Re: Recommendations for SSDs in production? - Mailing list pgsql-general

From Yeb Havinga
Subject Re: Recommendations for SSDs in production?
Date
Msg-id 4ECFA3C2.3030502@gmail.com
Whole thread Raw
In response to Re: Recommendations for SSDs in production?  (Yeb Havinga <yebhavinga@gmail.com>)
List pgsql-general
On 2011-11-24 14:20, Yeb Havinga wrote:
>  I really wonder at which point SSD life left will change to 99 on
> this drive..

Bingo! On the OCZ Vertex 2 PRO, SSD life left to 99 after just over
100PB written.

230 Life_Curve_Status       0x0013   100   100   000    Pre-fail
Always       -       100
231 SSD_Life_Left           0x0013   099   099   010    Pre-fail
Always       -       0
232 Available_Reservd_Space 0x0000   000   000   000    Old_age
Offline      -       33
233 SandForce_Internal      0x0000   000   000   000    Old_age
Offline      -       22848
234 SandForce_Internal      0x0032   000   000   000    Old_age
Always       -       101952
235 SuperCap_Health         0x0033   100   100   002    Pre-fail
Always       -       0
241 Lifetime_Writes_GiB     0x0032   000   000   000    Old_age
Always       -       101952
242 Lifetime_Reads_GiB      0x0032   000   000   000    Old_age
Always       -       960

The Intel 710 now shows media wearout of 97.

226 Workld_Media_Wear_Indic 0x0032   100   100   000    Old_age
Always       -       3028
227 Workld_Host_Reads_Perc  0x0032   100   100   000    Old_age
Always       -       0
228 Workload_Minutes        0x0032   100   100   000    Old_age
Always       -       22966
232 Available_Reservd_Space 0x0033   100   100   010    Pre-fail
Always       -       0
233 Media_Wearout_Indicator 0x0032   097   097   000    Old_age
Always       -       0
241 Host_Writes_32MiB       0x0032   100   100   000    Old_age
Always       -       3255685
242 Host_Reads_32MiB        0x0032   100   100   000    Old_age
Always       -       22259

regards,
Yeb Havinga



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