[Soekris] Soekris 5501 with SSD disks
phk at phk.freebsd.dk
Wed Feb 3 14:18:13 UTC 2010
In message <C3E9AD52-DC1C-4CD2-A2F7-D82518D6A6F1 at cq.nu>, Bob Camp writes:
>If half the disk is un-used, there's a *lot* of space to move the directory sectors off to as they wear ...
Yeah, well, only if the Flash-Adaptation-Layer *know* they are unused.
That is why you need to tell Flash drives when you delete files, that the
content sectors are now unused, otherwise the FAL will faithfully carry
their content around, wearing out your flash-cells doing so.
Poul-Henning Kamp | UNIX since Zilog Zeus 3.20
phk at FreeBSD.ORG | TCP/IP since RFC 956
FreeBSD committer | BSD since 4.3-tahoe
Never attribute to malice what can adequately be explained by incompetence.
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