Debian is a popular and influential GNU/Linux distribution. Questions here should generally be about Debian Server.

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1answer
288 views

NFS fails to mount through openvpn tunnel

I am trying to establish an nfs connection through an openvpn tunnel. It really anoying and i dont know what to try next. The connectein test has been made on several platforms now. used ...
0
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1answer
150 views

Debian server not booting after software RAID-1 array degraded

So I have a Debian 7 server with 3 hard drives. Its RAID-1 is basically configured this way: md0: sda1, sdb1 --> / (root) md1: sda5, sdc1 + sdb5 (spare) --> /data (sdc1 is on a SSD, and sda5 is ...
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0answers
25 views

Compare package versions of different debian releases

I installed a server using debian-testing (jessie). Well, I regret it. They already broke the complete system twice because systemd suddenly required additional kernel features. And I don't want to ...
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1answer
97 views

Suddenly, shutdown command can't be found anymore

I logged in to my Debian 7 server, did an upgrade using apt and wanted to shutdown+reboot using shutdown -r now as i did a lot of times before. This time, the shutdown command can't be found anymore. ...
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2answers
2k views

Nginx uLimit 'worker_connections exceed open file resource limit: 1024'

I keep getting this error in nginx/error.log and its driving me nuts: 8096 worker_connections exceed open file resource limit: 1024 I've tried everything I can think of and cant figure out what is ...
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0answers
253 views

rsync termiates after a while unexpectedly

I run a rsync command with nohup in ssh session, but after a while it returns this error: rsync error: received SIGINT, SIGTERM, or SIGHUP (code 20) at rsync.c(549) [generator=3.0.9] rsync error: ...
1
vote
1answer
69 views

Debian port(s) not responding

I am fairly new to servers. I am trying to run a shoutcast server on debian. Shoutcast runs on a default port of 8000. My problem is it will not load when visiting xxx.xxx.xx.xxx:8000. When I log in ...
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2answers
72 views

/var/mail Folder Permission (Setup Mail Server with Dovecot) [closed]

I am following a guide to setup a mail server and accounts on a Debian 7 OS and they ask to set up a folder permissions to match this: drwxrwsr-x 3 root vmail 4096 Jan 24 21:23 /var/mail But my ...
1
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1answer
724 views

How to ban Syn Flood Attacks using Fail2Ban?

In my log, I am frequently seeing dropped ips like this: > Oct 30 17:32:24 IPTables Dropped: IN=eth0 OUT= > MAC=04:01:2b:bd:b0:01:4c:96:14:ff:df:f0:08:00 SRC=62.210.94.116 > ...
0
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1answer
389 views

Ubuntu Server 12.04: apt-get won't install vsftpd (Package is not available, but is referred by another)

When I try to install VSFTPD to my Ubuntu Server 12.04 instance by the following command: sudo apt-get install vsftpd I get the following error: Package vsftpd is not available, but is referred by ...
0
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1answer
58 views

Ganglia Running but Not Showing CPUs or Hosts

So I just set up ganglia on a single debian node. It followed a pretty simple process of 1 - installed from stable repo using apt-get install ganglia-monitor gmetad apt-get install ...
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1answer
140 views

Exim installed, can send mail but not receive any

I am trying to set up the mail service on my server. I installed exim4 and configured it. I can send emails to any email address, send one from a user to another but not receive any. When I try to ...
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0answers
721 views

Seafile Server on Debian with sqlite + apache - fastcgi: connection timeout, incompelte headers

Introduction: I am trying to set up an Seafile server on my Local Network(later reachable by portforwarding through router). I followed the official manual but couldn't get it to work with Apache. It ...
1
vote
1answer
81 views

Can no longer add VMs on Xen/DRBD/Pacemaker Cluster

OS: Debian 7.3 & 7.6 Problem: Every attempt to manipulate (create, migrate or even list) the VM's with virsh causes this "Failed to get host power capabilities" warning. I manage a standalone ...
2
votes
2answers
104 views

Running “find” command generates high load

I run this command on a Debian server with SSD drives configured as RAID 1: ionice -c 3 find . -type f -amin -1440 -mmin +1441 -not -path custom/ -print0 on a path which contains over 1.7M files and ...
1
vote
2answers
503 views

Varnish 4 Working Config (optimized) for Wordpress (default.vcl)

I have successfully set up varnish 4 on my nginx 1.6.2 it is working but as per the test on http://www.isvarnishworking.com/ it shows Varnish appears to be responding at that url, but the ...
1
vote
1answer
194 views

Is it possible to configure ECDHE-ECDSA with mod_gnutls and Apache 2?

I'm trying to configure my Debian box with mod_gnutls implementation (for sake of SNI), to achieve best possible results in TLSv1.0/1.1/1.2 (disregarding both SSL2 and SSL3) However it seems to me, ...
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votes
2answers
536 views

Installing ngx_pagespeed with nginx 1.6.2 (Backport) on debian 7 (wheezy)

I am struggling to install nginx 1.6.2 with module ngx_pagespeed 1.9.32.1-beta Can anyone please help me to install this on my debian 7. Any working tutorial i have tried ...
0
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0answers
47 views

use PHP over FastCGI instead of mod_php

I have a debian wheezy server with apache. Generally I want to use PHP as a apache-module. But on some virtual hosts I want to use PHP over FastCGI instead of mod_php. How can I switch off mod_php on ...
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vote
2answers
258 views

Confused about Linux Hostname, DNS Hostnames and FQDN Hostname

This might sound stupid and basic to some of you, but I am still so confused about this even after reading numerous sources on the net. My questions still unclear are: Is the Hostname in machine ...
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votes
1answer
49 views

Debian live server mirroring (copy) of main server [closed]

I am installing a debian server and I need to install a mirror of that server, so that in case of problems with the main one, the users can connect to the mirror transparently. Any change in the main ...
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0answers
191 views

libc/libcstdc++ issue - GLIBC_2.18 not found

After some package update on my Debian (Sid) machine I started to experience errors like: Error message from server: ERROR: could not load library "/usr/lib/postgresql/9.1/lib/postgis-1.5.so": ...
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1answer
202 views

Unable to locate package mail-stack-delivery

I am trying to install dovecot in my Debian 6: root@www:/# apt-get install mail-stack-delivery And I get E: Unable to locate package mail-stack-delivery Could some one please advise what ...
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0answers
39 views

Rebuilding raid1 array fails device busy

I had a hard disk fail on my server, so I got the provider to replace the hard disk. Unfortunately I forgot to do mdadm /dev/mdX --fail /dev/sdaY for the disks. Now after a reboot, I get this: ...
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votes
1answer
43 views

In Debian, what is NAMED service for? [closed]

I have just upgraded my Debian VPS webserver from 6 to 7 and among others I have just found the following services running: named xinetd sendmail-mta (...) kthreadd/478 khelper/478 What is the ...
1
vote
2answers
81 views

Is it safe to move “ACCEPT state RELATED,ESTABLISHED” to the top?

I've the following iptables configuration: Chain INPUT (policy DROP 11 packets, 604 bytes) num pkts bytes target prot opt in out source destination 1 127 11093 ...
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0answers
187 views

To write in mdadm.conf in initramfs prompt doesn"t not save changes after reboot

I made a mistake with my mdadm.conf with my debian backup server. I used this command : mdadm --detail --scan --verbose >> /etc/mdadm/mdadm.conf to add a raid5 (it works great). By using ...
0
votes
1answer
61 views

intel 2620 and 2609 on debian cpuinfo [closed]

I have two Boxes running Debian 7 with the following processors. Each Box has two of the same processors. Intel® Xeon® Processor E5-2620 (15M Cache, 2.00 GHz, 7.20 GT/s Intel® QPI) # of Cores 6 # ...
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votes
1answer
369 views

libnss-ldap getent passwd - AD replies correctly but output shows local /etc/passwd

I am trying to configure libnss-ldap to provide AD authentication to my Linux Debian servers. This is working fine if user exists locally, I want to make it work for Domain users. Here is my ...
0
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1answer
171 views

Debian Active Directory to LDAP migration

These days I am working on LDAP and Active Directory migration. I want to migrate to LDAP but I cannot get passwords from Active Directory. I want to seemlesly migrate to LDAP, and I want a solution ...
0
votes
1answer
110 views

Increase partition size in debian server

I have a debian server instance and I need to increase the root partition size of it. I installed the parted program and took a backup first. Then I attached another 2GB volume to the instance. When ...
2
votes
1answer
157 views

Postfix to Postfix relaying

I've got a (possibly unusual) situation with using Postfix to relay mail to another Postfix mail server that then needs to send the email out. I've read plenty of tutorials and seen instructions for ...
1
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0answers
27 views

Apache - disable file preprocessing

Apache tries parse my *.tpl files (which contain js/html – underscore templates). This is somethings I don't need at all. So if I rename file to *.html, content is returned as is, and if that very ...
0
votes
1answer
124 views

lighttpd does not start at boot after enabling ipv6

A few days ago I configured lighttpd to listen on my VPS IPv6 address as well. It runs on a Debian 7 Xen VPS (Linode) with a 3.15.4-x86_64-linode45 kernel. The version of lighttpd is 1.4.31-4+deb7u3. ...
1
vote
1answer
104 views

Cannot remove mount option “discard” on an ext4 file system

I try to turn off "discard" on an ext4 file system but I cannot succeed. I tried to add "nodiscard" option in /etc/fstab but I can still see this # tune2fs -l /dev/md2|grep disca Default mount ...
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votes
2answers
110 views

VirtualHost's server name does not work (shows /var/www), all aliases do

I have installed apache 2 and created and enabled a virtual host. The virtual host has: ServerName example.com ServerAlias *.example.com ServerAlias foo.com ServerAlias *.foo.com ...
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0answers
70 views

How can I log and maybe even block IPs that send lots of incoming UDP traffic?

we run a voice / teamspeak server which receives legitmate traffic on port 9987 from many ips. Sometimes we get DDoSed. So people use single Servers and send 1-3 Gbits of UDP Floods to that port. This ...
2
votes
2answers
216 views

can I add global alias in virtual_alias_maps but only for local domains?

I want to create a global alias for all my domains to catch all mail to addresses like postmaster@ I've added theses lines to aliases.pcre: /(MAILER-DAEMON|postmaster|abuse|webmaster)@(.*)$/ ...
0
votes
1answer
626 views

Debian Jessie Qemu KVM GPU Passthrough to Windows Virtual Machine guest Virt-Manager error Bus PCI not found

I'm having problems with Virt-Manager not wanting to boot a VM and giving error: Error starting domain: internal error: process exited while connecting to monitor: char device redirected to ...
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0answers
184 views

Page displays “File not found” when I enable php-fpm chroot on debian wheezy apache2.2

I set up a chroot jail for a user "bob". bob is located in /var/jails/bob Bob has a site which is located in /var/jails/bob/bobssite.com/public_html Everything seems to work so far, including the ...
0
votes
1answer
92 views

How to add “Authentication-Results:” - Debian Squeeze+postfix+opendkim+SPF checks

I have installed Debian Squeeze on my VPS, I use it as mail server only, packages installed are: Postfix+openDKIM+SPF_checks_with_Postfix. All works fine, SPF & DKIM passes authentication, but ...
0
votes
1answer
93 views

How can i speed up an XWiki installation on debian?

We installed XWiki on Debian. Page load times in default config were about 2 seconds. Tuning the memory parameters according to the XWiki performanve guide brought it down to 1 second. But for a local ...
0
votes
2answers
69 views

server side cd on sftp client connect

Is there a way with sftp to have it configured server-side to run a cd command when a client connects? I have my users thrown in to chroot, the folder has to be root:root chowned and cannot be ...
0
votes
1answer
109 views

hylafax + modem (USR Sportster Flash X2) + MODEM TIMEOUT: reading line from modem

I have the following issue with my modem Sportster Flash X2. We had set it up with hylafax and it worked week or two. But today during receiving of fax it hangs and is not responding. Here is log from ...
1
vote
1answer
371 views

PHP from repository, upgrade to 5.5

On my Debian VPS I have installed PHP 5.4 from debian wheezy repository. Now I would like to upgrade PHP to 5.5, but I would like to still be able to continue upgrades by apt-get. Is it good way to do ...
2
votes
3answers
65 views

Accessing multiple disks under single virtual partition?

I have disks as below on my Debian server: /dev/sda1 276M 29M 233M 11% /boot /dev/sdb1 917G 793G 79G 92% /home /dev/sdc1 1.8T 1.7T 79G 96% /home2 /dev/sdd1 1.8T 1.7T 79G 96% ...
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0answers
160 views

Debian DHCP for voip option 66 using tftp

I have configured my tftp and I am able to send configurations from the windows server when it runs dhcp option 66 tftp to my server but when I try to do it from the debian isc-dhcp-server I get ip ...
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votes
3answers
937 views

Apt fails to get sources due compression

My Debian server (3.2.60-1+deb7u3 x86_64) fails to fetch updates from security.debian.org. I think it is caused by repository, because there are only compressed files on the repository. How can I fix ...
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votes
1answer
445 views

need to load xt_tcpudp module in Debian 7 Wheezy with OpenVZ kernel. Error: 'could not open'

I followed this guide IPTABLES inside container guide @ openvz.org I'm running Debian 7 Wheezy x64 which was dist-updgrade'd before installing OpenVZ. The container is Debian7 x64 minimal. It's ...
0
votes
1answer
56 views

varnish 4.0.1, Unknown command: “vcl”, but command is needed on header?

I am on Debian Jessie, Varnish 4.0.1 From the varnish 4 Wiki : "Starting with Varnish 4.0, each VCL file must start by declaring its version with a special "vcl 4.0;" marker at the top of the file." ...