* [Feature] Officially support ElasticSearch 7 as backend storage
* Extract bootstrap module to be shared by multiple starters
* Add missing configuration file and distinguish different version in test
* Update known-oap-backend-dependencies-es7.txt
Update the dependency lib
* Fix missing adaptation to ElasticSearch 7
* Rename ElasticSearch 7 specific class with Es7 infix
* Fix miss-adapted ElasticSearch DAO API
* Add ES7 specific configuration and polish documentations
* Polish documentations
* Polish documentations
* Is it a typo or not?
* delete datasource-settings.properties
* handle 'metadataQueryMaxSize'
* delete DynamicModuleConfig.java
* modify mysql config
* parsing yaml to support the configuration for multiple properties
* delete datasource-settings.properties
* modify doc
* add properties for docker-entrypoint.sh
* add testLoadConfig()
* Provide Consul dynamic configuration center implementation
* Add more unit tests
* Fix unit test
* Add more unit tests and remove unused file
* Remove redundant doc
* Modify the thread pool of grpc server.
* add license header
* make param confingable
* Add sharing and Jaeger config.
* Remove grpc thread config from yml
* The new feature of Elasticsearch storage with the time series implementation.
* Time bucket util improve.
* Fixed some Gramma error.
* Update ttl.md
Polish English a little.
* Update ttl.md
Add more explicit description of TTL
* Update ttl.md
* Update StorageModuleElasticsearchConfig.java
Set otherMetricsDataTTL = 0 as default, make user more clear.
* Rename the timeSeriesAble to capableOfTimeSeries
* Fixed a test case failure.
* Integration test for elastic search client.
* Just test verify command.
* CI command order change.
* Remove maven clean.
* no message
* Create Jenkinsfile to try the apache build for our CI.
* Added elasticsearch warehouse certification support
* Add the elasticsearch service for Http Basic instructions
* Update backend-storage.md
Change document.
* Try adjustment.
* Remove heartbeat.
* Make heartbeat back to work. And default threadpool size more sense.
* Make L2 to less than before.
* Make instance heartbeat works.
* Try L1 aggregation thread = core * 2 * 2.
* 1. Sleep 500 milliseconds after a batch re-call finish.
2. Re-create register lock index when the system property named debug is setting.
3. Get the register inventory before lock to avoid increment the sequence but not use.
4. Return the exchange flag after all the references and spans in one segment parsed to reduce the number of segment parse.
5. Put the not exchanged segment into a collection then try to exchange no more than 10 times because of the exchange is asynchronous.
6. Cache the segment object to avoid repeated deserialization.
#2185
* #2185
1. Sleep 500 milliseconds after a batch re-call finish.
2. Re-create register lock index when the system property named debug is setting.
3. Get the register inventory before lock to avoid increment the sequence but not use.
* Provide consul cluster plugin.
* Change log and application config file.
* Add consul's config item into the docker's application.yml.
* Fixed bug.
* Add consul description into readme.
* Add okhttp component license.
* feat:Active System.env Config In Both Collector And agent.config.
1、moving related codes into apm-util module.
2、update Setting-override.md about how to use.
* resolve docs.
* typo
* finish test case.
* Update README.md