备库rac启动时，集群日志出现CRS-2765告警是为什么

问题描述：先启动备库rac时，集群日志出现CRS-2765告警，无法打开集群备库。

2022-11-28 09:19:26.806:

[crsd(2605)]CRS-2765:Resource ‘ora.net1.network’ has failed on server ‘hisdb4’.

2022-11-28 09:19:26.877:

[crsd(2605)]CRS-2878:Failed to restart resource ‘ora.net1.network’

2022-11-28 09:19:26.877:

[crsd(2605)]CRS-2769:Unable to failover resource ‘ora.net1.network’.

2022-11-28 09:19:27.886:

[crsd(2605)]CRS-2765:Resource ‘ora.net1.network’ has failed on server ‘hisdb3’.

2022-11-28 09:19:28.066:

[crsd(2605)]CRS-2878:Failed to restart resource ‘ora.net1.network’

2022-11-28 09:19:28.066:

[crsd(2605)]CRS-2769:Unable to failover resource ‘ora.net1.network’.

2022-11-28 09:19:33.697:

[crsd(2605)]CRS-2765:Resource ‘ora.hisdb3.vip’ has failed on server ‘hisdb3’.

2022-11-28 09:19:33.697:

[crsd(2605)]CRS-2771:Maximum restart attempts reached for resource ‘ora.hisdb3.vip’; will not restart.

2022-11-28 09:19:34.136:

[crsd(2605)]CRS-2765:Resource ‘ora.hisdb4.vip’ has failed on server ‘hisdb4’.

2022-11-28 09:19:34.136:

[crsd(2605)]CRS-2771:Maximum restart attempts reached for resource ‘ora.hisdb4.vip’; will not restart.

2022-11-28 09:19:34.588:

[crsd(2605)]CRS-2765:Resource ‘ora.scan1.vip’ has failed on server ‘hisdb3’.

2022-11-28 09:19:34.588:

[crsd(2605)]CRS-2771:Maximum restart attempts reached for resource ‘ora.scan1.vip’; will not restart.

2022-11-28 09:20:11.623:

[crsd(2605)]CRS-2765:Resource ‘ora.LISTENER_SCAN1.lsnr’ has failed on server ‘hisdb3’.