Questions specifically about Linux, as opposed to Unix-like systems in general, or to questions about a specific distribution or program.

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0
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0answers
7 views

ZIMBRA 8.5.1 : error: unsupported dictionary type: LMDB

We upgraded the Zimbra from version 8.0.5 to 8.5.1 as in these below steps. su zimbra echo smtp.DOMAIN.com UN:PW>/opt/zimbra/conf/relay_password postmap lmdb:/opt/zimbra/conf/relay_password ...
11
votes
2answers
4k views

Limit outgoing bandwidth on an specific interface

I would like to know the easiest way to limit outgoing bandwidth for an interface. I want to cap the outgoing port speed so that file transfers between my servers don't fail during busy hours. What's ...
5
votes
2answers
896 views

Querying an overlayfs

I'm looking for a way to query a mounted overlay filesystem (overlayfs) in order to check it's upper and lower directory, but until now I haven't found any suitable command for that. Is there is a way ...
2
votes
2answers
40 views

Linux sloppy mount

Could anyone describe to me what sloppy mount is? There's two mount points on my server but I have no idea how to erase the sloppy one. I hope some one could explain to me the potential faults or ...
11
votes
2answers
47k views

ssh_exchange_identification: Connection closed by remote host (not using hosts.deny)

I'm not using hosts.allow or hosts.deny, further more SSH works from my windows-machine (same laptop, different hard drive) but not my Linux machine. ssh -vvv root@host -p port gives: OpenSSH_6.6, ...
2
votes
1answer
1k views

Terminal server (ser2net) to configure new HP procurve switch

Switch: HP ProCurve 2910AL-48G - J9147A This switch is brand new straight from HP. Anyone familiar with ser2net for creating a terminal server to connect from usb>serial>console port on a HP ...
0
votes
0answers
18 views

Linux 3.x: Supported platforms

Where do I find an (up-to-date) list of supported CPU architectures of the current 3.x Linux kernel? As far as I understood the ucLinux merged their code into the official kernel. Is there any ...
1
vote
0answers
96 views

How to set up MouseButton4 on TeamSpeak

Is there a way to set up Button4/5 to push-to-talk in TeamSpeak? For Example: In Firefox I can undoing and forwarding but TeamSpeak doesn't recognize clicks. I'm using Arch Linux and my mouse is ...
3
votes
1answer
45 views

What is the difference between “inode size” and “Bytes per inode”

Below information is taken from man page,I would like to know the difference between bytes-per-inode and Inode-size? -i bytes-per-inode Specify the bytes/inode ratio. mke2fs creates an inode for ...
4
votes
1answer
153 views

keyboard hard remap keys?

I am trying to find a way to remap keyboard keys forcefully. I tried using xmodmap and setxkbmap, but they do not work for one specific application. Such commands work for other normal ...
4
votes
1answer
39 views

Make a copy of the audio output into a file

How to get the sound that I can hear in my headphones into a file or into a variable in my C/C++ program? I'd like something like the framebuffer for images. My main goal is sending sound to another ...
3
votes
2answers
31 views

Video capture device: any chance of getting raw data?

I have a HDMI capture device called Live Gamer Portable (AverMedia C875 USB - 07ca:0875), and it has drivers for Windows and Mac, but not for Linux. As it has Mac support, is it possible to access raw ...
0
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0answers
40 views

Need to find reason for USB I/O errors [closed]

I have a program written in Python 2.7 and wxPython 2.8 under Mint 13. One of the modules pulls data off a number of USB devices for subsequent analysis. Everything works fine with Dell laptops but ...
0
votes
1answer
49 views

When I boot Linux, it asks for password, pretends to proceed, but then returns to asking it again

I turned off my computer by pressing a turn off button for a long time. Then I turned it on. Usually it doesn't ask for password, but this time it did. So I tried to enter my password and it seemingly ...
1
vote
2answers
567 views

Command/scripts to check the Reverse DNS Lookup time

I am working on a project in which one master communicates with numbers of slaves. For that it has to make connection with hosts in network. But sometimes it hangs. I think that the reason behind is ...
2
votes
0answers
39 views

Can the hard drive timeout be disabled in Linux (attempting task abort)

Unfortunately, when a hard drive (usually a virtual drive) is slow, Linux aborts requests to that drive after a timeout, possibly causing data corruption. Last time this happened to me, I had 2 vms ...
0
votes
0answers
12 views

Installing Lnix on WinRT tablet [closed]

I was given a WinRT tablet. I tried to use it for a while but the hardware quickly became finicky. I've wiped it to Recycle but before I do wondered if I could install Linux on it. The tablet is ARM ...
1
vote
0answers
30 views

Utility to list and modify kernel modules loaded at system startup

How do I list all kernel modules loaded while system startup? Is there a user space utility to list and modify the modules loaded during system startup? I am working on RHEL6 Desktop and RHEL6 ...
-1
votes
0answers
16 views

How to spawn a Reverse Shell TCP on a computer remotely [closed]

I want to know if it's possible to spawn a reverse shell script onto a computer on a local network. I tried looking under the SEtoolkit but it only generates programs that create the backdoor. I want ...
0
votes
0answers
40 views

Wireless connection keeps dropping

A little while ago I installed Ubuntu on my tower because I was getting tired of Windows; but it seems that either my internet router hates Linux, or the driver keeps choking on itself, because at ...
1
vote
1answer
50 views

F2FS vs ext3/ext4

We are using Beaglebone black Based custom board, we are planning to use eMMC in our board. We are in the process of checking different filesystem options, What are the different file system we can ...
0
votes
0answers
44 views

How can I resolve the initramfs issue during installation of Ubuntu 14.10 with an ISO file?

My system specs are: HP Probook 4445s, Windows 7 SP1, 64-bit, 4GB RAM, AMD A8-4500 APU I want to have both Windows 7 and Ubuntu on my laptop. I am installing Ubuntu 14.10 from an ISO file. I would ...
1
vote
2answers
235 views

Runtime User Privilege Management ColdFusion on CentOS cPanel

I'm needing to understand the correct workflow for managing permissions to allow the ColdFusion 9 runtime user {coldfusion} to have access to user accounts. The germane elements ... Centos 5.8 WHM ...
2
votes
1answer
2k views

Installing linux on an 32bit UEFI only machine

I have a Intel BayTrial Z3735D tablet which comes with a 32bit UEFI BIOS. After some search I've found that most linux distro don't come with a 32bit efi file. How can I insert one (or build a new ...
6
votes
1answer
147 views

Some basic questions about Linux kernel's security [closed]

I don't know much about Linux kernel, and I have some questions. What is the main purpose of separating kernel memory from user-space memory? To make sure that a user application cannot do anything ...
4
votes
1answer
350 views

Spike in swap utilisation without high swap rate

Every Saturday, for reasons unknown to me, one of my servers experiences a spike in swap utilisation. It's not necessarily a problem as there is plenty of free memory available, but I'd still like to ...
2
votes
0answers
11 views

Error occuring resgiter the Redhat 6.4?

I'm trying to register the Redhat from RHN Registration. This report the bug There was an error while populating the profile This error shouldn't have happened. If you'd like to help us improve this ...
4
votes
1answer
1k views

Cannot remove or reinsert kernel module after error while inserting it without rebooting

I am learning how to create kernel modules and it was all working fine: I compiled, inserted the .ko with sudo insmod cheat.ko, and the printk messages inside the init function (set by module_init) ...
1
vote
1answer
32 views

How to delete a file in QNX4 format when a CF card is mounted as read-only in Linux?

Recently, the DMA device of our lab is broken and the suspected problem is in the CF card which is in QNX4 format. I want to delete a file named 'calforce.dat' and recreate it by calibrating the ...
2
votes
1answer
20 views

Unable to change ulimit setting

I edited /etc/security/limits.conf to have root hard nofile 20000 root soft nofile 10000 And added session required pam_limits.so to /etc/pam.d/common-session and ...
1
vote
2answers
416 views

ping: unknown host with iptables enabled

I can't ping www.google.com. However I can ping the IP address: ping 74.125.237.142 At first, I thought it is a problem with my DNS settings. But I checked my resolv.conf, hosts, and hostname ...
0
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0answers
20 views

Xorg mouse input driver

My Xorg.0.log shows the following output: [ 14.509] (II) config/udev: Adding input device Microsoft Microsoft Basic Optical Mouse v2.0 (/dev/input/mouse0) [ 14.509] (II) No input driver ...
2
votes
1answer
424 views

Hardware Timestamping using PTP

I'm new to Linux programming. I have an Intel NIC with e1000e driver. I'm working on accurate time stamping of packets being captured from a network. My question is if I want to use RT Linux how ...
1
vote
1answer
32 views

Transfer speed while copying from Windows to Pi

I am using a raspberry pi with samba as remotely accessible storage in my local network. While copying files from windows to pi I am getting strange transfer speed. It jumps from 200 kB/s and less to ...
1
vote
0answers
18 views

run a certain file (e.g. a .py) when a certain image, .wav or excel file get opened [duplicate]

Recently, me and my friend have purchased a Palm Vein Scanner. the goal was using it in a mini-project as a new door lock system. we are connecting it to a Raspberry Pi to run the software on it. ...
1
vote
1answer
92 views

iwlwifi: timeout delays firmware to be loaded

I'm using OpenSuSE 13.2 beta (which runs by the way very nicely). When starting up, my wireless adapter (Intel Centrino Ultimate-N 6300 AGN/Thinkpad T420) delays about one minute... But then it works ...
1
vote
1answer
35 views

Number of packets sent and received on an interface

I'm interested in creating a script which prints total number of received packets and sent packets on an interface. The output should be like: interface TX: number RX: number Can anyone help me ...
5
votes
1answer
500 views

SquashFS image as rootfs in LXC

Is it possible to use a SquashFS filesystem as an LXC rootfs? I can mount an ext3 image as a rootfs just by setting lxc.rootfs to the filename, but if it's any other type of image, lxc-start just says ...
0
votes
1answer
9 views

firstboot starts Xorg with wrong command line

After installinx nx server, gnome and setting run level 5 in inittab, nx can't connect to X server, but after killing Xorg it can. Looks like I have to accept the license to get rid of firstboot, but ...
2
votes
2answers
6k views

Cross compiling expect for ARM

I have downloaded expect5.4 . I'm trying to cross compile it for ARM(PandaBoard) running stripped down version of linux. In the initial setup of configuring , I try Shell$ ./configure --host=ARM ...
0
votes
0answers
18 views

ST-Ericsson cg2900 driver for gps

I'm using ST-Ericsson's chip cg2900, it contains bluetooth,fm, and gps. it's driver, which is a MFD, is explained on this discussion https://groups.google.com/forum/#!topic/linux.kernel/aD_FGvp8D3U ...
-1
votes
1answer
30 views

Please help. Login and password [closed]

I don't know anything about Linux. I need your help. My Mom's bf died and some loser addict stole his laptop. I got it back but he installed Linux. There is his user name, then I hit this little icon ...
1
vote
1answer
4k views

How to dual boot linux and windows 8.1?

I have a computer running Windows 8.1 and I would love to dual boot it with Linux. I am very new to Linux. I have run it in a virtual machine a few times before, but virtual machines are slow. I want ...
3
votes
1answer
469 views

GDM will not start on boot, unable to login into graphical interface

I am running RHEL 5.8 . SELinux is enabled but in permissive mode. Here are some snippets from /var/log/messages on boot. kernel: type=1400 audit(1360613500.551:6): avc: denied { write } for ...
-2
votes
0answers
14 views

problem in uploading the file on the Linux server in a web application [closed]

I had an web application running on the Linux server. All modules are working properly but one module in which csv file uploading fails every time. But the same code of application is running on the ...
1
vote
2answers
342 views

Can't set a blacklist for usb autosuspending

I'm trying to disable usb autosuspend for my wireless USB mouse: CONTROL_USB_AUTOSUSPEND="auto" AUTOSUSPEND_USE_WHITELIST=0 AUTOSUSPEND_USBID_BLACKIST="046d:c52f" I already put these values to ...
-3
votes
1answer
32 views

Have a script (on server) download a file on your computer (local machine) [closed]

I am setting up a special kind of script for a project that I am working on. I'd like my script, when executed, to take a file that is on the server and put it on the computer. I have no idea how I ...
0
votes
0answers
21 views

Multicast is not received using Java on Linux

Setup is as follows: host windows machine, 2 VMs with a Host-Only Network adapter and a NAT adapter. Java program on one VM that sends a UDP packet to the following address ...
0
votes
2answers
37 views

Can I install on my PC an Arch Linux installed in VirtualBox?

I was wondering if I can install Arch Linux in VirtualBox, installing there all the apps I will use, and then make an ISO to install on my PC (I mean, as host and not as guest). Is there a way to do ...
0
votes
1answer
475 views

How to select which graphics card to use?

I have a desktop with an integrated graphics card, which i want to use, and a PCI graphics card. I would like to display video through the integrated graphics, and use the PCI card for CUDA based ...