logrotate config with most of the options.

logrotate.conf

#To rotate file every 100kb, truncate the file and delete the older logs.
#This keeps only latest 100kb.
/var/logs/randomdump.log 
{
   size 100k
   copytruncate
   rotate 0
}

# Copytruncate avoids file delete and create new file.

#This keeps 7 rotated files
/var/logs/access.log
{
   size 100k
   copytruncate
   rotate 7
}

#Rotates file weekly, keeps 10 older files, doesn't create new file (hence, no restart or reload process)
/var/log/postgresql/*.log {
       weekly
       rotate 10
       copytruncate
       delaycompress
       compress
       notifempty
       missingok
       su root root
}

#User remains intact in rotation.
/var/log/mongodb/*.log {
       weekly
       rotate 10
       copytruncate
       delaycompress
       compress
       notifempty
       missingok
}

#Nginx logrotate
/var/log/nginx/*.log {
	weekly
	missingok
	rotate 52
	compress
	delaycompress
	notifempty
	create 0640 www-data adm
	sharedscripts
	prerotate
		if [ -d /etc/logrotate.d/httpd-prerotate ]; then \
			run-parts /etc/logrotate.d/httpd-prerotate; \
		fi \
	endscript
	postrotate
		[ -s /run/nginx.pid ] && kill -USR1 `cat /run/nginx.pid`
	endscript
}