Suricata

During startup, the command suricata -c /etc/suricata/suricata.yaml --af-packet can be observed:
[15819] 7/4/2020 - 08.17.39 - (source-af-packet.c: 1426) <Warning> (AFPsynchronizeStart) - [ERRCODE: SC_ERR_AFP_READ (191)] poll failed with retval -1
How critical is this? Does this require a decision on my part?
How critical are the other errors in the screenshot?

Kernel 4.19.114 (own assembly).
OS: Ubuntu 18.04
Suricata: 4.1.7 (compiled from the last commit on 04/07/20)

Part of the config:

1. Linux high speed capture support
   af-packet:
   - interface: ens1f0
   threads: 24
   defrag: yes
   cluster-type: cluster_ebpf
   ebpf-lb-file: /etc/suricata/ebpf/lb.bpf
   cluster-id: 98
   copy-mode: ips
   copy-iface: ens1f1
   buffer-size: 64535
   use-mmap: yes
   ring-size: 100000
   - interface: ens1f1
   threads: 24
   cluster-id: 97
   defrag: yes
   cluster-type: cluster_ebpf
   ebpf-lb-file: /etc/suricata/ebpf/lb.bpf
   copy-mode: ips
   copy-iface: ens1f0
   buffer-size: 64535
   ring-size: 100000
   use-mmap: yes