From: Stephen Hemminger <stephen@networkplumber.org>
To: "Wang, Yipeng1" <yipeng1.wang@intel.com>
Cc: Vincent Jardin <vincent.jardin@6wind.com>,
"dev@dpdk.org" <dev@dpdk.org>,
"Gobriel, Sameh" <sameh.gobriel@intel.com>,
"Wang, Ren" <ren.wang@intel.com>,
"Tai, Charlie" <charlie.tai@intel.com>
Subject: Re: [dpdk-dev] [RFC] Add Membership Library
Date: Fri, 2 Jun 2017 13:51:31 -0700 [thread overview]
Message-ID: <20170602135131.25fae7f7@xeon-e3> (raw)
In-Reply-To: <D2C4A16CA39F7F4E8E384D204491D7A640717076@ORSMSX105.amr.corp.intel.com>
On Thu, 1 Jun 2017 01:03:36 +0000
"Wang, Yipeng1" <yipeng1.wang@intel.com> wrote:
> Hi Vincent,
>
> Thanks for the comments and some quick responses below:
>
> - DPDK Bloom Filter is derived from the libbloom (as shown by the included BSD license), but optimized for performance with various DPDK goodness such as rte_zmalloc, rte_bitmap, rte_jhash, etc. It doesn't seem appropriate to bring those DPDK specific features into libbloom, which is designed for more generic environments.
> - DPDK Bloom Filter is just one very basic mode among other more sophisticated ones in the DPDK Membership Library, which supports a different set of APIs (e.g., bulk lookup, multi-match, etc.) than those supported in libbloom.
> - It may make sense to bring some generic (i.e., non DPDK specific) improvements back to libbloom once identified.
>
> Thanks
> Yipeng
>
> > -----Original Message-----
> > From: Vincent Jardin [mailto:vincent.jardin@6wind.com]
> > Sent: Saturday, May 27, 2017 2:42 AM
> > To: Wang, Yipeng1 <yipeng1.wang@intel.com>
> > Cc: dev@dpdk.org; Gobriel, Sameh <sameh.gobriel@intel.com>; Wang, Ren
> > <ren.wang@intel.com>; Tai, Charlie <charlie.tai@intel.com>
> > Subject: Re: [dpdk-dev] [RFC] Add Membership Library
> >
> > Why duplicating Jyri's libbloom - https://github.com/jvirkki/libbloom - for this
> > DPDK capability? Why not showing that you can contribute to libbloom and
> > make it linkable with the DPDK?
> >
> > There are so many duplicated code...
> >
> > Thank you,
> > Vincent
> >
>
Note: rte_zmalloc is really no faster in my experience than regular malloc. And under
memory pressure rte_malloc is worse than malloc.
prev parent reply other threads:[~2017-06-02 20:51 UTC|newest]
Thread overview: 7+ messages / expand[flat|nested] mbox.gz Atom feed top
2017-05-27 1:34 Yipeng Wang
2017-05-27 1:34 ` Yipeng Wang
2017-05-27 9:42 ` Vincent Jardin
2017-06-01 1:03 ` Wang, Yipeng1
2017-06-01 23:48 ` Vincent Jardin
2017-07-17 21:04 ` Vincent JARDIN
2017-06-02 20:51 ` Stephen Hemminger [this message]
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