Upgraded Intel QPL library to v1.2.0 and Intel accel-config to v4.0, improving performance and stability for Intel IAA (Intel Accelerator Architecture) accelerators in ClickHouse.
Why it matters
This feature addresses performance degradation caused by Device IOTLB misses on Intel IAA accelerators. By upgrading to newer versions of Intel QPL and accel-config, the system reduces performance penalties and enhances the efficiency of hardware acceleration.How to use it
The upgrades are applied internally within ClickHouse and require no additional user configuration. Users benefiting from Intel IAA accelerators will automatically gain improved performance with this update.