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2answers
2k views

How to run hdparm at startup so that it sets apm to 254?

I downloaded hdparm from here: https://sites.google.com/site/disablehddapm/ and so far it's been great, it successfully stopped rapid increase in load/unload cycle count. The only problem is that I ...
1
vote
1answer
103 views

How identify a Virtual Hard Disk how unique in Linux?

I'm get the Hard Disk serial number with "hdparm, sdparm, /sbin/udevadm and lshw" is possible in a physical drive, but when i use the "Hyper-V" i don't have the serial number. How i can get the ...
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votes
1answer
1k views

How do I make a USB flash drive writable on Linux?

I want to reformat a SanDisk Cruzer Edge USB flash drive but it appears read-only: $ sudo dd if=/dev/zero of=/dev/sdg dd: failed to open ‘/dev/sdg’: Read-only file system I checked the readonly ...
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1answer
809 views

SET_MAX_ADDRESS failed: Input/output error

I'm having problems with a 2TB drive being visible as a 1TB drive in the BIOS. A little research suggests this is due to HPA. I have booted off a live-CD. The syslog contains the following: [ ...
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0answers
2k views

HDPARM Keeps giving Input/Output Error

I've been trying to set the password on my Seagate drive: sudo hdparm --user-master m --security-set-pass pwd /dev/sda I get Issuing SECURITY_SET_Pass command, password="pwd", user=master, ...
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vote
0answers
287 views

Why do I need to “hdparm -r” in order to mount a Sony camcorder read/write and why is it dangerous?

When I plug my Sony camcorder into my Linux systems, the file system gets mounted read-only. I cannot simply mount it read-write, I first have to use "hdparm -r0" to make the "device" read-write. Why ...
1
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0answers
350 views

How do hdparm's -S and -B options interact?

These two options seem confusing. For example: according to the man page -B 254 "does not permit spin-down". However, testing with -B 254 -S 1 the drive does spin down after 5 seconds. -B ...
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0answers
204 views

How to run hdparm on boot in Slackware linux?

My questions are about running hdparm on boot I have following /etc/hdparm.conf file: /dev/sda { apm = 255 spindown_time = 0 } So, how I can specify hdparm to use this settings from the ...
1
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0answers
1k views

hdparm “Get/set IDE 32-bit IO setting” returns “IO_support =-2130557184 (???)” error

I'm trying to debug my Macbook Air SSD but am getting IO_support errors. hdparm -c /dev/sda /dev/sda: IO_support =-2130557184 (???) hdparm -c0 /dev/sda /dev/sda: setting 32-bit IO_support ...
1
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0answers
579 views

slow git performance

I have an older machine with a git repository on it that I use to keep synchronized with svn. I've noticed that with running basic commands like git status, it is ridiculously slow. I was initially ...
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0answers
51 views

hdparm setting off write cache fails HDIO_DRIVE_CMD(identify) failed: Invalid exchange

I am trying to set off the write cache using hdparm, but getting errors. It's a VMware, with SLES11-Sp3 installed. IFM-LEICA:/home/insite1 # hdparm -W0 /dev/sdb /dev/sdb: setting drive ...
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0answers
69 views

How do I make HDParm or equivalent settings persist in Windows?

I have a laptop with a harddrive that spins down so aggressively (after ~10s of inactivity) that it causes performance problems in games and various other apps that have frequent but spread out drive ...
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0answers
277 views

HDPARM Security Erase issue

I have bought a used Agility 3 SSD. And I wanted to wipe out data from my Linux box using hdparm. But it was not OK. Here are the steps I followed: # hdparm --user-master u --security-set-pass 1 ...
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0answers
168 views

SATA drives not going to sleep on debian wheezy - only hdparm -y works

I have several WD Green and one Seagate Barraccuda drive in my home-server (Intel H81 platform). Recently I noticed that none of them is going to standby anymore. They've been running for weeks now. I ...
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0answers
97 views

What is the difference between ATA Secure Erase and Security Erase? How can I ensure they worked?

I'd like to wipe a stack of drives (spinning and SSD) securely. I'm familiar with the ATA Secure Erase (SE) command via hdparm, but I'm not sure if I should use the Security Erase (SE+) command ...
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0answers
120 views

Notebook hd linux compatible (without parking head issue)

Recently I've bought a 2,5" sata hd for my netbook (an acer aspire one but this details is doesn't interest ). I've bought a classic (electromeccanical and not ssd) hard disk. Well, after, I've ...