Gentoo Archives: gentoo-user

From: Volker Armin Hemmann <volkerarmin@××××××××××.com>
To: gentoo-user@l.g.o
Subject: Re: [gentoo-user] Re: Hard drive RPMs and data speed.
Date: Thu, 27 Oct 2011 18:54:02
Message-Id: 3548470.itfJ2OrkKu@localhost
In Reply to: Re: [gentoo-user] Re: Hard drive RPMs and data speed. by Michael Mol
1 Am Donnerstag 27 Oktober 2011, 13:51:47 schrieb Michael Mol:
2 > On Thu, Oct 27, 2011 at 1:30 PM, Dale <rdalek1967@×××××.com> wrote:
3 > > Looks like some good info. I just need a GOOD sale and some extra money
4 > > to spend. Maybe in a couple weeks or so. Hopefully. ;-)
5 > >
6 > > As for heat in my case, I have a Cooler Master HAF-932 case. It has
7 > > those huge 230mm fans. Heat is not a problem.
8 > >
9 > > I just wonder how much data they will be able to pack into a 3.5" drive
10 > > tho. Hmmmmm. Surely they will run out of room at some point. I mean,
11 > > the heads have got to have a little room to work with.
12 >
13 > Just don't buy a SAMSUNG drive. I know, I know, everyone has their pet
14 > "Don't Buy Hard Drives Made By $x" experience.
15 >
16 > Here's mine.
17 >
18 > I bought a 1TB SAMSUNG drive for cheap from Newegg at a Black Friday
19 > sale a couple years ago. It failed on me. Around the same time, I
20 > identified some flaws in the firmware which I considered severe[2].
21 >
22 > I RMA'd the drive, including a full report on the failure and the bugs
23 > I'd found in the firmware. I received the new drive in the mail. Same
24 > exact model. Same exact firmware revision.[1] It failed on me within
25 > three months. I attempted another RMA, the drive's serial number was
26 > rejected by their system, and I never heard back.
27 >
28 > So, I recommend not buying SAMSUNG drives for a combination of:
29 > 1) Historical evidence of poor firmware design. (reference smartctl's
30 > man page; SAMSUNG is the only manufacturer I know of to get two
31 > user-selectable workarounds in smartctl.)
32 > 2) I received a failed drive, which was RMA'd, the subsequent drive
33 > failed shortly thereafter, and couldn't be RMA'd using normal
34 > channels.
35 > 3) No acknowledgement (or even denial) of the firmware issue.
36 >
37 > [1] Ok, sure, there's no way they'd be able to whip out a new firmware
38 > revision in time for an RMA. That wouldn't make sense. But they might
39 > have sent me a drive with a different firmware revision. Or a
40 > different model. As it stood, they sent me back a device I'd already
41 > identified as systemically defective.
42 > [2] It claimed to support logging, but any failed test didn't get
43 > appended to the log, but erased and replaced it. I can probably dig up
44 > nearly all the details, but not quickly, since I'm at work. However,
45 > since you're on the cusp of making a purchase, I thought I'd give you
46 > fair warning...
47
48 /dev/sda:
49
50 Model=SAMSUNG MMCRE64G5MXP-0VB, FwRev=VBM1901Q, SerialNo=S0FDNEAZ600013
51 Config={ Fixed }
52 RawCHS=16383/16/63, TrkSize=0, SectSize=0, ECCbytes=4
53 BuffType=unknown, BuffSize=unknown, MaxMultSect=16, MultSect=16
54 CurCHS=16383/16/63, CurSects=16514064, LBA=yes, LBAsects=125045424
55 IORDY=on/off, tPIO={min:120,w/IORDY:120}, tDMA={min:120,rec:120}
56 PIO modes: pio0 pio1 pio2 pio3 pio4
57 DMA modes: mdma0 mdma1 mdma2
58 UDMA modes: udma0 udma1 udma2 udma3 udma4 *udma5
59 AdvancedPM=no WriteCache=enabled
60 Drive conforms to: ATA/ATAPI-7 T13 1532D revision 1: ATA/ATAPI-2,3,4,5,6,7
61
62 * signifies the current active mode
63
64
65 /dev/sdb:
66
67 Model=SAMSUNG HD502IJ, FwRev=1AA01109, SerialNo=S13TJDWQ346413
68 Config={ Fixed }
69 RawCHS=16383/16/63, TrkSize=34902, SectSize=554, ECCbytes=4
70 BuffType=DualPortCache, BuffSize=16384kB, MaxMultSect=16, MultSect=off
71 CurCHS=16383/16/63, CurSects=16514064, LBA=yes, LBAsects=976773168
72 IORDY=on/off, tPIO={min:120,w/IORDY:120}, tDMA={min:120,rec:120}
73 PIO modes: pio0 pio1 pio2 pio3 pio4
74 DMA modes: mdma0 mdma1 mdma2
75 UDMA modes: udma0 udma1 udma2 udma3 udma4 udma5 *udma6
76 AdvancedPM=yes: disabled (255) WriteCache=enabled
77 Drive conforms to: unknown: ATA/ATAPI-3,4,5,6,7
78
79 * signifies the current active mode
80
81
82 /dev/sdc:
83
84 Model=SAMSUNG HD753LJ, FwRev=1AA01113, SerialNo=S13UJ1CQB07158
85 Config={ Fixed }
86 RawCHS=16383/16/63, TrkSize=34902, SectSize=554, ECCbytes=4
87 BuffType=DualPortCache, BuffSize=unknown, MaxMultSect=16, MultSect=off
88 CurCHS=16383/16/63, CurSects=16514064, LBA=yes, LBAsects=1465149168
89 IORDY=on/off, tPIO={min:120,w/IORDY:120}, tDMA={min:120,rec:120}
90 PIO modes: pio0 pio1 pio2 pio3 pio4
91 DMA modes: mdma0 mdma1 mdma2
92 UDMA modes: udma0 udma1 udma2 udma3 udma4 udma5 *udma6
93 AdvancedPM=yes: disabled (255) WriteCache=enabled
94 Drive conforms to: unknown: ATA/ATAPI-3,4,5,6,7
95
96 * signifies the current active mode
97
98
99 /dev/sdd:
100
101 Model=SAMSUNG HD502HJ, FwRev=1AJ100E5, SerialNo=S20BJDWS913888
102 Config={ Fixed }
103 RawCHS=16383/16/63, TrkSize=0, SectSize=0, ECCbytes=4
104 BuffType=unknown, BuffSize=16384kB, MaxMultSect=16, MultSect=off
105 CurCHS=16383/16/63, CurSects=16514064, LBA=yes, LBAsects=976773168
106 IORDY=on/off, tPIO={min:120,w/IORDY:120}, tDMA={min:120,rec:120}
107 PIO modes: pio0 pio1 pio2 pio3 pio4
108 DMA modes: mdma0 mdma1 mdma2
109 UDMA modes: udma0 udma1 udma2 udma3 udma4 udma5 *udma6
110 AdvancedPM=yes: disabled (255) WriteCache=enabled
111 Drive conforms to: unknown: ATA/ATAPI-0,1,2,3,4,5,6,7
112
113 * signifies the current active mode
114
115
116 /dev/sde:
117
118 Model=SAMSUNG HD103SJ, FwRev=1AJ10001, SerialNo=S246JD1Z910209
119 Config={ Fixed }
120 RawCHS=16383/16/63, TrkSize=0, SectSize=0, ECCbytes=4
121 BuffType=unknown, BuffSize=unknown, MaxMultSect=16, MultSect=off
122 CurCHS=16383/16/63, CurSects=16514064, LBA=yes, LBAsects=1953525168
123 IORDY=on/off, tPIO={min:120,w/IORDY:120}, tDMA={min:120,rec:120}
124 PIO modes: pio0 pio1 pio2 pio3 pio4
125 DMA modes: mdma0 mdma1 mdma2
126 UDMA modes: udma0 udma1 udma2 udma3 udma4 udma5 *udma6
127 AdvancedPM=yes: disabled (255) WriteCache=enabled
128 Drive conforms to: unknown: ATA/ATAPI-0,1,2,3,4,5,6,7
129
130 * signifies the current active mode
131
132
133 /dev/sdf:
134
135 Model=SAMSUNG HD103SJ, FwRev=1AJ100E5, SerialNo=S246JDWSA20722
136 Config={ Fixed }
137 RawCHS=16383/16/63, TrkSize=0, SectSize=0, ECCbytes=4
138 BuffType=unknown, BuffSize=unknown, MaxMultSect=16, MultSect=off
139 CurCHS=16383/16/63, CurSects=16514064, LBA=yes, LBAsects=1953525168
140 IORDY=on/off, tPIO={min:120,w/IORDY:120}, tDMA={min:120,rec:120}
141 PIO modes: pio0 pio1 pio2 pio3 pio4
142 DMA modes: mdma0 mdma1 mdma2
143 UDMA modes: udma0 udma1 udma2 udma3 udma4 udma5 *udma6
144 AdvancedPM=yes: disabled (255) WriteCache=enabled
145 Drive conforms to: unknown: ATA/ATAPI-0,1,2,3,4,5,6,7
146
147 * signifies the current active mode
148
149 the 2tb drive is not connected at the moment - but, hey it's a Samsung - ans
150 so quiet, that I sometimes forget to turn it off.
151
152 Oh, yeah it was THAT 2tb drive with the smart bug.
153
154 Which was solved with an easy to do firmware update.
155
156
157 --
158 #163933

Replies

Subject Author
Re: [gentoo-user] Re: Hard drive RPMs and data speed. Michael Mol <mikemol@×××××.com>