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大带宽测试会出现问题 #27

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taojishou opened this issue Dec 9, 2022 · 3 comments
Open

大带宽测试会出现问题 #27

taojishou opened this issue Dec 9, 2022 · 3 comments

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@taojishou
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taojishou commented Dec 9, 2022

image
image
跑一会会从20多g一下子掉到几百m,然后出现俩个kangle进程 应该是守护进程吧 主程序挂了?

@keengo99
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什么版本?
然后,开启kangle之前,先运行ulimit -c unlimited打开core dump。
再出这样的问题就有coredump文件了,可以分析哪里出了问题!

@1265578519
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从图上的time时间来看,没有出现崩溃运行时间归零,可以在出现的时间点立即做一份gdb进程快照

参考
https://bbs.itzmx.com/thread-85930-1-1.html

@taojishou
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taojishou commented Dec 12, 2022

ulimit -c unlimited过 确实没出现崩溃运行时间归零, gdb进程快照不太好捕捉,这个问题出现是一瞬间。
出现的时候流量一下子从20多g直接归零然后瞬间拉到了七八十g

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