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A new XanMod Linux Kernel based on Linux Kernel 5.12 has been released. XanMod is a general-purpose Linux kernel distribution with custom settings and new features. The real-time version is recommended for critical runtime applications such as Linux gaming eSports, streaming, live productions and ultra-low latency enthusiasts.

XanMod is a general-purpose Linux kernel distribution with custom settings and new features. Built to provide a stable, responsive and smooth desktop experience.

The real-time version is recommended for critical runtime applications such as Linux gaming eSports, streaming, live productions and ultra-low latency enthusiasts.

Supports all recent 64-bit versions of Debian and Ubuntu-based systems.

Main Features

  • Preemptive Full Tickless Kernel at 500Hz w/ Tuned CPU Core Scheduler.
  • RCU Boost for better responsiveness and lower overall system latency.
  • Block Layer w/ multi-threaded runqueue for high I/O throughput.
  • Caching, Virtual Memory Manager and CPUFreq Governor improvements.
  • BBR TCP Congestion Control + FQ-PIE Packet Scheduling and AQM Algorithm [5.8].
  • ORC Unwinder for Kernel Stack Traces (debuginfo) implementation.
  • Third-party patchset available: ZSTD kernel, initrd and modules support [5.8][5.6-rt], Full x86_64 FSGSBASE instructions [5.8], Clear Linux [partial], CK's Hrtimer Patchset [5.8][5.4], Wine / Proton Fsync, PCIe ACS Override, BMQ Process Scheduler [5.4 stock disabled], Aufs [5.4] and GCC graysky's.
  • Real-time Linux kernel (PREEMPT_RT) build available [5.6-rt][5.4-rt].
  • Generic kernel package for compatibility with most Debian & Ubuntu based distributions. Built on the latest GCC 10.2 and Binutils 2.35.
  • GPLv2 license. Can be built for any distribution or purpose.

Install via Terminal

echo 'deb releases main' | sudo tee /etc/apt/sources.list.d/xanmod-kernel.list && wget -qO - | sudo apt-key add -

Then update and install:

sudo apt update && sudo apt install linux-xanmod


Meta packages available: linux-xanmod [5.8]linux-xanmod-edge [5.8]linux-xanmod-lts [5.4]linux-xanmod-rt-edge [5.6-rt] and linux-xanmod-rt [5.4-rt].

To try without adding the repository

Download from Sourceforge and install:

  1. In terminal:
    sudo dpkg -i linux-image-*xanmod*.deb linux-headers-*xanmod*.deb
  2. Reboot.
  • Check it:
    cat /proc/version
* linux-firmware-image package is optional

Linux 5.10.12-xanmod1

  • e805871 Linux 5.10.12-xanmod1
  • b672d1f futex: Implement mechanism to wait on any of several futexes
  • e5aaba3 Merge tag 'v5.10.12' into 5.10
    | * 05f6d2a Linux 5.10.12
    | * d5ac830 printk: fix string termination for record_print_text()
    | * 861c2e3 printk: fix buffer overflow potential for print_text()
    | * cb14bbb tools: Factor HOSTCC, HOSTLD, HOSTAR definitions
    | * f472a59 mm: fix a race on nr_swap_pages
    | * c11f774 mm/page_alloc: add a missing mm_page_alloc_zone_locked() tracepoint
    | * c6fd968 objtool: Don't fail on missing symbol table
    | * d92d008 io_uring: fix sleeping under spin in __io_clean_op
    | * 7bccd1c io_uring: dont kill fasync under completion_lock
    | * 186725a io_uring: fix skipping disabling sqo on exec
    | * 54b4c4f io_uring: fix uring_flush in exit_files() warning
    | * 0682759 io_uring: fix false positive sqo warning on flush
    | * 8cb6f4d io_uring: do sqo disable on install_fd error
    | * 0e3562e io_uring: fix null-deref in io_disable_sqo_submit
    | * a63d915 io_uring: stop SQPOLL submit on creator's death
    | * da67631 io_uring: add warn_once for io_uring_flush()
    | * 18f3159 io_uring: inline io_uring_attempt_task_drop()
    | * 7bf3fb6 kernel/io_uring: cancel io_uring before task works
    | * 08a922a iwlwifi: dbg: Don't touch the tlv data
    | * 1fa2fa7 RDMA/vmw_pvrdma: Fix network_hdr_type reported in WC
    | * 77727df media: v4l2-subdev.h: BIT() is not available in userspace
    | * 94fb5ff media: Revert "media: videobuf2: Fix length check for single plane dmabuf queueing"
    | * 0fa0a05 HID: multitouch: Apply MT_QUIRK_CONFIDENCE quirk for multi-input devices
    | * a7f6d4a HID: wacom: Correct NULL dereference on AES pen proximity
    | * e843e4f futex: Handle faults correctly for PI futexes
    | * abc4dd7 futex: Simplify fixup_pi_state_owner()
    | * a597f12 futex: Use pi_state_update_owner() in put_pi_state()
    | * 6d28ac5 rtmutex: Remove unused argument from rt_mutex_proxy_unlock()
    | * 5b2c5a9 futex: Provide and use pi_state_update_owner()
    | * 5ede8ee futex: Replace pointless printk in fixup_owner()
    | * ab5e9a3 futex: Ensure the correct return value from futex_lock_pi()
    | * bf5eb7d Revert "mm/slub: fix a memory leak in sysfs_slab_add()"
    | * 43f2e60 gpio: mvebu: fix pwm .get_state period calculation
  • cb8e570 Revert "futex: Implement mechanism to wait on any of several futexes"
  • cc8631f Revert "futex: Restore futex_key"

Download Linux 5.10.12-xanmod1 source from GitHub