From: Thomas Graf <tgraf@suug.ch>
To: lkp@lists.01.org
Subject: Re: [PATCH 2/3] rhashtable-test: retry insert operations in threads
Date: Tue, 01 Sep 2015 16:51:24 +0200 [thread overview]
Message-ID: <20150901145124.GC11564@pox.localdomain> (raw)
In-Reply-To: <20150901141639.GA13856@gondor.apana.org.au>
[-- Attachment #1: Type: text/plain, Size: 473 bytes --]
On 09/01/15 at 10:16pm, Herbert Xu wrote:
> On Tue, Sep 01, 2015 at 04:13:05PM +0200, Thomas Graf wrote:
> >
> > You can easily trigger this outside of the testsuite as well. Open
> > 10K Netlink sockets in a loop and the creation of the sockets will
> > fail way before memory pressure kicks in.
>
> That means our implementation is buggy. Do you have a test program?
1. The current in-kernel self-test
2. bind_netlink.c: https://github.com/tgraf/rhashtable
WARNING: multiple messages have this Message-ID (diff)
From: Thomas Graf <tgraf@suug.ch>
To: Herbert Xu <herbert@gondor.apana.org.au>
Cc: davem@davemloft.net, netdev@vger.kernel.org,
linux-kernel@vger.kernel.org, fengguang.wu@intel.com,
wfg@linux.intel.com, lkp@01.org
Subject: Re: [PATCH 2/3] rhashtable-test: retry insert operations in threads
Date: Tue, 1 Sep 2015 16:51:24 +0200 [thread overview]
Message-ID: <20150901145124.GC11564@pox.localdomain> (raw)
In-Reply-To: <20150901141639.GA13856@gondor.apana.org.au>
On 09/01/15 at 10:16pm, Herbert Xu wrote:
> On Tue, Sep 01, 2015 at 04:13:05PM +0200, Thomas Graf wrote:
> >
> > You can easily trigger this outside of the testsuite as well. Open
> > 10K Netlink sockets in a loop and the creation of the sockets will
> > fail way before memory pressure kicks in.
>
> That means our implementation is buggy. Do you have a test program?
1. The current in-kernel self-test
2. bind_netlink.c: https://github.com/tgraf/rhashtable
next prev parent reply other threads:[~2015-09-01 14:51 UTC|newest]
Thread overview: 43+ messages / expand[flat|nested] mbox.gz Atom feed top
2015-08-28 10:28 [PATCH 1/3] rhashtable-test: add cond_resched() to thread test Phil Sutter
2015-08-28 10:28 ` [PATCH 2/3] rhashtable-test: retry insert operations in threads Phil Sutter
2015-08-28 11:09 ` Thomas Graf
2015-08-28 11:09 ` Thomas Graf
2015-08-28 11:13 ` Phil Sutter
2015-08-28 13:34 ` Phil Sutter
2015-08-28 22:43 ` Thomas Graf
2015-08-28 22:43 ` Thomas Graf
2015-08-29 9:07 ` Phil Sutter
2015-08-30 7:47 ` Herbert Xu
2015-08-30 7:47 ` Herbert Xu
2015-08-31 11:00 ` Phil Sutter
2015-09-01 11:43 ` Herbert Xu
2015-09-01 11:43 ` Herbert Xu
2015-09-01 12:46 ` Phil Sutter
2015-09-01 13:00 ` Herbert Xu
2015-09-01 13:00 ` Herbert Xu
2015-09-01 13:40 ` Eric Dumazet
2015-09-01 13:40 ` Eric Dumazet
2015-09-01 13:43 ` Phil Sutter
2015-09-01 13:50 ` Herbert Xu
2015-09-01 13:50 ` Herbert Xu
2015-09-01 13:56 ` Phil Sutter
2015-09-01 14:03 ` Herbert Xu
2015-09-01 14:03 ` Herbert Xu
2015-09-01 14:13 ` Thomas Graf
2015-09-01 14:13 ` Thomas Graf
2015-09-01 14:16 ` Herbert Xu
2015-09-01 14:16 ` Herbert Xu
2015-09-01 14:51 ` Thomas Graf [this message]
2015-09-01 14:51 ` Thomas Graf
2015-09-02 2:00 ` Herbert Xu
2015-09-02 2:00 ` Herbert Xu
2015-09-02 7:07 ` Thomas Graf
2015-09-02 7:07 ` Thomas Graf
2015-09-10 8:03 ` Herbert Xu
2015-09-10 8:03 ` Herbert Xu
2015-09-10 10:05 ` Phil Sutter
2015-08-28 10:28 ` [PATCH 3/3] rhashtable-test: calculate max_entries value by default Phil Sutter
2015-08-28 11:11 ` Thomas Graf
2015-08-28 11:11 ` Thomas Graf
2015-08-28 11:03 ` [PATCH 1/3] rhashtable-test: add cond_resched() to thread test Thomas Graf
2015-08-28 11:03 ` Thomas Graf
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