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  1. Replies
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    [ubuntu] Re: How to encode h.265

    To find if a file is really h.264, try this command:

    ffprobe -show_streams "file.mp4"
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    12,849

    [SOLVED] Re: Permission denied to read images on KVM

    Just to document to other users using 12.04

    You have to update /etc/libvirt/qemu.conf

    and uncomment user="root" and group="root"
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    [SOLVED] Re: Permission denied to read images on KVM

    I just got the answer but how can I add a permission to my custom directory (in fact, it's another partition ?
    ...
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    [SOLVED] Permission denied to read images on KVM

    Hi folks,

    I am trying to run KVM machines with a new server with 12.04 and I got the following error:

    error: internal error process exited while connecting to monitor: qemu-system-x86_64:...
  5. Replies
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    13,025

    [ubuntu] Re: Server 12.04 - gui gnome install?

    "install Ubuntu Desktop, which can do everything Ubuntu Server can do"

    That's not true: Ubuntu server kernel is compiled with different options to be a server.

    The best options is install...
  6. Replies
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    12,173

    [ubuntu] Re: Very Poor Performance on KVM Guests

    Hi Jebus,

    I have the same problem here. Host network card is 1Gb (overall 30Mb/s) and guest network speed is 10Mb/s at maximum.

    Did you find a solution for the slow networking on kvm guest ?
    ...
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    [all variants] scp slowing down a host machine

    Hi folks,

    Frequently, I need to copy a huge file (8Gb) between 2 machines but during the copy, the host machine became very slow and other users complained about it.

    I tried to use


    nice...
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    2,099

    [ubuntu] Re: Using Ubuntu for Virtualization host

    Hi folks, just my two cents:

    I use Ubuntu with KVM on 3 production machines.

    Oracle, Samba, Apache, PHP, Django, etc. They are VERY stable and hardware is very humble. I got 50 users online...
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    [ubuntu] Gigabit network with KVM

    Hi folks,

    Host: Ubuntu 10.04.3 with KVM
    lspci | grep net
    02:00.0 Ethernet controller: Realtek Semiconductor Co., Ltd. RTL8111/8168B PCI Express Gigabit Ethernet controller (rev 06)

    Guest:...
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    [all variants] Re: SSH login very slow - after login is fast

    Yes!

    Just add the parameter "UseDNS no" on

    /etc/ssh/sshd_config

    Good Luck.
    Josir
  11. Replies
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    [ubuntu] Re: Samsung Galaxy 10.1 tab file transfer

    I didn't get either.

    The Android speech as "free software, free everything" does not match with reality.

    I prefer Apple: at least they said "I am not free, I am not open buy me if you don't...
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    [ubuntu] Re: nfs client and wifi

    Hi untamed,

    did you find a solution for the nfs mount with wifi connection ?

    Thanks in advance,
    Josir
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    [ubuntu] [SOLVED] Re: Error loading pxe-rtl8139.bin on QEMU

    Solved based on [1]

    sudo apt-get install kvm-pxe

    [1] https://answers.launchpad.net/ubuntu/+source/qemu-kvm/+question/110660
  14. Replies
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    [ubuntu] Error loading pxe-rtl8139.bin on QEMU

    Hi folks,

    Host: 2.6.32-33-generic #71-Ubuntu SMP Wed Jul 20 17:27:30 UTC 2011 x86_64 GNU/Linux
    Guest: 2.6.24-16-server #1 SMP Thu Apr 10 13:15:38 UTC 2008 x86_64 GNU/Linux

    after a kernel...
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    [ubuntu] Detecting network card in guest machine

    Hi folks,

    I could not reach the network card on one of my guest machine.

    Ubuntu 10.04 Host with KVM / libvirt management

    2 Guests:
    Ubuntu 9.04 - The first one is working fine.
    Ubuntu 8.04...
  16. [ubuntu] KVM ubuntu guests stops to boot after upgrade

    Hi folks,

    I just upgrade my Ubuntu 8.04.3 to 8.04.4 and now all ubuntu guests don't boot anymore.

    Looking at graphical console, machine freezes on "bios" boot.

    Digging on...
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    [ubuntu] Re: launch pad key unavailable

    Hi Wolf, did you find how to fix this error?

    I got the same problem....

    Josir.
  18. Replies
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    [all variants] SSH login very slow - after login is fast

    Hi folks, on a particular Ubuntu 8.04 server, ssh is very slow at login. Digging around, I comment the following parameters on ssh_config.conf

    #SSAPIAuthentication yes
    #GSSAPIDelegateCredentials...
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    [ubuntu] Re: How to convert a ppt presentation into flash ?

    Hi Arisha, could you post a link where I can find this software?
    Thanks in advance,
    Josir Gomes
  20. [ubuntu] ext3 corruption even after e2fsck - how to handle?

    Hi folks,
    I have a corrupted ext3 partition and I don't know to fix it.

    I issue:

    umount /dev/sdb1
    e2fsck -vfy /dev/sdb1

    and I got several lines like:
  21. Replies
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    Re: [HOW TO] Mounting smbfs Shares Permanently

    Hi folks,

    I am just wandering.. In a single user machine, the fstab solution is fine.

    But if you have several users, each one with different shares needs, what is the best approach to...
  22. [ubuntu] Re: Can't access ubuntu share from windows 7 machine

    Try to install samba 3.4 or superior. Early versions do not work with Win 7.
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    [ubuntu] Re: Upgrade from 8.04 LTS to 10.04 LTS

    Hi corcomp,

    no problem at all. We all are to share opinions!

    The update process for server is exactly the same. The only difference is that you don't have the GUI tools. You have to count on...
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    [ubuntu] Re: Upgrade from 8.04 LTS to 10.04 LTS

    Hi corcomp,

    because it's a server! :)

    I just can access the machine remotely (via SSH) and most of the time, I don't have access to the physical server.

    Even the machine is near, server...
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    [ubuntu] [SOLVED] Re: Upgrade from 8.04 LTS to 10.04 LTS

    I fill the proxy configuration on the Gnome and I could use the graphical interface.

    In the console, it did not work though...
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