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

learn more… | top users | synonyms

5
votes
0answers
440 views

ModSecurity on Apache (Debian Wheezy), Authentication logging

I am new to ModSecurity, it works great on the server, but I would like to control the way it logs things. For example as I am troubleshooting my website in order to whitelist or correct php coding ...
4
votes
0answers
814 views

`apache2ctl restart` makes apache forget about cgi-bin

On my Debian machine (running the apache as packaged by Debian, package 2.4.7-1), every time apache restarts through apache2ctl restart or apache2ctl graceful, it forgets about my cgi-bin directory: ...
3
votes
0answers
227 views

Kerberos, .k5login and sudo

Background: I am using a Debian 7 system which I have integrated with an LDAP+Kerberos system using libnss-ldap, libpam-krb5 and nscd. I have modified sudoers to permit an LDAP group the right to sudo ...
3
votes
0answers
428 views

OpenSSH server accepts public key then immediately closes the connection without any error message

I am trying to connect to an SSH server I was able to connect to in the past but using different OpenSSH client versions. Starting from a Cygwin OpenSSH_6.6.1, OpenSSL 1.0.1g 7 Apr 2014 client, going ...
3
votes
0answers
103 views

Easily spoof lsb_release output for different versions

I’m often rebuilding software packages (mostly Debian) for older versions (of both Debian and Ubuntu, including oldoldstable). Some of these packages use the lsb_release command to figure out the ...
3
votes
0answers
100 views

Puppet removes packages while installing “lsscsi”

We wanted to install the "lsscsi" package on all our Linux Servers and build a manifest for it: # pack_lsscsi.pp class common::pack_lsscsi { case $operatingsystem { RedHat, ...
3
votes
0answers
1k views

NAT64 configuration with tayga on Debian 6

I'm trying to implement NAT64 with tayga on my server and came to a point where I'm not sure how to proceed. My server is connected via one IPv4 address and one /64 IPv6 address block to the ...
2
votes
0answers
140 views

How do I get IPv6 packets to my KVM virtual machine?

My setup is: Debian Wheezy x64 on the host and on the guest. I am using a tun/tap setup to connect a virtual machine to the host. The KVM network options I use are: -net ...
2
votes
0answers
98 views

LibVirt (QEMU) Shutting down from inside guest

I am currently running LibVirt with Qemu on Debian Wheezy: Versions: libvirtd (libvirt) 1.2.4 qemu-x86_64 version 2.0.0 (Debian 2.0.0+dfsg-4~bpo70+1), Copyright (c) 2003-2008 Fabrice Bellard It's ...
2
votes
0answers
133 views

Debian, IPv6 is not asssigned to interface

I have a Debian 7 Server with several networks and KVM VMs running configured: 2a01:4f8:191:439b::/64 144.72.132.208/29 The IPv6 Subnet is splitted into /96 Networks to assign each bridge a own ...
2
votes
0answers
37 views

PHP APC cannot increase cache above 32m

apc.shm_size I set it to 128M I have also try 128 (without M) But It always 32M :( /proc/sys/kernal/shmmax is set to 134217728
2
votes
0answers
131 views

firehol simple config doesn't work on Debian 7

I'm trying to set up a very simple firehol setup under a brand new Debian7 server. I only installed ssh and sudo before this Installed firehol with sudo apt-get install firehol Changed the config ...
2
votes
0answers
169 views

Linux (Debian 7 x64) swapping activity despite lots of free memory

Yes, I have reduced vm.swappiness a lot: % sysctl -a | grep swap vm.swappiness = 1 Memory is mostly free: % cat /proc/meminfo | head MemTotal: 8070592 kB MemFree: 2619580 kB ...
2
votes
0answers
72 views

Ghost user in debian?

I have an openvz vps with debian, I am new to linux and the command line environment although i can setup a webserver. I have just noticed that there is a ghost user because when i execute /usr/bin/w ...
2
votes
0answers
407 views

NFS server export list empty

After upgrading my router, I am unable to mount NFS shares from a Debian server on an OS X client. I have updated /etc/exports according to the new IP address of the client (first line previously ...
2
votes
0answers
392 views

mdadm error: found two disks with the number 0

Im running a server deep in the forest , and after a hard disco failure i got this error. error: found two disks with the number 0. It a server with 2, 1 TB disc in raid 1 with mdadm 0.9 SDA failed ...
2
votes
0answers
230 views

sshd running at 100%

I'm running an Ubuntu/WordPress server on Amazon EC2 which is experiencing problems every 24-48 hours: I get a CPU alarm from EC2, log into the server, and discover sshd is running at 99.9% CPU. This ...
2
votes
0answers
407 views

How can I use huge pages and libhugetlbfs on a Debian EC2 PVM instance?

On my local machine (i7 9200) running Debian Wheezy amd64 I can get some significant speedups on some "big data"/HPC type stuff by: Following the instructions here to reserve some RAM for huge pages ...
2
votes
0answers
179 views

linux - Debian - top(1) in batch mode, with selected columns

I have read the man page (which does not mention how to select columns in batch mode but explains how to do it in interactive mode). Since I also have seen blogs discussing how some environment ...
2
votes
0answers
211 views

skipping dpkg-genchange step (Debian)

I'm building binary only package: dpkg-buildpackage -b -us -uc The build actually runs successfully, but I have deleted previous version of the package and now dpkg-genchanges complains: ...
2
votes
0answers
76 views

OpenVPN routing between static hosts

I have an OpenVPN server with successful static-key tunnels to two separate hosts - my laptop, and another server elsewhere on the internet. I have connectivity over both OpenVPN tunnels. How do I ...
2
votes
0answers
3k views

How to install Oracle Java on Debian Wheezy with make-jpkg and fakeroot without errors?

How to install Oracle Java on Debian Wheezy with make-jpkg and fakeroot? the manual for installing oracle java on debian wheezy is quite clear and understandable: http://wiki.debian.org/JavaPackage ...
2
votes
0answers
492 views

Debian Squeeze Preseed Installation “The current kernel doesn't support the Logical Volume Manager. You may need to load the lvm-mod module.”

I'm attempting to install Debian Squeeze via an instalinux.com image pre-seeded with more or less default settings. (Only notable addition is the openssh server, which is a clickable option in the ...
2
votes
0answers
555 views

udisks-daemon eating up all my memory

I'm operating a little storage server on debian, over the past months I've noticed the process udisks-daemon eating up almost all available memory. Is this just really aggressive caching or a memory ...
2
votes
0answers
175 views

Debian: preseed partitioning results in deadlock

I'm using this code in my preseed.cfg for debian testing (wheezy): #Partman partman-auto partman-auto/init_automatically_partition select 50some_device__________regular partman-auto ...
2
votes
0answers
127 views

Debian squeeze server hangs when accessing md raid 5 over network

My debian squeeze server ha begin to hang/freeze when I try to access my md raid 5 over network (via samba or afp/netatalk). This behavior started when I installed netatalk, libgcrypt11 from wheezy. ...
2
votes
0answers
204 views

Xen and Turbo Boost

Running the Debian Squeeze default Xen, I am unable to get any of the CPU frequency scaling stuff going. As soon as I revert to the standard kernel I get it. Digging through the internet it seems ...
2
votes
0answers
295 views

What is the preferred clocksource for a kvm guest running debian?

Our development server is running debian 4.0 (etch) as a guest under KVM. For the longest time, it had sporadic issues where many processes would appear to just hang. We finally found the issue - the ...
2
votes
0answers
204 views

Email Vyatta Log File

I have a vyatta set up as the top layer of security on a website. The vyatta is running IPS which then outputs to a log file. What I would like to do is to set the Vyatta to email me this log file ...
2
votes
0answers
3k views

Debian squeeze as L2TP/IPSec gateway for Android devices

I'm trying to configure Debian squeeze as L2TP/IPSec VPN for Android devices, but with no great success. So far I have done following: Successfully configured Debian with openswan implementation of ...
2
votes
0answers
352 views

PHP + ImageMagick Performance Issues

Good Day, I have two environments: OpenVZ VPS and Pentium 4 local dev machine. They have all packages installed the same way. ImageMagick is compiled from sources without OpenMP support. When I run ...
2
votes
0answers
554 views

Problems installing Gitorious on Debian 6.0.4

i am trying to install Gitorious on latest Debian 6.0.4 but i am running into some problems and hope there is somebody out here who might be able to help. I followed this article: ...
2
votes
0answers
668 views

Force Apache to kill its children after lost connection (“stop button” pressed)

How can I make Apache kill the CGI's that it has spawned, after the client (browser) has closed the connection? I got a couple of CGI's that perform long-running operations and send output every 15 ...
2
votes
0answers
64 views

VE not stopable

One of my VEs sometimes stops working. I cannot reach it via HTTP, FTP or SSH, I only can enter it per vzctl enter X All tries to restart the VE result in a 'Operation timed out', even if I try ...
2
votes
0answers
303 views

Postgres shell logout weirdness on debian

So, strangest thing happening on Debian PostgreSQL user: lab3:~# su - postgres postgres@lab3:~$ plogout lab3:~# And: lab3:~# su postgres postgres@lab3:/root$ pexit lab3:~# What is happening ...
1
vote
0answers
11 views

Force libvirt to pass always the same device number to the guest on USB device reconnection

I have a HP plotter connected with a USB cable to a debian server through a USB hub. On the server there is a virtualized Windows XP. Everytime I reboot the plotter a different device number is ...
1
vote
0answers
23 views

Debian KVM Host, Debian guests : where full-disk encryption should be done?

I have a host under Debian Wheezy, running qemu/KVM. I want to have all my guests fully-encrypted. I can see to possibilities : - Either I encrypt the LVM Volume using dm-crypt (cryptsetup) and use ...
1
vote
0answers
38 views

Setting the MemoryLimit of a user-created systemd scope using cgroups as user

Related: LImiting overall memory usage for child processes Is there a way for an unprivileged user, or for root to allow an unprivileged user, to create a systemd scope (or other control group ...
1
vote
0answers
29 views

systemd upgrade frozen on “removing any startup links for /etc/init.d/udev-mtab”

I am having an issue upgrading my VPS which runs latest Debian, I decided to switch to testing branch to be able to use OpenSSH 6.7 (the current stable branch only brings 6.0 which lacks many ciphers ...
1
vote
0answers
94 views

Etherpad-Lite - Something bad happened

I installed etherpad-lite on Debian 7 - I also configured NPM and Node.js, but if I try to open etherpad, I'm getting this error: { "error": "Sorry, something bad happened!" } On the console ...
1
vote
0answers
12 views

Debian d-i preseed partman tmpfs

I am trying to create automatic provisioning of my servers using pxeboot and netinstall. Everything works ok (RAID, LVM, ...), but I would need to create tmpfs for some directories. I would like to ...
1
vote
0answers
155 views

OpenVPN ignoring openvpn.conf, throws unrecognized or missing option

I set up openVPN on Debian, but can't start the service. [FAIL] Starting virtual private network daemon: openvpn failed! Syslog says Options error: Unrecognized option or missing parameter(s) in ...
1
vote
0answers
488 views

OpenVPN ERROR: could not insert 'tun': Unknown symbol in module, or unknown parameter (see dmesg)

I'm trying to configure OpenVPN on my Debian 7 VPN but I'm getting the following error ERROR: could not insert 'tun': Unknown symbol in module, or unknown parameter (see dmesg) I tried the ...
1
vote
0answers
138 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": ...
1
vote
0answers
112 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 ...
1
vote
0answers
23 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 ...
1
vote
0answers
151 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 ...
1
vote
0answers
131 views

Failed to install Nginx from nginx.org, Debian apt preferences messed up?

I'm trying to install Nginx from the latest release on nginx.org However, the latest package is not picked up: $ apt-get install nginx Reading package lists... Done Building dependency tree ...
1
vote
0answers
146 views

How can I limit total quota using squid without authentication for per user

I am having Raspberry Pi running Raspbian, I have configured it as a wifi hotspot using hostapd and dhcpd, I have configured transparent squid proxy server on it. Now all traffic goes through my proxy ...
1
vote
0answers
184 views

Shorewall: DNAT to IPSEC tunnel zone not routing correctly

I have a ipsec tunnel working that gives access to a 192.168.4.0/24 lan. It is working fine and I can access hosts on the other side without problem: # from fw and lan hosts: # ping 192.168.4.44 PING ...