# Error 29 Too Many Requests and circuit breaking exception

**URL:** <https://discuss.elastic.co/t/error-29-too-many-requests-and-circuit-breaking-exception/216732>\
**Category:** Elasticsearch\
**Created:** [January 27, 2020, 10:30pm UTC](https://discuss.elastic.co/t/error-29-too-many-requests-and-circuit-breaking-exception/216732 "2020-01-27T22:30:05Z")\
**Posts on this page:** 1\
**Showing post:** 3

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**Author:** ![HenningAndersen](https://sea2.discourse-cdn.com/elastic/user_avatar/discuss.elastic.co/henningandersen/32/48188_2.png) [@HenningAndersen](https://discuss.elastic.co/u/HenningAndersen)\
**Post date:** [March 4, 2020, 11:50am UTC](https://discuss.elastic.co/t/error-29-too-many-requests-and-circuit-breaking-exception/216732/3 "2020-03-04T11:50:06Z")

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Hi @jbalaguero,

I notice that you use zing JVM. You might be interested in this post here:

> [@CircuitBreakingException: \[parent\] Data too large IN ES 7.x](https://discuss.elastic.co/t/circuitbreakingexception-parent-data-too-large-in-es-7-x/192801/19):
>
> Just to update, we solved the issue of Azul Zing JDK with -XX:GPGCTargetPeakHeapOccupancyPercent=95 Our jvm.conf right now: -Dio.netty.noKeySetOptimization=true -Dio.netty.noUnsafe=true -Dio.netty.recycler.maxCapacityPerThread=0 -Djava.awt.headless=true -Djna.nosys=true -Dlog4j.shutdownHookEnabled=false -Dlog4j2.disable.jmx=true -XX:+AlwaysPreTouch -XX:+HeapDumpOnOutOfMemoryError -XX:-OmitStackTraceInFastThrow -XX:GPGCTargetPeakHeapOccupancyPercent=95 -Xloggc:/var/log/elasticsearch/dba/gc.log …

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