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

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Am I wasting half my disk space by not mounting a volume?

I inherited a Debian server from the previous sysadmin who left, without much documentation. I'm not a sysadmin, but I guess for now I'll have to be, and I'm trying to understand what disks and ...
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1answer
14 views

How to start headless X upon boot for non-root users in Debian

My requirement is a little different from this one in that I would like to launch a window manager for each of two non-root users upon boot. For testing, first I prepare the following lines in ...
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0answers
12 views

Samba user expiration

I got a Samba4 Server running on a Debian. I let Linux user expire with the 'chage' command but I can't find a way to do so with the Samba user. The Samba users can still log in when the Linux user ...
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0answers
8 views

Apache2 2.4 ignoring my default config

Ok so i have installed apache2 2.4 and i am having problems with porting my old wesites/configs across from old server (apache 2.2) to new one. By default apache 2.4 default web dir is /var/www/html ...
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0answers
14 views

HP Smart Array p410i Debian problems

I have server HP Proliant DL360 G6 http://h20565.www2.hpe.com/portal/site/hpsc/public/psi/home?sp4ts.oid=3884319&ac.admitted=1464192858434.125225703.1851288163 with HP Smart Array P410i ...
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0answers
14 views

Inconsistent CPU load on debian

This server runs Apache2, Tomcat6 and MySQL.(if that makes any difference you tell me :) Using htop i can see the cpu load on each of the 4 cores. What I do not understand is witch processes are ...
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1answer
11 views

Gitlab - Postgresql not working anymore after gitlabctl-reconfigure

I just installed a brand new server with Gitlab. The first time I done gitlab-ctl reconfigure it worked like a charm. After that, I didn't change anything but ran gitlab-ctl reconfigure again. This ...
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0answers
13 views

Exim can't send email (unable to set gid or uid forcing real = effective)

I've a debian Jessie and Exim4. I can't send email from php, error given is: unable to set gid=33 or uid=0 (euid=0): forcing real = effective I've tried to search for this problem but nothing helps ...
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2answers
64 views

Why does Debian have RPM and Yum packages?

I know that Debian comes with an awesome package manager called APT which is capable of installing .deb packages. I know that RHEL comes with a package manager called Yum and is capable of installing ...
0
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1answer
28 views

Pass host from nginx to rsyslog

I have a cluster of nginx web servers and a separate syslog server running rsyslog. The nginx vhost looks like this: access_log syslog:server=10.0.0.51,facility=local1,severity=info combined; ...
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1answer
12 views

mongodb folder size is very big

I installed a mongodb on a Debian Jessie. After some inserts (<100) I checked the size of the folder /var/lib/mongodb/ and the content of the folder is 3.3 GB high. Is this normal? The hard disk ...
0
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1answer
26 views

proFTPD unable to connect after update ECONNREFUSED

I am working on Debian 8 - ran a series of automated system updates and now I am unable to connect to my local server running proFTPD. I have made no changes to the client attempting to connect to ...
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1answer
23 views

Web server files being publicly served despite permissions set to user/group only

I'm running an Apache2 server on Raspbian that serves an instance of DokuWiki, however I seem to be running into permissions issues. For some reason all my directories and the files in them are ...
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0answers
16 views

Why wont my service run after reboot?

I have created the following service in the directory /etc/init.d of my Debian 7.2 Wheezy machine: #!/bin/sh ### BEGIN INIT INFO # Provides: myService # Required-Start: $all # ...
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0answers
18 views

rsyslog does not close connections

I've successfully configured rsyslog (v5.8.11-3, Debian 7.6) to receive messages from remote machines using this configuration: Server-side rsyslog.conf $ModLoad imtcp $InputTCPServerRun 514 ...
-4
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0answers
30 views

Why do i need to turn off and on to get a IP from DHCP? [on hold]

When a power outage happens my PC boots direct when power becomes available again (as configured in bios). But my PC do not get an IP. I tried to: * ifdown eth0 & ifup eth0 * plug off and on LAN ...
2
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0answers
8 views

Move htaccess rules to apache configuration files

I'm running a website with Joomla on a dedicated server (Debian), and i've read that moving .htaccess rules to apache2 configuration files may result in a good performance improvement (Apache HTTP ...
1
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1answer
23 views

Tunnel / Forward connections on server 1 to server 2

I have now spent some time researching, but I haven't found a working solution to the following problem: I want to tunnel any requests on server 1, port x to server 2, port x. The port stays the ...
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1answer
37 views

simple routing don't work under debian jessie

I'm trying to set up simple enogh system with 3 virtual debian jessie machines: first connected to second and second connected to third. I want first one to be able ping third one. To achieve this, ...
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0answers
23 views

program segfault error debian

I've got a Debian 8 dedicated server and I try to start a program called "startserver" with the following command : ./startserver. This program already has the +x chmod and when I try to start it I ...
0
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1answer
22 views

Unable to SSH with shell into NAS: “error: openpty: Invalid argument”

I have a WD MyBook WorldEdition II (White Light) NAS here. This essentially is a ARM926EJ-S with two SATA drives attached. For quite some time, I was running Debian 6.0 Squeeze on it. Now I recently ...
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0answers
19 views

Error in crontab file: bad day-of-week

When I run crontab -e on my Debian server and add these lines: # System statistics */10 * * * * /usr/lib/sysstat/sa1 1 1 > /dev/null 2>&1 59 23 * * * /usr/lib/sysstat/sa2 -A > /dev/null ...
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1answer
23 views

Encrypted root partition not booting properly

I have a Debian 8 VPS with an encrypted root partition. After a kernel update a few months ago (package version 3.2.73-2+deb7u3), it stopped being able to decrypt properly on boot. As far as I can ...
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0answers
31 views

LDAP PAM authentication: endless password change loop

I'm setting up LDAP authentication in a 'toy' environment - i.e. the LDAP server and client are on the same system, and the setup is quite simple. The system which I'm setting it up on is an ...
0
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1answer
51 views

MQTT certificates verification fails

I'm been desperately trying to get my MQTT clients to connect to my MQTT broker which is set up with a certificate from a CA (Letsencrypt). To be able to get the CA certificate, I've used the ...
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2answers
57 views

Iptables on a Debian machine, the delete command needs a networking restart to work?

I have a big problem with iptables, this the thing I try to make : PC windows (192.168.1.1) -> (192.168.1.2) PC Linux (192.168.2.1) -> (192.168.2.2) card I want to forward the messages from Windows ...
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0answers
8 views

File /etc/ld.so.nohwcap is missing in Debian 7 [migrated]

What is the file /etc/ld.so.nohwcap used for?. In my machine (Debian 7), this file is not found. Therefore, Which package or library this file belongs to?
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0answers
11 views

Debian & KVM: limit FC at restoring

my system: 3 Proxmox hosts (debian 8.3) connected via FC (4G) to an open-e storage. Backup is a NFS storage from FreeNAS. All VMs disk lay on that storage, everything is fine. I can create VMs, ...
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0answers
55 views
+100

smbclient: Connection to localhost failed (Error NT_STATUS_CONNECTION_REFUSED)

until yesterday I had a functioning Active Directory Primary Domain Controller running on a raspberry pi. Now it seems I cannot get the 'samba' service to listen at all. This is since performing an ...
1
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0answers
43 views

How to use “keep_environment” option in exim 4 on Debian

I am running exim 4.84_2 on Debian, now since a few weeks I get the following mails from anacron: /etc/cron.daily/exim4-base: LOG: MAIN Warning: purging the environment. Suggested action: use ...
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5answers
51 views

How do I increase a partition size (that doesn't use LVM) without removing and re-adding it

I have /usr on a separate partition. At the moment, this is how the server is set up: [root@localhost ~]# df -h Filesystem Size Used Avail Use% Mounted on /dev/sda2 4.9G 329M 4.6G 7% ...
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0answers
24 views

OpenVPN NAT gateway on Debian, no traffic

My Debian server is successfully configured to connect to "HideMyAss", using OpenVPN, has internet access, receives HMA IP and still sees the computers on the LAN. I'm trying to configure the other ...
2
votes
1answer
62 views

What does the colon part means in Apache error.log's [client] block on Debian?

I am trying to debug an issue with Apache 2.4 on Debian 8 (jessie). I notice lines like the following in my /var/log/apache2/error.log: [Sun May 15 11:53:10.526964 2016] [authz_core:error] [pid ...
1
vote
2answers
33 views

Debian / IPv6: Default route expires after 1800 secs, loosing connectivity

I'm running Debian 8 on a vServer. After installing docker and enabling IPv6 i noted something strange. I don't know if docker has anything to do with this, it's just that i noticed this problem after ...
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3answers
52 views

Error when passing string to scp in for loop

I'm grabbing file list from server via find via ssh for f in `ssh -p ${SSH_PORT} -l ${SSH_USER} ${SSH_HOST} -t "find ${DIR_REMOTE} -type f | grep jpg" 2> /dev/null` When I echo the list in the ...
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0answers
28 views

Qemu kvm necessary kernel and qemu version on jessie host and guests with Skylake

I am running a dedicated server with Debian jessie and the current backported linux-image-amd64/linux-headers-amd64 (currently 4.5), because the server has a Skylake CPU. On the dedicated root, I'm ...
0
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1answer
16 views

pam_mkhomdir + nfs creates noboy:nogroup owned home dirs

this is a strange issue I've been struggling with some time now. I have a working ldap and authentication via pam on debian 8. I have successful tested pam_mkhomedir and I got a home directory for the ...
0
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0answers
9 views

add ability for users in group to see and attach to screen sessions - Debian Wheezy

I'm trying to add the ability for users in a group to be able to list and attach to eachothers screen sessions. I've been pretty unsuccessful so far. I know about multiuser but I'm kind of throwing ...
0
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0answers
14 views

Debian Apache: only IPv4 -> no IPv4 connection, IPv4 + IPv6 -> IPv4 connection?

I have a strange issue on a debian (8.4) webserver running apache (2.4.10): Apache somethings stuck, after reboot the server I could access the website. So I investigated: For testing I activated ...
0
votes
1answer
16 views

kadmin can't find master key

I can't use the kadmin.local interface I just get the error Authenticating as principal root/admin@deadpool.cavill.org.uk with password. kadmin.local: Can not fetch master key (error: No such file or ...
1
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0answers
11 views

Samba server permissions not checked on windows clients

I have a Debian 7 installed with samba version 4. I have a samba share which is accessed by windows clients (Windows 7 and Windows 10). Each folder in the share belongs to a group and only members ...
0
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0answers
9 views

Memdisk for PXE on armhf

I'm setting up a network boot server for both nix and windows distribution on LAN using bananapi board. Did it before with regular servers but what stops me now is memdisk as kernel for windows boot. ...
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0answers
39 views

Kernel panic on Dell R710 Kernel 4.4.1

We are running Debian 7.9 server with kernel 4.4.1 on Dell R710 (Intel(R) Xeon(R) CPU X5670 @ 2.93GHz) and after some time (maybe once a month) server stop working and I see on a screen the kernel ...
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0answers
5 views

Will Debian UEFI-installer discover existing UEFI Windows 10 to include it for dual-boot? [migrated]

I have Windows 10 UEFI-installation on my machine (hard disk "A"), and I'm going to install Debian in UEFI mode to the disk "B". I doubt that Debian will detect another distribution and include it to ...
0
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0answers
37 views

Can't increase Java heap in Debian

I'm setting up an environment to run some web apps developed in Grails, and deployed in Tomcat. I made the default configuration and the first web app deployed just fine, but after logging in, the ...
3
votes
1answer
336 views

Debian jessie nginx with openssl 1.0.2

I am running debian jessie on my server and recently upgraded to new nginx web server with http/2 support (nginx 1.10). As today, it works great and webserver is delivering content with http2 ...
0
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0answers
21 views

fail2ban jail not working

I am struggling to get a single jail working in fail2ban. Fail2ban seems functional, and other jails are working. I have tried using fail2ban-regexp and it seems to be matching multiple times, but ...
2
votes
1answer
52 views

http working, but www. does not

I have been hunting for an answer but I really cannot find anything on the subject most likely down to me searching the wrong things. I am fairly certain its something to do with the way I have setup ...
0
votes
1answer
30 views

debian networking does not restart properly

I have a Debian 8 machine, where I've configured two VLAN interfaces in /etc/network/interfaces. Now I've deconfigured it (deleted information from interfaces file), restarted networking, and now it ...
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0answers
21 views

How I can look from that script runs sendmail?

my problem is that some script in php or some other script or program is sending spam. I am not able to trace where this program runs. do the following: ps aux | grep sendmail nginx 28286 0.0 ...