Questions tagged [debian]

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

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Can't install MySQL

I have a Debian machine that I have previously installed MySQL on. In an attempt to delete it, I stupidly deleted the directories/files /etc/mysql/, /etc/init.d/mysql, /usr/lib/mysql/, /var/lib/mysql/....
James Marthenal's user avatar
3 votes
2 answers
27k views

Curl SSL Certificate: unable to get local issuer certificate

when using curl in verbose mode, I get this error: Command: $ curl -vvI https://www.google.com Error: successfully set certificate verify locations: CAfile: none CApath: /etc/ssl/certs TLSv1.3 (OUT),...
perissf's user avatar
  • 151
3 votes
0 answers
3k views

Replacement for scponly on Debian [duplicate]

scponly has been removed from Debian packages. I'm using scp to pull backups from a Debian 8 server and for previous Debian servers I've set the login shell to scponly in order to restrict the backup ...
RjOllos's user avatar
  • 131
3 votes
1 answer
2k views

Correctly mounting SAN volumes at boot time

I have a system running Debian Wheezy (7.8) that connects to a storage volume exported via iSCSI using the open-iscsi (version 2.0) software initiator. The iSCSI initiator correctly reconnects the ...
Jules's user avatar
  • 239
3 votes
1 answer
4k views

check header for Authenticated sender in postfix

My users send email with SMTP AUTH via SASL Authentification. Unfortunately their mails would marked as NoBounceOpenRelay by Amavis. So I set this to postfix main.cf smtpd_sasl_authenticated_header ...
MarcJ's user avatar
  • 33
3 votes
3 answers
4k views

Duplicity error: BackendException: ssh connection to SERVER_IP:22 failed: Unknown server SERVER_IP

I'm trying to setup a backup system with Duplicity. I have a server that I want to backup to another SFTP server. If I try to connect via sftp it works fine: root@SERVER:~# sftp user@SFTP_IP ...
Ixio's user avatar
  • 173
3 votes
1 answer
5k views

Gmail bouncing postfix mail [duplicate]

I followed this tutorial to get email working on my VPS. I've been having problems sending email to Gmail. I can receive emails fine, but any mail that is sent to Gmail is bounced with the following ...
k9rosie's user avatar
  • 39
3 votes
1 answer
4k views

systemd-journal in Debian Jessie LXC container eats 100% CPU

After creating fresh LXC based on Debian Jessie, on a Ubuntu 14.04, systemd-journal eats all CPU available. lxc-create -n jessie -t debian
Tombart's user avatar
  • 2,193
3 votes
2 answers
2k views

connect to 3rd party VPN server but don't use it as the default route?

I would like to connect to a 3rd party VPN server in Linux (e.g. Debian Jessie) but by default still use my eth0 lan interface as the default route, and am curious how to achieve this. I will be using ...
onlinespending's user avatar
3 votes
4 answers
6k views

Can I recover from "rm /*"?

I'm running Debian... And, I accidentally ran "rm /*" as root (hurray!) - luckily I didn't use -r, so the dirs are still intact. However, when trying to boot, I get... run-init: /sbin/init: No such ...
Nick Bolton's user avatar
  • 5,146
3 votes
1 answer
4k views

gitlab authentication using HTTP_REMOTE_USER environment variable

we have discovered gitlab, and I would like to integrate it in our global authentication process, which relies on apache HTTP_REMOTE_USER environment variable. I have seen very little documentation ...
philippe's user avatar
  • 2,383
3 votes
1 answer
8k views

Aliased network interfaces and isc dhcp server

I have been banging my head on this for a long time now. There are many discussions on the net about this and similar problems, but none of the solutions seems to work for me. I have a Debian server ...
Jonatan's user avatar
  • 145
3 votes
2 answers
2k views

Apache webserver & Tomcat : Runing multiple tomcat webapps and apache webserver app at same time

We have a Debian X64 server which currently has a tomcat instance where we have 3 webapps in WAR file ofcourse. Also, we have an Apache webserver, which has one CMS system running. And one final ...
We are Borg's user avatar
3 votes
3 answers
4k views

Install VirtualBox Headless only

I want to install VirtualBox on a fresh debian box without having to install an X-Server. How can that be done ?
user avatar
3 votes
4 answers
3k views

How to config mysql-server for heavy load

Im in the process of setting up a new database server. I have been running a few mysql database servers before and it has been working okay. But i would like to hear the recommended setup for my ...
Rasmus's user avatar
  • 31
3 votes
4 answers
4k views

Debian Hostname refusing to stick

I'm using VirtualBox for testing and have the latest stable Debian. When I try to set the hostname of the machine using both: hostname ayil and editing /etc/hostname and running /etc/init.d/...
digital's user avatar
  • 345
3 votes
2 answers
2k views

select() hangs due to resource exhaustion - but what resource?

Connecting to my server via sftp sometimes results in a hang here: if (select(max+1, rset, wset, NULL, NULL) < 0) { which is line 1428 from openssh 5.2p1's sftp-server.c (main loop of ...
njahnke's user avatar
  • 290
3 votes
1 answer
543 views

Troubles with Dovecot + Webmin on Debian 6.0

I installed Apache, PHP5, MySQL and Webmin on a vps. I host my website on that. I completely reinstalled whole VPS with fresh installation of Postfix and Dovecot. But Dovecot fails to start, so ...
xZero's user avatar
  • 199
3 votes
1 answer
929 views

Straight-forward to Virtualise with XEN or KVM on IBM Server System x3650 M4 791562G?

I want to built a virtualised Server Environment using XEN or KVM. The virtual machines should be purely debian systems - so XEN or KVM should be a sane choice. Now while buying servers, I am ...
ChrisZZ's user avatar
  • 737
3 votes
1 answer
242 views

debian: upgrade from etch to lenny fails

The error message is: error processing /var/cache/apt/archives/debianutils_2.30_i386.deb (--unpack): trying to overwrite `/usr/sbin/add-shell', which is also in package passwd How can I solve ...
yas4891's user avatar
  • 195
3 votes
2 answers
10k views

Debian: Should I add vlan interface into bridge for KVM?

I am setting up a Debian Squeeze box as a KVM host. I want to add multiple interfaces to each KVM guest so I want them to be on different VLANs. After reading about this, I believe the best method is ...
Baldrick's user avatar
  • 4,242
3 votes
1 answer
2k views

enabling virtualization on supermicro board

I'm trying to setup a virtualization server on an old Supermicro board (mainly for experimenting a bit), using qemu/kvm (running on Debian/jessie, with a 3.16.0-4-amd64 kernel) The board is equipped ...
umläute's user avatar
  • 519
3 votes
2 answers
5k views

After adding skip-innodb mysql doesn't start

I am trying to setup these values: #skip-bdb #skip-locking #skip-innodb When I add them to /etc/mysql/my.cnf and even if I turn ON of of, them after I do the service restart mysql fails to start, ...
Pentium10's user avatar
  • 444
3 votes
1 answer
5k views

systemd not restarting my process

I have the following service configured: [Unit] Description=HB service started [Service] Restart=always # or always, on-abort, etc RestartSec=3 WorkingDirectory=/home/debian/hb/program ExecStart=/...
Luis Cruz's user avatar
  • 151
3 votes
1 answer
2k views

Difference between debian-keyring and debian-archive-keyring?

Do I need both to install packages? What is the purpose of each of those?
x-yuri's user avatar
  • 2,280
3 votes
1 answer
471 views

My server doesn't seem to be caching anything well

I have a VPS from tocici (via BuildYourVPS). It's got 4 GB of RAM (2 GB of it "burst" RAM). This server has some severe performance issues, however. First, a quick explanation of what this server ...
Xkeeper's user avatar
  • 129
3 votes
1 answer
4k views

I manually deleted my /etc/php5/ config files and now they don't reinstall

I wanted a clean reinstall of php5-cli, php5-common, php5-fpm. So what I did was: rm -rf /etc/php5 rm -rf /usr/local/lib/php5 rm -rf /usr/local/php5 rm -rf /usr/lib/php apt-get autoremove php5* apt-...
Jürgen Paul's user avatar
  • 1,275
2 votes
2 answers
8k views

Finding local IP addresses using Python's stdlib under Debian jessie

I am writing a distributed systems program in python, and in this program I need to know the local ip-address... eg. 168.192.... 10.13..... etc, not 127.0.0.1 or hostname. I have found following ...
user avatar
2 votes
1 answer
1k views

Rebuilding /etc/rc?.d/ links

A regular filesystem check on a Debian Lenny system triggered an fsck, and that nuked a handful of links in the /etc/rc?.d hierarchy (unfortunately I didn't keep a list). The system seems to boot and ...
timday's user avatar
  • 876
2 votes
3 answers
5k views

Resize partition at VPS without losing data

I have small VPS server with 40 GB disk space. I bought extra 40 GB and now I would like to extend / partition size. My partitions looks like this: /dev/vda1 is /boot and /dev/vda5 is my /. My VPS ...
Odin's user avatar
  • 33
2 votes
3 answers
4k views

Host a Debian repository on a Windows Web/Ftp server

At the risk of causing a matter vs. antimatter paradox that would end the world as we know it ... Is it possible to host a Debian repository on a Windows server? We have some applications which are ...
Dave's user avatar
  • 143
2 votes
4 answers
13k views

How do you setup multiple instances of vsftpd to run on different listen ports?

I need to setup 2 different instances of vsftpd. Which will listen on 2 different ports such that one instance listens on the default port 21 and the other can listen on another port 1123. Please ...
Phil's user avatar
  • 133
2 votes
3 answers
11k views

VLAN support with libvirt for linux bridge to virtual machines

I'm using systemd-networkd to configure network interfaces managed by libvirt for KVM (Kernel-based Virtual Machine) with Debian Bullseye on all nodes. I want to have transparent VLAN support on the ...
Ingo's user avatar
  • 475
2 votes
3 answers
4k views

KVM-Guests can't get past bridge - no internet connection

I'm running a backported KVM on a Debian Squeeze. ATM the KVM-Guest can't connect to the internet through the bridge I have set up. The guests can reach each other, the host but nothing outside. I can ...
cete3's user avatar
  • 156
2 votes
1 answer
628 views

In Debian-based script: how to determine if kernel changed and needs reboot?

How can we (more) easily determine if a kernel-change-reboot is required in Debian, other than doing this in a script (which is a bit cumbersome)? Ubuntu has /var/run/reboot-required and per our ...
Johnny Utahh's user avatar
2 votes
1 answer
1k views

How do I convince smartmontools that my SSD is not a hard drive?

I'm running Debian Wheezy, stock smartmontools package (smartctl 5.41). An SSD, Mushkin MKNSSDCR120GB-MX, is reporting usage lifetime information in SMART attribute id 231 (decimal). For hard drives ...
njahnke's user avatar
  • 290
2 votes
2 answers
3k views

MySQL extension of PHP not working

In a Debian server, and after intallation and removal of SquirrelMail (with some downgrade and upgrade of php5, mysql...) the MySQL extension of PHP has stopped working. I have php5-mysql installed, ...
Víctor's user avatar
  • 21
2 votes
2 answers
2k views

Multiple IP addresses assigned to one KVM VM

System: OS: Debian 6.0 64-bit with KVM installed from packages KVM is managed with Cloudmin 6.4.kvm I have a /29 subnet from my host. The bridge is setup properly for each VM to have its own IP, ...
Jguy's user avatar
  • 239
2 votes
2 answers
12k views

Pure-FTPD chroot not working on a fresh Debian install?

I am trying to get chroot to work with virtual Pure-FTPD users, but for some reason it simply is not working. I changed the following options: /etc/default/pure-ftpd-common: VIRTUALCHROOT=true /...
Aron Rotteveel's user avatar
2 votes
2 answers
1k views

sshd_config adding a delay between login attempts?

Is there a configuration for this without installing 3rd party software?
dynamic's user avatar
  • 740
2 votes
2 answers
8k views

How can I use Exim4 to forward email for root to another email address?

I am trying to forward system email (from apt, cron, etc.) addressed to "root" to my personal email address using a smarthost. I am using Debian 9. First, I ran sudo dpkg-reconfigure exim4-config. ...
Jaap Joris Vens's user avatar
2 votes
2 answers
6k views

How to update sources.list for Debian 4.0 Etch?

I am trying to update my /etc/apt/sources.list on my VPS. As I run apt-get update I get all kinds of 404s not found, for example: Failed to fetch http://debian.newdream.net/dists/etch/main/binary-...
amateur barista's user avatar
2 votes
2 answers
5k views

Extremely slow NAT within a VMWare ESXi host using Linux VMs

I have a VMWare ESXi host attached to a fast network. The host runs two virtual machines: Gateway Client The gateway has two network interfaces, one that's bridged to the external network (vSwitch0),...
tstm's user avatar
  • 323
2 votes
1 answer
4k views

Debian 8, Apache 2.4.10: Scoreboard is full, not at MaxRequestWorkers

Fresh install of Debian 8. After running my web server for a few minutes/hours, Apache2 stops working. I always get the error "Scoreboard is full, not at MaxRequestWorkers" from Apache2 error.log. ...
Hillcow's user avatar
  • 121
2 votes
3 answers
18k views

/etc/resolv.conf keeps resetting itself

I'm running some tests on a Debian server. The network in which this server is located has two DNS servers (I don't know why and I can't change this). I used to need to point /etc/resolv.conf to one ...
André Caron's user avatar
2 votes
1 answer
5k views

Remove exim local username

How can i remove the local username in the mail headers with exim4 running on debian 6? Received: from root by host.domain.com with local (Exim 4.72) (envelope-from <[email protected]>) id ...
Gustav's user avatar
  • 133
2 votes
2 answers
872 views

Backup Entire USB Drive Containing Bootable Partitions in Debian [duplicate]

What's the best way to backup a USB drive with bootable data on it? For instance, I have what's called an ESXi server on a bootable USB, it's basically a linux variant with multiple partiions. What'...
Ninjaxor's user avatar
  • 469
2 votes
1 answer
2k views

encryptfs auto-mounting script

I'm trying to make a script, that creates and mounts encrypted directory using ecryptfs(on ssh logons(with passphrase sent via pipe) and by some other scripts). I know about ecryptfs-setup-private ...
scriptaholic's user avatar
2 votes
1 answer
2k views

Apache MPM workers stuck in G (gracefully finishing) growing - "scoreboard is full"

Running MPM worker, Apache 2.4.46, Debian 9 Gracefully finishing workers just grows over time, they dont seem to ever finish. Eventually I run out of capacity and get "scoreboard is full" ...
Hayden Thring's user avatar
2 votes
1 answer
10k views

Debian 11 no longer automatically receiving static DHCP IP address, dhclient must be started manually

I am hosting a Debian 11 (no desktop environment) virtual machine on Windows Server 2012 with Hyper-V. This is on a company network with its own DHCP system and the MAC address of the VM is registered ...
ccj9874's user avatar
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