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Coordinate node memory checking during accumulating shard result response - ElasticSearch - [issue]
...About this PRCurrently we don't have circuit breaker checking on coordinate node. There are two main memory consumption parts on coordinate node:Accumulating shard results from other data no...
https://github.com/elastic/elasticsearch/pull/47806    Author: howardhuanghua , 2019-11-14, 12:42
Bucket aggregation circuit breaker optimization. - ElasticSearch - [issue]
...Bucket aggregation will consume a lot of memory on coordinate node if it has a huge number of resulting buckets. search.max_buckets setting could limit maximum number of buckets allowed in a...
https://github.com/elastic/elasticsearch/pull/46751    Author: howardhuanghua , 2019-11-12, 07:26
Cancel recoveries even if all shards assigned - ElasticSearch - [issue]
...IssueSometimes we need to perform rolling restart for some static configurations to take effect, or rolling restart to upgrade whole cluster. We have tested one of the cluster that has 6 nod...
https://github.com/elastic/elasticsearch/pull/46520    Author: howardhuanghua , 2019-10-29, 00:45
Optimize composite aggregation based on index sorting. - ElasticSearch - [issue]
...IssueCurrently composite aggregation could be optimized if the leading source field (the first field in sources) has terms (inverted index) or point values (BKD tree). However, some restrict...
https://github.com/elastic/elasticsearch/pull/48130    Author: howardhuanghua , 2019-10-23, 08:28
Add single request circuit breaker. - ElasticSearch - [issue]
...Currently we have request circuit breaker, but all the query requests would share this memory limit pool, then requests would be impacted with each other.This PR introduced a single request ...
https://github.com/elastic/elasticsearch/pull/46962    Author: howardhuanghua , 2019-10-16, 20:28
Optimize composite aggregation based on index sorting. - ElasticSearch - [pullrequest]
...IssueCurrently composite aggregation could be optimized if the leading source field (the first field in sources) has terms (inverted index) or point values (BKD tree). However, some restrict...
https://github.com/elastic/elasticsearch/pull/48130    Author: howardhuanghua , 2019-10-16, 13:41
coordinate node memory checking during accumulating shard result response - ElasticSearch - [pullrequest]
...About this PRCurrently we don't have circuit breaker checking on coordinate node. There are two main memory consumption parts on coordinate node:Accumulating shard results from other data no...
https://github.com/elastic/elasticsearch/pull/47806    Author: howardhuanghua , 2019-10-09, 15:15
Add single request circuit breaker. - ElasticSearch - [pullrequest]
...Currently we have request circuit breaker, but all the query requests would share this memory limit pool, then requests would be impacted with each other.This PR introduced a single request ...
https://github.com/elastic/elasticsearch/pull/46962    Author: howardhuanghua , 2019-09-23, 08:03
Bucket aggregation circuit breaker optimization. - ElasticSearch - [pullrequest]
...Bucket aggregation will consume a lot of memory on coordinate node if it has a huge number of resulting buckets. search.max_buckets setting could limit maximum number of buckets allowed in a...
https://github.com/elastic/elasticsearch/pull/46751    Author: howardhuanghua , 2019-09-16, 15:08
Optimize rolling restart efficiency. - ElasticSearch - [pullrequest]
...Sometimes we need to perform rolling restart for some static configurations to take effect, or rolling restart to upgrade whole cluster. We have tested one of the cluster that has 6 nodes, t...
https://github.com/elastic/elasticsearch/pull/46520    Author: howardhuanghua , 2019-09-10, 08:31