From: | antlists <antlists@××××××××××××.uk> | ||
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To: | gentoo-user@l.g.o | ||
Subject: | Re: [gentoo-user] Seagate ST8000NM0065 PMR or SMR plus NAS SAS SATA question | ||
Date: | Fri, 22 May 2020 21:40:29 | ||
Message-Id: | 80139b7f-6f39-beb7-c35b-f577f982423e@youngman.org.uk | ||
In Reply to: | Re: [gentoo-user] Seagate ST8000NM0065 PMR or SMR plus NAS SAS SATA question by Rich Freeman |
1 | On 22/05/2020 19:23, Rich Freeman wrote: |
2 | > A big problem with drive-managed SMR is that it basically has to |
3 | > assume the OS is dumb, which means most writes are in-place with no |
4 | > trims, assuming the drive even supports trim. |
5 | |
6 | I think the problem with the current WD Reds is, in part, that the ATA-4 |
7 | spec is required to support trim, but the ATA-3 spec is the current |
8 | version. Whoops ... |
9 | |
10 | So yes, even if the drive does support trim, it has no way of telling |
11 | the OS that it does ... |
12 | |
13 | Cheers, |
14 | Wol |
Subject | Author |
---|---|
Re: [gentoo-user] Seagate ST8000NM0065 PMR or SMR plus NAS SAS SATA question | Rich Freeman <rich0@g.o> |
Re: [gentoo-user] Seagate ST8000NM0065 PMR or SMR plus NAS SAS SATA question | David Haller <gentoo@×××××××.de> |