[Regression] Minor performance regression with increased CPU utilization in multiple titles from 0.0.27-14833 onwards (#13484)

[solarmystic]

Quick summary

Performance in multiple titles, most notably The Last of Us, has taken a minor but consistent hit after #13484 got merged to master.

This performance regression is also accompanied by a noticeable increase in overall CPU usage (around 4-7%).

Last unaffected build is 0.0.27-14826 #13574 .

Details

The Last of Us (AVG/1%/0.1% FPS)

0.0.27-14826 - 50/46/40 FPS - 38% CPU Usage

0.0.27-14833  - 46/41/37 FPS - 43% CPU Usage

God of War 3 (AVG/1%/0.1% FPS)

0.0.27-14826 - 130/103/71 FPS - 32% CPU Usage

0.0.27-14833  - 127/88/69 FPS - 38% CPU Usage

God of War Ascension (AVG/1%/0.1% FPS)

0.0.27-14826 - 64/58/54 FPS - 39% CPU Usage

0.0.27-14833  - 60/50/47 FPS - 44% CPU Usage

Persona 5 (AVG/1%/0.1% FPS)

0.0.27-14826 - 97/71/58 FPS - 39% CPU Usage

0.0.27-14833  - 94/62/54 FPS - 43% CPU Usage

Demons Souls (AVG/1%/0.1% FPS)

0.0.27-14826 - 102/84/80 FPS - 21% CPU Usage

0.0.27-14833  - 101/84/70 FPS - 28% CPU Usage

Build with regression

v0.0.27-14833-a8ada492

Attach two log files

First affected build (0.0.27-14833)
RPCS3 TLOU 14833.log.gz

Last working build (0.0.27-14826)
RPCS3 TLOU 14826.log.gz

Attach capture files for visual issues

No response

System configuration

SYS: RPCS3 v0.0.27-14833-a8ada492 Alpha | master
SYS: 12th Gen Intel(R) Core(TM) i7-12700KF | 20 Threads | 31.86 GiB RAM | TSC: 3.610GHz | AVX+ | FMA3
SYS: Operating system: Windows, Major: 10, Minor: 0, Build: 19044, Service Pack: none, Compatibility mode: 0
RSX: Found vulkan-compatible GPU: 'NVIDIA GeForce RTX 2080 Ti' running on driver 527.56.0.0
SYS: Firmware version: 4.88

Other details

No response