[Bug] Off-heap memory grows

[dingshun3016]

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Describe the bug

Off-heap memory growth with latest version of code
rss.rpc.server.type GRPC
MAX_DIRECT_MEMORY_SIZE = 70G

Affects Version(s)

master

Uniffle Server Log Output

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Uniffle Engine Log Output

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Uniffle Server Configurations

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Uniffle Engine Configurations

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Additional context

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Are you willing to submit PR?

• Yes I am willing to submit a PR!

[dingshun3016]

When I set MAX_DIRECT_MEMORY_SIZE=30G, jvm_buffer_pool_used_bytes{pool="direct"} can reach 30G

[dingshun3016]

Do you have any ideas about this issue? @zuston

[rickyma]

Maybe you can try the latest version, it might have something to do with GRPC internally.

[rickyma]

You can try GRPC_NETTY. Closed due to #1651.