read-only due to disk watermark
elasticsearch.*cluster_block_exception.*index.*read-only.*allow_delete
- •Free disk space on Elasticsearch data nodes
- •Reset read-only flag: PUT /_settings {'index.blocks.read_only_allow_delete': null}
json3 fixes
Logstash pipeline failed to index to Elasticsearch
logstash.*pipeline.*error.*could not index event to Elasticsearch
- •Check Elasticsearch cluster health and disk space
- •Verify mapping conflicts (field type mismatch)
json3 fixes
Kibana cannot connect to Elasticsearch
kibana.*Unable to connect to Elasticsearch.*ECONNREFUSED
- •Verify Elasticsearch is running and healthy
- •Check elasticsearch.hosts in kibana.yml