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Name: OSTech
Description: Talk about code: bug reports, bug fixes, code implementation and system architecture. Post about tech topics like: SMP / processes and memory management / Libraries/ Interrupt/ scheduling / magic / partitioning. Post anything about the code itself. Post about anything linked from the OS Tech or OS Source guide wiki pages.
Type: Public
Mailing List: ostech-core_os@community.qnx.com
Participants: 753
Topics: 1292
Posts: 5225
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topc28476:  Software bill of materials (SBOM) question 1 60 Karl Leboeuf 11/27/2025 10:56 AM Karl Leboeuf 11/27/2025 10:56 AM  
topc28465:  statvfs first call takes 4-5 seconds and subsequent calls taking less than 100 ms 1 158 Gopichand Sonawane 06/04/2025 4:44 AM Gopichand Sonawane 06/04/2025 4:44 AM  
topc28469:  How to load our lsm packet filtering module to io-sock? 1 185 Vic One 06/26/2025 7:53 AM Vic One 06/26/2025 7:53 AM  
topc28440:  QNX 8.0.0 on Intel x86 64 bits start up and BIOS interrupt call 1 365 Janusz Ruszel 08/12/2024 1:15 PM Janusz Ruszel 08/12/2024 1:15 PM  
topc28426:  Samba/CIFS file system support on QNX 8.0.0 1 382 Janusz Ruszel 06/06/2024 7:50 PM Janusz Ruszel 06/06/2024 7:50 PM  
topc28428:  QNX 6.6.0 file system encryption , locked domain files are not encrypted 1 385 Janusz Ruszel 06/14/2024 1:03 PM Janusz Ruszel 06/14/2024 1:03 PM  
topc28411:  QXN 7.0 Screen Does Not Working on R-Car 1 502 Faruk Kilavuz 04/01/2024 7:50 AM Faruk Kilavuz 04/01/2024 7:50 AM  
topc28404:  Virtio shmem 1 538 Muhammed Alaaeddin 02/27/2024 10:15 AM Muhammed Alaaeddin 02/27/2024 10:15 AM  
topc28410:  Read from and write to I/O registers and memory 1 599 Ibrahim Youssef 03/28/2024 3:44 PM Ibrahim Youssef 03/28/2024 3:44 PM  
topc28396:  RPi4+screen with two displays 1 632 David Sheinberg(deleted) 01/27/2024 1:31 PM David Sheinberg(deleted) 01/27/2024 1:31 PM  
topc28387:  Production System protection - QNX 7.1 1 672 Geoffrey Roberts 11/28/2023 11:33 PM Geoffrey Roberts 11/28/2023 11:33 PM  
topc28247:  Replace the original hard drive 1 773 hang zhang 11/18/2022 3:17 AM hang zhang 11/18/2022 3:17 AM  
topc25769:  An issue about DMA memory 1 837 yu angel(deleted) 11/04/2014 11:18 PM yu angel(deleted) 11/04/2014 11:18 PM  
topc25322:  PCIe to PCI converter with imx6sabre smart 1 961 Simone Arianti 05/07/2014 1:01 PM Simone Arianti 05/07/2014 1:01 PM  
topc25168:  How to change complier to GCC? 1 994 robort smith 03/18/2014 9:36 PM robort smith 03/18/2014 9:36 PM  
topc25178:  How to use SSE/SSE2 instructions when programming with QNX? 1 1008 robort smith 03/20/2014 4:59 AM robort smith 03/20/2014 4:59 AM  
topc24504:  how to enable SSE and SSE2 instruction sets in GCC or QCC when compiling？ 1 1045 robort smith 11/22/2013 7:57 AM robort smith 11/22/2013 7:57 AM  
topc23321:  rmat - file format 1 1137 Franz Brandel(deleted) 03/27/2013 10:44 AM Franz Brandel(deleted) 03/27/2013 10:44 AM  
topc23291:  TimerTimeout in driver 1 1228 Xiongwei Huang 03/22/2013 5:43 AM Xiongwei Huang 03/22/2013 5:43 AM  
topc21164:  AMP on p2020 1 1369 Dmitry Andrievsky 11/15/2011 2:04 AM Dmitry Andrievsky 11/15/2011 2:04 AM  
topc22232:  IRQ bound 1 1373 Xiongwei Huang 07/31/2012 10:09 PM Xiongwei Huang 07/31/2012 10:09 PM  
topc23381:  memory barrier on arm when Enable Irq 1 1507 Xiongwei Huang 04/10/2013 1:04 AM Xiongwei Huang 04/10/2013 1:04 AM  
topc28355:  Memory Partition 2023 1 1515 yunting li(deleted) 07/18/2023 2:24 AM yunting li(deleted) 07/18/2023 2:24 AM  
topc13513:  QNX Neutrino x86 Runtime CD 6.4.x 1 1720 Jacek Rudnicki 05/04/2010 5:58 AM Jacek Rudnicki 05/04/2010 5:58 AM  
topc21409:  Does qnx have prelink tools ? 1 1726 Xiongwei Huang 01/26/2012 3:29 AM Xiongwei Huang 01/26/2012 3:29 AM  
topc15466:  Link down causes strange behaviours in the QNX 6.4.1 system 1 1814 Jacek Rudnicki 08/19/2010 10:02 AM Jacek Rudnicki 08/19/2010 10:02 AM  
topc11491:  E300 PPC Core TLB vs BAT's. 1 2000 Jason Urban 01/08/2010 8:21 AM Jason Urban 01/08/2010 8:21 AM  
topc18558:  Iommu and cache coherent 1 2060 Xiongwei Huang 12/11/2010 9:26 PM Xiongwei Huang 12/11/2010 9:26 PM  
topc28296:  Monitor the memory usage of each process with pidin 1 2540 Hung Nguyen 02/22/2023 6:08 AM Hung Nguyen 02/22/2023 6:08 AM  
topc28297:  make sense of Pidin, Hogs, Top 1 2635 Hung Nguyen 02/22/2023 11:18 AM Hung Nguyen 02/22/2023 11:18 AM  
topc28336:  Controlling the CPU Frequency in a QNX 7.1 system 1 2659 Ashish Gautam(deleted) 05/03/2023 4:57 AM Ashish Gautam(deleted) 05/03/2023 4:57 AM  
topc28335:  QNX 7.1.0 x86_64 lpd, lpr, etc 1 2665 Janusz Ruszel 05/02/2023 11:22 PM Janusz Ruszel 05/02/2023 11:22 PM  
topc28313:  python2.7 on QNX6.5 armv7 1 2697 jun chen 03/31/2023 3:40 AM jun chen 03/31/2023 3:40 AM  
topc28295:  QNX 7.1 / Resource manager corrupt OS by reading actuel parameters 1 2705 Armin Steinhoff 02/21/2023 6:19 AM Armin Steinhoff 02/21/2023 6:19 AM  
topc28330:  Qnx 7.0 crashes on x86_64 platforn 1 2710 Manoj Chandran R 04/21/2023 7:43 AM Manoj Chandran R 04/21/2023 7:43 AM  
topc28331:  QNX 7.1 on BeaglePlay (TI AM625) 1 2766 David Sheinberg(deleted) 04/26/2023 6:52 PM David Sheinberg(deleted) 04/26/2023 6:52 PM  
topc28300:  Proper way to wait for DHCP assignment? 1 2795 David Sheinberg(deleted) 02/27/2023 6:56 PM David Sheinberg(deleted) 02/27/2023 6:56 PM  
topc28325:  Raspberry Pi4 PL011 UARTs 1 2836 Geoffrey Roberts 04/17/2023 10:09 PM Geoffrey Roberts 04/17/2023 10:09 PM  
topc28311:  usblauncher_otg 1 2891 Geoffrey Roberts 03/21/2023 5:31 PM Geoffrey Roberts 03/21/2023 5:31 PM  
topc28324:  Zero copy issue regarding camera data 1 3171 Li Chen(deleted) 04/13/2023 11:27 PM Li Chen(deleted) 04/13/2023 11:27 PM  
topc28220:  RUST programming language support in QNX 1 3305 Manoj Ashokkumar(deleted) 09/20/2022 2:55 AM Manoj Ashokkumar(deleted) 09/20/2022 2:55 AM  
topc15654:  The io-pkt manager consumes ~50% of CPU 1 3560 Jacek Rudnicki 08/26/2010 7:43 AM Jacek Rudnicki 08/26/2010 7:43 AM  
topc27989:  Momentics, Kernel event Trace over Wireless 1 3604 Dario Turchi 01/11/2021 7:49 AM Dario Turchi 01/11/2021 7:49 AM  
topc27905:  Member names 1 3607 Geoff Roberts 07/24/2020 9:42 PM Geoff Roberts 07/24/2020 9:42 PM  
topc28147:  how can i use egl-opengl api on qnx stream? 1 3641 liang zhiyong(deleted) 01/25/2022 3:54 AM liang zhiyong(deleted) 01/25/2022 3:54 AM  
topc2980:  Strange Photon and "helpviewer" behaviours ... 1 3644 Jacek Rudnicki 06/06/2008 5:56 AM Jacek Rudnicki 06/06/2008 5:56 AM  
topc28034:  Resmgr read does not work for the newly created Fds 1 3646 manas sahoo 04/01/2021 9:28 AM manas sahoo 04/01/2021 9:28 AM  
topc27919:  Per client notification from resource manager? 1 3651 David Sheinberg(deleted) 08/31/2020 10:01 AM David Sheinberg(deleted) 08/31/2020 10:01 AM  
topc28097:  Memory leak issue with pthread_setname_np 1 3662 manas sahoo 08/05/2021 5:52 AM manas sahoo 08/05/2021 5:52 AM  
topc28098:  io-pkt-v6-hc does not run in other cores with "on -C0" command 1 3664 manas sahoo 08/05/2021 11:49 PM manas sahoo 08/05/2021 11:49 PM  
topc27921:  Logging in QNX 6.5 1 3674 Roman Artyuhov(deleted) 09/03/2020 3:27 AM Roman Artyuhov(deleted) 09/03/2020 3:27 AM  
topc27892:  QNX 6.5 SP1 chipset compatibiity 1 3703 Fabio Rossi(deleted) 07/07/2020 9:52 AM Fabio Rossi(deleted) 07/07/2020 9:52 AM  
topc27937:  Help !! -> Use HAM with Sockets (Simple Client Server Programs ) 1 3742 Saurav Suman(deleted) 09/28/2020 4:16 AM Saurav Suman(deleted) 09/28/2020 4:16 AM  
topc28046:  How to get supervisor mode/ring 0 ? 1 3763 nriet nriet(deleted) 04/27/2021 3:45 AM nriet nriet(deleted) 04/27/2021 3:45 AM  
topc27915:  7.1 on ti-am335x-beaglebone 1 3776 David Sheinberg(deleted) 08/14/2020 4:12 PM David Sheinberg(deleted) 08/14/2020 4:12 PM  
topc28041:  data sharing(incuding std::any) between program and dynamic library through dlopen 1 3779 tao zhang(deleted) 04/19/2021 11:05 AM tao zhang(deleted) 04/19/2021 11:05 AM  
topc28076:  Thread does not run in APS partition 1 3804 Dakshina Dasari(deleted) 06/22/2021 9:27 PM Dakshina Dasari(deleted) 06/22/2021 9:27 PM  
topc27793:  Re: renesas r-car m3 1 3805 Elad Lahav 01/22/2020 7:31 AM Elad Lahav 01/22/2020 7:31 AM  
topc27801:  qnx 4.25 weird keyboard issues 1 3809 Don Cook 02/04/2020 10:03 AM Don Cook 02/04/2020 10:03 AM  
topc28068:  QNX 6.5.0 SP1 + AM572x + SATA 1 3860 Evgenej Rogojkin(deleted) 06/07/2021 11:34 AM Evgenej Rogojkin(deleted) 06/07/2021 11:34 AM  
topc27889:  Audio card driver / PCI cards 1 3885 Armin Steinhoff 06/24/2020 6:25 PM Armin Steinhoff 06/24/2020 6:25 PM  
topc28158:  do we happen to have an example for libtracelog.so.1? 1 3889 Gavin Han(deleted) 02/20/2022 9:49 PM Gavin Han(deleted) 02/20/2022 9:49 PM  
topc27936:  QNX 7: replacement of pci_device_read_irq() by pci_config_read_irq() 1 3889 Armin Steinhoff 09/27/2020 5:38 AM Armin Steinhoff 09/27/2020 5:38 AM  
topc28108:  How to utilize Intel Turbo Boost Technology in QNX7.1 1 3926 Thomas Tang(deleted) 09/13/2021 5:34 AM Thomas Tang(deleted) 09/13/2021 5:34 AM  
topc28128:  Unable to compile after wrongly uninstalling and reinstalling QNX 1 3927 mohan S(deleted) 10/27/2021 1:45 PM mohan S(deleted) 10/27/2021 1:45 PM  
topc27681:  Process ability check 1 3944 Krutadnyata Naik(deleted) 05/23/2019 7:46 AM Krutadnyata Naik(deleted) 05/23/2019 7:46 AM  
topc28157:  Intel® Time Coordinated Computing ITCC - Tiger Lake Architecture 1 3973 Saeed Shahinfar 02/17/2022 8:01 PM Saeed Shahinfar 02/17/2022 8:01 PM  
topc27756:  resmgr_msgreply errors 1 3980 Jignesh Desai 10/16/2019 11:46 AM Jignesh Desai 10/16/2019 11:46 AM  
topc27770:  problem('memory fault') about graphics driver in am437x platform in sdp6.6 1 3995 Guifa Li(deleted) 12/09/2019 11:49 PM Guifa Li(deleted) 12/09/2019 11:49 PM  
topc27677:  Process Call Stack 1 4084 Sai Devasani(deleted) 05/13/2019 5:37 AM Sai Devasani(deleted) 05/13/2019 5:37 AM  
topc27733:  RE: Installing QNX with Hyper-V [Student] 1 4106 Elad Lahav 09/17/2019 1:19 PM Elad Lahav 09/17/2019 1:19 PM  
topc28009:  why not the x86 executable program running on QNX Momentics IDE failed ? 1 4112 edwin guo 02/08/2021 1:51 AM edwin guo 02/08/2021 1:51 AM  
topc27453:  hardware interrupt vector number for PowerPC 1 4124 Chris Liang(deleted) 07/31/2018 5:04 PM Chris Liang(deleted) 07/31/2018 5:04 PM  
topc27763:  RE: running PPS on a read-only filesystem 1 4144 Elad Lahav 11/05/2019 10:48 AM Elad Lahav 11/05/2019 10:48 AM  
topc27674:  Compiler Options with qcc 1 4179 Sai Devasani(deleted) 05/10/2019 5:54 AM Sai Devasani(deleted) 05/10/2019 5:54 AM  
topc27217:  QNX build failure in Windows 7 1 4183 manas sahoo 10/23/2017 2:13 AM manas sahoo 10/23/2017 2:13 AM  
topc27680:  How to create static memory under QNX 1 4198 Tao DING 05/22/2019 11:10 AM Tao DING 05/22/2019 11:10 AM  
topc27637:  sem_open function initial value problem 1 4200 sun monkey(deleted) 03/14/2019 11:42 AM sun monkey(deleted) 03/14/2019 11:42 AM  
topc27347:  Help with returned prompt 1 4204 Mr Important(deleted) 03/16/2018 7:31 AM Mr Important(deleted) 03/16/2018 7:31 AM  
topc27961:  [Security][Hardening] Network configuration 1 4206 Stéphane Renard(deleted) 11/20/2020 5:03 AM Stéphane Renard(deleted) 11/20/2020 5:03 AM  
topc27646:  SiginfoStructure Details 1 4224 Sai Devasani(deleted) 03/27/2019 3:42 AM Sai Devasani(deleted) 03/27/2019 3:42 AM  
topc27679:  Can not connect to the QNX target for debugging 1 4227 Tao DING 05/21/2019 8:59 AM Tao DING 05/21/2019 8:59 AM  
topc27520:  Re: Changing the access rigths of address space created by mmap() 1 4227 Roger Maclean 10/17/2018 8:56 AM Roger Maclean 10/17/2018 8:56 AM  
topc27377:  mqueue /mq cannot execute 1 4244 Bhupesh Bhupesh(deleted) 04/24/2018 6:12 AM Bhupesh Bhupesh(deleted) 04/24/2018 6:12 AM  
topc27338:  how to realtime unload device driver? 1 4251 mike scott(deleted) 03/07/2018 5:16 AM mike scott(deleted) 03/07/2018 5:16 AM  
topc27505:  QNX 6.6.0, x86 board with SATA SDD drive, slow access, errors 1 4251 Janusz Ruszel 10/02/2018 9:37 AM Janusz Ruszel 10/02/2018 9:37 AM  
topc27096:  Seeing file owner as 500, even though root user (0) owns it 1 4259 manas sahoo 06/16/2017 1:30 AM manas sahoo 06/16/2017 1:30 AM  
topc27388:  low overhead dynamic probe interface for user applications on QNX? (like uprobes) 1 4270 Claudio Fontana(deleted) 05/07/2018 3:48 AM Claudio Fontana(deleted) 05/07/2018 3:48 AM  
topc27541:  devnp-e1000.so Squelch Test errors 1 4273 Leonid Khait(deleted) 11/13/2018 4:39 AM Leonid Khait(deleted) 11/13/2018 4:39 AM  
topc27759:  slogger2: missing option '-u' for forwarding output to kerneltrace 1 4284 Thomas Schickentanz 10/24/2019 6:21 AM Thomas Schickentanz 10/24/2019 6:21 AM  
topc27524:  TraceEvent: detecting thread death, distinguishing between DEAD STATE and final free up of resources 1 4293 Claudio Fontana(deleted) 10/21/2018 6:37 AM Claudio Fontana(deleted) 10/21/2018 6:37 AM  
topc27375:  Build a New CD Boot Image - QNX 6.5.0 SP1 1 4307 R Brown 04/20/2018 3:16 PM R Brown 04/20/2018 3:16 PM  
topc27533:  how to USB-WIFI ? 1 4354 mike scott(deleted) 10/29/2018 10:21 PM mike scott(deleted) 10/29/2018 10:21 PM  
topc27457:  Runtime measurement for process and threads 1 4367 Shreyas Pophli(deleted) 08/02/2018 1:58 AM Shreyas Pophli(deleted) 08/02/2018 1:58 AM  
topc27523:  TraceEvent: detecting fork/exec and spawn idiomatic sequences 1 4369 Claudio Fontana(deleted) 10/20/2018 5:42 AM Claudio Fontana(deleted) 10/20/2018 5:42 AM  
topc27025:  Qnet connection synchronisation 1 4374 John Reis(deleted) 04/07/2017 6:11 AM John Reis(deleted) 04/07/2017 6:11 AM  
topc27204:  QNX7 DDK source code for 8250 Serial Driver 1 4382 Hasan Jamal 10/13/2017 11:23 AM Hasan Jamal 10/13/2017 11:23 AM  
topc27454:  How to disable neighbor discovery 1 4404 sudheesh k t(deleted) 08/01/2018 1:29 AM sudheesh k t(deleted) 08/01/2018 1:29 AM  
topc27200:  interpreting the output of showmem vs pidin 1 4416 Gerry Ens 10/05/2017 7:04 PM Gerry Ens 10/05/2017 7:04 PM  
topc27884:  drm-intel crash in Neutrino 7.0 1 4440 Albert Puente Encinas 06/18/2020 2:29 AM Albert Puente Encinas 06/18/2020 2:29 AM  
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