From: Srikar Dronamraju <srikar@linux.vnet.ibm.com>
To: Ingo Molnar <mingo@kernel.org>, Peter Zijlstra <peterz@infradead.org>
Cc: LKML <linux-kernel@vger.kernel.org>,
Mel Gorman <mgorman@techsingularity.net>,
Rik van Riel <riel@surriel.com>,
Srikar Dronamraju <srikar@linux.vnet.ibm.com>,
Thomas Gleixner <tglx@linutronix.de>,
Jirka Hladky <jhladky@redhat.com>
Subject: [PATCH v2 0/6] numabalancing patches
Date: Fri, 21 Sep 2018 23:18:55 +0530 [thread overview]
Message-ID: <1537552141-27815-1-git-send-email-srikar@linux.vnet.ibm.com> (raw)
This patchset provides left out patches from the previous series.
http://lore.kernel.org/lkml/1529514181-9842-1-git-send-email-srikar@linux.vnet.ibm.com
Changes from previous posting:
Rebased the patchset to 4.19-rc4.
Handled comments from Ingo Molnar,Peter Peter Zijlstra and Mel Gorman.
Reorder to keep the most discussed patches at the end.
Some of the Ack/Reviewed-by carried from
http://lore.kernel.org/lkml/1528106428-19992-1-git-send-email-srikar@linux.vnet.ibm.com
Please refer to previous postings
http://lore.kernel.org/lkml/1533276841-16341-1-git-send-email-srikar@linux.vnet.ibm.com
http://lore.kernel.org/lkml/1529514181-9842-1-git-send-email-srikar@linux.vnet.ibm.com
http://lore.kernel.org/lkml/1528106428-19992-1-git-send-email-srikar@linux.vnet.ibm.com
Specjbb2005 results (8 warehouses)
Higher bops are better
2 Socket - 2 Node Haswell - X86
JVMS Prev Current %Change
4 200194 205910 2.85523
1 311331 318491 2.2998
2 Socket - 4 Node Power8 - PowerNV
JVMS Prev Current %Change
1 197654 226796 14.7439
4 Socket - 4 Node Power7 - PowerVM
JVMS Prev Current %Change
8 52227.1 60370 15.5913
1 102529 108100 5.43358
Mel Gorman (1):
sched/numa: Limit the conditions where scan period is reset
Srikar Dronamraju (5):
sched/numa: Stop multiple tasks from moving to the CPU at the same
time
sched/numa: Pass destination CPU as a parameter to migrate_task_rq
sched/numa: Reset scan rate whenever task moves across nodes
mm/migrate: Use trylock while resetting rate limit
sched/numa: Avoid task migration for small NUMA improvement
kernel/sched/core.c | 2 +-
kernel/sched/deadline.c | 2 +-
kernel/sched/fair.c | 92 ++++++++++++++++++++++++++++++++++++++++++-------
kernel/sched/sched.h | 3 +-
mm/migrate.c | 16 ++++++---
5 files changed, 96 insertions(+), 19 deletions(-)
--
2.7.4
next reply other threads:[~2018-09-21 17:49 UTC|newest]
Thread overview: 13+ messages / expand[flat|nested] mbox.gz Atom feed top
2018-09-21 17:48 Srikar Dronamraju [this message]
2018-09-21 17:48 ` [PATCH v2 1/6] sched/numa: Stop multiple tasks from moving to the CPU at the same time Srikar Dronamraju
2018-10-02 10:03 ` [tip:sched/core] " tip-bot for Srikar Dronamraju
2018-09-21 17:48 ` [PATCH v2 2/6] sched/numa: Pass destination CPU as a parameter to migrate_task_rq Srikar Dronamraju
2018-10-02 10:03 ` [tip:sched/core] " tip-bot for Srikar Dronamraju
2018-09-21 17:48 ` [PATCH v2 3/6] sched/numa: Reset scan rate whenever task moves across nodes Srikar Dronamraju
2018-10-02 10:04 ` [tip:sched/core] " tip-bot for Srikar Dronamraju
2018-09-21 17:48 ` [PATCH v2 4/6] sched/numa: Limit the conditions where scan period is reset Srikar Dronamraju
2018-10-02 10:04 ` [tip:sched/core] " tip-bot for Mel Gorman
2018-09-21 17:49 ` [PATCH v2 5/6] mm/migrate: Use trylock while resetting rate limit Srikar Dronamraju
2018-10-02 10:05 ` [tip:sched/core] mm/migrate: Use spin_trylock() " tip-bot for Srikar Dronamraju
2018-09-21 17:49 ` [PATCH v2 6/6] sched/numa: Avoid task migration for small NUMA improvement Srikar Dronamraju
2018-10-02 10:05 ` [tip:sched/core] " tip-bot for Srikar Dronamraju
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