[Cbc] [External] Re: 2.10 version on Ubuntu

Fri Sep 13 16:40:20 EDT 2019

OK, let me see if I can replicate the failure withe the release version.

Ted

On Fri, Sep 13, 2019 at 4:35 PM Naladimmu Sreelakshmi <
naladimmu.sreelakshmi at fractal.ai> wrote:

> Hi Ted,
>
> Yes, the back up location was firewalled but the issue is sorted and also
> I am able to run the parallel successfully using multiple cores.
>
> On the installation through coinbrew, if I use the exact commands that JP
> have as final from his side, it worked perfectly. But that installs the
> most recent version which is trunk - this is still in development?
>
> If I fetch Cbc:releases:2.10.3 to get the exact stable version, the
> installation fails since it cannot find master directory.
>
> Thanks,
> Sree
> ------------------------------
> *From:* Ted Ralphs <ted at lehigh.edu>
> *Sent:* Saturday, September 14, 2019 1:35:29 AM
> *To:* Naladimmu Sreelakshmi <naladimmu.sreelakshmi at fractal.ai>
> *Cc:* JP Fasano <jpfasano at gmail.com>; cbc at list.coin-or.org <
> cbc at list.coin-or.org>
> *Subject:* Re: [External] Re: [Cbc] 2.10 version on Ubuntu
>
> Which version of Cbc are you installing? We have seen 403s on some of the
> third-party packages, but we now have backup download locations for
> many/most of them and I've not seen the primary and all backups fail very
> often. It shouldn't be a long-term issue. As an aside, you will probably
> get a faster version of Cbc if you install the Lapack Ubuntu package, which
> will be automatically picked up in the configuration.
>
> As far as I know, you should see multiple cores being used if you build
> with --enable-cbc-parallel. If not, open an issue on Github and we'll try
> to see what's happening.
>
> Ted
>
>
>
> On Fri, Sep 13, 2019 at 5:45 AM Naladimmu Sreelakshmi <
> naladimmu.sreelakshmi at fractal.ai> wrote:
>
>> Hi Ted,
>>
>> Was able to install basis the commands what you and JP have helped with!
>>
>> But now I am facing an issue that lapack installation fails throwing 403
>> error. Had also seen this happen with mumps (it was skipping earlier
>> though).
>>
>> On a separate note, want to confirm if I use --enable-cbc-parallel while
>> configuring, I still see only one core getting used?
>>
>> Thanks,
>> [image: 1518440930887_PastedImage]
>> Sreelakshmi Naladimmu | Senior Consultant
>> +91 9176264380 | fractal.ai
>> [image: 1518428993160_PastedImage]
>>
>> ------------------------------
>> *From:* Ted Ralphs <ted at lehigh.edu>
>> *Sent:* 10 September 2019 22:23
>> *To:* JP Fasano <jpfasano at gmail.com>
>> *Cc:* Naladimmu Sreelakshmi <naladimmu.sreelakshmi at fractal.ai>;
>> cbc at list.coin-or.org <cbc at list.coin-or.org>
>> *Subject:* [External] Re: [Cbc] 2.10 version on Ubuntu
>>
>> Just to close the loop, I made some additional improvements based on JP's
>> feedback. ldconfig is now run automatically after the install on Linux
>> whenever the install directory is not writable. It turns out that ldconfig
>> is run automatically by libtool EXCEPT in the case of installing a
>> directory that is in the system default library path. There doesn't seem to
>> be a very good reason for this, but that's what it is.
>>
>> I added some additional output explaining this and also changed the
>> default verbosity level to 1 to remove some of the visual chaff.
>>
>> By the way, another useful tidbit is that the default version that is
>> fetched is the git master version, which is the development version (under
>> our current workflow). The script now suggests that you might want to try
>> the latest release, which you can get with
>>
>> coinbrew fetch Cbc:releases/2.10.3 --no-prompt
>>
>> Have fun!
>>
>> Cheers,
>>
>> Ted
>>
>> On Mon, Sep 9, 2019 at 5:41 PM Ted Ralphs <ted at lehigh.edu> wrote:
>>
>> JP,
>>
>> A huge thanks to you, too, for the feedback. It helps a lot hearing from
>> people who are using these tools, especially as they are in development. I
>> actually don't have too much occasion to install to /usr/local, as I've
>> always got many different builds that I'm working with locally. It helps to
>> know what the experience is like for someone who just wants to install in
>> /usr/local and leave it. I thought we were actually embedding the location
>> of the libraries in the binary and that this issue shouldn't come up. I'll
>> check into why that doesn't seem to be working.
>>
>> For posterity, a general solution to your issue would have been to add
>>
>> export LD_LIBRARY_PATH=/usr/local/lib
>>
>> to your ~/.bashrc, which should work on any platform. The ldconfig
>> solutions is easier on Ubuntu, but it is only a bit of luck that it works
>> because /usr/local/lib is listed in /etc/ld.so.conf.d/libc.conf.
>>
>> I'm going to update the documentation and also put some messages into
>> coinbrew itself to prompt people to what to do if they encounter this
>> issue. Thanks again for your feedback!
>>
>> Cheers,
>>
>> Ted
>>
>> On Mon, Sep 9, 2019 at 4:28 PM JP Fasano <jpfasano at gmail.com> wrote:
>>
>> Hi Ted,
>>
>> Everything is now building and running.
>> A huge thank you for your help.
>>
>> After successfully doing the install with
>>
>> sudo ./coinbrew install Cbc
>>
>> the cbc standalone executable was not running (even after rebooting the
>> machine).
>> Here is what happened:
>>
>> jpfasano at WitOpenSource:~/coinCbc$ cbc
>> cbc: error while loading shared libraries: libCbcSolver.so.0: cannot open
>> shared object file: No such file or directory
>>
>> After googling around I found that the command
>>
>> sudo /sbin/ldconfig -v
>>
>> fixed the problem (web page link
>> <https://itsfoss.com/solve-open-shared-object-file-quick-tip/>).
>>
>> So in summary, these are the commands that worked for me (with a lot of
>> your help) to checkout and build Cbc:
>>
>>    - wget
>>    https://raw.githubusercontent.com/coin-or/coinbrew/master/coinbrew
>>    - chmod +x coinbrew
>>    - ./coinbrew fetch Cbc
>>    - ./coinbrew build Cbc --no-prompt --prefix=/usr/local
>>    - sudo ./coinbrew install Cbc
>>    - sudo /sbin/ldconfig -v
>>
>> Thanks. I don't think I could have figured this out without your help.
>>
>> JP
>>
>> On Mon, Sep 9, 2019 at 12:51 PM Ted Ralphs <ted at lehigh.edu> wrote:
>>
>> Ah, yes, forgot to back out one change. If you just pull the changes, the
>> install should work now, no need to rebuild.
>>
>> And thanks very much for posting the complete log of the build each time!
>> That makes it immensely easier to tell what's going on.
>>
>> If you want to suppress the output once everything is working, you can
>> use --verbosity 1 or -v 1 to just get minimal output.
>>
>> Ted
>>
>> On Mon, Sep 9, 2019 at 12:35 PM JP Fasano <jpfasano at gmail.com> wrote:
>>
>> Hi Ted,
>> "./coinbrew build Cbc --no-prompt --prefix=/usr/local" works great now!
>> Very impressive.
>> There is a lot going on.
>>
>> *>  sudo ./coinbrew install Cbc  *
>>
>> Thank you for sending this additional command.
>> Your timing was perfect, because I had just realized that the built
>> libraries and executables were still in my local directories. I was
>> trying to figure out what needed to be done next, when your posting arrived.
>>
>> Something with the "sudo ./coinbrew install Cbc"  isn't working for me.
>> Here is the console log:
>>
>> jpfasano at WitOpenSource:~/coinCbc$ sudo ./coinbrew install Cbc
>> [sudo] password for jpfasano:
>> Welcome to the COIN-OR fetch and build utility
>>
>> For help, run script with --help.
>>
>> Entering interactive mode (suppress with --no-prompt)...
>>
>> Disabling uninstalled packages
>>
>> ##################################################
>> ### Installing ThirdParty/ASL
>> ##################################################
>>
>> ./coinbrew: line 916: cd:
>> /home/jpfasano/coinCbc/build/ThirdParty/ASL/1.4: No such file or directory
>>
>>
>> LIne 916 of coinbrew is
>>
>>  cd $build_dir/$dir/$version_num
>>
>>
>> The directory /home/jpfasano/coinCbc/build/ThirdParty/ASL  does not
>> contain a directory named 1.4.
>> Here is what the directory /home/jpfasano/coinCbc/build/ThirdParty/ASL
>> contains:
>>
>> jpfasano at WitOpenSource:~/coinCbc/build/ThirdParty/ASL$ ls
>> arith.h  coinasl.pc  coinasl-uninstalled.pc  compile_MS_ASL
>>  compile_Unix_ASL  config.log  config.status  funcadd0.o  libamplsolver.a
>> libcoinasl.la  libtool  Makefile  stdio1.h
>>
>> If helpful, here is
>> /home/jpfasano/coinCbc/build/ThirdParty/ASL/config.log: link
>> <https://1drv.ms/u/s!ArBmlTcrk72FoL1kzS-r6Mbfs2-aeQ?e=kFwn4o>
>>
>> The console log from running "./coinbrew build Cbc --no-prompt
>> --prefix=/usr/local"  is here: link
>> <https://1drv.ms/u/s!ArBmlTcrk72FoL1jmQEhQA-yi3XLWg?e=hfckLc>
>>
>> Any help is appreciated. (no hurry).
>> Thank you.
>> JP
>>
>>
>>
>> --
>> Dr. Ted Ralphs
>> Professor, Industrial and Systems Engineering
>> Lehigh University
>> (610) 628-1280
>> ted 'at' lehigh 'dot' edu
>> coral.ie.lehigh.edu/~ted
>>
>>
>>
>> --
>> Dr. Ted Ralphs
>> Professor, Industrial and Systems Engineering
>> Lehigh University
>> (610) 628-1280
>> ted 'at' lehigh 'dot' edu
>> coral.ie.lehigh.edu/~ted
>>
>>
>>
>> --
>> Dr. Ted Ralphs
>> Professor, Industrial and Systems Engineering
>> Lehigh University
>> (610) 628-1280
>> ted 'at' lehigh 'dot' edu
>> coral.ie.lehigh.edu/~ted
>>
>>
>>
>>
>> ------------------------------
>>
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>> ------------------------------
>>
>>
>>
>
>
> --
> Dr. Ted Ralphs
> Professor, Industrial and Systems Engineering
> Lehigh University
> (610) 628-1280
> ted 'at' lehigh 'dot' edu
> coral.ie.lehigh.edu/~ted
>
>
>
>
> ------------------------------
>
> This message contains information that may be privileged or confidential
> and is the property of the Fractal Analytics. It is intended only for the
> person to whom it is addressed. Access to this e-mail by anyone else is
> unauthorized. If you are not the intended recipient, you are not authorized
> to read, print, retain, copy, disseminate, distribute, or use this message
> or any part thereof. If you receive this message in error, please notify
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> ------------------------------
>
>
>

-- 
Dr. Ted Ralphs
Professor, Industrial and Systems Engineering
Lehigh University
(610) 628-1280
ted 'at' lehigh 'dot' edu
coral.ie.lehigh.edu/~ted
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