26 Questions
What does it indicate when you see a message 'cannot read from the source disk' when starting your computer?
The storage drive has failed
What could be a sign of a failing storage drive?
Constant LED access activity on the drive light
What does the 'click of death' refer to in the context of storage drives?
Loud clicking noise from a failing hard drive
What is the first recommended step to troubleshoot storage problems?
Make a backup of critical data on the drive
What does SMART stand for in relation to storage drives?
Self-monitoring, analysis, and reporting technology
How can SMART information be accessed?
Using third-party utilities or utilities from the drive manufacturer
What does a growing number of errors in SMART information indicate?
Growing problems on the drive
How often do mini RAID arrays perform their own checks?
Once a day, once a week, or once a month
What should be done if a message indicates that a drive is failing?
Back up the data and replace the drive as soon as possible
What is one way to measure the overall performance of storage devices?
Measure the number of input/output operations per second (IOPS)
What is the approximate maximum IOPS for a hard drive?
$200$
What is the approximate maximum IOPS for a solid state drive?
$1,000,000$
What might be the cause if a drive is missing from the File Manager?
Loose or missing cables, need to reseat the M.2 drive, or failed storage drive
What action might be taken if a missing drive is a network share?
Reconnect the drive once the connection is made
What may cause computer issues with storage drives?
Overheating or overloading the power supply
What should be checked if new hardware has been added to a computer system?
The power supply's ability to handle the additional voltage requirements
What is the purpose of hardware diagnostics run by the drive manufacturer?
To check for any internal errors in the storage drive
What may operating system not found messages indicate?
The drive has been physically disconnected or the operating system is corrupt
What is the first step in troubleshooting when checking the physical configuration of a storage drive?
Properly attaching cables to the motherboard
What does the BIOS do if an operating system is not found during startup?
Moves on to the next one in line according to the list of boot device priorities
What may cause boot issues related to USB drives?
Having a USB drive connected and set as a priority in the BIOS
What should be checked if a new storage drive is not recognized?
Data and power cables
What can help identify which SATA interface is operational?
Trying different SATA interfaces
What is necessary to prevent potential data loss from failing hard drives or SSDs?
Constant backups
What are RAID arrays used for?
Combine drives and maintain data availability
What does a RAID array require for efficient functioning?
Multiple drives
Study Notes
- Some computer issues with storage drives may be caused by overheating or overloading the power supply.
- If new hardware has been added, check if the power supply can handle the additional voltage requirements.
- Hardware diagnostics can be run by the drive manufacturer to check for any internal errors.
- During startup, various messages may appear indicating issues with drive recognition or boot devices.
- Operating system not found messages may indicate that the drive has been physically disconnected or that the operating system is corrupt.
- Checking the physical configuration of the storage drive, such as properly attaching cables to the motherboard, is the first step in troubleshooting.
- The BIOS maintains a list of priorities for boot devices. If an operating system is not found, the BIOS moves on to the next one in line.
- USB interfaces may cause boot issues if a USB drive is left connected and set as a priority in the BIOS.
- Data and power cables should be checked if a new storage drive is not recognized.
- Trying different SATA interfaces may help identify which one is operational.
- Hard drives are mechanical systems and will eventually fail. Constant backups are necessary to prevent data loss.
- SSDs can also fail and may only allow data to be read but not written.
- RAID arrays are used to combine drives and maintain data availability.
- The text mentions a RAID exception detected and offers the option of starting the Dell configuration utility to investigate.
- The text mentions RAID types, such as RAID 0, RAID 1, RAID 5, and RAID 10, each with different requirements and levels of redundancy.
- A RAID array requires multiple drives, and a single drive failure can result in different levels of data loss depending on the RAID type used.
Learn about potential issues with computer storage drives, such as failure to read from the source disk, slow response, and constant LED access activity. Understand the implications of these issues and how to troubleshoot them.
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