Gentoo Archives: gentoo-user

From: Dale <rdalek1967@×××××.com>
To: gentoo-user@l.g.o
Subject: Re: [gentoo-user] Re: SDD, what features to look for and what to avoid.
Date: Thu, 02 Apr 2020 02:06:02
Message-Id: a5ce70fb-cd4d-f883-831f-171e926cbf94@gmail.com
In Reply to: Re: [gentoo-user] Re: SDD, what features to look for and what to avoid. by Adam Carter
1 Adam Carter wrote:
2 >
3 > A simple read test with hdparm -t reveals:
4 > 500 GB Crucial from 2016: Timing buffered disk reads: 1596 MB in 
5 > 3.00 seconds = 531.46 MB/sec
6 > 128 GB Sandisk from 2014: Timing buffered disk reads: 1532 MB in 
7 > 3.00 seconds = 510.60 MB/sec
8 > 120 GB Sandisk from 2017: Timing buffered disk reads: 968 MB in 
9 > 3.00 seconds = 322.42 MB/sec
10 >
11 >
12 > FYI some other hdparm results in case anyone's interested.
13 >
14 > Host Disk Cached Reads Buffered Reads
15 > Phenom965 6T wd red WDC WD60EFRX-68L 3785 147
16 > Phenom965 8T wd red WDC WD80EFAX-68K 3716 190
17 > Phenom965 250G Samsung SSD 840 (sata) 3757 60
18 > FX-8350 nvme 512G Samsung 950 (951?) 4793 1435
19 > FX-8350 1T WDC WD10EARX-00N 3883 118
20 > FX-8350 3T WDC WD30EFRX-68A 4422 111
21 > 3900X@2133 3T WDC WD30EFRX-68A 11623 143
22 > 3900X@3200 3T WDC WD30EFRX-68A 15225 139
23 > 3900X@2133 nvme 512G Samsung 970 EVO PLUS 11904 2858
24 > 3900X@3200 nvme 512G Samsung 970 EVO PLUS 15213 3032
25 > i3-6100U INTEL SSDSCKJW12 128G M2 sata 3541 448
26
27 Oooooooo. <me wipes up the drool>  That nvme speed is faaaasssssstttt. 
28 Do you happen to have the OS on that and if so, just how fast does it go
29 from BIOS or Grub to bootup complete?  I'm almost scared to ask.  o_O
30
31 Dale
32
33 :-)  :-) 

Replies

Subject Author
Re: [gentoo-user] Re: SDD, what features to look for and what to avoid. William Kenworthy <billk@×××××××××.au>
Re: [gentoo-user] Re: SDD, what features to look for and what to avoid. Adam Carter <adamcarter3@×××××.com>
[gentoo-user] Re: SDD, what features to look for and what to avoid. Grant Edwards <grant.b.edwards@×××××.com>