合 PROC-44 Error in network address and interface operations Network address and interface operations error
现象
root.sh执行到如下位置卡住：
clscfg: -install mode specified
Successfully accumulated necessary OCR keys.
Creating OCR keys for user 'root', privgrp 'root'..
Operation successful.
执行root.sh卡在启动ora.crsd进程过程（crsctl stat res -t -init），查询日志“/u01/app/11.2.0.4/grid/log/rac1/crsd/crsd.log”，报错：
2022-08-04 23:47:25.005: [ OCRAPI][1969076032]clsu_get_private_ip_addresses: no ip addresses found.
[ OCRAPI][1969076032]a_init_clsss: failed to call clsu_get_private_ip_addr (7)
2022-08-04 23:47:25.208: [ OCRAPI][1969076032]a_init:13!: Clusterware init unsuccessful : [44]
2022-08-04 23:47:25.208: [ CRSOCR][1969076032] OCR context init failure. Error: PROC-44: Error in network address and interface operations Network address and interface operations error [7]
2022-08-04 23:47:25.208: [ CRSD][1969076032] Created alert : (:CRSD00111:) : Could not init OCR, error: PROC-44: Error in network address and interface operations Network address and interface operations error [7]
2022-08-04 23:47:25.208: [ CRSD][1969076032][PANIC] CRSD exiting: Could not init OCR, code: 44
2022-08-04 23:47:25.208: [ CRSD][1969076032] Done.
预检查报错：
ERROR:
Unable to obtain network interface list from Oracle Clusterware PRCT-1011 : Failed to run "oifcfg". Detailed error: null
Verification cannot proceed
Interfaces found on subnet "172.20.7.0" that are likely candidates for VIP are:
rac2 eth0:172.20.7.36
rac1 eth0:172.20.7.35
Interfaces found on subnet "1.1.0.0" that are likely candidates for VIP are:
rac2 eth1:1.1.2.2
rac1 eth1:1.1.2.1
