Hi Son,
Another scenario does not work, e.g, swap OpenSAF SI (2N) b/w step 2 and 3.
I think the current issue is the one of split-brain use case and solution could
be considered is to reboot the PL.
B.R/Thang
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** [tickets:#3323] imm: PL sync failed after reconnected with SC**
**Status:** review
**Milestone:** 5.23.03
**Created:** Wed Oct 05, 2022 09:37 AM UTC by Son Tran Ngoc
**Last Updated:** Mon Nov 21, 2022 10:56 AM UTC
**Owner:** Son Tran Ngoc
Active SC1 and PL4 lost connect suddenly ( may be due to the environment
reason),they re-established contact but PL4 sync failed due to PL4 did not
update active SC1 information and discard message from IMMD SC1
PL4 sync failed log
2022-09-22 04:07:05.230 DEBUG: Syncing node PL-4 (timeout=120)
2022-09-22 04:08:06.325 WARNING: waiting more than 60 sec for node PL-4 to sync
PL4 discard message from SC1 log
2022-09-22 04:07:08.406 PL-4 osafimmnd[354]: WA DISCARD message from IMMD 2010f
as ACT:0 SBY:2020f
2022-09-22 04:07:09.013 PL-4 osafimmnd[354]: message repeated 243 times: [ WA
DISCARD message from IMMD 2010f as ACT:0 SBY:2020f]
step to reproduce.
1.start SCs, PLs.
2.Block traffic SC1 and PL4 ( make sure block traffic after IMM State :
IMM_SERVER_SYNC_PENDING --> IMM_SERVER_SYNC_CLIENT ).
3.Unblock traffic SC1 and PL4.
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