Message-ID: <1437605640.3298.16.camel@stgolabs.net>
Subject: Re: [PATCH v4 00/10] hugetlbfs: add fallocate support
From: Davidlohr Bueso <dave@stgolabs.net>
To: Andrew Morton <akpm@linux-foundation.org>
Cc: Mike Kravetz <mike.kravetz@oracle.com>, linux-mm@kvack.org,
        linux-kernel@vger.kernel.org, linux-api@vger.kernel.org,
        Dave Hansen <dave.hansen@linux.intel.com>,
        Naoya Horiguchi <n-horiguchi@ah.jp.nec.com>,
        David Rientjes <rientjes@google.com>, Hugh Dickins <hughd@google.com>,
        Aneesh Kumar <aneesh.kumar@linux.vnet.ibm.com>,
        Hillf Danton <hillf.zj@alibaba-inc.com>,
        Christoph Hellwig <hch@infradead.org>, Michal Hocko <mhocko@suse.cz>
Date: Wed, 22 Jul 2015 15:54:00 -0700
In-Reply-To: <1437605459.3298.14.camel@stgolabs.net>
References: <1437502184-14269-1-git-send-email-mike.kravetz@oracle.com>
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On Wed, 2015-07-22 at 15:50 -0700, Davidlohr Bueso wrote:
> On Wed, 2015-07-22 at 15:37 -0700, Andrew Morton wrote:
> > On Wed, 22 Jul 2015 15:34:34 -0700 Davidlohr Bueso <dave@stgolabs.net> wrote:
> > 
> > > On Wed, 2015-07-22 at 15:30 -0700, Andrew Morton wrote:
> > > > selftests is a pretty scrappy place.  It's partly a dumping ground for
> > > > things so useful test code doesn't just get lost and bitrotted.  Partly
> > > > a framework so people who add features can easily test them. Partly to
> > > > provide tools to architecture maintainers when they wire up new
> > > > syscalls and the like.
> > > 
> > > Yeah, ipc, for instance, also sucks _badly_ in selftests.
> > 
> > What testsuite should people be using for IPC?
> 
> The best I've found is using the ipc parts of LTP. It's caught a lot of
> bugs in the past. Unsurprisingly, I believe Fengguang has this
> automated.
> 
> Manfred also has a few for more specific purposes -- which also serve
> for performance testing:
> https://github.com/manfred-colorfu/ipcsemtest
> https://github.com/manfred-colorfu/ipcscale
> 
> iirc Dave Hansen also had written some shm-specific tests.

I also used to rely on multiple Oracle 11g RDBMS workloads and
benchmarks, particularly for dealing with sysv sems. Unfortunately I no
longer have the required licenses :(

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