Linux is the generic term for a UNIX-like open source operating system based on the Linux kernel.

learn more… | top users | synonyms (3)

0
votes
0answers
4 views

Virtualbox installation in SLES11 SP2 [migrated]

Trying to install virtualbox in SLES11 SP2 Downlaod the source rpm from https://www.virtualbox.org/wiki/Linux_Downloads Installed it like rpm -ivh VirtualBox-4.3-4.3.20_96996_sles11.0-1.x86_64.rpm ...
0
votes
1answer
20 views

putty fatal error :server unexpectedly closed network connection

I recently updated my Linux server(Ubuntu 14.04) and Putty stopped working. I checked hosts.allow and host.allow files and no issues found.I am using DigitalOcean as my server provider .My firewall is ...
-1
votes
1answer
26 views

The requested package php could not be found in any version

I'm trying to install the latest version of Technic Solder in my Plesk VPS server but composer is failing to detect the php version installed... What cant I do to fix that? My system is running ...
0
votes
0answers
11 views

NFSv4 ACLs on gpfs

I try to use NFSv4 over gpfs, but I'm get the following errors: # nfs4_getfacl file Operation to request attribute not supported. # nfs4_setfacl -e file Operation to request attribute not supported. ...
0
votes
0answers
14 views

PostgreSQL failed to start. unable to load private key file << server.key >> : key values mismatch

I am trying to install PostgreSQL on my Linux Debian 7.2 server but it fails. this is what I did : user ~ $ sudo apt-get install postgresql Lecture des listes de paquets... Fait Construction de ...
1
vote
0answers
14 views

can't change NIS account password from Centos-7 client “NIS server Centos-6”

I'm trying to change password for a NIS account from a Centos-7.0.1406 client and the server is Centos-6.6 it seems that passwd command don't ask me neither to change password nor ask me for old ...
-1
votes
0answers
13 views

“__ANDROID_API__ undeclared” when trying to rebuild CentOS kernel

I have a basic docker image based on CentOS 6.5 (base, without updates). When I try to rebuild the kernel source rpm, I encounter the following errors: CHK -fstack-protector-all CHK ...
-2
votes
1answer
28 views

Opinions about firewall rules for vps [on hold]

I just switched to a new vps, which I installed Linux and I wish to harden it a bit by applying firewall rules using iptables. I use Firewall Builder to create my rules and I would like some ...
-2
votes
2answers
34 views

Is it possible to make Nginx listen to different ports?

I created one Nginx with one Linux Azure VM, is it possible to make nginx listen to different ports so that when I change the port number, the content would be different. I found there would be a ...
-3
votes
1answer
47 views

High Memory server, apache not using All ram [on hold]

I have 64G Memory, 12coreX3CPU , SATA HDD... But memory using %5 ?? How to increase this limit? htop http://i.stack.imgur.com/STqtm.png top -c http://i.stack.imgur.com/TpjAx.png [root@ns228430 ...
1
vote
0answers
44 views

Recovering a RAID5 with 2 disks out of the array

I don't want to approach this in a trial-and-error manner as I know this is the best thing to do if I want to loose my data. I have a server with 4*2TB disks in RAID5 (yes I know it's not wise) on a ...
-1
votes
0answers
18 views

Mono throws OutOfMemoryException on Ubuntu but not OSX or Windows [migrated]

I have installed Mono on an Ubuntu server and "Hello World" is working, but a simplified application that does some array handling and runs without problem under Mono on OSX or Windows is giving: ...
-3
votes
0answers
22 views

Linux: Iptables: Block most ports for accessing from outside [on hold]

I want to block most ports on my Linux-Server for accessing from outside. For internal(127.0.0.1 etc.) all ports should be open. I want to make some rules to block all ports(exception: port 80) when ...
0
votes
1answer
26 views

Nginx cannot show the right web page

I created one html file under one user file, and I want Nginx to serve this html file. But the website always show the default one. I am new to Nginx, I want someone help me with this. Any ...
0
votes
0answers
15 views

OpenVPN Python plugin

I have a task about authentication OpenVPN users using database which is located on remote server (not a host with OpenVPN server instance). And we use Python as main language for all our tools. ...
0
votes
2answers
38 views

Nginx: [emerg] “server” directive is not allowed here in /etc/nginx/nginx.conf:76

The Nginx configuration is just like the default: I couldn't find any clue about this error. Can anyone help me? Any help would be grateful. Thank You.
0
votes
0answers
25 views

Linux bridge not answering arp packets

I'm trying to setup a test scenario regarding linux bridges for which I need a full virtual IP stack. Basically, I'd like to simulate the network between a VM (or container) and its host, just without ...
1
vote
0answers
6 views

How to set up a hotspot with socks5 proxy [migrated]

I have a laptop with linux installed on it. The laptop has two network interfaces: eth0 and wlan0. Normally I surf the Internet through eth0, and I've successfully set up a hotspot in linux for my ...
0
votes
0answers
10 views

Serial program not responding on boot [migrated]

I am trying to run a program written in C that uses ttyX for serial communication. The program is running on Cubieboard2 with Debian OS. When I run the program manually, it successfully runs and ...
0
votes
0answers
8 views

How to connect a local network to IPv6 site / net? [migrated]

I want to connect my home network (IPv4 only conection to internet) to my server (IPv4/IPv6), what is the best way to do this? Current setup: Home network ("HOMENETWORK") with Linux (Ubuntu 14.04) ...
0
votes
0answers
13 views

Convert Hyper-V linux machine to Gen 2

Is there any way I can easily (and without reinstalling) convert a Linux Hyper-V (gen 1) VM to a gen2 one? I know the Convert-VMGeneration cmdlet for PowerShell (this one: ...
1
vote
0answers
16 views

Linux RPC delete registration

there is a well-worked program (daemon) running on CentOS-5.4 that makes by itself RPC registration as program 191299 version 10. After an unplanned program stop, the RPC registration is still ...
-1
votes
0answers
23 views

ProLiant DL140 G3 and xorg [on hold]

I have HP ProLiant DL140 G3 and decided to install Debai Wheezy on it. I've got problems with the video adapter. Xorg detected many resolutions, but my monitor can work with "1280x1024" and this ...
1
vote
0answers
19 views

how multicast stream passes when receiving locally

If suppose I have TX application which transmits UDP multicast to 239.0.0.1:1234. And I have RX application which joins multicast (239.0.0.1:1234), and receives this multicast (239.0.0.1:1234). I ...
-2
votes
0answers
20 views

Get “Permission denied” when trying to run a 755 script [on hold]

The mode of my script is 0755, with owner set to myapp and group set to root: -rwxr-xr-x 1 myapp root 349 Dec 25 06:45 /var/www/myapp/.venv/bin/command When I try to run this script with sudo -u ...
1
vote
0answers
13 views

pg_basebackup automatic password

I have a master and slave database setup. The master database is on a secure network and only the postgres port is allowed through to the slave database server. The database needs to be secured and ...
0
votes
0answers
27 views

Interpreting uptime and top average load numbers

I am running a LAMP stack on an 8 core VPS (on Digital Ocean). I am seeing extremely high load average numbers (in the 150 range - see below), while the server does not seem to be overloaded at all ...
-1
votes
0answers
10 views

Privoxy - Route certain traffic through VPN [migrated]

I'm trying to setup privoxy so certain traffic is routed through a VPN tunnel. The idea is: Clients -> Server running privoxy -> send requests directly or through VPN based on URL. I already had a ...
1
vote
2answers
49 views

How to interpret iostat for a crumbling MySQL server

We have a combined application/MySQL-server which has started to crumble. Right now, it gets stuck on copying a 125 million row MySQL MyISAM table (INSERT INTO a_copy SELECT * FROM a with KEYS ...
-4
votes
0answers
36 views

reboot a hard disk without rebooting a linux server? [on hold]

I don't even know if this is possible, but I have a test server - a mirror of my online server really - and I have some older hard drives in it. I also happen to be away from the system at the moment. ...
-1
votes
0answers
19 views

HAProxy cannot bind socket for Unix listener

I need to make my Linux [Ubuntu 14.04] work as load balancer using HAProxy. For that I followed the steps given on this link. But I'm getting this error: root@tejas-desktop:/usr/sbin# sudo service ...
-2
votes
0answers
15 views

0 of 0 agents connected when accessing through windows

I've got a very weird error when accessing to Opscenter. Everything works fine when I'm connecting from one machine with Linux-Ubuntu ("All agents connected"). But at the same time, when I'm ...
0
votes
1answer
40 views

Chain NFS sharing [on hold]

We have a storage server which for some reason cannot be reached directly (and of course not in same network). So we thought that we need to create some kind of chain NFS sharing like; ServerA ...
0
votes
0answers
38 views

Admin CMD through SSH [migrated]

I have freeSSHD set up on my Windows computer, and I use my Linux laptop to connect through SSH. However, when I SSH into my Windows computer and try to run a custom Batch script that requires admin ...
2
votes
4answers
74 views

ZFS backup advice with another server

I currently have two servers both have the exact same hardware, disks, etc. One server (server1) is going to be the "main" server. It's basically a server with raidz2 that has SMB shares on it that ...
-2
votes
0answers
29 views

What is the best practice for installing Linux software from source? [closed]

I have a couple of applications that I would like to run on my server, but they are not available through the package manager on ubuntu. What is the best practices for installing and maintaining ...
0
votes
0answers
28 views

How can I test if a good sized website will work well on another server? [duplicate]

I manage a web server that runs a web forum. The site sees over 600,000 pageviews a month (160m+ hits). The server was purchased a few years ago as a standalone bare metal box. It runs CentOS 5.10 and ...
-4
votes
1answer
35 views

Bash script to move certain files to specific directories? [closed]

I'm looking for a script that can move files from one directory into another, however each file has a different name and its name corresponds to what folder it should be moved to. For example: file ...
1
vote
1answer
37 views

Cause of error: Invalid (old?) table or database name 'lost+found'

My MySQL log shows duplicated errors: 141223 5:47:21 [ERROR] Invalid (old?) table or database name 'lost+found' I have a database named #mysql50#lost+found but I cannot seem to delete it. ...
-1
votes
1answer
28 views

Downloading ftp with wget when the username is an email address [duplicate]

I want to copy all of the files and folders from one host to another. The files are on the old host site at /var/www/html. I only have FTP access to that server, and I can't TAR all the files. I ...
0
votes
1answer
11 views

Keep showing old processes in nethogs

Nethogs stops showing idle processes after a while. How can I make it keep showing them? I want to have a complete history of processes for long time. Is there any alternative to nethogs?
3
votes
0answers
18 views

Filter mirrored port traffic using iptables

I receive traffic from a mirrored port and I would like to send it into an NFQUEUE for processing. Because of the mirrored port, the packets destination MAC addresses are not my host MAC address. ...
0
votes
0answers
20 views

A tool to get disk activity statistics from strace? [duplicate]

So, with strace we can monitor the "file" activity, like the "open", "read" and "write" operations, but is there a tool which will calculate a sum of read and write operations grouping it by the file, ...
0
votes
0answers
14 views

Windows Azure linux domain

I've set up a Virtual Machine and I need to connect my domain .site.com to Windows Azure, I tried to do it with an A record using the provided IP, but the VIP address is not static, and after ...
0
votes
0answers
10 views

Load Balancer for web site hosted on Apache server - Linux [duplicate]

I am hosting a website on Apache2 server in Linux (Ubantu 14.01), its a PHP website. I need too create access point for around 5000 concurrent users. Can anybody help me with the Hardware which i ...
0
votes
1answer
23 views

NTP not sync the time continuously, Have to restart the service of NTP then it SYNC in Ubuntu

I am facing one problem. NTP server not sync the time automatically. If I change the the time of system then NTP server not able to correct it. After reboot the service of NTP it sync the time ...
-1
votes
0answers
32 views

Linux User Management Best Practices [closed]

I am a long time Windows administrator and I am working on moving into Linux. One thing that I really like about Windows is the ability to use Active Directory as a central user\group repository. I ...
1
vote
1answer
22 views

SNMP - snmpwalk does not return textual OIDs

I have snmpd running on an Ubuntu Linux system with a simple /etc/snmp/snmpd.conf: rocommunity public snmpd is listening on localhost. From the same system, I am running: snmpwalk -v 1 -c public ...
-1
votes
1answer
28 views

404 Not found - Apache CentOS

I am running CentOS 5.11 with apache/2.2.3(named) server. I am able to view my site homepage, so I can confirm php is running correct. However when trying to naviate to one if the pages like ...
0
votes
1answer
43 views

Linux: iptables and marking confusion

Before I ask my question, let me first pose the situation: I have 2 network interfaces: eth0 and eth1 I bridge those 2 (using brctl) and form a new interface: br0 This bridge gets the ip address ...