netdev - Re: [PATCH net-next 1/5] sctp: add the rhashtable apis for sctp global transport hashtable

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Message-ID: <20160111092245.GA23331@gondor.apana.org.au>
Date:	Mon, 11 Jan 2016 17:22:45 +0800
From:	Herbert Xu <herbert@...dor.apana.org.au>
To:	Xin Long <lucien.xin@...il.com>
Cc:	Marcelo Ricardo Leitner <marcelo.leitner@...il.com>,
	Eric Dumazet <eric.dumazet@...il.com>,
	network dev <netdev@...r.kernel.org>,
	linux-sctp@...r.kernel.org,
	Marcelo Ricardo Leitner <mleitner@...hat.com>,
	Vlad Yasevich <vyasevic@...hat.com>, daniel@...earbox.net,
	davem <davem@...emloft.net>
Subject: Re: [PATCH net-next 1/5] sctp: add the rhashtable apis for sctp
 global transport hashtable

On Tue, Jan 05, 2016 at 06:10:15PM +0800, Xin Long wrote:
>
> without this 'reinsert'.
> 
> we can reproduce this issue like this:
> 1. download the attachment
> 2. cp sctperf.tar.gz to server and client hosts
> 3. in each hosts.
> #make
> 4. in server:
> #sh saddr.sh $ethx
> #./ss
> 5. in client:
> #sh caddr.sh $ethx
> #ulimit -n 20000
> #./cc
> 
> when the number of  connections reach about 1600, this issue will be triggered.

Just to confirm this is with the latest upstream kernel, right?
A git ID would be helpful.

Thanks,
-- 
Email: Herbert Xu <herbert@...dor.apana.org.au>
Home Page: http://gondor.apana.org.au/~herbert/
PGP Key: http://gondor.apana.org.au/~herbert/pubkey.txt