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  1. Useful Links

    http://wiki.lustre.org/Diagnostic_and_Debugging_Tools RDMA tech blog (useful for o2iblnd reference) https://www.rdmamojo.com/ https://www.rdmamojo.com/ lnet-tips … System Create and Mount a Lustre Filesystem https://wiki.whamcloud.com/display/PUB/Create+and+Mount+a+Lustre+Filesystem Various LNet stuff Lustre Network
    Lustre Network (LNet) • Jun 03, 2024

  2. Frequently Asked Questions

    sysctl settings required for proper MR operation. For these, refer to MR Cluster Setup favourite lnet-tips-tricks fix build link … How do I build Lustre? Refer to Building Lustre from Source How do I load LNet Load the module modprobe lnet if using standard /etc/modprob.d/lustre.conf
    Lustre Network (LNet) • Jun 03, 2024

  3. MLX Info and Tips

    - but in this case there was no issues with the infrastructure... lnet-tips-tricks
    Lustre Network (LNet) • Aug 09, 2023

  4. Crash course on Crash

    ) Assembler cheat-sheet available. favourite lnet-tips-tricks … It helps to have the debug info for the modules. This will allow crash to display source code line numbers as well as enable it to know the Lustre/LNet structures
    Lustre Network (LNet) • Aug 03, 2023

  5. MR Cluster Setup

    is flushed ip route flush cache favourite lnet-tips-tricks favourite … build_src: lustre_src build_script: deploy.py config_name: lnet lnet: net: - net type: o2ib0 interfaces: eno1,eno2,eno3
    Lustre Network (LNet) • May 19, 2023

  6. Adhoc Lustre Tips

    ]# To turn on Debug for everything on lustre, for code tracing lctl set_param debug=-1 lnet-tips-tricks remove obsolete links, some formatting … Lustre TIPS: Important links: Building from source RHEL 8.0 Walk-thru- Build Lustre MASTER on RHEL 8.0/CentOS 8.0 from Git Submitting Changes
    Lustre Network (LNet) • Jan 04, 2023

  7. GIT tips

    /to/local/repo/.git git fetch <other> Remove the added repository git remote remove <other> lnet-tips-tricks update URLs, minor edits
    Lustre Network (LNet) • Jan 04, 2023

  8. Loading hfi1.conf parameters on boot

    virtual lane. If there are more than one active virtual lane then krcvqs can be set for each virtual lane.  lnet-tips-tricks
    Lustre Network (LNet) • Nov 23, 2022

  9. Useful Lustre commands

    on the client lctl set_param ldlm.namespaces.*.lru_size=clear # enable fake IO. Good for performance testing lctl set_param fail_loc=0x238 lnet-tips-tricks
    Lustre Network (LNet) • Aug 31, 2022

  10. Kernel Debugging Misc

    - The symbol is in the text (code) section. Uppercase symbols are global/exported; lowercase are local unexported symbols. lnet-tips-tricks
    Lustre Network (LNet) • Jun 10, 2022