Are these logs matching the time of your testing?
[Aug 7 03:08:19]KMD_INTERNAL_ERROR: kmd_show_sa_tunnel_info: 1294: sending show info for SA: INSTANCE-IPSEC-VPN_0004_0010_0000
[Aug 7 03:15:22]KMD_INTERNAL_ERROR: kmd_show_sa_tunnel_info: 1294: sending show info for SA: INSTANCE-IPSEC-VPN_0004_0010_0000
Regards,
Anand