2025-09-14 21:52:36 +00:00
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# 福建项目故障排查:功能端丢包问题
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| ID | Creation Date | Assignee | Status |
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|----|----------------|----------|--------|
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| OMPUB-356 | 2022-02-11T09:39:18.000+0800 | 刘学利 | 已关闭 |
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---
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功能端丢包现象:
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1、联通5G带着GTP头(IPv6)出现丢包现象,无策略、小流量情况下都丢,剥离GTP头后不丢包
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*1已解决*
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2、同一机房两台功能端一台丢一台不丢;偶尔重启sapp可以恢复。
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3、开启App Sketch插件后,功能端表现出负载过大,开始丢包
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*1已解决***liuxueli** commented on *2022-03-08T14:18:24.195+0800*:
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* 问题1:调整驱动分流模式,由distmode=4改成distmode=2,驱动分流模式包含5种方式:
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** 0:软件二元组哈希分流
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** 1:软件四元组哈希分流
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** 2:软件二元组哈希分流(解析到隧道内层,即内层二元组分流)
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** 3:软件四元组哈希分流(解析到隧道内层,即内层四元组分流)
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** 4:使用硬件计算结果分流
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---
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**zhangzhihan** commented on *2022-03-08T14:21:15.433+0800*:
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问题1已解决,问题2待更新到2201版本后再观察
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---
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**zhengchao** commented on *2022-03-08T23:38:03.267+0800*:
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关于开启App Sketch后丢包,定位下是流量、App特征还是代码实现的问题。 [~liuxueli]
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---
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**liuxueli** commented on *2022-03-09T17:53:37.538+0800*:
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* 问题3已修复,详情参见:TSG-9911
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---
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**zhangzhihan** commented on *2022-03-09T17:54:50.147+0800*:
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问题3 目前更新了几台功能端的app_sketch_local插件,观察一段时间无丢包现象。
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---
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**zhangzhihan** commented on *2022-03-13T17:40:46.729+0800*:
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问题1:功能端更新到22.01版本后,monit_stream开始出现丢包,monit_device不丢,目前驱动的分流模式已经改成distmode=2,查看sapp cpu占用,个别核会跑到100% [~liuxueli]
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---
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**liuxueli** commented on *2022-03-14T09:48:48.720+0800*:
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* 问题1:2022/03/14上午查看,25.3/4设备原始流量1.5Gbps,CPU使用3000%(共5200%),未发现丢包的现象。
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* 下午出现丢包现象:参见{*}TSG-9956{*}
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---
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2025-09-14 22:26:17 +00:00
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# Attachments
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2025-09-14 21:52:36 +00:00
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2025-09-14 22:26:17 +00:00
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Attachment: image-2022-03-14-18-09-18-233.png
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2025-09-14 22:27:11 +00:00
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2025-09-14 22:26:17 +00:00
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2025-09-14 21:52:36 +00:00
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2025-09-14 22:26:17 +00:00
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Attachment: screenshot-1.png
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2025-09-14 22:27:11 +00:00
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2025-09-14 22:26:17 +00:00
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2025-09-14 21:52:36 +00:00
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