Re: [hpx-users] Looking for co-authors for peer reviewed paper

Hey Max, Nice to hear from you and I'm glad you're making progress! > for the last couple of years I have been toying with hpx. I have now > reached a state where for some simple, but practically relevant, > problems I get performance that is comparable with openmp on a single > node. My main mot

Re: [hpx-users] Component registration causing error C2491 on VS 2013

> I’ve got a Windows-specific issue trying to build my code, and I’m not > sure how to address this.  Visual Studio 2013 fails to compile the code > with  the following error message: > > error C2491: > 'hpx::traits::component_type_database d>::get' : definition of dllimport function not allowed

Re: [hpx-users] Registering multiple gids with same global name

Konstantin, This is a bug in HPX (see #1596). I committed a fix to the branch fixing_1596, please verify whether this solves your problem and report back. If everything is fine we’ll merge the fix over to master. Thanks! Regards Hartmut --- http:/

Re: [hpx-users] Registering multiple gids with same global name

> >From looking at your minimal testcase, you don't supply a sequence number > (It's the last argument for register_with_basename: > https://github.com/STEllAR-GROUP/hpx/blob/master/hpx/hpx_fwd.hpp#L1133). > That means that you more or less overwrite the registration of A with B, > and B > with C.

Re: [hpx-users] Registering multiple gids with same global name

I added pass for you? Regards Hartmut --- http://boost-spirit.com http://stellar.cct.lsu.edu > > 2015-06-10 17:00 GMT+02:00 Hartmut Kaiser : > > > >From looking at your minimal testcase, you don't supply a sequence > number > > (It's the last argum

Re: [hpx-users] Registering multiple gids with same global name

edu From: Konstantin Kronfeldner [mailto:konstantin.kronfeld...@gmail.com] Sent: Wednesday, June 10, 2015 12:37 PM To: Hartmut Kaiser Cc: hpx-users@stellar.cct.lsu.edu Subject: Re: [hpx-users] Registering multiple gids with same global name It works now. I think I linked the wrong .so file, my bad!

Re: [hpx-users] Templated functions in components

Konstantin,, Yes, this is possible. Please see the accumulator example for how to do this: https://github.com/STEllAR-GROUP/hpx/blob/master/examples/accumulator/accumulators/server/template_function_accumulator.hpp Regards Hartmut --- http://boost-spirit.com http://stellar.cct.lsu.edu

Re: [hpx-users] Questions about the futurization example

Dear Kor, Sorry for the late response. > I am studying the futurization example from the manual (a great example > by the way!) and have two questions about it. Maybe one of you can help > me clarify these. > > > In example 2, do_work is implemented to return a > > hpx::future>> > > This futu

Re: [hpx-users] [GSoC] [C++AMP] Final Report

Marcin, > this is a short summary to wrap my project. > > I didn't push any more work, because I was unable to resolve the issue > described in the previous report. I ran more tests to give enough feedback > to Kalmar developers, cleaned the code and created CMake scripts for > Kalmar detection.

Re: [hpx-users] Simple HPX Test Locking Up

Andreas, > I've been debugging a deadlock in LibGeoDecomp's HPX backend. Attached > is a minimal program which reproduces the deadlock (8/10 runs won't > terminate), but comes without any LibGeoDecomp-specific ballast.Does > the code deadlock for anyone else besides me? Is it expected to lock > up

Re: [hpx-users] Simple HPX Test Locking Up

> the lockup in hpx::register_with_basename() is back for me. The > attached code (slightly modified from the previous example) deadlocks > on my notebook every time (10/10 tries). > > Any idea on how to fix this? Thomas suggested previously that > prefixing basenames with "/0" would fix the dead

Re: [hpx-users] Simple HPX Test Locking Up

ies (which is what we want anyways). Regards Hartmut --- http://boost-spirit.com http://stellar.cct.lsu.edu > > Best > -Andreas > > > On 10:00 Tue 20 Oct , Hartmut Kaiser wrote: > > > > > the lockup in hpx::register_with_basename() is back for m

Re: [hpx-users] Interested in All to All Communications

Mudit, > I'm interested in 'All to All Communications'. Cool, welcome! > I see that it wasn't picked by anyone for GSoC this year. > The links provided on project's proposal page are broken. I fixed the links, thanks for letting us know. > I would like to know more about the project. What wou

Re: [hpx-users] Interested in All to All Communications

Resending, cc'ing Mudit directly Regards Hartmut --- http://boost-spirit.com http://stellar.cct.lsu.edu > -Original Message- > From: Hartmut Kaiser [mailto:hartmut.kai...@gmail.com] > Sent: Thursday, October 22, 2015 8:30 AM > To: 'hpx-users@stellar.c

[hpx-users] HPX V0.9.11 released!

***We apologize if you receive this message more than once.*** The STE||AR Group is proud to announce the release of HPX v0.9.11! In this release our team has focused on developing higher level C++ programming interfaces which simplify the use of HPX in applications and ensure their portability in

Re: [hpx-users] Program failing when not compiling with -O3

Andy, Why do you need your own component registry etc.? Regards Hartmut --- http://boost-spirit.com http://stellar.cct.lsu.edu > -Original Message- > From: hpx-users-boun...@stellar.cct.lsu.edu [mailto:hpx-users- > boun...@stellar.cct.lsu.edu] On Behalf Of Andreas Schäfer >

Re: [hpx-users] Program failing when not compiling with -O3

> So, Zach and I have hit the same error when interfacing dg-swem with > HPX+LGD, but here we weren't able to work around it via adding -O3. > Any ideas for another workaround? > > Thomas said he's suspecting a bug in HPX, but I can't really figure > out what's going wrong. As said, I don't unde

Re: [hpx-users] Program failing when not compiling with -O3

Andy, > On 15:08 Tue 17 Nov , Hartmut Kaiser wrote: > > Why do you need your own component registry etc.? > > I can't use macros because a user would need to instantiate them > manually. Users forget about that stuff, so we do it for them. Ok, makes (partial) sens

Re: [hpx-users] Program failing when not compiling with -O3

> On 07:32 Wed 18 Nov , Hartmut Kaiser wrote: > > Ok, makes (partial) sense. Even then you should have been able to base > your > > initialization code on the existing mechanisms without rolling your own > > factory object etc. > > I'd sure like t

Re: [hpx-users] Program failing when not compiling with -O3

> > On 07:32 Wed 18 Nov , Hartmut Kaiser wrote: > > > Ok, makes (partial) sense. Even then you should have been able to base > > your > > > initialization code on the existing mechanisms without rolling your > own > > > factory object etc. > >

Re: [hpx-users] Contribution in Ste||ar Project

Sanjana, > This is to remind you of the above mail. I apologize for not answering right away. I'll cc our mailing list to this response. > I am a second year undergraduate in Department of Computer Science and > Engineering in Indian Institute of Technology, Kanpur, India. > > I am interested

Re: [hpx-users] Serialization vs. Copy constructor

Tim, Sorry for the delayed response. We normally try to answer in a more timely fashion ;-) > so I’ve recently started sending my own data structures (class instances) > across components using simple const ref parameters in the action > invocations. (Using latest 0.9.11 release version). > > A

Re: [hpx-users] Action invocation problem on cluster

> I'm currently learning and trying to use HPX on our uni-cluster in my > bachelor-thesis. I've come across a problem with big parameters in > actions. > My example setup (same problem with bigger setups) is 8 localities on 8 > nodes of the cluster (one on each XEON E5 2670, I'm using intelMPI). >

Re: [hpx-users] Action invocation problem on cluster

n to make it usable. Regards Hartmut --- http://boost-spirit.com http://stellar.cct.lsu.edu > > Thanks for your help, > Best, > Jan > > > > On 01/07/2016 06:02 PM, Hartmut Kaiser wrote: > >>> I now tried it on the latest git version 0.9.12, didn

Re: [hpx-users] Action invocation problem on cluster

; Thank you very much for your help and quick responses! > > Best, > Tim > > > > > On 08 Jan 2016, at 14:24, Hartmut Kaiser > wrote: > > > > Jan, > > > >> i attached my CMakeLists, the script to build hpx and my job-script. > >> In t

Re: [hpx-users] hpx 0.9.11 segmentation fault running on multiple localities

Michael, > Thanks - I'll give the master branch a try. It a little ironic -- I > specifically used a release branch to avoid possible bugs in the master > branch. I seem to recall a discussion on the mailing list where it was > recommended to use ‎0.9.10 instead of master. Yes, the 0.9.10 release

Re: [hpx-users] hpx 0.9.11 segmentation fault running on multiple localities

Michael, That shouldn't happen. Could you please create a ticket (https://github.com/STEllAR-GROUP/hpx/issues) detailing the steps to reproduce the problem? Generally, any segfault is bad, we should report problems properly. Regards Hartmut --- http://boost-spirit.com http://stellar.c

Re: [hpx-users] OpenGL Rendering in Action = Segfault in glLinkProgram

Jan, > I'm still working on my parallel rendering project and can't find a > solution for an error for over a month now. > Whenever i call my rendering routine through an action (component- or > plain action), i get a Segfault at glLinkProgram(). > If i call it in hpx_main() as a normal method or

Re: [hpx-users] OpenGL Rendering in Action = Segfault in glLinkProgram

_LARGE_STACK(process_context_action); If you do this you shouldn't need the command line option anymore. HTH Regards Hartmut --- http://boost-spirit.com http://stellar.cct.lsu.edu > > Thanks again for the fast help. > > Best, > Jan > > >

Re: [hpx-users] Random Lockups

> I noticed that the unit tests of LibGeoDecomp are randomly locking up > (in approx. 5% of the runs). I'm testing with the current trunk of > HPX. Yes, we're seeing lockups on buildbot as well. We're working on it. Regards Hartmut --- http://boost-spirit.com http://stellar.cct.lsu.e

Re: [hpx-users] Random Lockups

Andy, > > I noticed that the unit tests of LibGeoDecomp are randomly locking up > > (in approx. 5% of the runs). I'm testing with the current trunk of > > HPX. > > Yes, we're seeing lockups on buildbot as well. We're working on it. Looks like we have fixed this on master now. Could you please tr

Re: [hpx-users] Random Lockups

util::function const&, hpx::util::function false> const&, hpx::runtime_mode, bool) () from > /home/gentryx/test_build_libgeodecomp_rei_g++- > 4.9.3/install/lib/libhpx.so.0 > #8 0x0074619f in hpx::init(int, char**, std::vector std::allocator > const&, hpx::runtime_mode

Re: [hpx-users] GSOC'16 STEllAR-GROUP

Hey Pratyush, Thanks for your interest in one of our projects. I'm cc'ing this answer to our mailing list hpx-users for others to chime in as well. Please post your responses there as well. > I am pursuing Masters at Indian Institute of Technology Bombay in the > field of Geo-informatics. I had

Re: [hpx-users] GSoC 2016

Tahir, > I am a MS CS scholar of Virtual University of Pakistan, I want to > participate in GSoC 2016 for STE||AR. Data Science, Networks, Information > security, digital forensics and ethical hacking are my core areas of > interest. > > Currently, I am working on a research project on live foren

Re: [hpx-users] GSoC 2016 [Implement a Map/Reduce Framework]

Hey Aalekh, > I am an final year undergraduate student at Jaypee Institute Of > Information Technology-Noida, India and through this mail I would like to > propose my interest in "Implementing a Map/Reduce Framework" as a GSOC- > 2016 student. > > In my past experience I have successfully complet

Re: [hpx-users] GSoC 2016 [Implement a Map/Reduce Framework]

Resending, cc'ing Aalekh... Regards Hartmut --- http://boost-spirit.com http://stellar.cct.lsu.edu > -Original Message- > From: Hartmut Kaiser [mailto:hartmut.kai...@gmail.com] > Sent: Tuesday, March 8, 2016 8:24 AM > To: 'hpx-users@stellar.cct.lsu.edu

Re: [hpx-users] GSoC 2016

Resending, cc'ing Tahir... Regards Hartmut --- http://boost-spirit.com http://stellar.cct.lsu.edu > -Original Message- > From: Hartmut Kaiser [mailto:hartmut.kai...@gmail.com] > Sent: Tuesday, March 8, 2016 7:07 AM > To: 'hpx-users@stellar.cct.lsu.edu

Re: [hpx-users] GSoC with stellar group

Cc'ing hpx-users for others to be able to chime in. > My name is Prakhar Pratyush. I am a 3rd year Electronics & Communication > Eng. undergraduate student at Indian Institute of Technology (IIT) > Roorkee, India. My primary areas of interests are Cryptography, Network > security, and Data structu

Re: [hpx-users] Interest in 'Implement a plugin mechanism for thread scheduling' and 'create wrapper for Region class of LibGeoDecomp' for GSOC 2016

> I have gone through the list of possible projects for GSOC 2016 and two > have really caught my fancy. > > > Implement a plugin mechanism for thread scheduling > Via discussions on IRC, I have come to understand that this entails > detangling the 6 schedulers from HPX and create separate share

Re: [hpx-users] GSoC 2016 [Implement a Map/Reduce Framework]

> > 2) Along with Dataflow model, I would also borrow some of the features > > from MillWheel [1] and FlumeJava [2] (features such as Fault-tolerance, > > running efficient data parallel pipelines, etc). > > Perfect. Do you have something more concrete in mind? Any use cases? > Design ideas? > >

Re: [hpx-users] Gsoc project

Cc'ing Andy's response to Nikhil... Regards Hartmut --- http://boost-spirit.com http://stellar.cct.lsu.edu > -Original Message- > From: hpx-users-boun...@stellar.cct.lsu.edu [mailto:hpx-users- > boun...@stellar.cct.lsu.edu] On Behalf Of Andreas Schäfer > Sent: Wednesday, Marc

Re: [hpx-users] Plugin Mechanism for thread schedulers

I think I did respond to these questions already. If this was not sufficient, please let me know. Regards Hartmut --- http://boost-spirit.com http://stellar.cct.lsu.edu From: hpx-users-boun...@stellar.cct.lsu.edu [mai

Re: [hpx-users] About Serialization Library

t we slightly outperform > cereal, because it is quite concentrated on serialization itself and > doesn’t perform some runtime checks as we do such as filter and zero-copy > buffer presence, endianess, etc… > > If you want to play with parameters, I can send you the binary and my

Re: [hpx-users] gsoc16

Hey Aleksandr, Cc'ing hpx-users for others to be able to chime in. > Hi, my name is Alex Sofienko, third year student, Russia. > > I'm looking for some work with python / machine learning / C / C++, > because of I get these skills in my university. So yours project looks > nice for me. Is there

Re: [hpx-users] gsoc16

e? HPX is a parallel runtime system. So almost everything we do relates to parallelism in the first place. You might want to have some basic understand of parallelism and the willingness to understand more. HTH Regards Hartmut --- http://boost-spirit.com http://stellar.cct.

Re: [hpx-users] GSoC 2016 Implement a Map/Reduce Framework

Hey Evgenii, Cc'ing my answer to hpx-users > My name's Evgenii. I'm a second year student of BSUIR. > I want to take part in GSOC 2016, I didn't participated before. > > I want to implement a Map/Reduce Framework. > I have a good knowledge of C, C++, Github, Gerrit. I have no experience in > Ope

Re: [hpx-users] gsoc16

ROUP/hpx/wiki/Hints-for-Successful-Proposals HTH Regards Hartmut --- http://boost-spirit.com http://stellar.cct.lsu.edu > > 2016-03-19 16:57 GMT+03:00 Hartmut Kaiser : > Alex, > > Cc'ing hpx-users again. You might want to send your response there for > o

Re: [hpx-users] About Serialization Library

: Anton Bikineev [mailto:ant.bikin...@gmail.com] > Sent: Friday, March 18, 2016 9:53 AM > To: hartmut.kai...@gmail.com > Cc: Vinay Amatya ; hpx-users@stellar.cct.lsu.edu > Subject: Re: About Serialization Library > > Graphs have been updated! > > > On Mar 17, 2016, at 8:00

Re: [hpx-users] Problems with parallel execution

Andrey, > I'm trying to learn how HPX works and whether it is applicable to my > needs. Basically, what I'm trying to do is to parallelize parts of my > code that are currently running sequentially, within a number of OS > threads. I've written the following simple code to see how HPX can be > use

Re: [hpx-users] GSoC 2016 Implement a Map/Reduce Framework

Hello Evgenii, Cc'ing to hpx-users again for others to chime in... > I'm looked for in interesting ideas, and find some a good variant. > I think that the good idea to implement a parallel algorithm for three > traversal, i think that it might be > implemented for N-ary trees. What algorithms d

Re: [hpx-users] Regarding GSoC Projects

Manish, Sorry for getting back that late. I apologize. Are you still interested in this? Regards Hartmut --- http://boost-spirit.com http://stellar.cct.lsu.edu From: Manish Kumar [mailto:1991manish.ku...@gmail.co

Re: [hpx-users] Request for suggestions regarding some Project Ideas

> Did anyone respond to this? Uhh, I was sure I did respond... > Greetings! I have been going through the ideas list on your github page > and I found many interesting projects mentioned there. I am hoping to > contribute to your work. > > Specifically, the ideas titled Script Language Bindings,

Re: [hpx-users] Regarding GSoC Projects

t; > Thanks > > On Wed, Mar 23, 2016 at 8:39 PM, Hartmut Kaiser > wrote: > > > > > > Manish, > > > > > > > > Sorry for getting back that late. I apologize. Are you still interested > in > > this? > > > > > > > >

Re: [hpx-users] GSoC2016 Work on parallel algorithms for HPX

Ivan, Welcome on board! Cc'ing to hpx-users for others to chime in. > Hello. I'd like to participate in the GSoC. But I don't have any practice > in the distribted computing and multithreading. At the current time I'm > reading "Williams - Concurrency in action". Could you tell, please, do I > h

Re: [hpx-users] Request for suggestions regarding some Project Ideas

Kshitij, > Yes, we had a small discussion on the IRC channel a few days back > regarding this. I have installed hpx and have been familiarizing myself > with it. I am hoping to work on the Python bindings project idea. I have > already started writing the proposal and will try to hopefully share t

Re: [hpx-users] GSoC2016 Work on parallel algorithms for HPX

Best wishes, Ivan Kush 24.03.2016, 03:25, "Hartmut Kaiser" < <mailto:hartmut.kai...@gmail.com> hartmut.kai...@gmail.com>: Ivan, Welcome on board! Cc'ing to hpx-users for others to chime in. Hello. I'd like to participate in the GSoC. But I don't have any

Re: [hpx-users] GSoC2016 Work on parallel algorithms for HPX

com http://stellar.cct.lsu.edu > > -- > Best wishes, > Ivan Kush > > > > 24.03.2016, 16:09, "Hartmut Kaiser" : > Ivan, > > Have you looked at what we have already done for some of the algorithms > (https://github.com/STEllAR- > GROUP/hpx/tree/master/hpx/p

Re: [hpx-users] GSOC 2016 project proposal

Shashidhar, Thanks for the heads-up! Regards Hartmut --- http://boost-spirit.com http://stellar.cct.lsu.edu > -Original Message- > From: hpx-users-boun...@stellar.cct.lsu.edu [mailto:hpx-users- > boun...@stellar.cct.lsu.edu] On Behalf Of Shashidhar G > Sent: Saturday, March

Re: [hpx-users] Your interest in HPX

ur main means of communication). For details see here: http://stellar.cct.lsu.edu/contact-us/. Thanks! Regards Hartmut --- http://boost-spirit.com http://stellar.cct.lsu.edu > > Thanks, > Ashwin > > On Tue, Mar 29, 2016 at 1:46 PM, Hartmut Kaiser > wrote: > Ashwin, >

Re: [hpx-users] Problems with parallel execution

Andrey, I thought I answered this, here: http://thread.gmane.org/gmane.comp.lib.hpx.user/712/focus=714. Regards Hartmut --- http://boost-spirit.com http://stellar.cct.lsu.edu > -Original Message- > From: hpx-users-boun...@stellar.cct.lsu.edu [mailto:hpx-users- > boun...@stel

Re: [hpx-users] Problems with parallel execution

> > I thought I answered this, here: > > http://thread.gmane.org/gmane.comp.lib.hpx.user/712/focus=714. > > Oh, I didn't receive any email from the list. Do I have to be > subscribed? How can I do that? Yes, see here: https://mail.cct.lsu.edu/mailman/listinfo/hpx-users Regards Hartmut --

Re: [hpx-users] clang-format

John, > I am working on multiple projects, each has different formatting styles > (annoying), but I recently discovered that one project uses a .clang- > format file in the root folder to control the style and there is an > eclipse plugin that searches the project path for the next-up .clang- > fo

Re: [hpx-users] Request for suggestions regarding some Project Ideas

Kshitij, > I had submitted a proposal earlier for the development of Python bindings > and just wanted to provide some updates. I have been working with some hpx > examples, going through the documentation and also looking at the Python > bindings created for other libraries. Additionally, I have

Re: [hpx-users] Request for suggestions regarding some Project Ideas

s Hartmut --- http://boost-spirit.com http://stellar.cct.lsu.edu > > Vielen Dank > Kshitij Kumar > > On Sun, Apr 17, 2016 at 5:56 PM, Hartmut Kaiser > wrote: > Kshitij, > > > I had submitted a proposal earlier for the development of Python > bindings &

Re: [hpx-users] compile error -lPUBLIC

> I'm trying to compile HPX 0.9.11 and have been having issues when the > cmake scripts attempt to link libhpx.so. ld complains that it can't find - > lPUBLIC. > > Is -lPUBLIC an internal library or an external dependency? (if it's > external, what package would be required to satisfy the requirm

Re: [hpx-users] compile error -lPUBLIC

Resending... > I'm trying to compile HPX 0.9.11 and have been having issues when the > cmake scripts attempt to link libhpx.so. ld complains that it can't find - > lPUBLIC. > > Is -lPUBLIC an internal library or an external dependency? (if it's > external, what package would be required to satisf

Re: [hpx-users] compile error -lPUBLIC

;PUBLIC/PRIVATE/INTERFACE keywords are supported by that version. So I'm still >unsure what's going on. Would you mind running cmake again (after deleting the >CMakeCache.txt) with -DHPX_CMAKE_LOGLEVEL=Debug, and sending the log as well? Regards Hartmut --- http://boo

Re: [hpx-users] GSoC 2016 Introductory mail

Satyaki, cc-ing hpx-users... > My name is Satyaki and you are my mentor for GSoC 2016. First of all, I > would like to apologize for not contacting you earlier. My semester at > college is about to end in 5-6 days and I was finishing up my academic > projects. Sure, no problem. Thanks for gettin

Re: [hpx-users] [STE||AR GSoC-students] API specification for HPX batch and stream processing framework

Aalekh, I profoundly apologize for the long delay. I will work on responding to your email asap, just been busy all of the last two weeks. Regards Hartmut --- http://boost-spirit.com http://stellar.cct.lsu.edu > -Original Message- > From: gsoc-students-boun...@stellar-grou

Re: [hpx-users] [STE||AR GSoC-students] API specification for HPX batch and stream processing framework

Aalekh, > After carefully re-evaluation of API specifications of hpxflow (HPX batch > and stream processing framework), I now would like to invite all the > community members to please share their review regarding the specification > here: > https://docs.google.com/document/d/1jBuKDjAbt_nET_wBAUjF

Re: [hpx-users] Question on hpx::dataflow() with hpx::unwrapped()

Andy, > quick question on dataflow: I have a function with two different > parameters and I'd to add this to my dataflow graph. How should I > define the operation and/or the parameters in dataflow()? > > The attached code gives me a compile error, but it works if I modify > it so ping() has only

Re: [hpx-users] clang-format

ybody have any experience with code style/formatting tools from other projects? Thanks! Regards Hartmut ------- http://boost-spirit.com http://stellar.cct.lsu.edu > > Cheers, > Thomas > > On 04/13/2016 11:48 AM, Hartmut Kaiser wrote: > > John, > > > >&g

Re: [hpx-users] Looking for guidance / feedback on using HPX for parametric optimiztion with a genetic-type algorithm

Michael, Thanks for your detailed email. The most important lesson in our experience is that when writing applications using HPX (or any other task based parallel library, for that matter) it is of utmost importance to pay attention to grain-size of work. We have shown that you can implement any

Re: [hpx-users] HPX futures and random number generators

> I’m looking for some advice regarding creating an > std::vector > > where the elements of the > innermost vector use a random number generator. > > Typically, if I were to use to generate this vector of random integers, > I’d use either boost or standard library random functions (or possibly >

Re: [hpx-users] HPX futures and random number generators

e created by using it. HTH Regards Hartmut --- http://boost-spirit.com http://stellar.cct.lsu.edu > > Thanks again for your input. > Shmuel > > > > > -Original Message- > > From: hpx-users-boun...@stellar.cct.lsu.edu [mailto:hpx-users- > >

Re: [hpx-users] Build problems with 73c6b8aecaa9433a6fe523aa579b0d252660726e

Andy, Yes, master is currently broken, working on it... (well, some examples/tests don't build) Please use the 'release' branch until after the release in two weeks, we'll keep that 100% stable. Regards Hartmut --- http://boost-spirit.com http://stellar.cct.lsu.edu > -Original M

[hpx-users] HPX V0.9.99-RC1 released

We apologize if you receive this email more than once. Hello everybody, In preparation for the next major release of HPX we have put together a first release candidate. Please download one of the tarballs http://stellar.cct.lsu.edu/files/hpx_0.9.99-rc1.zip http://stellar.cct.lsu.edu/files/hp

[hpx-users] HPX V0.9.99 released!

We apologize if you receive this email more than once. HPX version 1.0 approaches! The STE||AR Group is proud to announce the release of HPX v0.9.99 [1]. This release is significant as HPX is nearly feature complete. Over the next several months the STE||AR Group will continue to test and polish

Re: [hpx-users] Parallel reduce given vector of futures

Daniel, > Suppose we have a vector of futures of type T and we want to reduce the > values contained in the futures using T op(T, T), with initial value of > init. What is the HPX recommended way of doing this? What should the > implementation of "future myreduce(vector > fs, T init, Op > op)" be?

Re: [hpx-users] Parallel reduce given vector of futures

> > > Suppose we have a vector of futures of type T and we want to reduce > the > > > values contained in the futures using T op(T, T), with initial value > of > > > init. What is the HPX recommended way of doing this? What should the > > > implementation of "future myreduce(vector > fs, T init, >

Re: [hpx-users] Parallel reduce given vector of futures

Daniel, > > > > Suppose we have a vector of futures of type T and we want to reduce > > the > > > > values contained in the futures using T op(T, T), with initial value > > of > > > > init. What is the HPX recommended way of doing this? What should the > > > > implementation of "future myreduce(vec

Re: [hpx-users] Parallel reduce given vector of futures

> > Actually, if you assumed that the input futures will become ready one by > one > > (not all at the same time) it might be beneficial to use when_each: > > What we missed are "futurized" parallel algorithms, that are usable in the > same sense as dataflow. At that time, it was a conscious deci

[hpx-users] Breaking change: launch policies

Hi everyone, The pull request 'Compile time launch policies' (https://github.com/STEllAR-GROUP/hpx/pull/2276) is about to be merged to the master branch of our repository. This will introduce a breaking change for a handful of API functions exposed by HPX. This PR will affect all of those functio

Re: [hpx-users] Iterative construction of dataflow graph

Andy, Sorry for the late reply. > I've got a quick question on the creation of the dataflow graph in > HPX. Zach reported yesterday that he can't run dgswem with a really > large number of time steps on top of LGD/HPX, but the code works fine > with just a couple of time steps. We create the comp

Re: [hpx-users] Direct linear solvers

Hey Christopher, > HPX seems to be a very interesting branch of evolution beyond MPI! > > I wonder: are there any libraries (even experimental) that solve > general linear equations and use HPX? I mean something like MUMPS > [1], but using HPX. The only think that I could find is [2]. Thanks f

Re: [hpx-users] Iterative construction of dataflow graph

reproduce the effects described by Zach > with a simple test model[1], which breaks down (i.e. sends my test > machine into swapping with just 60 simulation entities) at 100k time > steps. > > On 07:41 Fri 19 Aug , Hartmut Kaiser wrote: > > To make a long story short, I'd

Re: [hpx-users] Iterative construction of dataflow graph

-spirit.com http://stellar.cct.lsu.edu > > Cheers > -Andi > > > On 06:44 Wed 24 Aug , Hartmut Kaiser wrote: > > Andy, > > > > I probably forgot to mention that not only the dataflow() calls (those > we > > could even get away without it), b

Re: [hpx-users] Iterative construction of dataflow graph

> On 14:32 Wed 24 Aug , Andreas Schäfer wrote: > > You can limit the tests to be run in LibGeoDecomp by setting > > LIMIT_FLAGS in CMake: > > D'oh, typo fixed: > > cd libgeodecomp4/build/ > cmake -DLIMIT_TESTS=parallelization.test.parallel_hpx_4 .. > make tests > make check Thanks A

Re: [hpx-users] Improving documentation about configuring cluster for HPX and for running an HPX application

Michael, > I'd like to ask if it might be possible for someone to provide more > clarity as to how to actually configure a cluster to use HPX, and how to > run an HPX application (or at least the specific considerations for > setting up a cluster to run an application). As the above is general an

Re: [hpx-users] Get raw address of component instance

> given a server component's id_type, is it possible to retrieve the raw > address (pointer) of the instance (on the same locality of course) ? Why do you think you need this? While retrieving the (shared_)pointer to the component implementation is possible: std::shared_ptr p = hpx::get_p

Re: [hpx-users] Using TBB-based library within HPX

> I'm trying to use an existing library based on Intel TBB in my HPX > application, however when calling the library within a (single) task the > application segfaults. Doing the same call in the HPX main() function > does work. > > Is this expected? Is there some technical conflict between HPX a

Re: [hpx-users] Using TBB-based library within HPX

argv[]) { std::vector const cfg = { "hpx.stacks.small_size=0x2" }; return hpx::init(argc, argv, cfg); } HTH Regards Hartmut --- http://boost-spirit.com http://stellar.cct.lsu.edu > Best, > Tim > > On 08/31/2016 06:06 PM, Hartmut Kaiser w

Re: [hpx-users] Using TBB-based library within HPX

the option analysis to hpx_main (note the > changed interface of hpx_main()). HPX will do all the necessary command > line parsing in between. > > HTH > Regards Hartmut > --- > http://boost-spirit.com > http://stellar.cct.lsu.edu > > > > Best

Re: [hpx-users] Using TBB-based library within HPX

llar.cct.lsu.edu > > Is it also possible to forward a positional options description? > Best, > Tim > > > > > On 09/01/2016 03:21 PM, Hartmut Kaiser wrote: > > Resending to hpx-users... > > > > Regards Hartmut > > --- > >

Re: [hpx-users] equivalent of firstprivate

Riccardo, > i am writing since i am an OpenMP user, but i am actually quite > curious in understanding the future directions of c++. > > my parallel usage is actually relatively trivial, and is covered by OpenMP > 2.5 (openmp 3.1 with supports for iterators would be better but is not > av

Re: [hpx-users] equivalent of firstprivate

--- http://boost-spirit.com http://stellar.cct.lsu.edu > > > anyway, > thanks again for your attention > Riccardo > > > On Sun, Sep 11, 2016 at 4:48 PM, Hartmut Kaiser > wrote: > Riccardo, > > > i am writing since i am an OpenMP user, but i am ac

Re: [hpx-users] equivalent of firstprivate

er!! Heh, even if it uses first touch internally itself? :-) HTH Regards Hartmut ------- http://boost-spirit.com http://stellar.cct.lsu.edu > Regards > Riccardo > > On 11 Sep 2016 7:23 p.m., "Hartmut Kaiser" > wrote: > > > first of all thank you very much for

Re: [hpx-users] equivalent of firstprivate

the whole analysis > gives a good way to solve this problem > anyway...thank you very much for your time! > regards > Riccardo > > On Mon, Sep 12, 2016 at 2:17 PM, Hartmut Kaiser > wrote: > > > To my understanding an openmp for loop is exp

Re: [hpx-users] equivalent of firstprivate

nt: Saturday, September 17, 2016 4:00 PM > To: Hartmut Kaiser > Cc: hpx-users@stellar.cct.lsu.edu > Subject: RE: [hpx-users] equivalent of firstprivate > > Hi again > On 16 Sep 2016 3:27 p.m., "Hartmut Kaiser" > wrote: > > > > Riccardo, > > > > >

Re: [hpx-users] Serializing type-erased classes

> Could someone please help me to better understand how to write > serialization functions for a class using type erasure? Looking at my > code, and at the hpx/runtime/serialization/ code, I just can't figure > out how to handle this. Even assuming that the boilerplate code is able > to correctl

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