Questions tagged [hdparm]
The hdparm tag has no usage guidance.
76
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Ubuntu 12.04 LTS - SIL3124 - Hard drive read at 2.5MB/s
I have a headless media server that I’ve been using for several years now. It’s been entirely reliable, but some time ago 2 of the 4 hard drives started running very slowly.
The two slow functioning ...
10
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2
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HDD Power-Up in Standby: prevent from spinning up
On my Linux Mint 17.1 system I am using a Western Digital WD20EZRX HDD for backup.
To minimize power consumption and to extend drive endurance, I want the HDD to normally
be in spun-down standby state,...
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0
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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 ...
2
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1
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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 ...
8
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1
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What is an alternative to Linux utility hdparm on Windows 8? [closed]
Is there a utility similar to hdparm that can be run natively on Windows 8?
5
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4
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29k
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Safe to manually spin down hard drive with hdparm?
I have a laptop with a ssd for primary OS drive, and a large Spinning disk for storage. I currently have an alias I use for manually spinning down the drive when I'm not using it (after umount of ...
0
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0
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2k
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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 /...
4
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2
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How to set the spin down timeout on WD Green HDDs
My internal WD20EARS disk does not spin down autoamtically. I tried hdparm -S 1 (5 seconds), but nothing happens. I disabled the IntelliPower headparking with wdidle3 from the Ultimate Boot CD. hdparm ...
2
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1
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1k
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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 ...
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1
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Hard disk very slow, failing with more and more errors
Since a couple days, my Seagate Momentus 7200.4 has been failing more and more, possibly because of a power outage. After the "WARNING: Your hard drive is failing" (I'm using fedora), the main symptom ...
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How do I make a USB flash drive writable on Linux? [duplicate]
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 ...
1
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2
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1k
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Connect a ssd externally such that hdparm is fully supported
I am just trying some hdparm magic with my new ssd (samsung 840 pro). However I don't want to change my drive over and over so it would be great if I could connect it externally to my laptop.
I have ...
5
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2
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20k
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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, mode=...
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2
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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 ...
5
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1
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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 Query/set ...
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1
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hdparm -I does not work for logical volumes; HDIO_DRIVE_CMD(identify) failed: Invalid exchange
Does anyone know if hdparm works for logical volumes?
[root@qlnx053 home]# pvdisplay
--- Physical volume ---
PV Name /dev/sdb1
VG Name vg01_sas
PV Size ...
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What do different values of hard drive's Advanced Power Management feature (hdparm -B) affect, except spin-down?
hdparm's -B parameter is documented as:
Get/set Advanced Power Management feature, if the drive supports it. A low
value means aggressive power management and a high value means better per‐
...
1
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1
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2k
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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:
[ 2....
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1
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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 file?...
3
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1
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674
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Using HDPARM to tune drives
Can HDPARM reallt be used to tune and enhance performance on drives? I've seen tutorials but does it really make a difference?
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1
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hdparm vs /dev/zero in hdd erase
So, what is more secure and why?
hdparm --security-erase-enhanced NULL /dev/sdX
or
dd if=/dev/zero of=/dev/sdx
5
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1
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Why is "hdparm -w" considered dangerous?
I have an old disk that often gets stuck in some form of loop, and often I need to perform a full reboot to get it "unstuck", whereupon I had found out about the hdparm -w command. However, its ...
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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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0
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3k
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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 ...
3
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2
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3k
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Putting an ATA storage device into PIO mode
I'm trying to do make the drive go into PIO mode with hdparm on Linux.
hdparm -X pio0 /dev/sdX
I have tried about 4-5 disks (PATA & SATA). I always get the same error:
SG_IO: bad/missing sense ...
34
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2
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76k
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Hdparm - Checking if a drive is spun down
Is there anyway to find out if a hard drive has spun down? I've been using the following command to spin it down after idle time:
hdparm -S 120 /dev/hdX
However I'm not sure it's working correctly ...