Gentoo Image, Which Applications are in and Which are Out
- NTULINUX
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02 Dec 2024 20:26 #315830
by NTULINUX
Replied by NTULINUX on topic Gentoo Image, Which Applications are in and Which are Out
Thanks! Yeah, things are going well, just wrapping it up. Latency is a bit high for me but I ran `rtla timerlat top` and some of the spikes are coming from my Radeon GPU. Others are coming from APIC and hrtimer (CPU interrupts, can't tune these out.)
I'm on a Ryzen system and I've noticed that PREEMPT_RT has much lower latency on some Intel hardware. It'll be interesting to see how latency performs on other hardware with the image.
I just pushed a huge update to my portage configs on GitHub, almost ready to publish the updated installer and root filesystem:
github.com/NTULINUX/gentoo_backup/commit...9333804131fbc352c3d5
I'm on a Ryzen system and I've noticed that PREEMPT_RT has much lower latency on some Intel hardware. It'll be interesting to see how latency performs on other hardware with the image.
I just pushed a huge update to my portage configs on GitHub, almost ready to publish the updated installer and root filesystem:
github.com/NTULINUX/gentoo_backup/commit...9333804131fbc352c3d5
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- royka
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02 Dec 2024 23:11 #315839
by royka
Replied by royka on topic Gentoo Image, Which Applications are in and Which are Out
Won't irqaffinity=0 help?
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- tommylight
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02 Dec 2024 23:50 #315840
by tommylight
Replied by tommylight on topic Gentoo Image, Which Applications are in and Which are Out
Where is the ISO and does it boot in Live mode?
All my Ryzen's are gone except a R7 5700U in a laptop with a TDP of 15W including GPU, so should be worst case scenario for testing.
All my Ryzen's are gone except a R7 5700U in a laptop with a TDP of 15W including GPU, so should be worst case scenario for testing.
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03 Dec 2024 06:05 #315858
by NTULINUX
Replied by NTULINUX on topic Gentoo Image, Which Applications are in and Which are Out
No iso actually, it's a tarball that gets deployed on either an HDD, SSD, USB drive or NVMe and it's not live.
Will try irqaffinity=0 -- I also need to play with nohz_full rcu_nocbs and isolcpus.
Will try irqaffinity=0 -- I also need to play with nohz_full rcu_nocbs and isolcpus.
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