Questions tagged [ubuntu-18.04]

Ubuntu 18.04, named "Bionic Beaver" is a Long Term Support release of Ubuntu Linux (released on April 26th, 2018). Note that http://askubuntu.com is specifically dedicated to Ubuntu questions.

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18 views

Cannot connect to Azure VM port

I have an application hosted on my Azure VM (running Ubuntu 18.04) listening to port 3000. I need to securely connect to this port, so I'm limiting connections to a VPN. My company has multiple VPN ...
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pm2 shows status “online” but the site is not working

Im trying to run an express app (just installed with the default settings) on ubuntu 18 server (on a digital ocean droplet). it works when using "npm start app.js" but when im using pm2 to start the ...
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Mysterious, intermittent Read I/O on Ubuntu 18.04 based EC2 server - iotop shows no disk reads

I have an EC2 server based on Ubuntu 18.04. With CloudWatch detailed monitoring enabled I'm seeing spikes of Disk Read Operations that last less than 1 minute (shown as 1-minute spikes on the graph) ...
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PHP files displayed as text

When I want to execute a php file it's displayed as text in my browser. I have a VPS at Hostinger I installed Ubuntu 18.04 with Webmin and LAMP(installed automatically). I checked the installation ...
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Google chrome shows ERR_SSL_PROTOCOL_ERROR when accessing website after HTTPS is enabled

I have a webpage hosted from a Google Compute Engine, with Apache 2.4 installed. I can access the page at, for example, http://1.2.3.4/ ok. Now I want to enable SSL. I have followed two similar ...
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120 views

How to create a service script for minecraft bedrock server on Ubuntu 18.04? [closed]

I've setup an Ubuntu 18.04 instance, to use as a private Minecraft Bedrock server. I've downloaded the server itself from https://www.minecraft.net/en-us/download/server/bedrock/ I can run it ...
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1answer
58 views

Can UNAVAIL zfs be recovered?

My zfs pool is UNAVAIL and cannot be imported. I wonder if there would be any possibility that it is recovered or I can take out any data from it? Background I took over management of a server that ...
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24 views

Issue with disk space on VM instance

Our team has encountered an issue with one of our VM instance hosted in region Asia-East zone C. Problem we have encountered: The root partition of the VM instance becomes full. Rebooting the server ...
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17 views

ssh hangs after authentication succedded

ssh hangs after authentication succeeded displayed by using very very very verbose. Other users can log in without any problem. root login from my IP still works. auth.log on the server says a ...
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1answer
30 views

Can ping my webpage/domain and access my server via SSH, but not via browser

I have a webserver running Ubuntu 18.04 hosting a Wordpress installation that was working fine some time ago. I have not tested the public webpage in some time, but it appears to be down now, even ...
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88 views

GCE: Instance has no connectivity after being cloned from a working instance

I'm currently trying to "clone" a working Ubuntu 18 instance. Essentially I just want to make multiple instances from a single preconfigured Ubuntu 18.04 instance. The preconfigured Ubuntu instance is ...
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nfs/rpcinfo fails (timed out) on Ubuntu 16.04 server

Trying to establish an NFS mount between some openstack instances, using this ansible playbook. All Ubuntu, server is 16.04, 4.4.0, clients are 18.04, 4.15.0. I have set the security groups to be able ...
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23 views

GCE: Ubuntu 18.04 custom image has no connectivity/SSH?

I'm currently struggling to get a custom image of Ubuntu 18.04LTS to work in GCE. I'm using the Ubuntu Desktop version, since installing gdm3 afterwards on Google stock Ubuntu just doesn't seem to ...
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20 views

/myproject.sock failed (111: Connection refused) while connecting to upstream,

Iam serving flask by nginx and uwsgi but i am getting a permission error Iam newbie with nginx /var/log/nginx/error.log *1 connect() to unix:///usr/share/nginx/html/myproject/myproject.sock ...
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Every Apache request returns a AH01797 error

Every request to the Apache server is returning an access error in the error.log file. This happens both on 404 and when the file is returned successfully. Here is the example error that is logged for ...
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2answers
81 views

Shutdown all docker containers

I just discovered that service docker stop on Ubuntu 18.04 doesn't shutdown all running containers. I can't control them anymore but the containerd-ship processes and everything that's inside the ...
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35 views

How do I restrict access to all ports with source's PublicKey like SSH does?

I want a server to block any and all incoming traffic on all ports with the exception of the traffic from those machines which can be (and are right there and then regardless of the port being ...
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vtstat Shows a very low tx

I have a vps server that runs ubuntu 18.04 and today i decided to try and check my outbound transfer (tx). I came across vstat and i've installed it end chose eth0 for it to record. Then i created a ...
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18 views

Add keyfile for luks encrypted root

I have a server running ubuntu 18 and we added the standard LUKS encryption during install. It was fine for a while but its become a problem that we can't restart it remotely. I'd like to add a ...
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1answer
72 views

Diagnosing high CPU usage by systemd on Ubuntu 18.04

Not sure exactly when this started, but in the last few days I think. I have Ubuntu 18.04 installed on a server, and noticed its load was incredibly high. It's almost doing nothing (I've installed 2 ...
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1answer
43 views

what is the difference between sssd (realm join) and net ads join?

I have been using ubuntu 18.04 with sssd to join my servers to my active directory domain for a while now. This worked quite nicely, enabling me to ssh to the servers with AD users and create samba ...
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14 views

Enable OCSP Stapling on pureftpd

I have googled for hours to no avail: couldn't find a single reference regarding the proper way to enable OCSP Stapling on pure-ftpd. Server running on Ubuntu 18.04.4 LTS
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44 views

try to connect ssh on VM ubuntu 18

I try to connect VM on ssh got Permission denied (publickey) so i try on cloudshell and try to make key on vm still got same problem [enter code here][1]to set key and update metadata when i put `...
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108 views

apache2.service: Failed with result 'exit-code'

I was trying to configure hosting 2 websites on my EC2 instance using VirtualHosts (Apache2). After setting the two VirtualHosts, I'm unable to restart the apache2 service. When I try to do that, I ...
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41 views

How to enable ECN marking in IP header in Linux

Is the ECN marking in the IP header is performed by default in Ubuntu (4.15.x kernel) or should the kernel be recompiled with a special option? I configured a RED ingress queue at an Ubuntu machine, ...
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17 views

Rewrite index page requests to a subdirectory and it's pages

I have a XenForo forum, which powers the site. I also have a WordPress install in a subdirectory in XF. This is a must to get an addon called XPress to work so I can integrate both. The issue is that ...
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51 views

Apache2 Error — .htaccess: No comments are allowed here

Tonight I upgraded my VPS from Ubuntu 16.04 LTS to Ubuntu 18.04 LTS. Everything worked as expected, had a little cleanup on php aisle 5.6 and some stocking shelves on php aisle 7.4. Apache restarted ...
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20 views

Can not stop mysqld after database upgrade

I have an old Galera cluster (MySQL 5.5) that I am upgrading to Percona XtraDB (MySQL 5.7) on Ubuntu 18.04 LTS. I have successfully imported the database with xtrabackup and synced the cluster - so ...
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13 views

URL and port redirect nginx

I'm running web app in AWS EC2 from an snap at: (http://) myurl.com:3001 I installed nginx to redirect port 80 to 443 and 3001 to 443, so the url to the user becomes: myurl.com (with (https://) at ...
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Exim allows sending emails via SMTP without authentication with user and password

I set up Exim4 on Ubuntu 18.04 following the instructions provided directly on the Ubuntu website (Article: Mail - exim4). Follow all the steps correctly: Created the certificate for use in TLS ...
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15 views

Ubuntu Installer Display issues

I am trying to install Ubuntu 18.04 server but always get display issues after booting into the installer from grub. Grub displays fine but once the kernel starts to load the display is scrambled as ...
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Samba file locking and sharing has stopped working

I am running a small office network on an Ubuntu server 18.04 with Samba. Most of the regular computers are Ubuntu, with one 14.04, one 16.04, four Linux Mint 18.04. There are two Win 10 computers and ...
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33 views

Deploy Rails app to Ubuntu 18.04 or 20.04?

I have an existing Rails app that's been sitting on an old Ubuntu 14.04 server on AWS, and I've recently moved the staging environment over to a new AWS EC2 instance running Ubuntu 18.04. I'm not a ...
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1answer
24 views

Using apache proxypass to direct to different servers based on path

I have the following in my default site config: <VirtualHost *:80> ProxyPreserveHost On ProxyPass / http://127.0.0.1:8080/ ProxyPassReverse / http://127.0.0.1:8080/ ...
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129 views

install_fastcgi.sh is missing on ubuntu 18.04

I am trying to configure hhvm, nginx and mysql in my ubuntu 18.04 system following the following tutorials Tutorial: How to install Facebook’s HHVM on Ubuntu 18.04 How To Install HHVM with Nginx on ...
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26 views

Resolving DNS on Nginx Ubuntu server

I am trying to understand how to resolve DNS for websites names to named IP addresses. The websites are registered with reg123 but the sites are hosted on another server. Where do input these details ...
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9 views

Plesk - Create Domain, SSL, & DB Copy from PHP Script

I am looking for a way to automate the creation of a new domain, along with a Lets Encrypt SSL, and a copy of the main Database - all from a single PHP script.. At the moment, when we get a new ...
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41 views

Apache2 on Ubuntu domain only shows for the landing page then is replaced with IP address

I have a website on Amazon Lightsail built with Flask on Apache2 using mod_wsgi. I have domain which I have an A record for, pointing to the static ip address of my Lightsail instance. The issue that ...
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1answer
35 views

Multiple virtual hosts - How to set up separate directories?

I bought a 2nd domain and I'm trying to set up a 2nd and separate site on the same ubuntu server. How do I set up the folders and config files to allow my sites to have separate source files which ...
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89 views

Where to give index.php properly?

I have /var/www/html/moodle as my website directory. When in mysite.conf the settings are as follows: DocumentRoot /var/www/html DirectoryIndex "index.php" mysite.com gives an Index of/ page since ...
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60 views

Apache2 only serving “Index of /”

I am setting up an Apache2 server on Ubuntu to host a Flask website. The issue that I am having is that Apache is only serving my files on an "Index of /" page, rather than serving my site. I am new ...
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2answers
19 views

Apache not loading homepage

My site www.domainname.com loads apache2 'It works' page instead of the expected home page of moode which is located at /var/www/html/moodle. There is an index file index.php inside moodle directory ...
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19 views

OpenVPN behind router

Hi I am trying to setup VPN on ubuntu behind the router. I have a router with IP 192.168.1.1 and a running openvpn server 192.168.1.2 on ubuntu 18.04 following the setup from https://github.com/...
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15 views

Linux - Sending email to office 365 account

I'm trying to send emails anonymously to a few mailboxes via office 365. I know I can send anonymously from inside our network as I have properly configured office 365 to receive e-mails from our ...
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26 views

Strongswam VPN keep showing 1 ip established instead of all configured Security Associations (1 up, 0 connecting):

I have configured Strongswam Ipsec vpn tunnel in my Ubuntu server trying to connect to company xxx with ip 40.204.128.170, 40.204.152.238 port 10501 and 40.204.152.232 port 8001 Security Associations (...
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How do I completely remove cilium from Ubuntu 18?

I installed cilium with: kubectl create -f https://raw.githubusercontent.com/cilium/cilium/1.7.2/install/kubernetes/quick-install.yaml A couple minutes later the network connectivity on the host ...
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54 views

How to perform hard disk repair from terminal

I have a corrupted hdd and I want to fix the issues. The problem is that during this situation I can not access my PCs in my office so I am ssh them from my home PC, and so I wonder if there is any ...
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6 views

Impossible to change ACL in ldap with root dn

I need to change the ACL in my slapd configuration (olc based) but I always get error 50, even if I'm using the rootdn $ldapmodify -x -D "cn=<here>,dc=<some>,dc=<thing>" -W -H ldap:/...
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21 views

Superslow response from wordpress running in docker

I use official wordpress docker image with mariadb: version: '3' services: hlshop: container_name: hlshop_container image: "wordpress:latest" ports: - "8000:80" volumes: ...
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1answer
98 views

Squid Proxy Setup, Paired With Google Cloud - Configure Outgoing Traffic

Summary; I am attempting to set up a transparent proxy for use with a Minecraft server I'm setting up for friends at home. I am needing help figuring out the more technical aspects of setting up ...

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