[arch-general] Arch on NVMe ssd

[Ralf Mardorf]

On Thu, 23 May 2019 09:01:49 +0100, Ralph Corderoy wrote:
>The SSD drive also reports its own personal view of lifetime remaining
>and other interesting statistics using
>https://en.wikipedia.org/wiki/S.M.A.R.T%2E.
>
>    173 Ave_Block-Erase_Count   -O--CK   095   095   000    -    77
>    202 Percent_Lifetime_Remain ----CK   095   095   001    -    5
>
>`smartctl -x /dev/sda', for example, can gather the data.

Only if it's in the data base.

[root at archlinux rocketmouse]# smartctl -x /dev/sda | grep 'Vendor Specific SMART Attributes' -A 11
Vendor Specific SMART Attributes with Thresholds:
ID# ATTRIBUTE_NAME          FLAGS    VALUE WORST THRESH FAIL RAW_VALUE
  9 Power_On_Hours          -O--C-   100   100   000    -    16224
 12 Power_Cycle_Count       -O--C-   100   100   000    -    581
167 Unknown_Attribute       -O---K   100   100   000    -    0
168 Unknown_Attribute       -O--C-   100   100   000    -    0
169 Unknown_Attribute       PO----   100   100   010    -    0
173 Unknown_Attribute       -O--C-   161   161   000    -    0
192 Power-Off_Retract_Count -O--C-   100   100   000    -    149
194 Temperature_Celsius     PO---K   073   065   020    -    27 (Min/Max 10/35)
241 Total_LBAs_Written      -O--CK   100   100   000    -    287072
                            ||||||_ K auto-keep

For the SSDs on my machine I'm using "ocz-ssd-utility" to get erase
count, lifetime percentage and other SMART information, let alone that
I could update the firmware, while the SSDs are used.