I have
root@foorumi-hel:/var/discourse# ls -haltrR /var/discourse/shared/standalone/redis_data
/var/discourse/shared/standalone/redis_data:
total 9.3M
drwxr-xr-x 13 root root 4.0K Jan 10 2023 ..
-rw-r--r-- 1 messagebus input 9.3M Dec 6 20:07 dump.rdb
drwxr-xr-x 2 messagebus input 4.0K Dec 6 20:07 .
So Vikash must have an issue indeed.