Hi Ying, On Mon, May 11, 2020 at 8:52 PM Ying Xue <[email protected]> wrote:
> Please validate whether it appears with the latest kernel. > > If you cannot, please provide more detailed info: > > 1. Capture TIPC packets with tcpdump tool; > Attached > 2. Provide dmesg log, but be sure each line of demeg logs should be prefixed by timestamps. > Attached > 3. Print timestamp as well when you receive TIPC_WITHDRAW on user land. > Test scenario: 1. Setting up 2 nodes for the cluster, and getting them up 2. Reboot node 1 at 11:12:20. At node 2: until 11:12:30 (after 10s) the WITHDRAW (death) event came: Wed May 13 11:12:30.339 2020 [clTipcNotification.c:395] (scI1.1040 : AMF.TIPC.NOTIF.01502 : INFO) Got node [death] notification (2) for node [1] I'm testing on the latest Ubuntu release (20.04 64 bits , kernel 5.4.0-29-generic) Thanks. > > On 5/8/20 11:01 AM, Hung Ta wrote: > > Hi TIPC experts, > > > > I'm using the TIPC library in my project which needs to be aware of a > node > > leaves the cluster. > > > > So, I use socket type AF_TIPC and SOCK_SEQPACKET and connect it > > to TIPC_TOP_SRV. > > > > I tried to get several nodes up and then make one of them leave and then > I > > can see the event TIPC_WITHDRAW seen, but the issue is it comes very > late, > > in particular, it comes about 10 seconds late after a node left the > > cluster. > > I'm using Ubuntu 16.04, kernel 4.4.0-87-generic. > > The same issue also occurs in Ubuntu 14.04. > > > > Why is it too late? > > Appreciate your help. > > > > Thanks and regards, > > Hung > > > > _______________________________________________ > > tipc-discussion mailing list > > [email protected] > > https://lists.sourceforge.net/lists/listinfo/tipc-discussion > > > _______________________________________________ tipc-discussion mailing list [email protected] https://lists.sourceforge.net/lists/listinfo/tipc-discussion
