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<p>There is md-cache or you could try bcachefs.</p>
<p>I have used md-cache caching to SSD and it looks to make a really
significant speed improvment.</p>
<p>I tried bcache a few years ago but it was a pain since it was not
yet integrated into the Fedora code base and although bcachefs
looks interesting I believe its still a case of build your own
kernel to run it.</p>
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<div class="moz-cite-prefix">On 04/19/2018 07:47 PM, David
Collier-Brown via talk wrote:<br>
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<p><font size="-1">I'm running Fedora, and want a filesystem with
a write cache that I can put on flash, as I occasionally run
some evil write-intensive tasks. I'd love to simulate the Sun
trick of flash for write cache and ephemeral for read cache.</font></p>
<p><font size="-1">Alas, my brain is roughly at the samfs/qfs
level (a predecessor of zfs) and it's not clear what of the
more modern filesystem I should consider for everyday use.<br>
</font></p>
<p><font size="-1">--dave</font><br>
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<pre class="moz-signature" cols="72">--
David Collier-Brown, | Always do right. This will gratify
System Programmer and Author | some people and astonish the rest
<a class="moz-txt-link-abbreviated" href="mailto:davecb@spamcop.net" moz-do-not-send="true">davecb@spamcop.net</a> | -- Mark Twain
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<pre class="moz-signature" cols="72">--
Alvin Starr || land: (905)513-7688
Netvel Inc. || Cell: (416)806-0133
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