Kernelnewbies Digest, Vol 77, Issue 7

Wed Apr 12 07:32:13 EDT 2017

Hello all,

I would suggest to peruse https://kernelnewbies.org/.

BR,
Sebastien.

On 2017-04-12 12:29, Nan Xiao wrote:
> Hi Tran Ly Vu,
> 
>> How exactly do i start to contribute to linux community, i.e fix
> bug, etc
> 
> Below are my suggestions:
> 
> (1) Select a module which you are interested;
> (2) Dive into the source code; subscribe the related mailing list and
> concentrate on the news& updates of this module;
> (3) After you are familiar with this module, you can take part in it:
> add feature, fix bug, etc.
> 
> Best Regards
> Nan Xiao
> 
> On Wed, Apr 12, 2017 at 10:30 AM, Tran Ly Vu
> <vutransingapore at gmail.com> wrote:
> 
>> HI,
>> 
>> I have signed up for the eudyptula challenge to start off.
>> 
>> How exactly do i start to contribute to linux community, i.e fix
>> bug, etc
>> 
>> Thanks
>> 
>> On 4/12/2017 12:00 AM, kernelnewbies-request at kernelnewbies.org
>> wrote:
>>> Send Kernelnewbies mailing list submissions to
>>> kernelnewbies at kernelnewbies.org
>>> 
>>> To subscribe or unsubscribe via the World Wide Web, visit
>>> 
>> https://lists.kernelnewbies.org/mailman/listinfo/kernelnewbies [1]
>>> or, via email, send a message with subject or body 'help' to
>>> kernelnewbies-request at kernelnewbies.org
>>> 
>>> You can reach the person managing the list at
>>> kernelnewbies-owner at kernelnewbies.org
>>> 
>>> When replying, please edit your Subject line so it is more
>> specific
>>> than "Re: Contents of Kernelnewbies digest..."
>>> 
>>> 
>>> Today's Topics:
>>> 
>>> 1. Re: Welcome to the "Kernelnewbies" mailing list
>>> (juan pedro meri?o)
>>> 2. Re: Welcome to the "Kernelnewbies" mailing list (Lino
>> Sanfilippo)
>>> 3. Btrfs Questions for Personal Data Archive (nick)
>>> 
>>> 
>>> 
>> 
> ----------------------------------------------------------------------
>>> 
>>> Message: 1
>>> Date: Mon, 10 Apr 2017 19:10:46 -0500
>>> From: juan pedro meri?o <juapdiaz at gmail.com>
>>> Subject: Re: Welcome to the "Kernelnewbies" mailing list
>>> To: kernelnewbies at kernelnewbies.org
>>> Message-ID:
>>> 
>> <CAC8C0kTRaN9jnk72K26YB8ZRBcnBbirGXE6NYL-stfv1vYc5Gg at mail.gmail.com>
>>> Content-Type: text/plain; charset="utf-8"
>>> 
>>> Hi!
>>> 
>>> I have been looking at versions 1,2,3 and 4 of the linux kernel.
>> I would
>>> like to know what are the programs for the kernel development
>> environment.
>>> To test them and add new features.
>>> 
>>> Thank you very much!
>>> 
>>> On Mon, Apr 10, 2017 at 7:05 PM,
>> <kernelnewbies-request at kernelnewbies.org>
>>> wrote:
>>> 
>>>> Welcome to the Kernelnewbies at kernelnewbies.org mailing list!
>> Welcome
>>>> to the kernelnewbies mailing list. Please see
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> https://lists.kernelnewbies.org/mailman/options/kernelnewbies/juapdiaz%
>> [3]
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>> [6]
>>> 
>>> ------------------------------
>>> 
>>> Message: 2
>>> Date: Tue, 11 Apr 2017 02:50:06 +0200
>>> From: Lino Sanfilippo <LinoSanfilippo at gmx.de>
>>> Subject: Re: Welcome to the "Kernelnewbies" mailing list
>>> To: juan pedro meri?o <juapdiaz at gmail.com>,
>>> kernelnewbies at kernelnewbies.org
>>> Message-ID: <c7e19f68-560a-ffc3-3282-3eb0b0edbfc5 at gmx.de>
>>> Content-Type: text/plain; charset=windows-1252
>>> 
>>> Hi,
>>> 
>>> On 11.04.2017 02:10, juan pedro meri?o wrote:
>>>> Hi!
>>>> 
>>>> I have been looking at versions 1,2,3 and 4 of the linux kernel.
>> I would
>>>> like to know what are the programs for the kernel development
>> environment.
>>>> To test them and add new features.
>>>> 
>>>> Thank you very much!
>>> Please take a look at this site:
>>> 
>>> https://www.kernel.org/doc/html/latest/dev-tools/index.html [7]
>>> 
>>> I suggest that you also take a look at the eudyptula challenge:
>>> http://eudyptula-challenge.org/ [8]
>>> 
>>> 
>>>>> You must know your password to change your options (including
>> changing
>>>>> the password, itself) or to unsubscribe. It is:
>>>>> 
>>>>> juanpepe
>>>>> 
>>> Did you notice that you have just made your password public to
>> the whole world?
>>> 
>>> Regards,
>>> Lino
>>> 
>>> 
>>> 
>>> 
>>> ------------------------------
>>> 
>>> Message: 3
>>> Date: Mon, 10 Apr 2017 23:28:31 -0400
>>> From: nick <xerofoify at gmail.com>
>>> Subject: Btrfs Questions for Personal Data Archive
>>> To: kernelnewbies <kernelnewbies at kernelnewbies.org>
>>> Message-ID: <7f1cf364-648f-69d2-b859-cd965d5552bd at gmail.com>
>>> Content-Type: text/plain; charset=utf-8
>>> 
>>> Greetings All,
>>> I am assuming this is coming from me it's just going to get no
>> reply. However if someone
>>> who works on btrfs is willing to reply to this I have a few
>> questions. Firstly I have a
>>> lot of personal storage for archiving various things probably
>> around ~37TB filled currently
>>> in external drives and estimate the archive to grow to around
>> ~300 to 400 TB. All of
>>> these numbers are unformatted for people's information. I have
>> been using btrfs but
>>> need to ask a few questions for how to create a central archive
>> best:
>>> 
>>> 1.Does the compression algorithms used as according to my
>> knowledge they don't do
>>> it well enough to enable it for non text files? What are the
>> performance disadvantages
>>> from a IO perspective(I can Google this but I want numbers from
>> someone who works
>>> in a data center)? This is primary due to the central archive
>> needing to be used
>>> for many different systems at a time. I assume around 3-4 on
>> average maybe more
>>> including during a rebuild. Some of it is also hit bit rate
>> encodes I have done
>>> for bluray which are around 10-22mbps per second and may need to
>> be watched during
>>> a raid rebuild. GPU processing will be client side so don't worry
>> about that.
>>> 
>>> 2. Same as above but for software raid versus hardware raid in
>> btrfs.I am stressing
>>> rebuild time here on a raid 5/6. Probably going to use raid 60 as
>> that gives me
>>> a mirror plus two drives failure for redundancy.
>>> 
>>> 3. I have found very little information on this but does the
>> metadata being on a SSD
>>> actually help with performance? Very little information exist off
>> the wiki for this.
>>> I literally goggled for a few hours and found very little even in
>> terms of papers.
>>> 
>>> Further more the archive is going to be on external hard drives
>> for a while, as hard
>>> drives are not big enough. If people want more information or
>> have advice on how
>>> to scale this out that would be very helpful. Generally I am
>> looking for information
>>> related to btrfs.
>>> 
>>> If anyone replies huge thanks,
>>> Nick
>>> P.S. If anyone tells me to send my questions to the btrfs list I
>> did some stupid things and
>>> was banned from vger so I am just sending it here for now.
>>> 
>>> 
>>> 
>>> ------------------------------
>>> 
>>> _______________________________________________
>>> Kernelnewbies mailing list
>>> Kernelnewbies at kernelnewbies.org
>>> https://lists.kernelnewbies.org/mailman/listinfo/kernelnewbies
>> [1]
>>> 
>>> 
>>> End of Kernelnewbies Digest, Vol 77, Issue 7
>>> ********************************************
>> 
>> --
>> Spending hours typing this email ...just for YOU -The Incredible-
>> and no one else!
>> 
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> 
> 
> 
> Links:
> ------
> [1] https://lists.kernelnewbies.org/mailman/listinfo/kernelnewbies
> [2] http://lists.kernelnewbies.org/
> [3] 
> https://lists.kernelnewbies.org/mailman/options/kernelnewbies/juapdiaz%
> [4] http://40gmail.com
> [5] http://kernelnewbies.org
> [6]
> http://lists.kernelnewbies.org/pipermail/kernelnewbies/attachments/20170410/d61d3900/attachment-0001.html
> [7] https://www.kernel.org/doc/html/latest/dev-tools/index.html
> [8] http://eudyptula-challenge.org/
> 
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