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[BUG] WASM插件获取HTTP Payload缺失问题 #11441

@polluxxing

Description

@polluxxing

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  • I had searched in the issues and found no similar feature requirement.

DeepFlow Component

Agent

What you expected to happen

当HTTP的请求和响应payload较大时,会出现payload被截断的问题,尝试调整payload_truncation和max_capture_packet_size参数到最大值后,Wasm插件逻辑恢复正常。再次加大一倍request body(payload大小未超过参数值),此时Wasm插件再次异常,无法获取完整的payload,因此通过修改参数,并不能完美解决。我注意到 #7374 提出过类似的问题,但没有看到明确的答案,因此我有以下问题需要解答,谢谢!
1、请问目前是否可以解决以及如何解决
2、如果目前无法解决,请问后续是否有计划解决该问题
3、如果目前无法解决,请问目前是否有解决该问题的思路

How to reproduce

Image Image Image Image Image

DeepFlow version

Name: deepflow-server community edition
Branch: v6.6
CommitID: 1c966b7
RevCount: 12245
Compiler: go version go1.24.13 linux/amd64
CompileTime: 2026-02-28 03:06:35

DeepFlow agent list

1 131-W2 CHOST_VM 10.1.11.131 52:54:00:16:e6:b2 NORMAL legacy-host v6.6 12234
2 132-W1 CHOST_VM 10.1.11.132 52:54:00:2a:d7:e2 NORMAL legacy-host v6.6 12234

Kubernetes CNI

calico v3.22.1

Operation-System/Kernel version

Kylin Linux Advanced Server V10 (Tercel)
4.19.90-25.35.v2101.ky10.aarch64

Anything else

No response

Are you willing to submit a PR?

  • Yes I am willing to submit a PR!

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