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Xing Pan edited comment on HUDI-269 at 9/25/19 1:05 AM: -------------------------------------------------------- [~vbalaji] [~vinoth] I just did some simple test on these configs. basically in my scenario, we will get cdc data from a slow change table and sync cdc from kafka to hudi dataset. and as plot in the graph above, throttle DeltaStreamer sync runs will significantly decrease get request per min. but *embed timeline server* and *incr timeline sync* didn't help reduce requests count too much. was (Author: xingxpan): [~vbalaji] [~vinoth] I just did some simple test on these configs. basically in my scenario, we will get cdc data from a slow change table and sync cdc from kafka to hudi dataset. and as plot in the graph above, throttle DeltaStreamer sync runs will significantly decrease get request per min. but `embed timeline server` and `incr timeline sync` didn't help reduce requests count too much. > Provide ability to throttle DeltaStreamer sync runs > --------------------------------------------------- > > Key: HUDI-269 > URL: https://issues.apache.org/jira/browse/HUDI-269 > Project: Apache Hudi (incubating) > Issue Type: Improvement > Components: deltastreamer > Reporter: BALAJI VARADARAJAN > Assignee: Xing Pan > Priority: Major > Labels: pull-request-available > Fix For: 0.5.0 > > Attachments: image-2019-09-25-08-51-19-686.png > > Time Spent: 10m > Remaining Estimate: 0h > > Copied from [https://github.com/apache/incubator-hudi/issues/922] > In some scenario in our cluster, we may want delta streamer to slow down a > bit. > so it's nice to have a parameter to control the min sync interval of each > sync in continuous mode. > this param is default to 0, so this should not affect current logic. > minor pr: [#921|https://github.com/apache/incubator-hudi/pull/921] > the main reason we want to slow it down is that aws s3 is charged by s3 > get/put/list requests. we don't want to pay for too many requests for a > really slow change table. -- This message was sent by Atlassian Jira (v8.3.4#803005)