SQL - Data Source
What should I do when I see slow search performance or slow indexing performance in Elasticsearch?
If we talk about performance problems, we can think of the following use cases from the end-user perspective. Search Performance is slow, i.e you execute a search from Kibana and the response is slow or times out. Indexing Performance is slow. i.e ...
Can we restore an archived index and close it and then again archive it?
Question: I want to understand that can we restore an archived index and then close it and archive it again after using the information required? For example: We are keeping the data open for last 2 days for an index and archiving the older data than ...
How do we find the disk usage for each ES Node in a cluster
Question: Is there a command that provides the disk usage by ES for each node in a cluster? Also, how much is actual data size because we may be replicating it for High Availability? Answer: Run below command from any of the analyzer where ...
How do I stop ES replication in my setup?
Question: ES is be default to replicate data being received for high availability. Though this makes sure that we have all the data available even if one of the analyser node goes down but it also slows down the overall indexing. In some places, we ...
Elasitcsearch : Cluster health showing red and unassigned shards.
Question: When we check cluster health it shows red and unassigned shards. This causes indexing of new document failure we can perform read operation. Answer: This issue occurs when shards get unassigned from elasticsearch cluster node. ...
Logbeat started reading very much old files as well when mount point is placed
Question: In RBL, for a given case, the mount point got removed where logs are updating. Now when mount point is placed logbeat started reading very much old files as well. How can we exclude old files? Answer: ignore_older argument is available in ...
Issue with analyser logstash
Question: In intellect analyser logstash is in excited state. Even after restarting the service it’s again going into excited state. There is no space issue also . Data has stopped coming from last night 11:00pm. Following errors seen in logstash ...
Increased Analyzer CPU consumption and No data
Question: In hitachi the Analyzer cpu consumption is increased upto 98% and No data from past 1 hr. The CPU consumption is as follows: How to resolve this issue? Answer: This issue got resolved after restarting logstash in both shipper & Analyzer. ...