Open-source News

Intel Sapphire Rapids Performance With Google Cloud Compute Engine C3

Phoronix - Tue, 03/28/2023 - 00:00
Back in October Google announced their Compute Engine C3 instances in private preview that featured 4th Gen Xeon Scalable "Sapphire Rapids" processors as well as making use of Google's custom Intel Infrastructure Processing Unit (IPU). Since then, back in January, was the big Sapphire Rapids launch with the likes of the Xeon Platinum 8490H being released. Last month meanwhile Google promoted the C3 VMs to public preview state. The Sapphire Rapids C3 VMs remain in "public preview" from Google Cloud during which time there are no charges involved for the CPU costs. For those wondering about the core-for-core performance of Sapphire Rapids in Google Cloud, here are my initial benchmarks of the C3 series.

AmpereOne Sees Last Minute Compiler Tuning Ahead Of GCC 13

Phoronix - Mon, 03/27/2023 - 22:39
Going back to late 2021 was the initial GCC compiler patch for "Ampere-1" for that next-gen AArch64 server processor while last year this successor to Ampere Altra (Max) was formally announced under the AmpereOne brand. That initial compiler support appeared in GCC 12 while ahead of the GCC 13 release in the coming weeks has been some last minute tuning for the AmpereOne cost table...

Linux 6.4 Device Mapper To See Improved Concurrent I/O Performance

Phoronix - Mon, 03/27/2023 - 20:59
Thanks to forthcoming work out of Red Hat, the Linux 6.4 Device Mapper (DM) code is expected to see some optimization work that can significantly benefit concurrent I/O performance... In one case at least acquiring buffers now about 25 times faster...

XWayland Lands Fix For At Least One Game Hanging It & Causing 100% CPU Usage

Phoronix - Mon, 03/27/2023 - 19:02
While XWayland is in fairly good shape for enjoying both native and emulated games relying on X11 to run atop Wayland compositors for Linux gaming, occasionally different peculiar issues are uncovered. The most recent issue analyzed and addressed in XWayland Git is over the game Resident Evil 6 causing XWayland to hang and consume 100% of the CPU resources on launching that title...

OBS Studio Lands AV1 & HEVC RTMP Streaming Support

Phoronix - Mon, 03/27/2023 - 18:44
In time for OBS Studio 29.1, the Veovera Software Organization non-profit has contributed support for AV1 and HEVC streaming via RTMP so that gamers and other creators can stream their content to the YouTube RTMP server using these newer video formats...

FreeBSD 13.2-RC5 Released With One Last Fix

Phoronix - Mon, 03/27/2023 - 18:30
FreeBSD 13.2-RC4 was released this weekend while it's already been replaced by FreeBSD 13.2-RC5 to land one more fix prior to making the final release preparations on this next stable update to this BSD operating system...

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