jamouneau wrote on 2007-11-02
sudo gedit /etc/sysctl.conf
change the following parameters to 0: (they are already in the list and you
only need to change from "1" to "0")
net.ipv4.tcp_sack = 0
net.ipv4.tcp_window_scaling = 0
save file, reboot
And Ralph Corderoy rewrote this later to this s
I had this problem with Gutsy and I tried the fixes above IPv6 and openDNS and
etc and they helped reduce the page load somewhat, but the load time was still
unbearable. So I did what Andrew Henry posted previously and installed Firefox
32 bit version and the pages are running fast now like whe
This happened to me on my laptop. I had to reinstall feisty. Im going to
download the hardy heron alpha1 so that this bug doesnt happen again.
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Well, I reinstalled my / partition and now it works fine wired, haven't
tried wireless yet.
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All,
I have tried this with the liveCD for both Unbuntu and Kunbutu and can
reproduce the issue in both cases.
I have also tried the update to libc6 and that has not help further then
giving me a few more minutes in between crashed.
It may well be a hardware issue. I'm running
Router
Product Na
I experience that web browsing is noticeably slower in Gutsy then
Feisty, but I also have another issue that is probably just another
symptom... Firefox seems to get halfway through loading a page, then
'hangs' on one item (not always the same item) and Firefox then turns
gray for several seconds u
My experience was definitely a different bug than this one (since it
went away by disabling ipv6), and was fixed by issue 156720.
https://bugs.launchpad.net/ubuntu/+source/glibc/+bug/156720/ Sorry for
adding to the confusion.
At this point the easiest way to distinguish between that bug (156720) a
I have similar problems but disabling IPV6 does not help. My Wireless does work
but with different speeds and sometimes in a middle of a download it just
freeze.
Sadly i must say that this does not happen on Windows, any way i will stick
with Ubuntu maybe Ubuntu will fix this issue or i will c
> It's could be related to this thread
> http://ubuntuforums.org/showthread.php?t=598567&page=2
An alternative to editing files and making the change suggested there
permanent is to use
sysctl net.ipv4.tcp_{window_scaling,timestamps,sack}
to display their current values, they're presumably
I had a similar problem. After upgrading from Feisty to Gutsy Firefox
would not load many websites, or would load them after extreme delays.
The workaround of setting network.dns.disableIPv6 in Firefox's
about:config to true made all pages load quickly. Instructions for the
workaround with pictures
Now that I've been able to use my other connection to get to the
internet, I have found something that seems to solve my problem.
It is mentioned in one of the threads - basically you have to edit a
file :
the file is /etc/dhcp3/dhclient.conf
within this file you will see a commented out line (~
Haven't checked out if this helps wireless as I just have a wired
connection on my Dell Inspiron 8200. This did make Firefox work with my
connection and allowed me to also connect to my OpenBSD Samba shares.
Both of those were inop before the changes. I went through all the ipv6
suggestions witho
I couldn't wait any longer so I installed ndiswrapper instead of using
the built-in fwcutter (restricted drivers manager). This solved my
problem, so I assume it's a software problem with fwcutter. Just wanted
to let everyone know. I have always had better luck with ndiswrapper
anyways.
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I would have to agree with that. It seems hardware would be ruled out in
this case. It must be a software problem.
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Just my pennyworth - I've been experiencing this problem for 5 days to a
week - but been using Gutsy since RC5.
Basically the speed of my connection drops the longer I am on the net -
but as I couldn't get any updates earlier today I booted into recovery
mode, and updated from there. Worked like
Hi,
My internet connection speed is still very slow. I have tried all of the
suggested fixes, I disabled ipv6, used open dns and have done all the proposed
updates for gusty yet my connection will not go over 200k tops when I was
getting 700-800k in edgy. from doing an lspci, My current wireles
Hi Christiansen, I see nothing in the two tcpdump outputs to explain the
difference in speed. The DNS-releated problems that we think have been
fixed by bug #156720 show themselves when trying to establish
connections. You've a long running connection to a web server where
you're downloading lots
And the tcp dump with the highest (40-50 KBps) speed.
** Attachment added: "tcpdump-ok-2.log"
http://launchpadlibrarian.net/10200117/tcpdump-ok-2.log
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Unfortunately the problem isn't solved in any case by upgrading the
glib6 nor by disabling the IPV6 protocol I think.
I have access to two different ADSL networks, a slow (512 Kbps down/128
Kbps up) and a faster (8196 Kbps down/512Kbps up). On the faster there
seems to be no problem at all, and on
Thanks for the Ouzo!
> Ohhh, I was wondering, is there any other way to install a fix other
> than update, because some people might not be able to fix such bugs as
> they don't have internet connection... because of the bug! For example,
> I had to wait for a period to get my internet connectio
Ralph,
I think that fix did the work. I just updated gutsy and seems to work fine.
THANKS A LOT!
Remind me to buy you an "Ouzo" when you come to Greece! :-)
Ohhh, I was wondering, is there any other way to install a fix other than
update, because some people might not be able to fix such bugs
Michael, thanks, that helps. You machine is issueing IPv6 address
queries and is sometimes getting back 1.0.0.0 as an answer. It then
tries to contact this incorrect address. It's almost certainly the poor
implementation of a DNS server in your router not coping well with IPv6.
It has been
** Description changed:
I did an upgrade in place from Feisty to Gutsy. After the upgrade
browsing the Internet ha become extremely slow. I use both Firefox, and
Swiftweasel browsers. I have tried a few of the suggestions from the
- Forums, but none have worked. I disables IPv6 in both b
Ralph,
I tried 'sudo tcpdump -i eth0 -n' and at the same time I run Synaptic PM and
hit the Reload button.
The attached tcpdump file shows the reply I got. It started at 22:18:01 and
ended 2 minutes later by pressing the Cancel button, because the procedure
couldn't go on.
The message I got from
> That is, while I CAN ping archive.ubuntu.com, archive.canonical.com
> e.t.c. I CAN'T download any packages!
All I can suggest for the moment is to see if tcpdump sheds any light on
what's going on, e.g. are the DNS replies not coming back, or are the
requests going to an odd address, whilst try
Ralph,
when I change to "Server for Greece" in the Software Sources window it starts
looking up for addresses like
http://gr.archive.ubuntu.com/ubuntu/dists/gutsy/Release.gpg
and when I try to ping gr.archive.ubuntu.com sometimes it works sometimes
it'not.
As I said before, my internet connecti
Michael, I assume you mean www.ubuntu.gr since gr.www.ubuntu.com doesn't
exist for me either.
$ host www.ubuntu.gr
www.ubuntu.gr is an alias for ubuntu.gr.
ubuntu.gr has address 64.79.219.14
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Ralph, this is what I got from tcpdump:
s# sudo tcpdump -i eth0 -n
tcpdump: verbose output suppressed, use -v or -vv for full protocol decode
listening on eth0, link-type EN10MB (Ethernet), capture size 96 bytes
12:26:38.709492 IP 213.170.194.176.80 > 192.168.1.3.52683: R
3870392194:3870392194(0)
Michael, can you run tcpdump to display the network traffic on your
outgoing interface and then attempt a ping to a never-tried-before host.
E.g., my interface is ppp0 so `sudo tcpdump -i ppp0 -n' in one window
and then `ping -c 3 -n mail.troff.org' in another. The output should
only be a few line
Sorry, but the last line of my previous post should be "..., while I CAN
ping archive.canonical.com"
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I tried to ping some internet addresses and got some "interesting"
results...
~$ping -c 3 www.ubuntu.com
PING www.ubuntu.com (91.189.94.199) 56(84) bytes of data.
64 bytes from www.ubuntu.com (91.189.94.199): icmp_seq=1 ttl=42 time=79.0 ms
64 bytes from www.ubuntu.com (91.189.94.199): icmp_seq=2 t
I also did what Matt Hartley suggests (blacklisting ipv6 and using
OpenDNS) but neither worked. apt-get cannot resolve domain names.
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Ralph Corderoy wrote:
> test and try:
>
> dig www.kame.net
> dig A www.kame.net
>
> at the command line. The first will time out if DNS IPv6 isn't working,
> the second should work fine. Is that what you're seeing?
Both commands worked fine on my computer.
I have a fresh installation of guts
Ralph Corderoy wrote:
> test and try:
>
> dig www.kame.net
> dig A www.kame.net
>
> at the command line. The first will time out if DNS IPv6 isn't working,
> the second should work fine. Is that what you're seeing?
No, both commands work without timing out. After trying this I
bl
I think there's enough people suffering from this that it can be made
Confirmed in order to get someone looking at it. Even The Register has
reported on it.
http://www.theregister.co.uk/2007/10/24/ubuntu_gutsy_gibbon_ipv6/
Can people with the problem please try and be as precise as possible
with
Also on ADSL by Swisscom with Netopia Router. Disabling IPv6 helped only
for the Web Browser. To get rid of the delays with other protocols like
e.g. ssh I had to enter the two DNS servers used by the router
(System-->Administration-->Network-->DNS)
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Internet extremely slow in Gutsy after upgra
got bitten by this too. ADSL by Swisscom, Netopia Router. not sure
which network card, since i'm not on that computer right now.
Network worked fine with feisty install, dirt-slow on gutsy. Disabling
IPv6 everywhere fixed it.
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I have tried on Cable internet and DSL and they both seem to be slow. I
think it is specific to the hardware on your system, probably not
network related.
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I am using ADSL and a Telindus 1132 ADSL Router. Windows XP and Feisty
are working fine with these.
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Hi again, I'm back at work and it seems to be working ok now. There were
some other issues with the network that I was not aware of. It's likely
that I'm not affected by this bug after all.
Sorry for the inconvenience.
Ger.
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Hi again, I'm not using ADSL on the computer with these troubles. In fact, I'm
using it in a corporate environment which has several other Gutsy computers
running smoothly. So this has probably something to do with my specific
hardware and not the network components.
I'm working on a temporary
I am using Comcast cable (not ADSL) 8M down, 1.5M up, and an old SMC 11b
wireless router. Every other computer works fine. My "Ubuntu" laptop works
find when running in Vista (so sad...), but when running Gutsy... OMG! (not to
be overly dramatic or anything) it is s slo!!! It too
I just want to see if theres any commonalities here. Is everyone who is
getting this problem using ADSL?
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I cannot browse the internet at all, after upgrading to gutsy. Disabling IPv6
at Firefox solved the problem for it. I still can't use apt-get or any other
application that needs internet. There seems to be a DNS resolving problem
between Gutsy and my Router (Telindus 1132 ADSL Router). I have do
I've got the same problem unfortunately. Please provide a fix soon! The
local LAN is very slow as well.
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Just wanted to post the related forum link. There are quite a few people
with this problem.
http://ubuntuforums.org/showthread.php?t=581055
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I also have this problem with a clean gutsy install. I'm using a wired
connection and it takes 20+ seconds to load a new page. This is the only
problem that is keeping me from moving fully to ubuntu. Feisty worked
fine though.
I hope this gets fixed sometime soon.
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I too am having problems with slow network on Gustsy 7.10 (fresh
install). In my case, it is only the wireless. It is slow for internet
and local network transfers. I have tried updating the router firmware
but that did not help. For now I'll just wait it out. My connection is
usable thankfully, ju
I think it is a serious problem with Gutsy , i didn't expect to have it with a
new version of Ubuntu , it should be solved soon.
Thanks for the reporter and the Ubuntu stuff for there efforts and time.
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You r
After more testing, this has only "fixed" the problem for my wireless
connection. My wired connection is still extremely slow. I modified
the DNS settings on my ISPs router (Actiontec from Qwest), and that did
not help. It should also be noted that while the performance increased
on my wireless
I added the OpenDNS entries to my router, and the speed has increased
dramatically. I DO NOT consider this a fix, but a temporary solution,
and hope you will continue to work the problem. It should not be
necessary to make OpenDNS entries at the router to have functioning
Internet after an upgrad
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