Re: bcache with existing ext4 filesystem

From	Reindl Harald <h.reindl@thelounge.net>
Newsgroups	linux.kernel
Subject	Re: bcache with existing ext4 filesystem
Date	2017-07-24 21:30 +0200
Message-ID	<u6R3A-KM-9@gated-at.bofh.it> (permalink)
References	<u6QKd-nq-7@gated-at.bofh.it>
Organization	the lounge interactive design

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Am 24.07.2017 um 20:57 schrieb Pavel Machek:
> Would it be feasible to run bcache (write-through) with existing ext4
> filesystem?
> 
> I have 400GB of data I'd rather not move, and SSD I could use for
> caching. Ok, SSD is connecte over USB2, but I guess it is still way
> faster then seeking harddrive on random access

i doubt that seriously - USB2 has a terrible latency

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bcache with existing ext4 filesystem Pavel Machek <pavel@ucw.cz> - 2017-07-24 21:00 +0200
  Re: bcache with existing ext4 filesystem Pavel Machek <pavel@ucw.cz> - 2017-07-24 21:20 +0200
    Re: bcache with existing ext4 filesystem Theodore Ts'o <tytso@mit.edu> - 2017-07-24 21:30 +0200
      Re: bcache with existing ext4 filesystem Pavel Machek <pavel@ucw.cz> - 2017-07-24 22:10 +0200
        Re: bcache with existing ext4 filesystem Theodore Ts'o <tytso@mit.edu> - 2017-07-25 07:00 +0200
          Re: bcache with existing ext4 filesystem Pavel Machek <pavel@ucw.cz> - 2017-07-25 08:50 +0200
            Re: bcache with existing ext4 filesystem Vojtech Pavlik <vojtech@ucw.cz> - 2017-07-25 13:10 +0200
              Re: bcache with existing ext4 filesystem Pavel Machek <pavel@ucw.cz> - 2017-07-25 13:20 +0200
                Re: bcache with existing ext4 filesystem Theodore Ts'o <tytso@mit.edu> - 2017-07-25 18:20 +0200
                Re: bcache with existing ext4 filesystem Eric Wheeler <bcache@lists.ewheeler.net> - 2017-07-25 20:20 +0200
                Re: bcache with existing ext4 filesystem Pavel Machek <pavel@ucw.cz> - 2017-07-26 00:10 +0200
                Re: bcache with existing ext4 filesystem Eric Wheeler <bcache@lists.ewheeler.net> - 2017-07-26 19:50 +0200
                Re: bcache with existing ext4 filesystem "Austin S. Hemmelgarn" <ahferroin7@gmail.com> - 2017-07-26 21:10 +0200
                Re: bcache with existing ext4 filesystem Eric Wheeler <bcache@lists.ewheeler.net> - 2017-07-26 21:20 +0200
                Re: bcache with existing ext4 filesystem Pavel Machek <pavel@ucw.cz> - 2017-07-26 22:10 +0200
          Re: bcache with existing ext4 filesystem Pavel Machek <pavel@ucw.cz> - 2017-07-25 15:50 +0200
            Re: bcache with existing ext4 filesystem Theodore Ts'o <tytso@mit.edu> - 2017-07-25 20:10 +0200
              Re: bcache with existing ext4 filesystem Pavel Machek <pavel@ucw.cz> - 2017-07-25 23:00 +0200
  Re: bcache with existing ext4 filesystem Reindl Harald <h.reindl@thelounge.net> - 2017-07-24 21:30 +0200

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