GCC LTO Kernel Patch
Intel Core i5-3360M testing with a HP 179B (68ICF Ver. F.42 BIOS) and Intel HD 4000 2GB on Ubuntu 20.04 via the Phoronix Test Suite.


5.13.16-xanmod1-rdb-cacule-intel lto gcc ofast: 

	Processor: Intel Core i5-3360M @ 2.80GHz (2 Cores / 4 Threads), Motherboard: HP 179B (68ICF Ver. F.42 BIOS), Chipset: Intel 3rd Gen Core DRAM, Memory: 8GB, Disk: 240GB Western Digital WDS240G2G0A-, Graphics: Intel HD 4000 2GB (1200MHz), Audio: IDT 92HD81B1X5, Network: Intel 82579LM + Intel Centrino Advanced-N 6205

	OS: Ubuntu 20.04, Kernel: 5.13.16-xanmod1-rdb-cacule-intel0fastltoagressive (x86_64), Desktop: KDE Plasma 5.18.7, Display Server: X Server 1.20.11, OpenGL: 4.2 Mesa 21.2.1 kisak-mesa PPA, Vulkan: 1.2.182, Compiler: GCC 11.2.0 + LLVM 10.0.1, File-System: ext4, Screen Resolution: 1366x768

5.13.14-xanmod1-rdb-cacule-intel o3: 

	Processor: Intel Core i5-3360M @ 2.80GHz (2 Cores / 4 Threads), Motherboard: HP 179B (68ICF Ver. F.42 BIOS), Chipset: Intel 3rd Gen Core DRAM, Memory: 8GB, Disk: 240GB Western Digital WDS240G2G0A-, Graphics: Intel HD 4000 2GB (1200MHz), Audio: IDT 92HD81B1X5, Network: Intel 82579LM + Intel Centrino Advanced-N 6205

	OS: Ubuntu 20.04, Kernel: 5.13.14-xanmod1-rdb-cacule-intel (x86_64), Desktop: KDE Plasma 5.18.7, Display Server: X Server 1.20.11, OpenGL: 4.2 Mesa 21.2.1 kisak-mesa PPA, Vulkan: 1.2.182, Compiler: GCC 11.2.0 + LLVM 10.0.1, File-System: ext4, Screen Resolution: 1366x768


Stress-NG 0.13.02
Test: MMAP
Bogo Ops/s > Higher Is Better
5.13.16-xanmod1-rdb-cacule-intel lto gcc ofast . 7.26 |========================
5.13.14-xanmod1-rdb-cacule-intel o3 ............ 7.02 |=======================


Stress-NG 0.13.02
Test: NUMA
Bogo Ops/s > Higher Is Better
5.13.16-xanmod1-rdb-cacule-intel lto gcc ofast . 29.90 |=======================
5.13.14-xanmod1-rdb-cacule-intel o3 ............ 28.12 |======================


Stress-NG 0.13.02
Test: MEMFD
Bogo Ops/s > Higher Is Better
5.13.16-xanmod1-rdb-cacule-intel lto gcc ofast . 71.23 |=======================
5.13.14-xanmod1-rdb-cacule-intel o3 ............ 68.20 |======================


Stress-NG 0.13.02
Test: Atomic
Bogo Ops/s > Higher Is Better
5.13.16-xanmod1-rdb-cacule-intel lto gcc ofast . 158419.83 |===================
5.13.14-xanmod1-rdb-cacule-intel o3 ............ 157603.51 |===================


Stress-NG 0.13.02
Test: Crypto
Bogo Ops/s > Higher Is Better
5.13.16-xanmod1-rdb-cacule-intel lto gcc ofast . 257.21 |======================
5.13.14-xanmod1-rdb-cacule-intel o3 ............ 257.05 |======================


Stress-NG 0.13.02
Test: Malloc
Bogo Ops/s > Higher Is Better
5.13.16-xanmod1-rdb-cacule-intel lto gcc ofast . 7725551.82 |==================
5.13.14-xanmod1-rdb-cacule-intel o3 ............ 7848737.74 |==================


Stress-NG 0.13.02
Test: RdRand
Bogo Ops/s > Higher Is Better
5.13.16-xanmod1-rdb-cacule-intel lto gcc ofast . 376628.00 |===================
5.13.14-xanmod1-rdb-cacule-intel o3 ............ 376340.85 |===================


Stress-NG 0.13.02
Test: Forking
Bogo Ops/s > Higher Is Better
5.13.16-xanmod1-rdb-cacule-intel lto gcc ofast . 12761.02 |====================
5.13.14-xanmod1-rdb-cacule-intel o3 ............ 12043.78 |===================


Stress-NG 0.13.02
Test: IO_uring
Bogo Ops/s > Higher Is Better
5.13.16-xanmod1-rdb-cacule-intel lto gcc ofast . 1595.97 |=====================
5.13.14-xanmod1-rdb-cacule-intel o3 ............ 1579.26 |=====================


Stress-NG 0.13.02
Test: SENDFILE
Bogo Ops/s > Higher Is Better
5.13.16-xanmod1-rdb-cacule-intel lto gcc ofast . 25175.75 |====================
5.13.14-xanmod1-rdb-cacule-intel o3 ............ 24664.78 |====================


Stress-NG 0.13.02
Test: CPU Cache
Bogo Ops/s > Higher Is Better
5.13.16-xanmod1-rdb-cacule-intel lto gcc ofast . 233.76 |======================
5.13.14-xanmod1-rdb-cacule-intel o3 ............ 232.52 |======================


Stress-NG 0.13.02
Test: CPU Stress
Bogo Ops/s > Higher Is Better
5.13.16-xanmod1-rdb-cacule-intel lto gcc ofast . 2863.40 |=====================
5.13.14-xanmod1-rdb-cacule-intel o3 ............ 2873.59 |=====================


Stress-NG 0.13.02
Test: Semaphores
Bogo Ops/s > Higher Is Better
5.13.16-xanmod1-rdb-cacule-intel lto gcc ofast . 279495.80 |===================
5.13.14-xanmod1-rdb-cacule-intel o3 ............ 274755.21 |===================


Stress-NG 0.13.02
Test: Matrix Math
Bogo Ops/s > Higher Is Better
5.13.16-xanmod1-rdb-cacule-intel lto gcc ofast . 5880.30 |=====================
5.13.14-xanmod1-rdb-cacule-intel o3 ............ 5791.41 |=====================


Stress-NG 0.13.02
Test: Vector Math
Bogo Ops/s > Higher Is Better
5.13.16-xanmod1-rdb-cacule-intel lto gcc ofast . 5275.60 |=====================
5.13.14-xanmod1-rdb-cacule-intel o3 ............ 5272.75 |=====================


Stress-NG 0.13.02
Test: Memory Copying
Bogo Ops/s > Higher Is Better
5.13.16-xanmod1-rdb-cacule-intel lto gcc ofast . 474.79 |======================
5.13.14-xanmod1-rdb-cacule-intel o3 ............ 467.58 |======================


Stress-NG 0.13.02
Test: Socket Activity
Bogo Ops/s > Higher Is Better
5.13.16-xanmod1-rdb-cacule-intel lto gcc ofast . 1332.28 |=====================
5.13.14-xanmod1-rdb-cacule-intel o3 ............ 1294.94 |====================


Stress-NG 0.13.02
Test: Context Switching
Bogo Ops/s > Higher Is Better
5.13.16-xanmod1-rdb-cacule-intel lto gcc ofast . 751841.53 |===================
5.13.14-xanmod1-rdb-cacule-intel o3 ............ 632897.88 |================


Stress-NG 0.13.02
Test: Glibc C String Functions
Bogo Ops/s > Higher Is Better
5.13.16-xanmod1-rdb-cacule-intel lto gcc ofast . 131495.04 |===================
5.13.14-xanmod1-rdb-cacule-intel o3 ............ 130417.29 |===================


Stress-NG 0.13.02
Test: Glibc Qsort Data Sorting
Bogo Ops/s > Higher Is Better
5.13.16-xanmod1-rdb-cacule-intel lto gcc ofast . 20.32 |=======================
5.13.14-xanmod1-rdb-cacule-intel o3 ............ 20.23 |=======================


Stress-NG 0.13.02
Test: System V Message Passing
Bogo Ops/s > Higher Is Better
5.13.16-xanmod1-rdb-cacule-intel lto gcc ofast . 1583213.41 |==================
5.13.14-xanmod1-rdb-cacule-intel o3 ............ 1505481.70 |=================