From: Sven Eckelmann <sven@narfation.org>
To: b.a.t.m.a.n@lists.open-mesh.org
Subject: Re: [B.A.T.M.A.N.] limit of if per batman
Date: Tue, 26 Dec 2017 15:19:41 +0100 [thread overview]
Message-ID: <4799954.f95c8XAbim@sven-edge> (raw)
In-Reply-To: <2528254.P9avF0yZu7@bentobox>
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On Mittwoch, 25. Januar 2017 08:15:52 CET Sven Eckelmann wrote:
[...]
> > this made me curious , and i modified your script a bit - turns out
> > after the 127. IF you add to batman-adv you get an Error -
> > all 510 gretap links was succesfully build ...
> > # ifconfig |grep gre| wc -l
> > 515
> > # batctl if|sort|wc -l
> > 127
> > the error is mainly
> > *Error - can't write to file
> > '/sys/class/net/gre128/batman_adv/mesh_iface': Cannot allocate memory
> [...]
[...]
> I would guess that your system mostly fails becauseit cannot handle the
> allocation of the "large" arrays which store:
[...]
Looks like their could also be a different problem when your test system uses
signed characters by default. Please try the patch [1] which changes the type
from char/s16 to unsigned int.
Kind regards,
Sven
[1] https://patchwork.open-mesh.org/patch/17247/
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next prev parent reply other threads:[~2017-12-26 14:19 UTC|newest]
Thread overview: 8+ messages / expand[flat|nested] mbox.gz Atom feed top
2017-01-23 17:26 [B.A.T.M.A.N.] limit of if per batman jens
2017-01-24 13:39 ` Sven Eckelmann
2017-01-25 2:21 ` jens
2017-01-25 3:02 ` Andrew Lunn
[not found] ` <ba5c036e-e34b-2b43-4df2-bc1c8883eedd@viisauksena.de>
2017-01-25 7:15 ` Sven Eckelmann
2017-12-26 14:19 ` Sven Eckelmann [this message]
2018-01-23 12:33 ` Sven Eckelmann
2018-02-03 7:41 ` Sven Eckelmann
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