Job for ipvsadm.service failed because the control process exited with error code.

1、启动ipvsadm 服务报错如下：

Job for ipvsadm.service failed because the control process exited with error code.
See "systemctl status ipvsadm.service" and "journalctl -xe" for details.

2、通过状态查询，发现缺少 /etc/sysconfig/ipvsadm

systemctl status ipvsadm
● ipvsadm.service - Initialise the Linux Virtual Server
   Loaded: loaded (/usr/lib/systemd/system/ipvsadm.service; disabled; vendor preset: disabled)
   Active: failed (Result: exit-code) since Mon 2021-05-17 04:26:17 EDT; 10s ago
  Process: 1806 ExecStart=/bin/bash -c exec /sbin/ipvsadm-restore < /etc/sysconfig/ipvsadm (code=exited, status=1/F>
 Main PID: 1806 (code=exited, status=1/FAILURE)

May 17 04:26:17 localhost.localdomain systemd[1]: Starting Initialise the Linux Virtual Server...
May 17 04:26:17 localhost.localdomain bash[1806]: /bin/bash: /etc/sysconfig/ipvsadm: No such file or directory
May 17 04:26:17 localhost.localdomain systemd[1]: ipvsadm.service: Main process exited, code=exited, status=1/FAILU>
May 17 04:26:17 localhost.localdomain systemd[1]: ipvsadm.service: Failed with result 'exit-code'.
May 17 04:26:17 localhost.localdomain systemd[1]: Failed to start Initialise the Linux Virtual Server.

3、执行以下命令

ipvsadm --save > /etc/sysconfig/ipvsadm

4、重启服务即可

systemctl restart ipvsadm.service