From: Aaron Lu <aaron.lu@intel.com>
To: linux-mm@kvack.org, linux-kernel@vger.kernel.org
Cc: Michal Hocko <mhocko@kernel.org>,
Dave Hansen <dave.hansen@intel.com>,
Tim Chen <tim.c.chen@intel.com>,
Andrew Morton <akpm@linux-foundation.org>,
Ying Huang <ying.huang@intel.com>
Subject: Re: [PATCH v2 0/5] mm: support parallel free of memory
Date: Thu, 16 Mar 2017 22:14:38 +0800 [thread overview]
Message-ID: <20170316141437.GA16038@aaronlu.sh.intel.com> (raw)
In-Reply-To: <20170316135122.GF13054@aaronlu.sh.intel.com>
On Thu, Mar 16, 2017 at 09:51:22PM +0800, Aaron Lu wrote:
> Considering that we are mostly improving for memory intensive apps, the
> default setting should probably be: max_active = node_number with each
> worker freeing 2G memory.
In case people want to give this setting a try, here is what to do.
On 2-nodes EP:
# echo 2 > /sys/devices/virtual/workqueue/batch_free_wq/max_active
# echo 1030 > /sys/kernel/debug/parallel_free/max_gather_batch_count
On 4-nodes EX:
# echo 4 > /sys/devices/virtual/workqueue/batch_free_wq/max_active
# echo 1030 > /sys/kernel/debug/parallel_free/max_gather_batch_count
--
To unsubscribe, send a message with 'unsubscribe linux-mm' in
the body to majordomo@kvack.org. For more info on Linux MM,
see: http://www.linux-mm.org/ .
Don't email: <a href=mailto:"dont@kvack.org"> email@kvack.org </a>
WARNING: multiple messages have this Message-ID (diff)
From: Aaron Lu <aaron.lu@intel.com>
To: linux-mm@kvack.org, linux-kernel@vger.kernel.org
Cc: Michal Hocko <mhocko@kernel.org>,
Dave Hansen <dave.hansen@intel.com>,
Tim Chen <tim.c.chen@intel.com>,
Andrew Morton <akpm@linux-foundation.org>,
Ying Huang <ying.huang@intel.com>
Subject: Re: [PATCH v2 0/5] mm: support parallel free of memory
Date: Thu, 16 Mar 2017 22:14:38 +0800 [thread overview]
Message-ID: <20170316141437.GA16038@aaronlu.sh.intel.com> (raw)
In-Reply-To: <20170316135122.GF13054@aaronlu.sh.intel.com>
On Thu, Mar 16, 2017 at 09:51:22PM +0800, Aaron Lu wrote:
> Considering that we are mostly improving for memory intensive apps, the
> default setting should probably be: max_active = node_number with each
> worker freeing 2G memory.
In case people want to give this setting a try, here is what to do.
On 2-nodes EP:
# echo 2 > /sys/devices/virtual/workqueue/batch_free_wq/max_active
# echo 1030 > /sys/kernel/debug/parallel_free/max_gather_batch_count
On 4-nodes EX:
# echo 4 > /sys/devices/virtual/workqueue/batch_free_wq/max_active
# echo 1030 > /sys/kernel/debug/parallel_free/max_gather_batch_count
next prev parent reply other threads:[~2017-03-16 14:14 UTC|newest]
Thread overview: 84+ messages / expand[flat|nested] mbox.gz Atom feed top
2017-03-15 8:59 [PATCH v2 0/5] mm: support parallel free of memory Aaron Lu
2017-03-15 8:59 ` Aaron Lu
2017-03-15 9:00 ` [PATCH v2 1/5] mm: add tlb_flush_mmu_free_batches Aaron Lu
2017-03-15 9:00 ` Aaron Lu
2017-03-15 9:00 ` [PATCH v2 2/5] mm: parallel free pages Aaron Lu
2017-03-15 9:00 ` Aaron Lu
2017-03-15 9:42 ` Hillf Danton
2017-03-15 9:42 ` Hillf Danton
2017-03-15 11:54 ` Aaron Lu
2017-03-15 11:54 ` Aaron Lu
2017-03-15 9:00 ` [PATCH v2 3/5] mm: use a dedicated workqueue for the free workers Aaron Lu
2017-03-15 9:00 ` Aaron Lu
2017-03-22 6:33 ` Minchan Kim
2017-03-22 6:33 ` Minchan Kim
2017-03-22 8:41 ` Aaron Lu
2017-03-22 8:41 ` Aaron Lu
2017-03-22 8:55 ` Minchan Kim
2017-03-22 8:55 ` Minchan Kim
2017-03-22 13:43 ` Aaron Lu
2017-03-22 13:43 ` Aaron Lu
2017-03-23 5:53 ` Minchan Kim
2017-03-23 5:53 ` Minchan Kim
2017-03-23 15:38 ` Dave Hansen
2017-03-23 15:38 ` Dave Hansen
2017-03-24 12:37 ` Aaron Lu
2017-03-24 12:37 ` Aaron Lu
2017-03-15 9:00 ` [PATCH v2 4/5] mm: add force_free_pages in zap_pte_range Aaron Lu
2017-03-15 9:00 ` Aaron Lu
2017-03-15 9:00 ` [PATCH v2 5/5] mm: add debugfs interface for parallel free tuning Aaron Lu
2017-03-15 9:00 ` Aaron Lu
2017-03-15 14:18 ` [PATCH v2 0/5] mm: support parallel free of memory Michal Hocko
2017-03-15 14:18 ` Michal Hocko
2017-03-15 15:44 ` Aaron Lu
2017-03-15 15:44 ` Aaron Lu
2017-03-15 16:28 ` Michal Hocko
2017-03-15 16:28 ` Michal Hocko
2017-03-15 21:38 ` Tim Chen
2017-03-15 21:38 ` Tim Chen
2017-03-16 9:07 ` Michal Hocko
2017-03-16 9:07 ` Michal Hocko
2017-03-16 18:36 ` Tim Chen
2017-03-16 18:36 ` Tim Chen
2017-03-17 7:47 ` Michal Hocko
2017-03-17 7:47 ` Michal Hocko
2017-03-17 8:07 ` Minchan Kim
2017-03-17 8:07 ` Minchan Kim
2017-03-17 12:33 ` Aaron Lu
2017-03-17 12:33 ` Aaron Lu
2017-03-17 12:59 ` Michal Hocko
2017-03-17 12:59 ` Michal Hocko
2017-03-17 13:16 ` Peter Zijlstra
2017-03-17 13:16 ` Peter Zijlstra
2017-03-17 12:53 ` Peter Zijlstra
2017-03-17 12:53 ` Peter Zijlstra
2017-03-17 13:05 ` Michal Hocko
2017-03-17 13:05 ` Michal Hocko
2017-03-21 14:54 ` Dave Hansen
2017-03-21 14:54 ` Dave Hansen
2017-03-22 8:02 ` Aaron Lu
2017-03-22 8:02 ` Aaron Lu
2017-03-24 7:04 ` Aaron Lu
2017-03-24 7:04 ` Aaron Lu
2017-03-21 15:18 ` Tim Chen
2017-03-21 15:18 ` Tim Chen
2017-03-16 6:54 ` Aaron Lu
2017-03-16 6:54 ` Aaron Lu
2017-03-16 7:34 ` Aaron Lu
2017-03-16 7:34 ` Aaron Lu
2017-03-16 13:51 ` Aaron Lu
2017-03-16 13:51 ` Aaron Lu
2017-03-16 14:14 ` Aaron Lu [this message]
2017-03-16 14:14 ` Aaron Lu
2017-03-15 14:56 ` Vlastimil Babka
2017-03-15 14:56 ` Vlastimil Babka
2017-03-15 15:50 ` Aaron Lu
2017-03-15 15:50 ` Aaron Lu
2017-03-17 3:10 ` Aaron Lu
2017-03-17 3:10 ` Aaron Lu
2017-03-16 19:38 ` Alex Thorlton
2017-03-16 19:38 ` Alex Thorlton
2017-03-17 2:21 ` Aaron Lu
2017-03-17 2:21 ` Aaron Lu
2017-03-20 19:15 ` Alex Thorlton
2017-03-20 19:15 ` Alex Thorlton
Reply instructions:
You may reply publicly to this message via plain-text email
using any one of the following methods:
* Save the following mbox file, import it into your mail client,
and reply-to-all from there: mbox
Avoid top-posting and favor interleaved quoting:
https://en.wikipedia.org/wiki/Posting_style#Interleaved_style
* Reply using the --to, --cc, and --in-reply-to
switches of git-send-email(1):
git send-email \
--in-reply-to=20170316141437.GA16038@aaronlu.sh.intel.com \
--to=aaron.lu@intel.com \
--cc=akpm@linux-foundation.org \
--cc=dave.hansen@intel.com \
--cc=linux-kernel@vger.kernel.org \
--cc=linux-mm@kvack.org \
--cc=mhocko@kernel.org \
--cc=tim.c.chen@intel.com \
--cc=ying.huang@intel.com \
/path/to/YOUR_REPLY
https://kernel.org/pub/software/scm/git/docs/git-send-email.html
* If your mail client supports setting the In-Reply-To header
via mailto: links, try the mailto: link
Be sure your reply has a Subject: header at the top and a blank line
before the message body.
This is an external index of several public inboxes,
see mirroring instructions on how to clone and mirror
all data and code used by this external index.