From: louis@waffle.tech
To: "Qu Wenruo" <quwenruo.btrfs@gmx.com>,
"Nikolay Borisov" <nborisov@suse.com>,
linux-btrfs@vger.kernel.org, "Anand Jain" <anand.jain@oracle.com>
Subject: Re: [PATCH] btrfs: balance RAID1/RAID10 mirror selection
Date: Fri, 16 Oct 2020 17:28:24 +0000 [thread overview]
Message-ID: <e954bedcb5647369753424177dc63928@waffle.tech> (raw)
In-Reply-To: <b4f37e58-496d-818a-35d9-ab0832a6fe61@gmx.com>
October 16, 2020 1:29 AM, "Qu Wenruo" <quwenruo.btrfs@gmx.com> wrote:
> On 2020/10/16 下午3:15, Nikolay Borisov wrote:
>
>> On 16.10.20 г. 8:59 ч., louis@waffle.tech wrote:
>>> Balance RAID1/RAID10 mirror selection via plain round-robin scheduling. This should roughly double
>>> throughput for large reads.
>>>
>>> Signed-off-by: Louis Jencka <louis@waffle.tech>
>>
>> Can you show numbers substantiating your claims?
>
> And isn't this related to the read policy? IIRC some patches are
> floating in the mail list to provide the framework of how the read
> policy should work.
>
> Those patches aren't yet merged?
>
> Thanks,
> Qu
Oh, I hadn't seen the read-policy framework thread. Within that, this could be
a new policy or a replacement for BTRFS_READ_POLICY_PID. Is work ongoing for
those patches?
Louis
next prev parent reply other threads:[~2020-10-16 17:28 UTC|newest]
Thread overview: 12+ messages / expand[flat|nested] mbox.gz Atom feed top
2020-10-16 5:59 [PATCH] btrfs: balance RAID1/RAID10 mirror selection louis
2020-10-16 7:15 ` Nikolay Borisov
2020-10-16 7:29 ` Qu Wenruo
2020-10-16 17:28 ` louis [this message]
2020-10-18 8:16 ` Anand Jain
2020-10-16 16:18 ` louis
2020-10-16 17:21 ` waxhead
2020-10-23 7:38 ` Wang Yugui
2020-10-23 7:42 ` Nikolay Borisov
2020-11-02 19:29 ` louis
2020-11-02 19:36 ` louis
2020-10-27 14:26 ` Wang Yugui
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