Update permissions for log files

Hello Ev1,

I am running Couchbase 4.5.1 on RHEL. After starting couchbase server, the log files which are generated does not have read permission for all users. How can I update access permissions for generated log files ?

-rw-rw---- 1 abc abc 1780 Sep 6 22:54 metakv.log
-rw-rw---- 1 abc abc 55181 Sep 6 22:54 babysitter.log
-rw-rw---- 1 abc abc 181918 Sep 6 22:54 memcached.log.000000.txt
-rw-rw---- 1 abc abc 96496 Sep 6 22:54 reports.log
-rw-rw---- 1 abc abc 30546 Sep 6 23:07 goxdcr.log
-rw-rw---- 1 abc abc 14205 Sep 6 23:08 projector.log
-rw-rw---- 1 abc abc 45552 Sep 6 23:08 ns_couchdb.log
-rw-rw---- 1 abc abc 376743 Sep 6 23:08 info.log
-rw-rw---- 1 abc abc 599364 Sep 6 23:08 debug.log
-rw-rw---- 1 abc abc 42559 Sep 6 23:08 http_access.log
-rw-rw---- 1 abc abc 45450 Sep 6 23:08 http_access_internal.log
-rw-rw---- 1 abc abc 281235 Sep 6 23:08 stats.log

Thanks