Ubuntu Linux is a Debian derivative that aims to bring Linux mainstream. Questions on this site should generally refer to Ubuntu Server. Note that http://askubuntu.com is specifically dedicated to Ubuntu questions.
1
vote
1answer
43 views
Blocking a service to countries with UFW
I am using UFW trying to block SSH access from multiple countries. I have been successful completely blocking access but I need a refinement:
The server needs to allow world access to other services ...
2
votes
1answer
37 views
Trying to differentiate between two identical NIC's on midly diff Linux laptops
The helpful commands for dissecting loaded devices /NIC's
Beyond dmesg, there is a set of commands I can't remember, that illustrate details about LINUX devices specifically NIC's, lspci is one of ...
1
vote
1answer
52 views
Upgrade Ubuntu Kernel from command line
I am running Ubuntu 10.04 on my server. It has Ubuntu kernel 2.6.X running on it. I was trying to update my kernel yesterday. For that I had run the following commands
sudo do-release-upgrade -c
...
0
votes
1answer
24 views
Error creating directory: Operation not permitted, can still create files, permissions are correct
I have a directory mounted over FUSE/SSHFS. It's an Ubuntu 10.04 client connected to an Ubuntu 10.04 server. My user has write permissions for the directory in question, and has been able to create ...
0
votes
1answer
33 views
download the torrent file contents to my linux server
I want to know how can I set up bit torrent client on my web server, I found this article http://www.cyberciti.biz/tips/linux-command-line-bittorrent-client.html
but ...
0
votes
0answers
20 views
Unrecognized characters in a genereted index of a directory
I have some files on a server with non-ASCII names and when I'm browswing the apache-generated index of a directory, the non-ASCII characters are not recognized (shown as ?).
I've added instructions ...
0
votes
0answers
64 views
configuring ldap client in ubuntu ( Bad file descriptor error )
I am configuring ldap client in ubuntu. I am following this tutorial link to configure the ldap client. But, When I try to update nss to use ldap, I am getting an error. That is,
root@sat:/# ...
0
votes
1answer
140 views
Can connect to ubuntu server with Putty but can't via WinSCP
I have just updated from 8.04 to 10.04 after such a long time I am rather excited. But since the update I am now unable to login to my server via winscp but a connection with putty is still completely ...
-1
votes
1answer
37 views
Nginx server error when configuring with uwsgi [closed]
On my Ubuntu 10.04, I have installed nginx (apt-get nginx) and uwsgi (pip install uwsgi).
Also, I have configured nginx.conf (in /etc/nginx) to have following setup:
server {
listen 8083;
...
0
votes
1answer
70 views
Ubuntu server P2V that is running software raid5
Here is my challenge: I have a physical production webserver running Ubuntu 10.04 with software raid 5 (mdadm) that I have to virtualize to an VM ESXi5.0 host while minimizing the down time ...
0
votes
0answers
48 views
Redis 2.6.11 on Ubuntu 10.04.4
I bumped into this discussion earlier today: https://groups.google.com/d/msg/redis-db/8b56ftmvy1M/canWdQKBthcJ, which worries me. It basically says that there is (or at least used to be) a nasty bug ...
0
votes
0answers
46 views
Exim 4.71 does not add DKIM signature to outgoing emails
I am trying to add DKIM to my domain, I have created a key, added the following to /etc/exim4/conf.d/transport/30_exim4_config_remote_smtp:
dkim_domain = mydomain.com
dkim_selector = mail1
...
0
votes
0answers
40 views
Apt-get constantly restarts percona setup
Every time I apt-get install something, Percona feels the need to run the "setup" script.
For example; I needed to install the monitoring client. As you can see, none of the packages should need to ...
0
votes
0answers
107 views
Getting autofs to mount a gluster NFS volume
I've got a glusterfs 3.3.0 replicated volume running on two Ubuntu 10.04 servers, and each mounts the volume via NFS (3). Mounting manually works fine using this command:
mount -t nfs -o ...
1
vote
1answer
42 views
Postfix - virtual mailbox - exclude addresses from wildcard coverage
are there syntax elements or another way to exclude one or more mailadresses from a wildcard in the virtual mailbox configuration of postfix?
My current working configuration is ...
1
vote
0answers
317 views
Ubuntu, ruby 2, rails 4
I'm trying to setup a server, which has Ubuntu 10.04 LTS, Ruby 2.0.0-p0 and Rails 4 beta1. I can get everything installed but rails 4 has a slight error and I'd like to get someones opinion. When I do ...
0
votes
0answers
45 views
lampish server becoming unresponsive during brief periods of high Sys load
We have a virtualised linux server (Ubuntu 10.04 on a Vmware ESX cluster) that serves a number of Drupal sites, a number of blogs via WordPress, one or two un-frameworked PHP sites, and a fair bit of ...
0
votes
1answer
139 views
Primary router connects to secondary router via a Ubuntu server with 2 networking cards [closed]
I am setting up a network with 2 routers, and 1 Ubuntu server 10.04
so here is the configuration I have now:
(typo correction: Ubuntu address at NIC#1 should be 192.168.0.110, also at NIC#2 is ...
1
vote
0answers
31 views
Are these java.security changes something to be concerned about? [closed]
I updated my Ubuntu 10.04 system yesterday, and because I have /etc under git control it tells me this file changed: /etc/java-6-openjdk/security/java.security
As it says "security", and I am not a ...
0
votes
0answers
43 views
Postfix not forwarding emails
I followed the guide here: http://library.linode.com/email/postfix/gateway-ubuntu-10.04-lucid which has similar points to the question here simple postfix configuration - forward all incoming email to ...
-1
votes
1answer
38 views
Multiple Site Hosting but Apache2 redirect some to only one [closed]
I have trouble with apache2 vhosts settings.
I have 7 domains with différent site for each, like lots of server, but my apache2 still point some of them to one domain.
For exemple i have site1.com ...
1
vote
1answer
60 views
apt-get upgrade will run on command line but not from cron bash script
Running the following commands on the command line works fine
$sudo apt-get update
$sudo apt-get upgrade
Reading package lists... Done
Building dependency tree
Reading state ...
0
votes
2answers
82 views
Setting up chrooted shell accounts with schroot and debootstrap on Ubuntu 10.04
UPDATE:
I never did get this figured out. Instead i ended up jsut using jailkit since there is a ton (though sometimes outdated) documentation on usage. Id still be interested in knowning how to get ...
0
votes
1answer
79 views
what is Virtualization kvm vnet1 and vnet2
please any one can advice what is vnet1 and vnet2 in kvm Virtualization as iam using host ubuntu 10.04 LTS
as i have a bridge and everything is running perfect but when i did the command brctl show
...
0
votes
2answers
176 views
Ubuntu: How to find unallocated partition/free space?
I've a legacy dedicated server with Ubuntu onboard (console mode only). Based on docs (prices etc.) I see that server must have 250+ GB, but I see significantly less:
$ df -h
Filesystem ...
1
vote
1answer
99 views
configuring Munin for Nginx 1.2.4 on ubuntu 10.04 ubuntu ec2 instances
I am running my ruby on rails app ubuntu 10.04 ec2 instance and I am using nginx 1.2.4. I am trying to configure munin to get stats fron nginx, I have recompiled nginx and its working fine but I am ...
0
votes
2answers
69 views
Restoring /etc/init.d/apache2 on Ubuntu 10.04 [closed]
In my web-server configuration troubleshooting I went through a process of uninstalling apache2 and reinstalling it. I accidentally removed the file /etc/init.d/apache2 which is responsible for ...
1
vote
2answers
49 views
Connection refused for a few hours
I use a Linode server, and have had about a half-dozen domains running on it for the past couple years without issue. It's running Ubuntu 10.04 and Apache.
Today, for about 3 hours, all http requests ...
1
vote
1answer
104 views
Number of user served by nginx on ubuntu EC2 Instance
commerce web site running, on multiple ec2 instances. The web content is served using nginx and its a ruby on rails application. I am using a load balancer which routes the traffic to the multiple ec2 ...
0
votes
1answer
29 views
PHP 5.2, Ubuntu 10.04 LTS truncates external input vars
Why does PHP 5.2 on Ubuntu 10.04 LTS truncate large number $_POST (external input) vars, like the max_input_vars directive in PHP 5.3?
I am supporting an old e-commerce site (that is soon to be ...
0
votes
0answers
49 views
OCFS2 not working
Trying to get ocfs2 running on Ubuntu 10. I don't quite understand where everything goes.
I have 2 servers APP1 and APP2 that I want to cluster /dev/sdc1 on. These are separate vms. /dev/sdc is a ...
0
votes
0answers
103 views
Mysterious Linux md0p1 partition?
I've been having a lot of odd Linux software raid problems since about the end of December 2012. I don't have enough data to suspect Ubuntu 10.04 LTS kernel bugs however today I noticed something ...
1
vote
0answers
23 views
Ubuntu 10.04 server delay when POST to mySQL
I have a Ubuntu 10.04 Server and for some reason it always seems to exhibit an intermittent delay whenever performing CRUD operations on the mySQL database. Most Post commands are executed within a ...
2
votes
2answers
114 views
Apache / PHP request latency/execution time
I have a couple PHP applications running on an Ubuntu 10.04.4 server. One is a custom Yii application and one is PHPMyAdmin. Both applications recently started having very slow load times for ...
2
votes
1answer
81 views
Cannot directly reject traffic on port 25
My server is running Ubuntu 10.04.4 LTS and I want to reject traffic to port 25. The goal is this:
$ telnet {ip} 25
Trying {ip}...
telnet: connect to address {ip}: Connection refused
telnet: Unable ...
0
votes
1answer
230 views
Errno::ENOSPC: No space left on device in Ruby on Rails
Iam hosting a Ruby on Rails Application on a Linode with 96 GB storage. All the images of my application are stored on amazon and they are fetched from amazon. Thus my linode should have a minimum of ...
1
vote
0answers
46 views
Preventing NFS Denial of Service
I have a NFS4 server running Ubuntu 10.04 Server, on an enterprise environment with 50+ clients.
Overall, everything works fine, but from time to time, some client starts making +1000 NFS operations ...
1
vote
1answer
55 views
What would cause an average load of 10-30 (rather than 10-30%) [duplicate]
Possible Duplicate:
How to understand the memory usage and load average in linux server
I'm not sure whether this would be better titled "Why would Nagios need to monitor a load reaching ...
0
votes
0answers
147 views
Multiple Duplicate Lines when running iptables -L?
Specifically talking about an Ubuntu 10.04 LTS server (Lucid Lynx), although its probably applicable to other Linux versions.
I was trawling through the logs for a few websites, doing some spring ...
0
votes
1answer
56 views
Xdebug - no profile or trace output
I'm at a bit of a loss trying to get profiling and tracing working with Xdebug (debugging works fine). What's worse is that I have it working just fine on a different server/client setup, but I can't ...
2
votes
1answer
99 views
Rsyslog messages are truncated, not sent to the correct file
On Ubuntu 10.04 LTS, I'm using the stock rsyslog configuration and added a custom file in /etc/rsyslog.d with the following contents:
# cat /etc/rsyslog.d/62-pc
local3.debug /var/log/pc/debug.log
...
0
votes
1answer
38 views
What should I back up before reinstalling new Ubuntu LTS? (8.04 > 10.04)
A work server is in need of upgrading, im hoping to move it from 8.04 LTS to 10.04 LTS (Can't move to 12.04 unfortunately as its not provided by our VPS provider)
I have backed up the following.
...
2
votes
1answer
111 views
Hot configure Haproxy 1.5
I had been using this command to restart haproxy with success:
sudo haproxy -f /etc/haproxy/haproxy.cfg -p /var/run/haproxy.pid -sf $(cat /var/run/haproxy.pid)
However, after upgrading to recent ...
2
votes
2answers
214 views
How to increase max FD limit for a daemon process running under a headless user?
To increase the FD limit for a daemon process running under a headless user on a Ubuntu Linux machine we did following changes in /etc/security/limits.conf
soft nofile 10000
hard nofile 10000
We ...
0
votes
1answer
79 views
How to change Linode IP to open different website?
I have a LINODE 512 account (Ubuntu 10.04 LTS) where I have got 1 IP. Using /etc/apache2/sites-available (enabled) I have hosted 4 websites, which is working very well.
But the IP address I have got ...
2
votes
1answer
871 views
how to fix “no free leases” issue in dhcp3?
I am facing no free leases issue. I am building a new server. I have successfully installed ltsp. Then, I configured the dhcp. This is my dhcpd.conf file.
option subnet-mask 255.255.255.0;
option ...
-1
votes
1answer
58 views
how to block mac address with portsentry
I use portsentry to block ip address who trying to scanning. Now how do I want to block mac address who trying to scanning. Can I use portsentry, or possibly other tools?
4
votes
1answer
338 views
Sendmail process failed with error code 67
Everything was worked fine but someday sendmail stop working on me.
I'am trying the following command line:
echo "Body text" | mail -s "Some subject" example@somemail.com
And got:
...
1
vote
1answer
126 views
Apache Server Hello in SSL Slow
I'm trying to debug a problem with SSL in Apache. I've used Wireshark to capture the packets, and I see the client hello message go out, and then about 10 seconds or so later, I get back a server ...
1
vote
2answers
236 views
Trying to set up OpenVPN server on a vps
I'm trying to set up an OpenVPN server on my VPS for myself when I'm in public places, using this tutorial, http://tipupdate.com/how-to-install-openvpn-on-ubuntu-vps/
However whenever I try to start ...
