# Elasticsearch curl failed to connect to port 9200 conncetion refused **URL:** \ **Category:** Elasticsearch\ **Created:** [March 29, 2018, 3:10am UTC](https://discuss.elastic.co/t/elasticsearch-curl-failed-to-connect-to-port-9200-conncetion-refused/126012 "2018-03-29T03:10:19Z")\ **Posts on this page:** 6\ **Page:** 1
**Author:** ![zqy961](https://avatars.discourse-cdn.com/v4/letter/z/ecccb3/32.png) [@zqy961](https://discuss.elastic.co/u/zqy961)\ **Post date:** [March 29, 2018, 3:10am UTC](https://discuss.elastic.co/t/elasticsearch-curl-failed-to-connect-to-port-9200-conncetion-refused/126012/1 "2018-03-29T03:10:19Z")
i install elasticsearch.6.2.3 by apt-get i didn't change elasticsearch.yml os:ubuntu 16 run elasticsearch by systemctl start elasticsearch.service when i input the command 'systemctl status elasticsearch.service' i shows that elasticsearch is alive but when i try to crul ,i get curl :(7) failed to connect to localhost port 9200 :conncetion refused ---
**Author:** ![warkolm](https://sea2.discourse-cdn.com/elastic/user_avatar/discuss.elastic.co/warkolm/32/39224_2.png) [@warkolm](https://discuss.elastic.co/u/warkolm)\ **Post date:** [March 29, 2018, 4:49am UTC](https://discuss.elastic.co/t/elasticsearch-curl-failed-to-connect-to-port-9200-conncetion-refused/126012/2 "2018-03-29T04:49:08Z")
What do the Elasticsearch logs show? ---
**Author:** ![zqy961](https://avatars.discourse-cdn.com/v4/letter/z/ecccb3/32.png) [@zqy961](https://discuss.elastic.co/u/zqy961)\ **Post date:** [March 29, 2018, 5:10am UTC](https://discuss.elastic.co/t/elasticsearch-curl-failed-to-connect-to-port-9200-conncetion-refused/126012/3 "2018-03-29T05:10:30Z")
command: systemctl status elasticsearch.service elasticsearch.service - LSB:Starts elasticsearch Loaded: loaded (/etc/init.d/elasticsearch; bad; vendor preset: enabled) Active: active (exited) since Thu 2018-03-29 10:47:49 CST; 2h 14min ago Docs: man:systemd-sysv-generator(8) Process: 924 ExecStop=/etc/init.d/elasticsearch stop (code=exited, status=0/SUCCESS) Process: 963 ExecStart=/etc/init.d/elasticsearch start (code=exited, status=0/SUCCESS) Mar 29 10:47:49 zqy systemd[1]: Starting LSB:Starts elasticsearch Mar 29 10:27:49 zqy systemd[1]: started LSB:Starts elasticsearch i check /var/log/elasticsearh there's nothing in it then i input the command :ps -aux|grep elasticsearch , i got nothing which means that elasticsearch didn't start actually i guess something must be wrong in network connection ,may be run out of time what do u think ? any idea about configuration? ---
**Author:** ![warkolm](https://sea2.discourse-cdn.com/elastic/user_avatar/discuss.elastic.co/warkolm/32/39224_2.png) [@warkolm](https://discuss.elastic.co/u/warkolm)\ **Post date:** [March 29, 2018, 5:23am UTC](https://discuss.elastic.co/t/elasticsearch-curl-failed-to-connect-to-port-9200-conncetion-refused/126012/4 "2018-03-29T05:23:11Z")
What about the OS log, there should be something stating what is wrong. ---
**Author:** ![zqy961](https://avatars.discourse-cdn.com/v4/letter/z/ecccb3/32.png) [@zqy961](https://discuss.elastic.co/u/zqy961)\ **Post date:** [March 29, 2018, 7:36am UTC](https://discuss.elastic.co/t/elasticsearch-curl-failed-to-connect-to-port-9200-conncetion-refused/126012/6 "2018-03-29T07:36:19Z")
i found the reason because before i install elasticsearch by apt-get ,i did't do apt update ,so i install the old version ,now i reinstall it and everything seems ok . thanks for ur help ---
**Author:** ![system](https://us1.discourse-cdn.com/elastic/original/3X/1/a/1ac57faf039f6b580b3f104ef42a2a89e41014de.png) [@system](https://discuss.elastic.co/u/system)\ **Post date:** [April 26, 2018, 7:36am UTC](https://discuss.elastic.co/t/elasticsearch-curl-failed-to-connect-to-port-9200-conncetion-refused/126012/7 "2018-04-26T07:36:39Z")
This topic was automatically closed 28 days after the last reply. New replies are no longer allowed.