post #11 of 11
well, at least get some of an idea what transfer rates you're getting and we can work the problem from there. This is what I get with the OCZ vertex turbo, I would say I have "good" performance and a really fast boot time.

Code:
 ~ $ dd if=/dev/zero of=delete.me bs=16M &
[1] 6238
 ~ $ kill -SIGUSR1 $!
 ~ $ 95+0 records in
95+0 records out
1593835520 bytes (1.6 GB) copied, 6.36053 s, 251 MB/s
kill -SIGUSR1 $!
 ~ $ 96+0 records in
96+0 records out
1610612736 bytes (1.6 GB) copied, 7.77452 s, 207 MB/s
kill -SIGUSR1 $!
 ~ $ 98+0 records in
98+0 records out
1644167168 bytes (1.6 GB) copied, 8.80752 s, 187 MB/s
kill -SIGUSR1 $!
 ~ $ 100+0 records in
100+0 records out
1677721600 bytes (1.7 GB) copied, 9.17996 s, 183 MB/s
fg
dd if=/dev/zero of=delete.me bs=16M
^C107+0 records in
107+0 records out
1795162112 bytes (1.8 GB) copied, 12.5243 s, 143 MB/s
 ~ $ rm delete.me
also please post the output of

Code:
$ hdparm -I /dev/your-ssd
stable again
(25 items)
 
  
CPUCPUMotherboardGraphics
E5-2687W E5-2687W ASUS Z9PED8-WS EVGA GTX 570 (Linux host) 
GraphicsRAMHard DriveHard Drive
EVGA GTX 970 FTW (win7 guest) 64GB G.SKILL 2133 2x Crucial M4 256GB raid1 4x 3TB raid 10 
CoolingCoolingCoolingCooling
2x Apogee HD  2x RX 480 2x MCP 655 RP-452x2 rev2 (new) 
CoolingCoolingOSOS
16x Cougar Turbine CFT12SB4 (new) EK FC 580 Gentoo (host) Gentoo (x23 guests) 
OSMonitorMonitorPower
windows 7 (guest w/ vfio-pci) Viewsonic 23" 1080P Viewsonic 19" Antec HCP Platinum 1000 (new) 
CaseOtherOther
Case Labs TH10 (still the best ever) 2x Lamptron FC-5 IOGEAR 2 way DVI KVM Switch 
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stable again
(25 items)
 
  
CPUCPUMotherboardGraphics
E5-2687W E5-2687W ASUS Z9PED8-WS EVGA GTX 570 (Linux host) 
GraphicsRAMHard DriveHard Drive
EVGA GTX 970 FTW (win7 guest) 64GB G.SKILL 2133 2x Crucial M4 256GB raid1 4x 3TB raid 10 
CoolingCoolingCoolingCooling
2x Apogee HD  2x RX 480 2x MCP 655 RP-452x2 rev2 (new) 
CoolingCoolingOSOS
16x Cougar Turbine CFT12SB4 (new) EK FC 580 Gentoo (host) Gentoo (x23 guests) 
OSMonitorMonitorPower
windows 7 (guest w/ vfio-pci) Viewsonic 23" 1080P Viewsonic 19" Antec HCP Platinum 1000 (new) 
CaseOtherOther
Case Labs TH10 (still the best ever) 2x Lamptron FC-5 IOGEAR 2 way DVI KVM Switch 
  hide details  
Reply