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From 02/18/2019 to 03/19/2019

Today

11:40 AM Bug #1957: Out of bounds std::vector accesses in NDMeshStreamer
Here is a patch for debugging that adds some printf tracing of the index value that goes out of bounds. Evan Ramos

03/18/2019

04:53 PM Documentation #1777 (Merged): Document message types in Charm's message hander (_processHandler i...
Nitin Bhat
11:59 AM Feature #2053 (Implemented): Avoid receiver side copy for zero-copy broadcast by allowing receive...
Gerrit: https://charm.cs.illinois.edu/gerrit/c/charm/+/4943/ Nitin Bhat
11:22 AM Bug #1957: Out of bounds std::vector accesses in NDMeshStreamer
Reassigning this since it appears to be a logic error in NDMeshStreamer. Evan Ramos

03/16/2019

09:15 PM Bug #2059: Inconsistent CPU affinity options for running SMP programs
The verbs builds should *not* report running mpi. Jim Phillips
09:04 PM Bug #2059: Inconsistent CPU affinity options for running SMP programs
You need to at least show the options with which you submitted the job, since mpirun often picks up environment varia... Jim Phillips

03/15/2019

05:59 PM Bug #2030 (In Progress): tests/ampi/megampi sometimes fails on mpi-win-x86_64-smp
Evan Ramos
05:58 PM Bug #2030: tests/ampi/megampi sometimes fails on mpi-win-x86_64-smp
I ran megampi on Windows with a Microsoft tool called "Application Verifier":https://docs.microsoft.com/en-us/windows... Evan Ramos
03:00 PM Bug #2030: tests/ampi/megampi sometimes fails on mpi-win-x86_64-smp
Can you post the tsan output here? Sam White
02:32 PM Bug #2030: tests/ampi/megampi sometimes fails on mpi-win-x86_64-smp
I tried running megampi on Linux with ThreadSanitizer and the list of data races was substantial. Some of them look l... Evan Ramos
03:45 PM Bug #2059: Inconsistent CPU affinity options for running SMP programs
I'm wondering if this is a regression from the introduction of hwloc. Evan Ramos
11:27 AM Bug #2059 (New): Inconsistent CPU affinity options for running SMP programs
It seems to me that on different machines (and different allocations/partitions), to get Charm++ SMP threads to be pi... Nitin Bhat
03:36 PM Bug #1949: Ensure that 'End of Program' message is printed consistently for every charm program e...
This sounds similar to https://charm.cs.illinois.edu/gerrit/c/charm/+/913 Evan Ramos
12:45 PM Bug #1957: Out of bounds std::vector accesses in NDMeshStreamer
Updating this issue to reflect its general nature as opposed to being Windows-specific.
The bug can be reproduced ...
Evan Ramos
09:59 AM Bug #1671: Verbs memory pool may leak pinned memory when message is deleted on a PE different fro...
I will try to reproduce this issue with a simple example. Nitin Bhat
09:53 AM Documentation #1777 (Implemented): Document message types in Charm's message hander (_processHand...
Gerrit: https://charm.cs.illinois.edu/gerrit/c/charm/+/5022 Nitin Bhat

03/14/2019

04:27 PM Bug #1688: Core Dump file not available unless `--disable-charmdebug` is used while building.
I agree, it's not clear why Cmi_truecrash is not enabled by default. It could have been for terminating gracefully be... Kavitha Chandrasekar
02:24 PM Bug #1688: Core Dump file not available unless `--disable-charmdebug` is used while building.
Does anyone know why @Cmi_truecrash = 0;@ is the default -- or implemented at all? Why should crashes be hidden from ... Evan Ramos
02:47 PM Feature #1974: nocopy accelerated section multicast
From Core Meeting on 14th March:
Raghavendra, Nitin, and Juan should discuss this feature and estimate the effort i...
Nitin Bhat
02:44 PM Feature #1040: support multiple InfiniBand cards per node
Jim Phillips wrote:
> Charm++ currently attaches to the first interface of the first card it finds.
After this ch...
Evan Ramos
02:40 PM Feature #1987: Take advantage of streamable reductions inside CkMulticast
raghavendra, pleased pay attention to this during this week. Laxmikant "Sanjay" Kale
02:30 PM Bug #1940: Singleton chare and nodegroup creation hangs with randomized queues in SMP mode
Michael, make at least some update (test with a simple program on a couple of machines) by next week. Laxmikant "Sanjay" Kale
02:18 PM Bug #1957 (In Progress): Out of bounds std::vector accesses in NDMeshStreamer
Evan Ramos
02:15 PM Bug #2031: pamilrts-bluegeneq occasionally hangs randomly in autobuild
This bug should be reassigned to a PPL member with BG/Q access Evan Ramos
02:08 PM Feature #2058 (In Progress): Finish work on newLB branch and merge with master
Juan Galvez
01:24 PM Feature #2058 (In Progress): Finish work on newLB branch and merge with master
Currently tracking tasks here:
https://docs.google.com/document/d/1Amt4JvkfqMAerUk2w4HdvAbB4ySi2lq9mXvhaqQ4ChI/edit?...
Juan Galvez
11:52 AM Cleanup #2057 (New): Revise agreement to cover github distribution and license to address all com...
Usage of Charm++ in a commercial context in a non-distributed, or purely internal, use case should be explicitly cons... Eric Bohm

03/06/2019

03:20 PM Bug #1957: Out of bounds std::vector accesses in NDMeshStreamer
Running the @streamingAllToAll@ test case on Linux with ASan also exposes these issues, and printf traces of the valu... Evan Ramos
02:31 PM Bug #1957: Out of bounds std::vector accesses in NDMeshStreamer
This problem is caused by indexing -1 into a vector.... Evan Ramos
11:11 AM Bug #2030: tests/ampi/megampi sometimes fails on mpi-win-x86_64-smp
I managed to catch this crash in Visual Studio's debugger. @ampi::getRank()@ is called with @this@ pointing to garbag... Evan Ramos

03/05/2019

01:34 PM Bug #2056: AMPI ROMIO build error
We've let the user know about @MPI_LIB@ and are awaiting feedback. Evan Ramos
10:40 AM Bug #2056: AMPI ROMIO build error
Does the user have an "MPI_LIB" environment variable set when building AMPI? This variable should be unset before bui... Matthias Diener
10:20 AM Bug #2056 (New): AMPI ROMIO build error
After an AMPI user updated from an older version of AMPI they are now getting this error:... Sam White

02/21/2019

02:43 PM Cleanup #2054 (New): Improve error message for unregistered chares/entry methods for when a modul...
The current error message says something about templated entry methods not being registered, but it should also menti... Sam White
02:38 PM Feature #1973: GPU Messages
Potentially split this into two/three tasks:
1. GPU-GPU on node
2. GPU-GPU off node
3. CPU-GPU off node
Michael Robson
02:20 PM Support #2041: charmrun with mpirun instead of srun?
Thank you for the feedback! Please accept my apologies for the delay, as I have been swamped with travel and with phy... Geoffrey Lovelace
01:59 PM Support #2041 (Feedback): charmrun with mpirun instead of srun?
Awaiting feedback from Geoffrey. Evan Ramos

02/20/2019

03:43 PM Cleanup #617 (Rejected): Rename windows commands to not reference Windows NT
Seems like an unnecessary change, rejected (but feel free to over-ride if you have strong opinions on this...) Michael Robson
 

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