# Maru tool - Temporal workflows with java-sdk

**URL:** <https://community.temporal.io/t/maru-tool-temporal-workflows-with-java-sdk/3640>\
**Category:** Community Support\
**Tags:** java-sdk\
**Created:** [December 21, 2021, 2:20pm UTC](https://community.temporal.io/t/maru-tool-temporal-workflows-with-java-sdk/3640 "2021-12-21T14:20:13Z")\
**Posts on this page:** 4\
**Page:** 1

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**Author:** ![poojabhutada](https://sea2.discourse-cdn.com/flex016/user_avatar/community.temporal.io/poojabhutada/32/3372_2.png) [@poojabhutada](https://community.temporal.io/u/poojabhutada)\
**Post date:** [December 21, 2021, 2:20pm UTC](https://community.temporal.io/t/maru-tool-temporal-workflows-with-java-sdk/3640/1 "2021-12-21T14:20:13Z")

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Hello,

Can someone please guide on how can Maru tool be used to test Temporal workflows written using java-sdk.

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**Author:** ![maxim](https://sea2.discourse-cdn.com/flex016/user_avatar/community.temporal.io/maxim/32/8_2.png) [@maxim](https://community.temporal.io/u/maxim)\
**Post date:** [December 21, 2021, 4:24pm UTC](https://community.temporal.io/t/maru-tool-temporal-workflows-with-java-sdk/3640/2 "2021-12-21T16:24:50Z")

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Maru is used to load test the service. It is written in Go and is not intended for testing SDKs in other languages.

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**Author:** ![poojabhutada](https://sea2.discourse-cdn.com/flex016/user_avatar/community.temporal.io/poojabhutada/32/3372_2.png) [@poojabhutada](https://community.temporal.io/u/poojabhutada)\
**Post date:** [December 21, 2021, 4:38pm UTC](https://community.temporal.io/t/maru-tool-temporal-workflows-with-java-sdk/3640/3 "2021-12-21T16:38:06Z")

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@Maxim Thanks for the response. Any suggestions about how load testing can be done for Java based temporal workflows?

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<div class="post-metadata">

**Author:** ![maxim](https://sea2.discourse-cdn.com/flex016/user_avatar/community.temporal.io/maxim/32/8_2.png) [@maxim](https://community.temporal.io/u/maxim)\
**Post date:** [December 21, 2021, 4:56pm UTC](https://community.temporal.io/t/maru-tool-temporal-workflows-with-java-sdk/3640/4 "2021-12-21T16:56:42Z")

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At this point you’ll have to implement or prototype your use case.