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sonic-net / sonic-buildimage

Scripts which perform an installable binary image build for SONiC
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the portchannel can‘t forward traffic when one of the member interfaces is down #3026

Open tim-rj opened 5 years ago

tim-rj commented 5 years ago

Description 图片 图片 config portchannel100 and have 3 member interface 。shutdown one of the member interface then can't Ping the portchannel ip address

Steps to reproduce the issue:

  1. config portchannel100 and config 3 member interfaces，
  2. shutdown one of 3 member interfaces， eg. Ethernet10
  3. ping portchannel100 not work

Describe the results you received: the portchannel can‘t forward traffic when one of the member interfaces is down

Describe the results you expected: the portchannel can forward traffic when the member interfaces is not all down

Additional information you deem important (e.g. issue happens only occasionally):

**Output of `show version`:**

```
    root@switch2:/home/admin# show version
SONiC Software Version: SONiC.201803_rj.0-e08585c-20181112.173104
Distribution: Debian 8.11
Kernel: 3.16.0-5-amd64
Build commit: e08585c
Build date: Mon Nov 12 17:34:28 UTC 2018
Built by: ngcf@ubuntu01

Docker images:
REPOSITORY TAG IMAGE ID SIZE
docker-orchagent-brcm 201803_rj.0-e08585c-20181112.173104 0433c86e8236 364.6 MB
docker-orchagent-brcm latest 0433c86e8236 364.6 MB
docker-teamd 201803_rj.0-e08585c-20181112.173104 ed519ebb0fd1 355.9 MB
docker-teamd latest ed519ebb0fd1 355.9 MB
docker-fpm-frr 201803_rj.0-e08585c-20181112.173104 61062f47599b 360.8 MB
docker-fpm-frr latest 61062f47599b 360.8 MB
docker-syncd-brcm 201803_rj.0-e08585c-20181112.173104 17d79df514be 986.3 MB
docker-syncd-brcm latest 17d79df514be 986.3 MB
docker-lldp-sv2 201803_rj.0-e08585c-20181112.173104 568c8e9e8a38 365.3 MB
docker-lldp-sv2 latest 568c8e9e8a38 365.3 MB
docker-snmp-sv2 201803_rj.0-e08585c-20181112.173104 c33aa2ec4024 387.9 MB
docker-snmp-sv2 latest c33aa2ec4024 387.9 MB
docker-dhcp-relay 201803_rj.0-e08585c-20181112.173104 12c248ab9d8a 350.1 MB
docker-dhcp-relay latest 12c248ab9d8a 350.1 MB
docker-database 201803_rj.0-e08585c-20181112.173104 adc4ea49461d 350.6 MB
docker-database latest adc4ea49461d 350.6 MB
docker-platform-monitor 201803_rj.0-e08585c-20181112.173104 0dcef9a1dba4 367.1 MB
docker-platform-monitor latest 0dcef9a1dba4 367.1 MB
docker-router-advertiser 201803_rj.0-e08585c-20181112.173104 fb44da76b084 348.2 MB
docker-router-advertiser latest fb44da76b084 348.2 MB

GIT version:
MODULE BRANCH COMMIT_ID VERSION
sonic-swss-common 201803_rj 60a0a29dd09a
sonic-kernel 201803_rj 6cfcef24f4e0
sonic-sairedis 201803_rj c57b29a053e2
sonic-swss 201803_rj 3791b9405874
sonic-quagga 201803_rj b497e090787c
sonic-dbsync 201803_rj 1d0b2165e097
sonic-py-swsssdk 201803_rj ca540c9c51e2
sonic-snmpagent 201803_rj 12bc0e0c9843
sonic-ptf 201803_rj aac6efd0a78b
sonic-utilities 201803_rj d3bbeec71330
sonic-platform-common 201803_rj 0a6094670d0c
sonic-platform-daemons 201803_rj 31c007e260ba
sonic-frr 201803_rj 26473f4b87c5
sonic-platform-modules-ruijie master 6a72c5a09299
sonic-sai 201803_rj c7c198d7d2cb
sonic-ptf-sairedis 201803_rj aac6efd0a78b
sonic-saithrift-ctypesgen 201803_rj 3d2d98033395
sonic-googletest 201803_rj ec44c6c1675c
sonic-brcm-sai brcm-sai-GA ad131e7a1157
sonic-initramfs-tools 201803_rj 8ec9eca084bf
sonic-libteam master 8c1cea00a219 v1.26
sonic-libteam-debian master da006f226c53 da006f2
sonic-supervisor master a0357ede160b
sonic-isc-dhcp master 2d3e64765d60
sonic-lldpd master 8dbb60788136
sonic-libnl3 master b77c0e49cb64 b77c0e49c
sonic-pam_tacplus master 8dddbec2940f v1.4.1
sonic-libnss-tacplus master 19008ab68d9d 19008ab

SDK version:
||/ Name Version Architecture Description
+++-==============================-============-============-==========================================================
ii libopennsl 3.5.0.4 amd64 shared library for broadcom opennsl sdk
ii libopennsl-dev 3.5.0.4 amd64 development library for broadcom opennsl sdk
ii libsaibcm 3.2.1.1 amd64 Switch Abstraction Interface sdk based on Broadcom opennsl
ii opennsl-modules-3.16.0-5-amd64 3.5.0.4 amd64 kernel modules for broadcom opennsl sdk
```

**Attach debug file `sudo generate_dump`:**

```
(paste your output here)
```
madhukar-kamarapu commented 5 years ago
  1. Can you share the output of teamshow?
  2. Did you debug if the ICMP request is coming to the port-channel members that are Up (tcpdump on the 2 interfaces would help)?