DPDK: SNAT Stops working after vrouter restart

Bug #1549598 reported by Vinod Nair
12
This bug affects 2 people
Affects Status Importance Assigned to Milestone
Juniper Openstack
Status tracked in Trunk
R3.0
Fix Committed
Critical
Vinod Nair
Trunk
Fix Committed
Critical
Wojciech Zmuda

Bug Description

After restating Vrouter SNAT stops working as Label is not programmed

vif0/3 PMD: tapc10d4a01-fa
            Type:Virtual HWaddr:00:00:5e:00:01:00 IPaddr:0
            Vrf:5 Flags:PL3L2D MTU:9160 Ref:13
            RX port packets:24 errors:0 syscalls:1
            RX queue packets:22 errors:0
            RX queue errors to lcore 0 0 0 0 0 0 0 0 0 0 0 0 0 0
            RX packets:24 bytes:2432 errors:0
            TX packets:18 bytes:1876 errors:0
            TX port packets:8 errors:10 syscalls:8

vif0/4 Ethernet: vethe2b9d118-8
            Type:Virtual HWaddr:00:00:5e:00:01:00 IPaddr:0
            Vrf:1 Flags:PL3L2D MTU:9160 Ref:13
            RX port packets:3 errors:0
            RX queue errors to lcore 0 0 0 0 0 0 0 0 0 0 0 0 0 0
            RX packets:3 bytes:126 errors:0
            TX packets:13 bytes:546 errors:0
            TX queue packets:13 errors:0
            TX port packets:13 errors:0

vif0/5 Ethernet: vethd6c30dc4-d
            Type:Virtual HWaddr:00:00:5e:00:01:00 IPaddr:0
            Vrf:3 Flags:PL3L2D MTU:9160 Ref:13
            RX port packets:4 errors:0
            RX queue errors to lcore 0 0 0 0 0 0 0 0 0 0 0 0 0 0
            RX packets:4 bytes:168 errors:0
            TX packets:22 bytes:1308 errors:0
            TX queue packets:19 errors:0
            TX port packets:22 errors:0

root@cs-scale-2:~# rt --dump 3 | grep 0.0.0.0/8
0.0.0.0/8 0 P - 14 - <<<<<<

root@cs-scale-2:~# nh --get 14
Id:14 Type:Encap Fmly: AF_INET Rid:0 Ref_cnt:6623 Vrf:3
              Flags:Valid, Policy,
              EncapFmly:0806 Oif:5 Len:14
              Encap Data: 02 d6 c3 0d c4 da 00 00 5e 00 01 00 08 00

              Vrf:0 Sip:13.1.0.2 Dip:13.1.0.254

root@cs-scale-2:~# rt --dump 1| grep 0.0.0.0
0.0.0.0/8 0 LP 26 28
root@cs-scale-2:~# nh --get 28
Id:28 Type:Tunnel Fmly: AF_INET Rid:0 Ref_cnt:2792 Vrf:0
              Flags:Valid, MPLSoGRE,
              Oif:0 Len:14 Flags Valid, MPLSoGRE, Data:3c 94 d5 e4 f7 f0 90 e2 ba 50 ae d8 08 00
              Vrf:0 Sip:13.1.0.2 Dip:13.1.0.254

Build 2717 kilo

Tags: dpdk
Vinod Nair (vinodnair)
description: updated
tags: removed: blocker
Revision history for this message
Jeba Paulaiyan (jebap) wrote :

Vinod will retest

information type: Proprietary → Public
Revision history for this message
Vinod Nair (vinodnair) wrote :

Verified in 3.02.41, the issue is not seen

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