[Pkg-utopia-maintainers] Bug#773525: Bug#773525: Randomly excludes available connections [when there are too many?]

[Michael Biebl]

Control: severity -1 important
Control: tags -1 moreinfo

Am 19.12.2014 um 15:32 schrieb Pietro Battiston:
> Package: network-manager
> Version: 0.9.10.0-4
> Severity: grave
> 
> Copypasted from a shell:
> 
> pietro at debiousci:~$ for i in `seq 1 10`; do nmcli c | wc; done
>     127     637   12827
>     127     637   12827
>     127     627   12827
>     126     628   12726
>     127     629   12573
>     127     634   12828
>     127     629   12827
>     127     630   12319
>     127     631   12827
>     127     627   12827
> 
> 
> I am clearly not changing my list of available connections (so quick!). So what
> is happening is that network-manager is dropping some of my registered
> connections, in a random way. Initially I though "it is unable to handle more
> than 127", but then I saw that sometimes it only lists 126. The output of
> "nmcli c" is otherwise almost sane (see below).
> 
> Some connections show up more frequently, some less. Consider for instance:
> 
> pietro at debiousci:~$ for i in `seq 1 10`; do nmcli c | grep -i condividi; done |
> sort
> Condividi                             8a006f93-95ac-4683-a683-56413cbb95bb
> 802-3-ethernet   --
> Condividi                             8a006f93-95ac-4683-a683-56413cbb95bb
> 802-3-ethernet   --
> Condividi                             8a006f93-95ac-4683-a683-56413cbb95bb
> 802-3-ethernet   --
> Condividi                             cab18fac-376f-42cf-9349-d9b4170dacce
> 802-3-ethernet   --
> condividi con dnsmasq                 d54c2a91-f654-4d52-bdbd-cf9d8efdd9e5
> 802-3-ethernet   --
> condividi                              daa501b5-87eb-4a3f-a6d5-4fa73d042a66
> 802-3-ethernet   --
> condividi                             daa501b5-87eb-4a3f-a6d5-4fa73d042a66
> 802-3-ethernet   --
> condividi                             daa501b5-87eb-4a3f-a6d5-4fa73d042a66
> 802-3-ethernet   --
> condividi                             daa501b5-87eb-4a3f-a6d5-4fa73d042a66
> 802-3-ethernet   --
> condividi                             daa501b5-87eb-4a3f-a6d5-4fa73d042a66
> 802-3-ethernet   --
> condividi                             daa501b5-87eb-4a3f-a6d5-4fa73d042a66
> 802-3-ethernet   --
> condividi                             daa501b5-87eb-4a3f-a6d5-4fa73d042a66
> 802-3-ethernet   --
> condividi                             daa501b5-87eb-4a3f-a6d5-4fa73d042a66
> 802-3-ethernet   --
> condividi                           daa501b5-87eb-4a3f-a6d5-4fa73d042a66
> 802-3-ethernet   --
> 
> So
> - one connection, "Condividi", is shown 3 times out of 10
> - one connection, "condividi con dnsmasq", is shown 1 time only
> - one connection, "condividi", is shown most of the times... with different
> space paddings!!!!
> 
> Different runs of the above command will clearly give different results, but
> some connections are indeed more rare - i.e. "condividi con dnsmasq" usually
> shows in none of the 10 tries - and some exhibit (even more than 2) different
> space paddings. The wireless connection I need to use at work shows up more or
> less once every 100 tries. Which, by the way, is very annoying: it usually
> disables autoconnect, makes it virtually impossible to use gnome-control-center
> (or the GNOME 3 drop-down menu) to connect, and makes it very hard and time
> consuming also with "nmcli c up" (nm-connection-editor is also affected).
> 
> This is why the bug is grave: in particular, if a remote server relies on
> network-manager in order to connect at startup... you'd better hope it is not
> too remote.

Not really, grave means, the package is unusable, which it clearly i'snt.

> The bug was present also with 0.9.10.0-3. My rough guess is that the
> problematic upgrade was located between July and September.
> 

Can you pinpoint the exact version please.


> pietro at debiousci:~$ ls /etc/NetworkManager/system-connections | wc
>     431     891    8594

How did you generate 431 connections? Did you copy files around?


-- 
Why is it that all of the instruments seeking intelligent life in the
universe are pointed away from Earth?

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