From: Namjae Jeon <linkinjeon@gmail.com>
To: Jaegeuk Kim <jaegeuk.kim@samsung.com>
Cc: Vyacheslav Dubeyko <slava@dubeyko.com>,
Marco Stornelli <marco.stornelli@gmail.com>,
Jaegeuk Kim <jaegeuk.kim@gmail.com>,
Al Viro <viro@zeniv.linux.org.uk>,
tytso@mit.edu, gregkh@linuxfoundation.org,
linux-kernel@vger.kernel.org, chur.lee@samsung.com,
cm224.lee@samsung.com, jooyoung.hwang@samsung.com,
linux-fsdevel@vger.kernel.org
Subject: Re: [PATCH 00/16] f2fs: introduce flash-friendly file system
Date: Thu, 11 Oct 2012 12:14:58 +0900 [thread overview]
Message-ID: <CAKYAXd_6MheUVRm7HVofXVp-HWStZNVw2GCqXNfKukxbJ5rG5g@mail.gmail.com> (raw)
In-Reply-To: <009f01cda6cb$b8cb1020$2a613060$%kim@samsung.com>
2012/10/10 Jaegeuk Kim <jaegeuk.kim@samsung.com>:
>>
>> I mean that every volume is placed inside any partition (MTD or GPT). Every partition begins from any
>> physical sector. So, as I can understand, f2fs volume can begin from physical sector that is laid
>> inside physical erase block. Thereby, in such case of formating the f2fs's operation units will be
>> unaligned in relation of physical erase blocks, from my point of view. Maybe, I misunderstand
>> something but it can lead to additional FTL operations and performance degradation, from my point of
>> view.
>
> I think mkfs already calculates the offset to align that.
I think this answer is not what he want.
If you don't use partition table such as dos partition table or gpt, I
think that it is possible to align using mkfs.
But If we should consider partition table space in storage, I don't
understand how it could be align using mkfs.
Thanks.
> Thanks,
>
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next prev parent reply other threads:[~2012-10-11 3:15 UTC|newest]
Thread overview: 45+ messages / expand[flat|nested] mbox.gz Atom feed top
[not found] <415E76CC-A53D-4643-88AB-3D7D7DC56F98@dubeyko.com>
2012-10-06 13:54 ` [PATCH 00/16] f2fs: introduce flash-friendly file system Vyacheslav Dubeyko
2012-10-06 20:06 ` Jaegeuk Kim
2012-10-07 7:09 ` Marco Stornelli
2012-10-07 9:31 ` Jaegeuk Kim
2012-10-07 12:08 ` Vyacheslav Dubeyko
2012-10-08 8:25 ` Jaegeuk Kim
2012-10-08 9:59 ` Namjae Jeon
2012-10-08 10:52 ` Jaegeuk Kim
2012-10-08 11:21 ` Namjae Jeon
2012-10-08 12:11 ` Jaegeuk Kim
2012-10-09 3:52 ` Namjae Jeon
2012-10-09 8:00 ` Jaegeuk Kim
2012-10-09 8:31 ` Lukáš Czerner
2012-10-09 10:45 ` Jaegeuk Kim
2012-10-09 11:01 ` Lukáš Czerner
2012-10-09 12:01 ` Jaegeuk Kim
2012-10-09 12:39 ` Lukáš Czerner
2012-10-09 13:10 ` Jaegeuk Kim
2012-10-09 21:20 ` Dave Chinner
2012-10-10 2:32 ` Jaegeuk Kim
2012-10-10 4:53 ` Theodore Ts'o
2012-10-12 20:55 ` Arnd Bergmann
2012-10-10 10:36 ` David Woodhouse
2012-10-12 20:58 ` Arnd Bergmann
2012-10-13 4:26 ` Namjae Jeon
2012-10-13 12:37 ` Jaegeuk Kim
2012-10-17 11:12 ` Namjae Jeon
[not found] ` <000001cdacef$b2f6eaa0$18e4bfe0$%kim@samsung.com>
2012-10-18 13:39 ` Vyacheslav Dubeyko
2012-10-18 22:14 ` Jaegeuk Kim
2012-10-19 9:20 ` NeilBrown
2012-10-08 19:22 ` Vyacheslav Dubeyko
2012-10-09 7:08 ` Jaegeuk Kim
2012-10-09 19:53 ` Jooyoung Hwang
2012-10-10 8:05 ` Vyacheslav Dubeyko
2012-10-10 9:02 ` Theodore Ts'o
2012-10-10 11:52 ` SQLite on flash (was: [PATCH 00/16] f2fs: introduce flash-friendly file system) Clemens Ladisch
2012-10-10 7:57 ` [PATCH 00/16] f2fs: introduce flash-friendly file system Vyacheslav Dubeyko
2012-10-10 9:43 ` Jaegeuk Kim
2012-10-11 3:14 ` Namjae Jeon [this message]
[not found] ` <CAN863PuyMkSZtZCvqX+kwei9v=rnbBYVYr3TqBXF_6uxwJe2_Q@mail.gmail.com>
2012-10-17 11:13 ` Namjae Jeon
2012-10-17 23:06 ` Changman Lee
2012-10-12 12:30 ` Vyacheslav Dubeyko
2012-10-12 14:25 ` Jaegeuk Kim
2012-10-07 10:15 ` Vyacheslav Dubeyko
2012-10-05 11:55 김재극
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