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Why is my RAID 1 NAS (WD My Cloud EX2 Ultra) reporting RAID health "degraded" after replacing one disk and RAID rebuild?

Not much of an answer, but here's the explanation anyway - in case anyone else finds themselves in the same situation as I was in... Initially only one of the disks was showing a red light and being ...
osullic's user avatar
  • 1,069
0 votes

Can I restore a Windows 95 MBR using a Windows XP installation disk?

If you have a bootable DOS disk/diskette which has the fdisk program on it, the MBR can be fixed by this simple command: fdisk /mbr Probably a Windows XP boot disk/floppy can also do it. If not, you ...
harrymc's user avatar
  • 478k
0 votes

Can I restore a Windows 95 MBR using a Windows XP installation disk?

Try out the Dos/Win95/Win98 version of Testdisk: https://www.cgsecurity.org/wiki/TestDisk_Download Read the contained manual and the online documentation at: https://www.cgsecurity.org/wiki/TestDisk
r2d3's user avatar
  • 3,516
1 vote

Predict a disk's near failure or burnout

It is not straight-forward to determine overall disk health from S.M.A.R.T. data. Some items indicate imminent failure, others, such as number of power cycles, give only the vaguest idea, or none. ...
DrMoishe Pippik's user avatar
-1 votes

Old Sata / Sas Controller on Ubuntu 22.04.2

Finding the expected PCI vendor and device ID for the SATA controller The question says the SATA controller card is an Iocrest si-pex40097. The product page 16 Port SATA PCI-e 2.0 x4 Card - SI-...
Chester Gillon's user avatar
5 votes
Accepted

Why is my WD HDD making a curious sound?

That drive is poked. From the sounds of it the drive it sounds to me like it is continually hitting the head against the "stop" on the outside of the drive (for the first 2 seconds), and it ...
davidgo's user avatar
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3 votes
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How to DIY split SATA to two USB 2 ports?

The short answer is "no", and the question is founded on incorrect assumptions. as we know that we can combine the two 'data transfer' 'channels|lanes' (tx+-) of a SATA Drive into one and ...
u1686_grawity's user avatar
6 votes

How to DIY split SATA to two USB 2 ports?

as we know that we can combine the two 'data transfer' 'channels|lanes' (tx+-) of a SATA Drive into one and connect it to USB port, the simple idea is to connect it to two independed USB2 ports ...
Journeyman Geek's user avatar
  • 129k
0 votes

Clonezilla disk to image speed decreasing over time

I had the same issue and like someone earlier mentioned it was indeed the target SSD overheating. I opened the USB enclosure and pointed a small desk fan at it. The speed instantly started climbing ...
Digital_TA's user avatar
0 votes
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Diskpart can't delete partition

One common cause for the behavior is the SSD failing or having switched to read-only mode to prevent full failure. SMART may reveal if this is the issue you're dealing with. For example this NVMe SSD ...
Joep van Steen's user avatar
2 votes
Accepted

Why is a 64TB drive only for Mac?

I think the rule of thumb is "If its too good to be true, it is" TLDR: No, its fake, and while you could reformat them, chances are it'll fail if you do. I recall some Mac models in the past ...
Journeyman Geek's user avatar
  • 129k
3 votes

REALLOCATED SECTOR COUNT 4948. Request for advice

4948 reallocated sectors would be plenty reason for me to replace the drive. As you can read others may have different opinions. Which kind of shows the difficulty in answering this type of questions, ...
Joep van Steen's user avatar
0 votes

How can I split from /dev/nvme0n1p3 to /dev/nvme0n1p2

but /dev/nvme0n1p3 is mounted at /home. So I can't unmount it and resize it Boot into another system where nvme0n1p3 does not have to be mounted – for example, an Ubuntu live CD/USB or a "...
u1686_grawity's user avatar
1 vote

REALLOCATED SECTOR COUNT 4948. Request for advice

I'd say most modern drives have some bad sectors and its a 'pre failure' issue. You probably need to/want to look at your pending reallocation count, and any number other than zero there is a bad ...
Journeyman Geek's user avatar
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4 votes
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Any way to do a Batch file move operation only when the HDD is idle-ish?

One simple way could be done in a single line and the best part is that you don't need to time it. Let the system worry about that. We want the use the Start command with the /LOW priority flag. If ...
Señor CMasMas's user avatar
-2 votes

REALLOCATED SECTOR COUNT 4948. Request for advice

On the count from 1-10 : I would give your disk a badness level of 9 (where 10 is extremely bad and 0 is perfect health). This number means that 4948 sectors died on you, but the disk firmware has ...
harrymc's user avatar
  • 478k
-1 votes

USB Drive shows up in Device Manager but is not accessible from File Explorer/My Computer

I was connected through a USB Extender while i had this issue, i Solved it by connecting Directly to a different port in The Back Pannel of the PC (Even the Front pannel USB was showing the same issue)...
Sreejith ES's user avatar
0 votes

How can I use the full 6 Gbit/s mode on my SATA HDD?

To get the best speed possible, pull the drive from its case, and connect it directly to a SATA connector on your motherboard. There are decent disassembly instructions on youtube for all manner of ...
Criggie's user avatar
  • 2,439
3 votes

How can I use the full 6 Gbit/s mode on my SATA HDD?

How can I use the full 6 Gbit/s mode on my SATA HDD? You can't while the drive is in this enclosure, but it almost certainly doesn't matter. There are no hard drives that can achieve even SATA 1 (~...
Ian Kemp's user avatar
  • 1,046
1 vote
Accepted

Why is my hard drive not found in boot priority order? ”No bootable device found”

The hard disk was not shown in the boot menu, since the menu will only list disks or partitions that contain boot code. This means that Windows has to be installed before the disk becomes a candidate ...
harrymc's user avatar
  • 478k
0 votes
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Reclaim WSL2 disk space after setting it to sparse

You can revert the sparse mode, run the optimize-vhd command, and then set it back to sparse. something along this lines. not sure what's the implication of this, at least it works in my case. Revert ...
nanangarsyad's user avatar
1 vote

Can a 3.5" hard drive use USB-C as its only power input?

It is possible to make your own. I did! You will need a computer capable of supplying enough current. I would suggest 2A as the minimum, ideally 3A. I started with an iDsonix 3.5" SATA drive ...
user3241's user avatar
  • 345
0 votes

Why is my hard drive not found in boot priority order? ”No bootable device found”

Reinstalling should indeed fix the registration of your Windows installation, but normally your hard disk should show up in the boot menu so I don't think the problem is the registration of Windows ...
Foxyz's user avatar
  • 427
18 votes
Accepted

How can I use the full 6 Gbit/s mode on my SATA HDD?

It will not affect performance either way. Even with a faster 7200RPM HDD, your actual write speeds will be capped around 120 MB/s. WD Black (faster models) are marketed with only Transfer Rate up to ...
Cpt.Whale's user avatar
  • 7,566
1 vote

External HDD unable to be formatted in W10

Apparently, a partition was created, but no format is shown for Z: in the Microsoft tool, diskmgmt.msc, even though Minitool Partition Wizard shows NTFS formatting. A likely reason for this is that ...
DrMoishe Pippik's user avatar
5 votes
Accepted

How does hot cloning a running Windows drive actually work?

I'm aware of the software options - what I mean is, how do they actually achieve this, It depends on the specific software, but Volume Shadow Copy is likely the most common method; there are products ...
u1686_grawity's user avatar
2 votes

Can I force/request windows preemptively cache files to RAM?

This feature already exists in Windows in some form. The feature is called "Superfetch" and is implemented as a Windows service called "SysMain" which runs in the background and ...
harrymc's user avatar
  • 478k
1 vote

Back to Back Failing HDD's?

It seems like your hard drive is having some serious issues. The "Hard disk failure is imminent" message is a big warning sign. Even if the data on it isn't super important to you, it's ...
Kiara Taylor's user avatar
2 votes

Back to Back Failing HDD's?

Note the high Spin retry count. It could be something is keeping the HDD from quickly getting up to speed. Here are just a few possibilities: Low power when the PC is starting: It might be that the ...
DrMoishe Pippik's user avatar
1 vote

Unexpected Power Loss Count meaning in SMART

AE - Unexpected Power Loss Count to be equal to 0x18 It is nothing to worry about: Description Unexpected Power Loss S.M.A.R.T. parameter indicates a number of unexpected power loss events. ...
DavidPostill's user avatar
  • 156k
1 vote

Why sometimes the whole system crashes?

This is SMART reporting that your hard drive is about to fail. Backup your data as soon as possible. After that, go to your hard drives manufacturer's website and download their latest tool for hard ...
Keltari's user avatar
  • 73.2k
2 votes
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Questions about backing up data?

Putting a large number of files into a container is exactly the opposite of protecting against corruption. In case of corruption of the container, you will be then be losing all the files in it, ...
harrymc's user avatar
  • 478k
2 votes

Questions about backing up data?

There are different ways you can look at this, but the answer is always going to be: don't rely on a single backup if the data is that important. Now to answer your question in more detail. A harddisk ...
LPChip's user avatar
  • 61k
3 votes

Questions about backing up data?

Putting files into folders will have no effect on whether or not data gets corrupted. However, it does help in organization, so that is up to you. That being said, keeping the drive in your computer -...
Keltari's user avatar
  • 73.2k
2 votes

On a new PC with PCI 4.0 express SSD: Cloning or new install of Windows? Any performance differences?

Considering it's the same device, cloning probably would not cause any issues related to driver compatibility. That said, I would still recommend that you do a clean Windows install, for 2 reasons: ...
Nzall's user avatar
  • 2,997
1 vote
Accepted

HDD makes a noise occasionally, and I get this error

The Power Supply was the problem. Everything's working fine after I replaced it.
Lavios's user avatar
  • 111
0 votes

What's the difference between a disk and a drive?

Terminology expands as new technology is developed, which may be confusing and usually needs adaptation. Here is a short terminology on computer storage: primary storage (a.k.a. main memory, internal ...
detic's user avatar
  • 83
0 votes
Accepted

How to ensure cloned hard-drive is not traceable to original

"windows 10" ... "keep some licensed software functional" ... Cloning the hard disk likely wont help in this situation, especially if the licensing system is robust... in fact, ...
Attie's user avatar
  • 19.9k
1 vote

How to ensure cloned hard-drive is not traceable to original

A hard disk contains data in the form of 0's and 1's and a lookup table where a file begins and ends. There is no data such as an IP address or MAC address directly stored as metadata to the hard disk....
LPChip's user avatar
  • 61k
4 votes
Accepted

Why has my hard disk started dying all of a sudden?

What could be the cause of this issue to spur up out of nowhere. This hard drive was working just fine. Due to its mechanical nature, HDDs are always in the process of dying, and when they are ...
Frank Thomas's user avatar
  • 36.1k
3 votes
Accepted

Should I be worried about my SMART values of my drive?

Yes, if any of the bad sector counters (including pending, reallocated) in the SMART data of a hard disk drive are nonzero, it means the drive is dying, the error rate will only snowball (grow at an ...
Spiff's user avatar
  • 104k
0 votes

VirtualBox Linux - Hard drive not showing correct amount of space

If another hard disk/SSD with appropriate size is available you can export appliance and import it to new location. After this increasing imported VDI size is recognized by gparted. This avoids ...
My Name's user avatar
1 vote
Accepted

SAS HDD Clicking Noise in IDLE - Seeking Advice on PERC H710 Setup (Storage Troubleshooting)

after running the following command and waiting for it to finish, we have "total read errors corrected=1809673244" and the driver stopped making those noises. smartctl -tlong /dev/sdX Heres ...
mchiappinam's user avatar
0 votes

Interpreting dmesg output: Drive failure imminent or sys admin error?

Thanks to the information provided in @sawdust's comment, I was able to determine that the issue was a poor performing SATA cable. Replacing the cable solved the problem and the errors have gone away....
mikemtnbikes's user avatar
0 votes

Can't install Windows 7 on Samsung SM961 M2 NVMe drive but CAN use the drive after installing the OS normally. Why?

Install Window 7 on the normal drive and install all drivers. Install the NVMe drivers first if possible (may not work since the normal drive isn't NVMe). Clone the drive from the normal drive onto ...
superuser's user avatar
  • 3,508
0 votes

Do I need to overwrite free-space of my SSD?

For SSDs, the only practical thing you can do is to back up what you want, and then my recommendation is to do a full format of the SSD. That will fully erase in and any future use will negate any old ...
John's user avatar
  • 49.6k
1 vote
Accepted

Disk 0 doesn't show when using PowerShell Get-Disk

This is most likely due to Disk 0 being a dynamic disk. The Get-Disk cmdlet only shows basic disks and not dynamic disks. Quoting the from the about page for Get-Disk: This cmdlet returns physical ...
Sam Erde's user avatar
  • 186
1 vote

Is M.2 NVMe SSD supported by Lenovo Thinkpad L490

It seems to be compatible. The Crucial site has SSD upgrades that include PCIe Gen4 NVMe M.2 SSDs that go up to 4 TB in capacity. There are other manufacturers that have similar offers, but Crucial is ...
harrymc's user avatar
  • 478k

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