CRS-1008:Node is not responding to OCR requests. Check NTP in Cluster AixC

Be sure to perform the following task:

Solution of the Problem
The problem happened because time service NTP is not running or doesn't have slew option set.
So, ensure that NTP service is up and running.
Based on the operating system solutions are given below.

AIX:

To verify the service issue,

# /usr/bin/lssrc -ls xntpd
xntpd tcpip 368754 active

# ps -ef|grep ntp
root 786614 151686 0 08:02:32 - 0:00 /usr/sbin/xntpd -x

# grep xntpd /etc/rc.tcpip
start /usr/sbin/xntpd "$src_running" -a "-x"

To start the service issue,

# /usr/bin/startsrc -s xntpd -a "-x"