From: Tim Chen <tim.c.chen@linux.intel.com>
To: Duan Tingyin <tingyin.duan@gmail.com>
Cc: adamli@os.amperecomputing.com, aubrey.li@intel.com,
bsegall@google.com, cyy@cyyself.name, dietmar.eggemann@arm.com,
gautham.shenoy@amd.com, gavinguo@igalia.com,
haoxing990@gmail.com, hdanton@sina.com, jianyong.wu@outlook.com,
joshdon@google.com, juri.lelli@redhat.com,
kprateek.nayak@amd.com, len.brown@intel.com,
libchen@purestorage.com, linux-kernel@vger.kernel.org,
mgorman@suse.de, mingo@redhat.com, peterz@infradead.org,
qyousef@layalina.io, rostedt@goodmis.org, sshegde@linux.ibm.com,
tim.c.chen@intel.com, vernhao@tencent.com,
vincent.guittot@linaro.org, vineethr@linux.ibm.com,
vschneid@redhat.com, yu.c.chen@intel.com,
yu.chen.surf@gmail.com, zhao1.liu@intel.com,
ziqianlu@bytedance.com
Subject: Re: [Patch v4 00/22] Cache aware scheduling
Date: Wed, 15 Apr 2026 10:35:24 -0700 [thread overview]
Message-ID: <c7653e81497b776ea302baf829be7a3274c96a9b.camel@linux.intel.com> (raw)
In-Reply-To: <20260414032037.1545057-1-tingyin.duan@gmail.com>
On Tue, 2026-04-14 at 11:20 +0800, Duan Tingyin wrote:
> Thanks for your patch series.
>
> I've tested the changes on my hygon servers (model 4h, 6h, 7h, 8h)
> with kernel version 7.0.0-rc7 and no performance regression is observed.
> P.S. the patch from https://lore.kernel.org/lkml/cover.1775548724.git.fuhao@open-hieco.net/ is
> include in these tests.
>
> Tested-by: Tingyin Duan <tingyin.duan@gmail.com>
Thank you!
Tim
next prev parent reply other threads:[~2026-04-15 17:35 UTC|newest]
Thread overview: 58+ messages / expand[flat|nested] mbox.gz Atom feed top
2026-04-01 21:52 [Patch v4 00/22] Cache aware scheduling Tim Chen
2026-04-01 21:52 ` [Patch v4 01/22] sched/cache: Introduce infrastructure for cache-aware load balancing Tim Chen
2026-04-09 12:41 ` Peter Zijlstra
2026-04-09 19:21 ` Tim Chen
2026-04-09 23:00 ` Peter Zijlstra
2026-04-10 6:30 ` Chen, Yu C
2026-04-15 2:06 ` Vern Hao
2026-04-15 3:34 ` Chen, Yu C
2026-04-01 21:52 ` [Patch v4 02/22] sched/cache: Limit the scan number of CPUs when calculating task occupancy Tim Chen
2026-04-09 13:17 ` Luo Gengkun
2026-04-09 13:41 ` Peter Zijlstra
2026-04-10 10:12 ` Luo Gengkun
2026-04-10 7:29 ` Chen, Yu C
2026-04-10 10:20 ` Luo Gengkun
2026-04-10 17:12 ` Tim Chen
2026-04-10 17:27 ` Chen, Yu C
2026-04-13 7:23 ` [RFC PATCH] sched/fair: dynamically scale the period of cache work Jianyong Wu
2026-04-13 8:38 ` Chen, Yu C
2026-04-13 11:27 ` Jianyong Wu
2026-04-15 3:31 ` Chen, Yu C
2026-04-16 3:39 ` Jianyong Wu
2026-04-15 17:22 ` Tim Chen
2026-04-16 6:50 ` Jianyong Wu
2026-04-14 15:07 ` [PATCH v2] sched/cache: Reduce the overhead of task_cache_work by only scan the visisted cpus Luo Gengkun
2026-04-15 3:10 ` Chen, Yu C
2026-04-01 21:52 ` [Patch v4 03/22] sched/cache: Record per LLC utilization to guide cache aware scheduling decisions Tim Chen
2026-04-01 21:52 ` [Patch v4 04/22] sched/cache: Introduce helper functions to enforce LLC migration policy Tim Chen
2026-04-01 21:52 ` [Patch v4 05/22] sched/cache: Make LLC id continuous Tim Chen
2026-04-01 21:52 ` [Patch v4 06/22] sched/cache: Assign preferred LLC ID to processes Tim Chen
2026-04-01 21:52 ` [Patch v4 07/22] sched/cache: Track LLC-preferred tasks per runqueue Tim Chen
2026-04-01 21:52 ` [Patch v4 08/22] sched/cache: Introduce per CPU's tasks LLC preference counter Tim Chen
2026-04-01 21:52 ` [Patch v4 09/22] sched/cache: Calculate the percpu sd task LLC preference Tim Chen
2026-04-01 21:52 ` [Patch v4 10/22] sched/cache: Count tasks prefering destination LLC in a sched group Tim Chen
2026-04-01 21:52 ` [Patch v4 11/22] sched/cache: Check local_group only once in update_sg_lb_stats() Tim Chen
2026-04-01 21:52 ` [Patch v4 12/22] sched/cache: Prioritize tasks preferring destination LLC during balancing Tim Chen
2026-04-01 21:52 ` [Patch v4 13/22] sched/cache: Add migrate_llc_task migration type for cache-aware balancing Tim Chen
2026-04-01 21:52 ` [Patch v4 14/22] sched/cache: Handle moving single tasks to/from their preferred LLC Tim Chen
2026-04-01 21:52 ` [Patch v4 15/22] sched/cache: Respect LLC preference in task migration and detach Tim Chen
2026-04-01 21:52 ` [Patch v4 16/22] sched/cache: Disable cache aware scheduling for processes with high thread counts Tim Chen
2026-04-09 12:43 ` Peter Zijlstra
2026-04-09 19:27 ` Tim Chen
2026-04-01 21:52 ` [Patch v4 17/22] sched/cache: Avoid cache-aware scheduling for memory-heavy processes Tim Chen
2026-04-09 12:46 ` Peter Zijlstra
2026-04-09 12:55 ` Peter Zijlstra
2026-04-10 8:59 ` Chen, Yu C
2026-04-10 9:20 ` Peter Zijlstra
2026-04-01 21:52 ` [Patch v4 18/22] sched/cache: Enable cache aware scheduling for multi LLCs NUMA node Tim Chen
2026-04-09 13:37 ` Peter Zijlstra
2026-04-09 19:39 ` Tim Chen
2026-04-01 21:52 ` [Patch v4 19/22] sched/cache: Allow the user space to turn on and off cache aware scheduling Tim Chen
2026-04-01 21:52 ` [Patch v4 20/22] sched/cache: Add user control to adjust the aggressiveness of cache-aware scheduling Tim Chen
2026-04-01 21:52 ` [Patch v4 21/22] -- DO NOT APPLY!!! -- sched/cache/debug: Display the per LLC occupancy for each process via proc fs Tim Chen
2026-04-01 21:52 ` [Patch v4 22/22] -- DO NOT APPLY!!! -- sched/cache/debug: Add ftrace to track the load balance statistics Tim Chen
2026-04-09 13:54 ` [Patch v4 00/22] Cache aware scheduling Peter Zijlstra
2026-04-09 20:02 ` Tim Chen
2026-04-14 3:20 ` Duan Tingyin
2026-04-15 17:35 ` Tim Chen [this message]
2026-04-16 0:27 ` Qais Yousef
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