Questions tagged [ubuntu-14.04]

Ubuntu 14.04, named "Trusty Tahr" is a Long Term Support release of Ubuntu Linux (released in April 2014). Note that http://askubuntu.com is specifically dedicated to Ubuntu questions.

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Trying to configure letsencrypt auto renewal with HAProxy

I'm trying to get the letsencrypt auto renewal working with haproxy. I've followed these instructions: https://www.digitalocean.com/community/tutorials/how-to-secure-haproxy-with-let-s-encrypt-on-...
beek's user avatar
  • 225
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1 answer
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SquirrelMail doesn't send or receive any mail

I just tried to set up a mail server on my Ubutnu 14.04. The goal is to be able to send mails from [email protected] and receive mails sent to the same adress. Now I followed this tutorial to install ...
nameless's user avatar
  • 113
1 vote
1 answer
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Where does Certbot serve up HTTP-01 challenges from?

I am diagnosing a weird problem with some of my Ubuntu 14 LTS / Apache 2.4 machines with Certbot renewals. Yes, I know Ubuntu 14 LTS is EOL soon; these are some of the straggler machines on the ...
mpdonadio's user avatar
  • 190
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1 answer
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How to tell my apache server running in a docker container to write logs to stdout [duplicate]

I have been trying to point my logs to /proc/1/fd/1 but it is saying cannot acces the directory and if i use /proc/self/fd/1 nothing is writing to my stdout
pavansai's user avatar
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Nginx Workers auto vs mentioning a number

Have been figuring out the right number for worker_processes and even though there has been some progress while mentioning custom value. A recent event has made me the question - What would be the ...
TheViralGriffin's user avatar
-1 votes
2 answers
2k views

PHP Startup: Unable to load dynamic library '/usr/lib/php/20131226/xsl.so'

I'm getting an error whenever PHP (5.6) is starting from the command line (and crons) : PHP Warning: PHP Startup: Unable to load dynamic library '/usr/lib/php/20131226/xsl.so' - libexslt.so.0: ...
burtzerk's user avatar
0 votes
2 answers
2k views

Why the kernel wasn't updated to 4.4 on Ubuntu 14.04? Other related questions [closed]

I had a task to update only kernel to the latest version on Ubuntu 14.04 VPS. What I did: apt-get update apt-get install linux-virtual reboot It updated from 3.13.0-24 to 3.13.0-163. 14.04.x ...
Tomas Morgan's user avatar
1 vote
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1k views

Upgraded 14.04 to 16.04 and boot is dropping to initramfs prompt

Anyone know how to fix this? I upgraded a system with LVM partitions for /, /var, /usr, /home and it seems like initrd can't figure out the LVM scheme. I found a bugreport on launchpad regarding this ...
Server Fault's user avatar
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4 votes
3 answers
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Is Committed_AS in /proc/meminfo really the correct number for allocated virtual memory in Linux? It is less than used/RSS

I am collecting numbers for monitoring HPC servers and am debating the policy for handing out memory (overcommit or not). I wanted to show users a number on how much virtual memory their processes (...
drhpc's user avatar
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3 votes
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kworkerds process using up all the cpu - ubuntu

Screenshot I have this weird process using up the all the CPU. I kill it and it gets restarted again. Not sure what's going on here and how do I proceed further. We have solr, apache and mysql ...
Ankit's user avatar
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3 votes
1 answer
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Unable to configure apache to listen to port 443 in Ubuntu

I’ve setup Certbot on Ubuntu, the certificate was created successfully outputting the following: Congratulations! Your certificate and chain have been saved at: /etc/letsencrypt/live/bin-depot.co....
Dan382's user avatar
  • 211
2 votes
1 answer
1k views

Zentyal 3.3 to 5.1 upgrade. Cannot access samba shares from windows

We recently upgraded our Zentyal 3.3 server to 5.1 It was an upgrade process via software updates menu. The samba version were 4.1.3 and now it's 4.6.7 After the upgrade I noticed that nobody can ...
cinkoxid's user avatar
0 votes
3 answers
745 views

Rogue process on Ubuntu [duplicate]

A VPS running Ubuntu 14.04.5 LTS is consuming nearly 300% of CPU capacity. It is identified running top as cER6XH. Is there any way to track down what this process is and why it may be going rogue?
Jerome's user avatar
  • 217
4 votes
1 answer
3k views

ExpiresByType "access plus 1 month" results in 1 year expires header

I have implemented resourec expiry with the following set up <IfModule mod_expires.c> ExpiresActive On ExpiresByType image/jpg "access plus 1 year" ExpiresByType image/jpeg "access ...
jdog's user avatar
  • 131
0 votes
1 answer
442 views

Vagrant/VirtualBox guest doesn't boot completely after upgrading Ubuntu guest from 14 to 16

I have a running WEB server with Ubuntu 14.04.5 LTS with LAMP environment. The server is running in a Vagrant/VirtualBox virtual machine. I made a release upgrade to Ubuntu 16. The upgrade had no ...
Tibor Nagy's user avatar
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1 answer
58 views

ubuntu 14.04 node porridge

I have two versions of nodejs on my machine. I had only v8.6.0. I ran: sudo apt-add-repository "deb https://deb.nodesource.com/node_8.x $(lsb_release -sc) main" sudo apt-get update sudo apt-get ...
minisaurus's user avatar
0 votes
1 answer
431 views

Mx records point to gmail; postfix mail sent direct from server marked as spam by gmail, yahoo

I have an Ubuntu 14.04 server with postfix installed. However, I have set up the domain MX records to point to a Google apps' configuration, as per Google's instructions. All works fine using email ...
minisaurus's user avatar
2 votes
3 answers
4k views

SSH Hangs. error: openpty: No such file or directory error: session_pty_req: session 0 alloc failed

One of our Ubuntu 14.04 production servers stopped accepting SSH connections. When we try to login we get the SSH Banner text, but then it just hangs. If we login using the management console, we can ...
Greg Bray's user avatar
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0 votes
1 answer
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Postgres behave abnormally

I have production application running on PostgreSQL database on a on premise Ubuntu System. Recently I have been facing one strange issue, that Postgres service is getting killed itself and then it is ...
Darshan Patel's user avatar
-2 votes
1 answer
722 views

Even with root user Im receiving 'Operation not permitted' when try creating gluster volume between Ubuntu 14.04 LXC containers

Even with root user Im receiving 'Operation not permitted' when try creating gluster volume between Ubuntu 14.04 LXC containers. Need test the solution locally before install it on prodution and even ...
Mark's user avatar
  • 47
0 votes
1 answer
164 views

Verifying eth0 still works after adding eth1

I am using the Virtual Machine vmware with ubuntu. I've added a network adapter - eth1 and have assigned an ip address and mac address. but now that I try to connect to the internet, it doesn't work. ...
NewSharper's user avatar
0 votes
1 answer
47 views

How to find out how node web server is started on our server?

So we have a bunch of old (like 2 years) Ubuntu 14.04 servers running production application, which has an API endpoint in Node. But we have no idea how to start/stop/restart node on it.. it just ...
Carmageddon's user avatar
0 votes
1 answer
31 views

Server CPU way up, nothing peculiar

I'm having a strange morning where the CPU usage on my server is running way up. Like 35-50%. htop shows nothing running like that, but PHP processes once in a while spiking. I can't seem to figure ...
Richard Testani's user avatar
0 votes
1 answer
515 views

How to migrate from Jenkins week Ubuntu package to LTS?

I'm currently running the Jenkins weekly Ubuntu package from https://jenkins.io/download/ on Ubuntu 14.04. Specifically I'm on Jenkins 2.138 (the latest) from https://pkg.jenkins.io/debian/. I'd like ...
Sean Hammond's user avatar
0 votes
1 answer
444 views

Cron stopped working after I added another job

I hope you're doing well. I am facing a big problem with my cron jobs. Up until today I had two cron jobs to be run in my crontab to be ran at specific times of the day. Everything ran flawlessly ...
Julio Garcia's user avatar
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0 answers
558 views

SSD performance on Ubuntu + Nginx

I'm trying to improve the performance of server for nginx 100TB/month images distributions. But I have two problems: high CPU load and periodical splashes (I don't know why) Hardware is quite poor (...
demon101's user avatar
  • 103
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0 answers
26 views

Unwanted process is running on VM and consuming 98% CPU consistently [duplicate]

I could see one of the process running on VM and consuming 98% CPU consistently, it auto starts if i kill the same. Process details is as below: root 3740 1 98 11:00 ? 00:49:34 /var/...
Ranjit's user avatar
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1 answer
108 views

Raised PHP7.0-fpm capacity, still overloads

I'm at a loss here. I run a few dozen servers with all different amounts of traffic. As the traffic increased over time, some servers started crashing (502/503 errors) and I figured it was due the php ...
Asitis's user avatar
  • 97
0 votes
0 answers
32 views

Samba fails Achilles Level 2 tests

During certain Achilles tests, CPU consumption of Samba rises to 100%. I am doing Achilles tests on a Linux-based server. I have noticed that during certain tests (and UDP port discovery), the ...
alibaba's user avatar
  • 427
11 votes
1 answer
9k views

Why is a /128 IPv6 address assigned via DHCPv6 in Ubuntu?

I am testing the implementation of IPv6 in Ubuntu. My Ubuntu linux client correctly gets RA from server and configures an address in the advertised prefix. Next it gets another address via DHCP which ...
Raj's user avatar
  • 213
1 vote
1 answer
350 views

Ubuntu ps command showing wrong values in START column

I have just noticed that my server has wrong value in START column of ps 's output. It always display 2017 value, while it should show hour:minute format. The problem is not fixed after I reboot the ...
Lan Pham's user avatar
0 votes
1 answer
671 views

"Server should be SSL-aware but has no certificate configured" Apache won't start

Never have set up a web server like this so I'm not sure what i'm doing wrong. I'm setting up my SSL certificate on my Ubuntu 14.04 server. The SSL is from NameCheap as is the domain. I'm getting this ...
Bob Stevenson's user avatar
0 votes
0 answers
101 views

Wordpress and PHP Version Upgrade issue

I am running PHP Version 5.6 on my Ubuntu 14.04 Server. /home/ubuntu# php -v PHP 5.6.36-1+ubuntu14.04.1+deb.sury.org+1 (cli) Copyright (c) 1997-2016 The PHP Group Zend Engine v2.6.0, Copyright (c) ...
Piyush Patil's user avatar
0 votes
1 answer
1k views

Remote server firewall blocking remote mongodb server

I have an Ubuntu server that is trying to connect to a remote MongoDB server. When I try to connect to the remote MongoDB server via the following method: mongo -u user -p pass yourdb.com:27017 It ...
user avatar
1 vote
0 answers
41 views

How to analyze the latencies (application latency and rtt) of various applications in a citrix receiver?

Ntopng can identify the citrix flows but I am not able to see the information about the different applications running inside Citrix receiver. I am using Ntopng on ubuntu 14.04.
Prasanthi's user avatar
0 votes
1 answer
518 views

Forward TCP Traffic With Port Translation and Retain Incoming Public IP

I have two servers. Windows has 1 NIC, Ubuntu has 2 NICs: Server NIC Service Listening Ports ------- --- ------- --------------- Windows 1 IIS 80, 443 mySvc 300 ...
James L.'s user avatar
  • 241
0 votes
0 answers
34 views

Outgoing network traffic randomly returns with a length of 0

I'm not really sure what happened, but earlier today one of my Ubuntu boxes network (hosted on AWS) randomly died, I was able to fix it up by assigning an elastic IP and rebooting. But since then ...
Mattisdada's user avatar
4 votes
3 answers
5k views

Modifying pam with Ansible

As part of a new server setup, I provision /etc/security/access.conf with user/group and src IP addresses of allowed ssh logins. This requires enabling pam_access in the /etc/pam.d/login and /etc/pam....
Server Fault's user avatar
  • 3,774
0 votes
1 answer
4k views

MegaRAID: what does yellow "r" on drive icon mean?

One of our drives has a yellow square overlay on its icon in the Drives list. I think there's an "r" in the square (see image). I can't find this described in the MegaRAID manual anywhere. When I ...
mph's user avatar
  • 103
0 votes
0 answers
286 views

One app, several virtual host and multiple apache instances

We are having a problem in witch from time to time our apache2 server stops working. When I try to restart it I need to first kill several existing running instances of apache. Like this: sudo ...
Carlos Vidal's user avatar
-1 votes
1 answer
1k views

Ubuntu web server hosting permissions setup

I'm running an Ubuntu web server (Ubuntu Desktop 14.04) at home and I'm using Easy Hosting Control Panel, but I keep having some permission issues with the websites. I installed Wordpress and I first ...
DavidM's user avatar
  • 101
0 votes
2 answers
168 views

Unable to install mongoDB Community Edition on Ubuntu 14.04

I have created an instance in Alibaba Cloud Simple Application Server with Ubuntu 14.04 as system Image. I am trying to install MongoDB CE on the server by following the official documentation here I ...
Sai Sarath C P's user avatar
1 vote
0 answers
49 views

No space left on device (28) [duplicate]

I'm trying to use rsync to transfer nearly 4GB of files onto a remote server that is supposed to be 20GB big. On my computer, I run rsync -av --ignore-existing --inplace my_directory --compress-level=...
Username's user avatar
  • 173
0 votes
0 answers
356 views

Server too slow due to DNS resolution issue

I have installed LAMP on Ubuntu 14.04.5 LTS on Digital Ocean Server. The issue I am facing from last two weeks is: The site becomes too slow(or say does not load for 5 minutes) at irregular intervals....
Sandesh Yadav's user avatar
1 vote
1 answer
1k views

Ubuntu 14.04 /tmp/systemd process using 100% CPU

We have a live AWS EC2 instance with Ubuntu 14.04, which I have been handed to maintain. An oddity that I have found is that I have a process of /tmp/systemd using all available CPU: top - 11:35:20 ...
Zoek UK's user avatar
  • 13
1 vote
1 answer
1k views

core_output_filter: flushing because of FLUSH bucket - why am I seeing this in Apache error log?

Does anyone know why do I keep seeing core_output_filter: flushing because of FLUSH bucket in my Apache 2.4.7 (Ubuntu) error log and what does it mean? I haven't noticed any problems so far, but it ...
vooxo's user avatar
  • 21
0 votes
1 answer
330 views

logrotate stopped to work

For some reason my apache logs stopped to rotate. There is no error in logs, running manually logrotate /etc/logrotate.conf everything work normally. This is my apache conf file located in logrotate.d ...
user1031742's user avatar
1 vote
0 answers
507 views

Subversion + Apache 2.4 + Active Directory

I am trying to setup subversion apache 2.4.7 authentication using active directory. where I am finding authzldapauthoritative is more supported in Apache 2.4.x. following are Apache configuration and ...
Caterpillar's user avatar
  • 1,142
2 votes
3 answers
945 views

Add a Public Key to an Ubuntu EC2 server via SSH

I’m trying to add my friend’s public key to my Ubuntu EC2 server via the ssh terminal but I can’t find the file that I paste the key in. Can anybody explain where the file is?
ProfitPhoenix's user avatar
1 vote
1 answer
2k views

SSH hangs on connecting to a specific server

I use ubuntu 14.04 and I connect through SSH to a dozen odd servers both physical machines and virtual ones on the cloud. On one of my servers I used to connect through an RSA Authentication Key, I ...
Apricot's user avatar
  • 121

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