The redundancy tag has no wiki summary.
2
votes
1answer
33 views
What should I do when i get this data cyclic error trying to copy files?
I was trying to copy a file from my local hard drive to an external hard drive and i am getting this error.
Cannot copy IMG_9212: Data error (cyclic redundancy check).
Should i be worried about ...
1
vote
3answers
113 views
Linux software raid robustness for raid1 vs other raid levels
I have a raid5 running and now also a raid1 that I set up yesterday. Since raid5 calculates parity it should be able to catch silent data corruption on one disk. However for raid1 the disks are just ...
0
votes
0answers
67 views
Redundant default gateways on LAN
I have two default gateways in my network: 192.168.1.1 and 192.168.1.2. Is there a way to make Windows clients to detect the dead gateway and chnage over to the wowrking one automatically? My gateways ...
1
vote
2answers
129 views
How does RAID 1 determine whether a disk is corrupted?
I've built a RAID 1 array of 2 disks, A and B.
That means that every bit on A is equal to a bit on B. If one disk fails, I can safely retrieve my data from the other disk. But then I started ...
0
votes
1answer
58 views
Redundant CTRL-SPACE proposal in Eclipse
How to remove redundant CTRL-SPACE proposal in Eclipse?
SWT
JPA
JAX-WS
etc.
Example:
I just need Java standard first time click CTRL-SPACE proposal.
0
votes
1answer
81 views
DFS for a several small clusters over WAN
My friends and I all have TBs on our system(s). None of us have any full backups which are geographically distributed however, because at that amount of data, solutions such as Dropbox, S3, et al. are ...
4
votes
1answer
121 views
Can Linux scrub memory?
Does Linux have a mechanism to "scrub" memory? e.g. testing the memory and marking areas as dirty if they fail so that the system can continue to operate "safely" even with bad ram chips installed?!
0
votes
2answers
56 views
Hard drive configuration advice
I've got a few hard discs that I'd like to put in some sort of redundant configuration. Their sizes are:
600 GB
1 TB
2 TB
I'm not sure if this is possible, but I'd like to be able to abstract the ...
11
votes
3answers
793 views
How long will an unused hard drive store its memory?
I have a broken laptop, and it's the motherboards fault that it can't turn its power on.
The laptop has been stored for almost 2 years now and I'm about to get its hard drive (hoping it will still ...
2
votes
1answer
71 views
Adding redundancy to unused space of a DVD
I have a 900 MB file and I'd like to safely archive it on a DVD. As you can see 3/4 of the space will be empty. Besides the obvious possibility to just write the same file with 4 different names is ...
9
votes
1answer
93 views
What is the practical value of redundancy in zip files?
How is redundancy implemented in zipping, and how do I benefit from it?
I'd assume it consists of something like storing the lookup tables twice so a single defect does not invalidate the whole rest ...
2
votes
1answer
275 views
Automatic failover of two internet connections Mac OS X
Is there any way to set up an automatic failover for internet connections within Mac OSX? Basically the main connection would be ethernet or wifi and if the main connection goes does, it would switch ...
1
vote
2answers
105 views
RAID-like filesystem for heterogeneous set of hard disks
During the last years I have accumulated a quite heterogeneous set of hard disks of different sizes and speeds for storing my private data. I'm planning to put them in a self build Linux filer to ...
0
votes
1answer
318 views
What happens if a Drobo experiences a power failure during a rebuild?
I recently purchased a Drobo and I was wondering, what happens to the Drobo if it's in the middle of a rebuild and there's a power failure? I know that the Drobo cannot protect against a disk failure ...
2
votes
1answer
118 views
Drobo redundancy
Given the inexplicable demise of Drive Extender technology in Windows Home Server, I am considering other options, such as replacing it with Drobo (and a linux server).
One thing I'm not 100% clear ...
1
vote
0answers
31 views
A main supply with more than 800 watt and a triple redundancy [closed]
Does anyone know where to get this hot equipment? Very often the hardware shops do not declare explicitly the triple redundancy. They just write "redundant" not more.
3
votes
9answers
3k views
RAID 1 mirroring to more than two drives?
I do not trust any RAID types for home use. I've got 2 Terabytes of Data that I want to copy (duplicate) to about 4-6 drives for redundancy so that I will never lose these pics and videos I've ...
3
votes
3answers
172 views
Off-site storage solutions for individuals
What are some good options for large (measured in Terabytes) off-site data storage solutions, priced for private individuals (i.e. not enterprise-level solutions)?
Update:
This is mean to be a ...
3
votes
6answers
508 views
Software Alternative to RAID for Home Use
I have a ton of data that I've been keeping 2 complete copies of between my Desktop and Laptop for a couple years now; I figure its about time to buy some more drives and make sure I don't lose any of ...
