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    [ubuntu] Poor network and hard drive performance

    Hi,
    after having upgraded to Ubuntu server 11.10 on my small embedded AMD Geode home server, I've noticed a dramatic degrade of both network throughput and hard drive performance..
    hdparm -tT...
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    [ubuntu] CRDA infinite messages after upgrade to 11.10

    Hi,
    yesterday I've upgraded my Ubuntu 11.04 installation to 11.10 and I'm having troubles with CRDA, since it's flooding the syslog with continuous messages.. I've set the following:


    # cat...
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    [ubuntu] ath9k wireless errors with 2.6.38/2.6.39

    Hi,
    after the upgrade to kernel 2.6.38 I'm experiencing a lot of problems with my ath9k wireless driver... I'm using this driver on my home server, which is used as access point also with the...
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    [ubuntu] Hard disk ATA error

    Hi,
    today I've noticed in the syslog tons of ATA errors of the following type:


    ata1.00: status: { DRDY ERR }
    ata1.00: error: { UNC }
    ata1.00: FORCE: xfer_mask set to udma/66
    ata1.00:...
  5. [ubuntu] Re: Hostapd and other network issues after upgrading to 10.10

    Yesterday the sleep workaround failed, even setting it to 10s... I removed that line and changed the bridge interface initialization in the following way:


    auto br0
    iface br0 inet static
    ...
  6. [ubuntu] Re: Squid proxy: big initial delay with certain pages

    Thank you very much Seiji, this works for repubblica.it, very nice workaround.
    BTW, is it possible to tell squid to load at least two links in parallel (i.e. having two web-fetching threads), so...
  7. [ubuntu] Squid proxy: big initial delay with certain pages

    Hi,
    I've noticed a very bad problem with my squid installation... it seems to work without errors (nothing wrong in the log files), but when I load some sites as www.repubblica.it my browser shows a...
  8. [ubuntu] Re: EXT4 root partition errors not corrected at boot check

    I know that, in fact I've never run it in repair mode on a mounted FS... I've run it just to check for errors... So, I think I can mark this thread as solved since errors are reported because of...
  9. [ubuntu] Re: EXT4 root partition errors not corrected at boot check

    That is not my problem.... My question was: if fsck does not find any error at boot and it does not find any error even if I fsck the /dev/sda1 partition from a live CD, why does it find so many...
  10. [ubuntu] EXT4 root partition errors not corrected at boot check

    Hi,
    I'm having some problems with errors reported by fsck on my EXT4 root partition on my Ubuntu 10.10 installation...
    If I run fsck I get the following output:


    # fsck -n /dev/sda1
    fsck from...
  11. [ubuntu] Re: Can I check if wireless diversity is working on ath9k wireless card?

    Any help?
  12. [ubuntu] Re: Hostapd and other network issues after upgrading to 10.10

    BUMP: anyone can help?
  13. [ubuntu] Can I check if wireless diversity is working on ath9k wireless card?

    Hi,
    I have a DNMA92 802.11abgn wireless card to which I've connected two 9dBi antennas and I'm wondering if it is effectively using antenna diversity to improove wireless reception.. I tried to...
  14. [ubuntu] Hostapd and other network issues after upgrading to 10.10

    Hi,
    yesterday I've done a release upgrade from 10.4.1 LTS to 10.10 and I faced the following issues:

    1) br0 does not bridge anymore eth0 and wlan0 (I have a DNMA92 wireless card that runs ath9k...
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    5,174

    [ubuntu] Re: Upgrade from 10.4.1 LTS to 10.10 server

    Yes, I agree with you... but no preemption, less frequent timer interrupts and a different scheduler would also be better for a server which does not need to process interactive jobs, so it was the...
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    [ubuntu] Re: Upgrade from 10.4.1 LTS to 10.10 server

    No, I have only 256Mb of RAM, so the PAE extensions are absolutely unnecessary.. my box is meant to run services like dhcpd, hostapd, named and to act as a router/firewall/AP, with a low power...
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    [ubuntu] Re: Upgrade from 10.4.1 LTS to 10.10 server

    It worked, but then I ran a diff on the generic and generic-pae kernel configurations and there are only differences regarding the support of large amounts of RAM and virtualization-related stuff. I...
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    [ubuntu] Re: Upgrade from 10.4.1 LTS to 10.10 server

    It seems that the linux-backports-modules-wireless-lucid-server package works only on 64-bit platforms:

    http://packages.ubuntu.com/lucid/linux-backports-modules-wireless-lucid-server

    The...
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    5,174

    [ubuntu] Re: Upgrade from 10.4.1 LTS to 10.10 server

    I installed the linux-image-server package and now I'm trying to install the linux-backports-modules-wireless-2.6.35-lucid-server package but it says that it can not be installed.... what should I...
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    [ubuntu] Re: Upgrade from 10.4.1 LTS to 10.10 server

    If I remember well (I don't have a pc while I'm writing), you can tell to the do-release-upgrade command that you are upgrading a server... Doesn't this work?

    Btw, I need latest drivers (like the...
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    [ubuntu] Re: Upgrade from 10.4.1 LTS to 10.10 server

    I've just found the following link: Network Upgrade for Ubuntu Servers (Recommended)

    I'm backing up my installation and then I'll try what is suggested at the above link.. BTW, thank you ;-)
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    [ubuntu] Re: Upgrade from 10.4.1 LTS to 10.10 server

    Should I simply modify the APT sources.list file?



    #
    # deb cdrom:[Ubuntu-Server 10.04.1 LTS _Lucid Lynx_ - Release i386 (20100816.2)]/ lucid main restricted

    #deb cdrom:[Ubuntu-Server...
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    [ubuntu] Upgrade from 10.4.1 LTS to 10.10 server

    Hi,
    some time ago I've installed Ubuntu LTS 10.4.1 on my linux server because I tought that the long-term-support version was the server version... then, I realized that there was also an Ubuntu...
  24. [SOLVED] Re: Ubuntu Server 10.4 and hostapd for dual-band wireless AP

    The problem has been solved very easily, just load the two configuration files in /etc/default/hostapd:



    RUN_DAEMON="yes"
    DAEMON_CONF="/etc/hostapd/hostapd_wlan0_2.4Ghz.conf...
  25. [SOLVED] Re: Ubuntu Server 10.4 and hostapd for dual-band wireless AP

    (sorry for double post)
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