[Bug 1354086] Re: [i5-3230] Crash/hang/graphical artifacts in pyopencl

2014-08-08 Thread Rebecca Palmer
Further testing found this to occur only after many clmath operations, with the number required being fairly but not exactly repeatable, more for smaller arrays, and being reset by exiting and restarting Python but not by gc.collect(); this suggests a memory leak, so the problem could be in either

[Bug 1354086] Re: [i5-3230] Crash/hang/graphical artifacts in pyopencl

2014-08-07 Thread Rebecca Palmer
** Description changed: pyopencl is partly or wholly unusable on an Intel i5-3230 integrated GPU: beignet 0.3 (trusty default): pyopencl.elementwise.ElementwiseKernel draws dotted stripes across the screen, and gives wrong results pyopencl.clmath segfaults Python - beignet 0.8 (ut