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Questions tagged [ubuntu-16.04]

Ubuntu 16.04 - named "Xenial Xerus" - is a Long Term Support (LTS) release of Ubuntu Linux. Officially released on April 21, 2016, it was supported for 5 years. Extended Security Maintenance subscriptions are offered by Canonical until April 2024. Only use this tag if your question is version-specific.

Ubuntu 16.04 - named "Xenial Xerus" - is a Long Term Support (LTS) release of Ubuntu Linux. Officially released on April 21, 2016, it will be supported for 5 years for Ubuntu Desktop, Ubuntu Server, Ubuntu Core, and Ubuntu Kylin. Only use this tag if your question is version-specific. Note that the Ask Ubuntu site is specifically dedicated to Ubuntu questions.

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php error log per vhost

I have had no problems with separate php_error logs per vhosts in the past. I have recently installed a server with Ubuntu 16.04, using php7 on apache2. my vhost reads: ServerName examp.com Header always unset…
James Bailey
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Using zram - compressed RAM on >=4.4.0 kernel (ie.: Ubuntu 16.04)

You can enable zram on Ubuntu systems using: sudo apt-get install zram-config This is nothing but a simple service script, that makes a new compressed swap partition 50% of the size of your memory. Example: 32GB system memory results in a 16GB ZRAM…
Apache
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Mysql server doesn't start on Ubuntu 16.04

I'm using Ubuntu 16.04 and recently my database stopped working (don't know why, maybe after an update). When I tried to reinstall mysql-server-5.7 it returned errors on install so I purged everything and switched to mysql-server-5.6, this version…
Alen
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What is initial mysql root password in zabbix_server_mysql?

I followed the instruction to install zabbix_server_mysql 3.2 in Ubuntu16. wget http://repo.zabbix.com/zabbix/3.2/ubuntu/pool/main/z/zabbix-release/zabbix-release_3.2-1+xenial_all.deb dpkg -i zabbix-release_3.2-1+xenial_all.deb apt-get…
asleea
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Postfix gives me "Sender address rejected: need fully-qualified address;" errors with what looks like strange addresses

I am receiving some error messages like this: Jan 28 17:20:47 halk postfix/smtpd[29413]: NOQUEUE: reject: RCPT from mail.m2osw.com[138.197.205.139]: 504 5.5.2 : Sender address rejected:…
Alexis Wilke
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Crontab + AWS: "Unable to locate credentials"

I have a Linode (Ubuntu 16.04) from which I am trying to copy files to an AWS S3 bucket via a cron job calling a script, but the log outputs: upload failed: ../path/file.ext to s3://bucket/prefix/file.ext Unable to locate credentials The script tars…
apex
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Upgrade from PHP 7.0 to 7.1 on Ubuntu 16.04 not working

I am sucessfully running 7.0 and would like to upgrade to 7.1. So far I've done the following, sudo service apache2 stop sudo add-apt-repository ppa:ondrej/php sudo apt-get update sudo apt-get upgrade sudo apt-get install php7.1 php7.1-common sudo…
Steve
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Can't make virtual host work

I'm using Apache 2.4 on Ubuntu 16.04. No matter what I do - can't make virtual hosts work, everything is routed to the configuration defined in 000-default.conf. I've got the following sites enabled: dev.conf ServerName…
iMoses
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Cannot use supervisor with Apache Kafka

I have an Ubuntu 16.04 machine where Apache Kafka is installed. Currently, I can make it work flawlessly by using a start_kafka.sh script with the following contents: JMX_PORT=17264 KAFKA_HEAP_OPTS="-Xms1024M -Xmx3072M"…
Matheus Portela
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EC2 instance sends mail for every succesful or failed cron job - how to stop that?

We receive hundreds of mails every day from the cron deamon to root@company.com. How can I stop that? Those mails refer to custom cron jobs set up by us - as well as others set up by AWS. The mail subject looks as follows: Cron…
Raffael
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Ubuntu 16.04: Okay to use the "certbot-auto" script?

I have Ubuntu 16.04 servers that need to have SSL Certs installed on. I noticed that Ubuntu 16.04 has the "letsencrypt" package. But Certbot's site has this warning: Ubuntu Xenial has an old version of Certbot packaged for it that lacks a few…
pepoluan
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Unable to start lxc container with -f

I'm trying to migrate some lxc containers from lxc 1.1 on Ubuntu 14.04 to lxc 2.0 on Ubuntu 16.04. Our scripts don't ever call lxc-create, but invoke the containers directly with lxc-start and a custom config file: lxc-start -d --name mongo -f…
JSBձոգչ
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radius authentication -- spiking load ever two hours on the hour

We're using freeradius & winbindd in order to authenticate our EDUROAM Wifi users against the Active Directory domain. This is working like a charm, but we get load-spikes of 30 and more almost every two hours on the hour (during the work hours, at…
Ralf Hildebrandt
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Apache failes to start, already running but not maching pid file?

Whenever I try to start/restart my apache2 service using systemctl I get an error about it already running but not maching my pid file. ● apache2.service - LSB: Apache2 web server Loaded: loaded (/etc/init.d/apache2; bad; vendor preset:…
waspinator
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VSFTPD not behaving in command line, but fine in GUI (Filezilla)

I'm trying to use VSFTP 3.0.3-3ubuntu2 on an Ubuntu 16:04.1 install. I have done this so that an application on another server can run an automated script to pull files from the FTP server triggered by a cron job. I can connect to the FTP server…
Michael
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