Symptoms:
2020-11-10T09:29:00+00:00 CNSV####NXE01-0 routing: [daemon.debug] DEV 0x0303-86 (0000): Packet received by socket (protocol = 0X00000059) 2020-11-10T09:29:00+00:00 CNSV####NXE01-0 bfd[]: [NSIPROD]: [daemon.err] ovs|00007|bfd_io|ERR|socket send failed: No buffer space available 2020-11-10T09:29:00+00:00 CNSV####NXE01-0 routing: [daemon.err] PROBLEM 0x0303-46 (0000): Socket write error. 2020-11-10T09:29:00+00:00 CNSV####NXE01-0 routing: [daemon.err] PROBLEM 0x0303-46 (0000): Socket write error. 2020-11-10T09:29:00+00:00 CNSV####NXE01-0 routing: [daemon.err] PROBLEM 0x0303-46 (0000): Socket write error. 2020-11-10T09:29:00+00:00 CNSV####NXE01-0 routing: [daemon.err] PROBLEM 0x0303-46 (0000): Socket write error. 2020-11-10T09:29:00+00:00 CNSV####NXE01-0 routing: [daemon.err] EXCEPTION 0x3e02-22 (0000): OSPF 1 NM ignored a reported socket error with code 1. 2020-11-10T09:29:00+00:00 CNSV####NXE01-0 routing: [daemon.err] EXCEPTION 0x3e02-22 (0000): OSPF 1 NM ignored a reported socket error with code 1.
This issue is resolved in VMware NSX for vSphere 6.4.11, available at Broadcom Support Portal.
Workaround: