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0answers
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Manually Select Driver (AHCI/SATA Drive)

I am wondering if there is a way to bypass the default driver when using a SATA Host Bus Adapter (I want it to use my LKM). The other way of doing this is black listing the default driver so mine ...
1
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2answers
44 views

List of mount points of external storage devices such as USB keyfobs and SATA external drives, from the cli

I need to list all mount points associates to external storage devices such as USB keyfobs and SATA external drives. The only way I found under Ubuntu, is to call 'mount' and grep for '/media'. But ...
1
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1answer
33 views

SATA ssd drives

I have a question regarding the support for SATA ssd drives in the Linux Kernel. I read on the internet that one should enable PCI support for proper usage of the sata drives. Could someone please ...
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0answers
8 views

How “ata_for_each_link” and “ata_for_each_dev” macros works in linux kernel?

I am trying to understanding the SATA device enumeration sequence from the ata_piix.c Host controller driver which resides at /driver/ata/ata_piix.c in linux kernel. During understanding the flow,a ...
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0answers
30 views

monitoring block access to disk

I am looking for a way to monitor access to disk blocks, and to monitor the access as a bitmap of blocks. I also need the capability to freeze (and queue) the device block access (and also to ...
0
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1answer
27 views

Low level access to a disk in failure

I have a SATA 2Tb HDD device probably damaged: smart doesn't work, etc. The partitions were built with LVM2. Is it possible, with a low level tool, to retrieve one logical volume (in my case /var) and ...
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0answers
30 views

Cannot boot Debian “ata6.00: irq_stat 0x08000000, interface fatal error”

I'm running Debian 8 (Jessie). I tried to install a package but apt-get gave me an error about a read-only file system. I can't remember sudo emitted the error or apt-get. I found this question: ...
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0answers
26 views

How to erase SAS SSD

For SATA SSD, I know that there exists an open source program named hdparm for secure erase by issuing ATA command and this tool has been embedded within linux operating system. For SAS SSD, I want to ...
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1answer
55 views

Installed Blu-Ray/DVD drive over SATA 3 link, no longer able to boot

I'm having a really weird problem after installing a new Blu-Ray/DVD drive last night into a SATA 3 port on my desktop. My installed Linux distribution (Ubuntu 12.04/elementary Luna/kernel 3.7.5) ...
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0answers
46 views

How async_port_probe() call works in linux kernel?

To Understand the SATA device enumeration process I was studying the driver/ata/ata_piix.c which is showing as SATA host driver for my system in the output of lspci command. 00:1f.2 IDE interface: ...
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0answers
54 views

Installing Arch Linux and no hard drive detected

I have a Macbook Pro 2011 and the original hard drive died this past week. I had it dual booted with OS X and Arch Linux. Since the drive was old, I decided it was time for an upgrade and I bought a ...
3
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0answers
68 views

How to check if a drive supports hotswap?

Not all SATA drives support hot-swap. Especially older models do not seem to work correctly and require the system to be rebooted, despite the fact that the controller works well with newer drives. ...
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0answers
53 views

How can I check if a KVM VPS is SSD?

I have come across a few guides but none of them work within a KVM environment. lshw , /sys/block/sda/queue/rotational and smartctl How am I able to find if my KVM VPS is SSD?
1
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1answer
398 views

Marvell 88SE9128 (9123?) SATA Card Weird Behaviour - OpenSUSE

after no response on the OpenSUSE forum (here: https://forums.opensuse.org/showthread.php/511116-Sata-card-erratic-behaviour-amp-failure-Marvell-88SE9128-(9123-)-Chipset ) I am posing this query to ...
2
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3answers
43 views

Hot Removed SATA drive mount remains

After removing a bay mounted SATA connected drive the kernel will most of the time remove the mount. However, sometimes the mount remains even though the disk has been removed. Is there a way to avoid ...
1
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0answers
34 views

Why is `smartctl -l xerror` LBA well beyond end of disk?

I ran smartctl -l xerror on a Seagate ST31000528AS (1TB disk with 512-byte sectors), and it gave me (in part): Error 597 [16] occurred at disk power-on lifetime: 11903 hours (495 days + 23 hours) ...
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0answers
23 views

SATA hdd to USB not showing up on computer/s

Hitachi deskstar hdd 250gb. Was once used as internal hdd to store my data. Formatted to either ext2 (or 3) as I used it on computer with puppy Linux. The circuit board blew a couple of months ago. I ...
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0answers
185 views

Dual boot windows 10 on mSATA and keep ubuntu on the HDD, on a Dell Inspiron 17r 5720

I currently am running ubuntu 14.04 on my Dell Inspiron 17r 5720, on a 1th HDD. It's a great computer, but I really could use another storage drive, and solid state drive, and windows OS( for school ...
2
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0answers
78 views

how to do data scrubbing (i.e. mass storage bit rot mitigation) in linux/unix?

data scrubbing is presented to me as a way to mitigate what is refered to as bit rot (on mass storage). The rationale is that data on hard disks can "decay"/"rot" and hence get corrupted, and to ...
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2answers
2k views

Drivers for Marvell 88SE9230 SATA controller on Linux

I have just purchased a SuperMicro X10SBA, where i intend to use the onboard Marvell 88SE923 SATA controller for RAID1. Unfortunately SuperMicro has written that RAID is only compatible on Windows ...
1
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2answers
412 views

What causes the ata exceptions in my syslog and how to solve them

I have a new system with debian (omv) a SSD hard drive for the OS and a software RAID 6 for the data. I only saw now that I have very regular exceptions in my syslog. I'm worried now, what could ...
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0answers
202 views

Linux Mint doesn't recognize hdd in ahci mode after kernel upgrade

Sometimes ago after a kernel update (or more, I didn't reboot, just did sleep/resume day in day out) I finally tried to reboot and got kernel panic problem you can see at the screenshot ('VFS: cannot ...
5
votes
1answer
2k views

How to (really) disable NCQ in Linux

I implemented my own Serial-ATA Host-Bus-Adapter (HBA) in VHDL and programmed it onto a FPGA. A FPGA is chip which can be programmed with any digital circuit. It's also equipped with serial ...
1
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1answer
1k views

Can anyone please help debug these ata error messages?

my Centos 6 server has been playing recently in that it seems to freeze up and lose network access. I've been getting a load of ata5 error messages in the log and after some digging have determined ...
3
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0answers
246 views

Does ZFS for Linux over stress VirtualBox?

I've been using MD raid + LVM for many years, but recently decided to take a look at ZFS. In order to try it, I created a VirtualBox VM with a similar layout to my main server - 7 'SATA' drives or ...
0
votes
1answer
93 views

How to figure out primary/secondary IDE channel via sysfs (if possible)

Though I've got quite a good basic understanding of sysfs meanwhile, there are still things I cannot solve on my own. For a starter, I'd like to figure out via sysfs (later by scripting of course) ...
1
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0answers
180 views

Separating SAS from SATA drives

I have to list all SAS drives and separately list all SATA drives, I'm working on CentOS6 and tried lots of commands which will give some specific information about bus of disks. Let me show you ...
1
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3answers
1k views

How to map a sata device name to a physical sata interface for RAID systems

I have a system with 10 SATA ports, and another SATA as the boot disk. The 10 SATA ports make up 5 software RAID1 arrays. The RAID disks may be removed between boots, and swapped in with arbitrary ...
3
votes
2answers
77 views

How to prevent FreeBSD from disconnecting a drive device?

While accessing a drive with high error rates (as, for example, here for opensuse) in FreeBSD, the system eventually disconnects the drive and it disappears from /dev. This makes it impossible to run ...
0
votes
1answer
142 views

Custom Kernel to Disable SATA and USB Devices

I am setting up diskless clients that will run on an internal network. I have disabled SATA and USB ports using a BIOS locked with a password, but this is easy to get around by using the jumper to ...
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0answers
2k views

ATA error: COMRESET failed (errno=-32)

Today I boot my laptop (HP pavilion dv6) running debian 7, and the window manager won't start. I just get over and over again errors as: [###.######] ata6: COMRESET failed (errno=-32) [###.######] ...
4
votes
1answer
392 views

Boot delay due to non-existent SATA disk

My ASUS M4A87TD EVO board has two on-board disk controllers, one of them is a JMicron JMB361 with one old IDE disk connected. When I boot Arch Linux, it shows in the system journal like this: Nov 02 ...
3
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1answer
1k views

Possible issues with SSD SATA3 drive

While investigating the issue with my SATA3 SSD drive being recognized as SATA2 (for some reason had to change SATA ports to fix it) I noticed the following messages when I run: $ dmesg | grep ata3....
0
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2answers
481 views

Linux dmesg errors, motherboard issue?

When doing heavy disk IO on my system (16GB RAM, 6 cores, RAID0 PCIe SSD), the system stalls and eventually crashes. Normal day-to-day disk IO is fine, just prolonged read/write such as a database re-...
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0answers
518 views

The proper way to turn off an external sata encolsure?

I have an e-sata external enclosure with a port expander and 4 sata disks in it that I use for periodic backups. I have what I think is a sound method for powering it off, but not sure if it is the ...
3
votes
1answer
3k views

Is there a way to change a device id in /dev/disk/by-id?

I have a S2 SAMSUNG 320GB USB-HDD which I use in both Ubuntu 13.10 (Kernel 3.11.0-17-generic) and Fedora 17. It works fine; I can read/write from/to them. Although, I am experiencing an issue with a ...
3
votes
1answer
902 views

libata patch to allow disable sata port

My question is related to the patch introduced in this post How to tell Linux Kernel > 3.0 to completely ignore a failing disk? If the kernel is patched with this code what is the kernel parameter ...
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4answers
14k views

Given a kernel ATA exception, how to determine which physical disk is affected? [duplicate]

I woke up this morning to a notification email with some rather disturbing system log entries. Dec 2 04:27:01 yeono kernel: [459438.816058] ata2.00: exception Emask 0x0 SAct 0xf SErr 0x0 action 0x6 ...
3
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0answers
1k views

Debian driver needed for Intel ICH7M SouthBridge I/O controller

I am using a motherboard based on this architecture. http://www.intel.com/content/www/us/en/intelligent-systems/navy-pier/embedded-intel-atom-n270-with-mobile-intel-945gse-express-chipset.html I ...
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votes
3answers
10k views

Does a bad sector indicate a failing disk?

My Ubuntu 13.10 system has been performing very poorly over the last day or so. Looking at the kernel logs, it appears that the <1yr old 3TB SATA disk is having issues with a particular sector: ...
3
votes
1answer
205 views

Why my SSDs are in /dev/hdx instead of /dev/sdx on CentOS 5.9?

I have two SSDs Kingston SH103S3240G plugged on SATA ports of my Intel Server Board S3000AH. The SSDs apear like a PATA device (hdx instead of sdx) on my CentOS 5.9. I'm having problems related to ...
4
votes
1answer
4k views

Match PCI address of SATA controller and SCSI address of attached disks

I have a PCI-attached SATA controller connected to a (variable) number of disks on a machine with a Linux 2.6.39 kernel. I am trying to find the physical location of the disk, knowing the PCI address ...
3
votes
1answer
259 views

What do the fields in the libata device probe line in dmesg mean?

When the kernel boots, it prints out lines like this for each SATA device: [ 0.919450] ata2.00: ATA-8: ST2000DM001-1CH164, CC24, max UDMA/133 [ 0.919487] ata2.00: 3907029168 sectors, multi 16: ...
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0answers
22 views

How to associate device to sata port disk [duplicate]

I have 2 hard disks connected to 2 sata ports. The disks are associated to /dev/sda and /dev/sdb. These hard disks are in software raid so it happens that the system can go for some time with only ...
0
votes
1answer
96 views

Does RHEL 6 enforce software constraints on the number of SATA drvices that can exist on a system?

I came across the following blurb in some RHEL 6 training documentation: The number of drives that can be installed on modern computers has increased. With port multipliers, it's relatively easy ...
1
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1answer
178 views

What changed in Linux kernel (2.6.22) that gives hdparm support for power-on in standby?

Hdparm man page lists for parameter -s: Enable/disable the power-on in standby feature, if supported by the drive. VERY DANGEROUS. Do not use unless you are abso- ...
5
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1answer
3k views

Unclaimed device in lshw

I have added in my computer a PCI Express controler card with 2 USB3 ports and 2 sata3 ports. (http://www.ldlc.be/fiche/PB00121886.html). The USB ports are working correctly but the HDD plugged in ...
2
votes
3answers
2k views

Why does dd change the filesystem on the external disk?

I took out a 250 GB SATA disk from my netbook, filled it with zeroes with dd and connected it to my laptop via the usb adapter. It's correctly detected by fdisk: Disk /dev/sdb: 250.1 GB, 250059350016 ...
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2answers
852 views

LVM with SSD and SATA hard disks

Is it possible to create LVM partitions for both SSD and SATA hard disks? I mean if there isn't any conflicts.
36
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4answers
42k views

How can I safely remove a SATA disk from a running system?

I sometimes need to plug a disk into a disk bay. At other times, I have the very weird setup of connecting a SSD using a SATA-eSATA cable on my laptop while pulling power from a desktop. How can I ...