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(Hmm, weird, this failed to send and was laying around in my outbox.) |
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Am Samstag, 21. März 2020, 16:29:48 CET schrieb David Haller: |
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> Hello, |
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> |
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> On Sat, 21 Mar 2020, Marc Joliet wrote: |
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> >Am Mittwoch, 18. März 2020, 16:56:52 CET schrieb antlists: |
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> [..] |
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> |
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> >> Can't remember where it was - some mag ran a stress-test on a bunch of |
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> >> SSDs and they massively outlived their rated lives ... I think even the |
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> >> first to fail survived about 18months of continuous hammering - and I |
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> >> mean hammering! |
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> > |
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> >The German c't magazine did a similar test of various SSDs from |
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> >different |
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> |
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> I mentioned that in the other thread ("SDD, what features..."), I plan |
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> to sum up the articles tomorrow. I'd guess he means that test ;) |
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> |
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> >price categories, and they all showed the same result (I think some |
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> >exceeded their lifetime by more than a factor of two, and the minimum was |
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> >something like 1.5). |
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> |
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> If you mean TBW by "lifetime": All above factor 2, best: over 18. Ok, |
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> those were the "brand models" (1 Crucial, 1 OCZ (Toshiba), 2 Samsung |
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> and 2 Sandisk, and 2 drives of each model)... |
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|
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Yes, that's what I meant (the SSDs are rated for an expected amount of data |
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written they can sustain, and apparently it's estimated very conservatively). |
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|
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> Fun fact: one of the test PCs died and killed two of the 3 remaining |
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> SSDs, the second Sandisk Extreme Pro (the first had died already) and |
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> the first Samsung 850 Pro. The remaining second Samsung 850 Pro in the |
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> other Test-PC was still being hammered 4.5 months later with 8 PeBi |
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> written (all drives were 240/256 GB), but showing first "Uncorrectable |
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> Errors" via SMART. |
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> |
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> The test also included the failure mode as well, e.g. "dead as a |
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> brick" in a moment, warning signs via SMART, failure to write but |
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> still readable etc. |
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> |
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> The mag followed that up with a test of el-cheapo SSDs ... which I'll |
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> include in my summary. |
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|
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Cool, I forgot most of the details (including that the test was split between |
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brand and cheapo models), so I'm looking forward to your summary! |
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|
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> -dnh |
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|
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Greetings |
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-- |
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Marc Joliet |
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-- |
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"People who think they know everything really annoy those of us who know we |
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don't" - Bjarne Stroustrup |