1
vote
0answers
398 views

Differences between hdparm --read-sector and dd with “Current Pending Sectors”

This was originally an "answer" to How to use hdparm to fix a pending sector? I'd been getting SMART notifications for the same "Current Pending Sector" for days. The dd solutions around weren't ...
0
votes
0answers
839 views

Seagate Constellation ES HDD firmware update using hdparm

I need to update firmware on my Seagate Constellation ES ST32000644NS branded as Dell Equallogic. Since I don't use this drive in a Dell Server but in my Apple Mac Pro the only possible way to do this ...
0
votes
1answer
519 views

Disk is spinning down each minute, unable to disable it

I played with spindown and APM settings of my Samsung discs and now they spin down every minute. I want to disable it, but it seems it does not accept any of the spindown time or APM values. Nothing ...
5
votes
3answers
4k views

How to determine disc spindown time

I am able to set both APM and spindown times using the command: hdparm -S 246 -B 128 /dev/sda Unfortunately I can only find the APM value in the information output: hdparm -I /dev/sda | grep ...
0
votes
3answers
782 views

What's a good free open source hard drive benchmark? [closed]

After a quick search on Freshmeat I found nothing. Anybody know of a good utility? I normally use time (dd if=/dev/zero of=newfile ...) to test write speed and hdparm -t to test read speed. Thanks. ...
1
vote
2answers
2k views

Benchmarking hard disks on Mac OS X SL

On Linux I would usually use "hdparm -tT device" when I want a quick idea of how an hard drive is performing compared to another; having switched to Mac OS X a few months back I have yet to find ...
16
votes
6answers
4k views

What's the effect of standby (spindown) mode on modern hard drives?

I just assembled a new Linux file server with several Samsung HD103UJ 1TB hard drives and I am currently optimizing it. The question I can't find an answer to is: is it reasonable to set a spindown ...