[Bioc-devel] Download stats for Feb/2011?

Martin Morgan mtmorgan at fhcrc.org
Mon Feb 21 03:37:12 CET 2011

On 02/20/2011 06:28 PM, Luo Weijun wrote:
> Hi Christian and Martin,

> The same download pattern also occurred to my gage package. Actually
> it occurred to many non-core packages, i.e. those don't install
> through biocLite(). For those core packages or highly used packages
> already with thousands of downloads per month, this pattern is not
> seen. For instance, the biomaRt package you have mentioned, its
> February is similar to other normal months. Based on Martin's
> description, very likely some other computer cluster with a few
> hundred nodes is installing Bioconductor with all packages included.
> These exta few hundred downloads mean a lot more for the non-core
> packages, but little for core packages.

Hi Weijun

We'll try to get to the bottom of this, but not until working hours,
which in the US starts on Tuesday this week.

> A related question I am interested now, is there any way to know the
> total download stats, not only from FHCRC server, but also from the
> mirrors. Martin said mirror stats are not counted currently.

There is no centralized collation of statistics; mirrors are listed at


but this list might be out of date and not comprehensive (there are
instructions for creating mirrors, and no requirement that someone who
creates a mirror, e.g., for internal use, report this to us), and there
is no requirement for mirrors to collect download statistics.


> Weijun
> --- On Sat, 2/19/11, cstrato <cstrato at aon.at> wrote:
>> From: cstrato <cstrato at aon.at> Subject: Re: [Bioc-devel] Download
>> stats for Feb/2011? To: "Martin Morgan" <mtmorgan at fhcrc.org> Cc:
>> bioc-devel at stat.math.ethz.ch Date: Saturday, February 19, 2011,
>> 12:56 PM Dear Martin,
>> Thank you for your reply, you are right with the distinct IPs
>> downloads. The high  downloads of different packages is still 
>> conspicuous (a statistical outlier) but I must agree that it is not
>> so strange as the biomaRt outlier.
>> Best regards Christian
>> On 2/19/11 5:18 PM, Martin Morgan wrote:
>>> On 02/19/2011 07:44 AM, cstrato wrote:
>>>> Dear all,
>>>> Looking at the download stats of my package xps I
>> was astonished to see
>>>> that it was downloaded 692 times which is twice as
>> high as usually, but
>>>> by only 57 distinct IPs which is about twice as
>> low as usually.
>>>> Looking at the download stats for other packages I
>> realized that the
>>>> same strange pattern of download stats, very high
>> overall downloads vs
>>>> low downloads by distinct IPs is true for many
>> other packages.
>>>> Does someone have an explanation for this strange
>> download pattern in
>>>> February?
>>> Worth remembering that these stats are summaries of
>> the server logs at
>>> FHCRC; they exclude mirrors and can reflect whatever
>> weirdness the
>>> internet might concoct.
>>> February is only half done so I think that's the
>> distinct IP answer; the
>>> total downloads could be any of a number of reasons,
>> for instance
>>> biomaRt was very popular in September 2010, when what
>> appears from their
>>> IP address to be many nodes in a HPC cluster somewhere
>> in the US midwest
>>> decided that they needed to repeatedly install
>> biomaRt.
>>> A more complete answer will take a little digging...
>>> Martin
>>>> Best regards Christian _._._._._._._._._._._._._._._._._._
>> C.h.r.i.s.t.i.a.n   S.t.r.a.t.o.w.a
>>>> V.i.e.n.n.a
>> A.u.s.t.r.i.a
>>>> e.m.a.i.l:        cstrato at
>> aon.at
>>>> _._._._._._._._._._._._._._._._._._
>>>> _______________________________________________ 
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