Groups > linux.debian.user > #207239

Re: putty go slow

From	mick crane <mick.crane@gmail.com>
Newsgroups	linux.debian.user
Subject	Re: putty go slow
Date	2019-04-10 15:30 +0200
Message-ID	<xLlsD-1YM-21@gated-at.bofh.it> (permalink)
References	(3 earlier) <xKSJX-GT-1@gated-at.bofh.it> <xKWNz-3m0-1@gated-at.bofh.it> <xLil4-9e-9@gated-at.bofh.it> <xLkdb-1ib-1@gated-at.bofh.it> <xLl9f-1S1-1@gated-at.bofh.it>
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On 2019-04-10 14:01, Peter Wiersig wrote:
> Michael Stone <mstone@debian.org> writes:
> 
>> On Wed, Apr 10, 2019 at 12:00:01PM +0200, Peter Wiersig wrote:
>>>> /sbin/ifconfig
>>>> enp0s25: flags=4163<UP,BROADCAST,RUNNING,MULTICAST>  mtu 1500
>>>>          inet 10.0.0.3  netmask 255.255.255.0  broadcast 10.0.0.255
>>>>          inet6 fe80::219:d1ff:fe41:c769  prefixlen 64  scopeid 
>>>> 0x20<link>
>>>>          ether 00:19:d1:41:c7:69  txqueuelen 1000  (Ethernet)
>>>>          RX packets 47732498  bytes 13998322190 (13.0 GiB)
>>>>          RX errors 0  dropped 5642  overruns 0  frame 0
>>> 
>>> Your errors are higher when your received packets are half of mine. 
>>> But
>>> still, 5k of of 47m is a error rate of 0.01%, so a hint, but not
>>> conclusive.
>> 
>> 5000 drops is insignificant, and you're having him waste his time
>> chasing something that isn't a problem.
> 
> No, I encouraged him to reboot the linux side of the puzzle, reproduce
> his problem and then check the counters.  I doubt that that would 
> entour
> 13 GiB datatransfers if the problem is reproducible, I got the
> impression the problem is intermittend and I suggested he goes and 
> swaps
> the cables for about $10 and see if that helps or not.
> 
> I also stated that that error-rate is not the solution, and I guess 
> that
> I wont be able to help him solve this problem.  Dan thought the 5k
> counter value would indicate a more serious problem.
> 
> I also asked for kernel messages regarding his network card, because I
> think in his case the error might lie in the link negotiation or duplex
> settings for the relevant machines.
> 
> I strive for local networks that would have single digit drops in 47m
> packets and I'm willing to spend the money for the equipment to achieve
> that.  My quoted ifconfig output comes from a rented server in some
> datacenter where I don't have the power to choose anything HW related
> apart from my price point for the server cost, and they almost reach my
> goal in error counters.  I have no idea how critical micks hardware is
> and what budget choices he makes.
> 
> You have a nice day please, Michael.  Thanks for your contribution to
> debian btw.
> 
> Regards,
> Peter

Just looking I had a misspelled entry in hosts file on windows for the 
PC that is name server which can't have been helping matters.
I'll get some decent cables, a couple of these the plastic clip has 
broken off.

mick
-- 
Key ID    4BFEBB31

Thread

putty go slow mick crane <mick.crane@gmail.com> - 2019-04-08 22:40 +0200
  Re: putty go slow Peter Wiersig <peter@friesenpeter.de> - 2019-04-09 00:00 +0200
  Re: putty go slow lev@levlaz.org - 2019-04-09 00:10 +0200
    Re: putty go slow mick crane <mick.crane@gmail.com> - 2019-04-09 00:40 +0200
      Re: putty go slow lev@levlaz.org - 2019-04-09 06:00 +0200
      Re: putty go slow Peter Wiersig <peter@friesenpeter.de> - 2019-04-09 08:50 +0200
        Re: putty go slow mick crane <mick.crane@gmail.com> - 2019-04-09 13:10 +0200
          Re: putty go slow Dan Ritter <dsr@randomstring.org> - 2019-04-09 13:20 +0200
          Re: putty go slow Peter Wiersig <peter@friesenpeter.de> - 2019-04-10 12:10 +0200
            Re: putty go slow Michael Stone <mstone@debian.org> - 2019-04-10 14:10 +0200
              Re: putty go slow Peter Wiersig <peter@friesenpeter.de> - 2019-04-10 15:10 +0200
                Re: putty go slow mick crane <mick.crane@gmail.com> - 2019-04-10 15:30 +0200
                Re: putty go slow Peter Wiersig <peter@friesenpeter.de> - 2019-04-10 16:10 +0200
                Re: putty go slow Michael Stone <mstone@debian.org> - 2019-04-10 15:40 +0200
                Re: putty go slow Peter Wiersig <peter@friesenpeter.de> - 2019-04-10 16:40 +0200
            Re: putty go slow rhkramer@gmail.com - 2019-04-10 16:20 +0200
              Re: putty go slow rhkramer@gmail.com - 2019-04-10 16:30 +0200
                Re: putty go slow rhkramer@gmail.com - 2019-04-12 14:50 +0200
              Re: putty go slow Michael Stone <mstone@debian.org> - 2019-04-10 17:20 +0200
        Re: putty go slow Celejar <celejar@gmail.com> - 2019-04-09 19:50 +0200

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