I Check the port, and 8090 already open. But still cannot be accessed.
[root@centos7 ardan7779]# nmap -sT -O localhost
Starting Nmap 6.40 ( http://nmap.org ) at 2018-08-18 18:27 UTC
Nmap scan report for localhost (127.0.0.1)
Host is up (0.00031s latency).
Other addresses for localhost (not scanned): 127.0.0.1
Not shown: 986 closed ports
PORT STATE SERVICE
21/tcp open ftp
22/tcp open ssh
25/tcp open smtp
53/tcp open domain
80/tcp open http
110/tcp open pop3
143/tcp open imap
465/tcp open smtps
587/tcp open submission
993/tcp open imaps
995/tcp open pop3s
3306/tcp open mysql
5003/tcp open filemaker
8090/tcp open unknown
Device type: general purpose
Running: Linux 3.X
OS CPE: cpe:/o:linux:linux_kernel:3
OS details: Linux 3.7 - 3.9
Network Distance: 0 hops
OS detection performed. Please report any incorrect results at Nmap OS/Service Fingerprint and Correction Submission Page .
Nmap done: 1 IP address (1 host up) scanned in 1.87 seconds