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New hdd's in server - Healthy status

post #1 of 15
Thread Starter 
i currently have 2 wd green (wd20ears) hdds in my server for data storage and both have worked fine for the last year or so. in disk management (windows 7 ultimate), it says both drives are healthy. i also ran a basic scan using the wd utility from their website and it says ok. i just purchased 2 more of these drives (different firmware), and i have performed a full format on each. i am now runnin a windows error check on each (man this process takes time!), and just wanted to know how i can keep track that each drive functions properly, etc. before it wipes out my data.

i see hdtune is a program that can test this, but i believe you need to scan every once in a while. since these drives have SMART capability, does windows automatically alert you to failing drives or suddenly advising of bad sectors, etc. since i don't do raid, im trying to see what the best way to go about in monitoring each drive, etc. especially if i am going to buy some more of these.

any help/advice is appreciated.
post #2 of 15
well you cant really. Either its working or they are about to break. You might see it with SMART but they can just seize up and stop working. The only thing you can do is either not use them much (although some say 24 7 is even better) and make sure you have really good cooling in there.

This is why people look at backup solutions or at least run them in raid mode or a software raid like flexraid or unraid.
post #3 of 15
Thread Starter 
so if i do a full format, then error check (scan, fix and detect bad recovery) both through windows, then check again using the wd utility would you say that is enough to know that the drive "should" be okay for general usage?

and, should i periodically scan this way or should i use hdtune? i forgot to mention earlier that i also have smartmontools which works in dos form through windows. anything i should be looking at specifically with smartmontools to detect early failure?
post #4 of 15
I don't think there is really any way to know, hard drives just fail sooner or later. Your tools might pick it up, and they might not depending on the issue. If there was a way to know in advance, Enterprise type environments wouldn't have disks failing on them.

I would take a look at adding a disk and using it as a parity disk in FlexRAID if you want to protect your data. Should protect you from any individual disk crash.
post #5 of 15
Youre basically wasting your time doing all those scans. Its not going to show you anything more than what the smart status shows. Mostly those are to check the integrity of the files on the disks and not the disks themselves. If you dont have windows 7 I would have a good defrag program running and one that shows the smart status as well. Then you know the files are as safe as they can be and what little warning you can get.
post #6 of 15
Sounds like your going a little overboard on checking your drives. Just keep a good backup of your most important files and don't worry about them. If ones going to fail its going to fail no matter how many times you check them. Windows 7 will alert you to any problems with a drive with smart enabled.
post #7 of 15
Thread Starter 
to be honest, i keep reading people's reviews of wd green drives arriving with bad sectors, dead in 10 days, etc. i've had good luck so far with the ones i have but i still want to be sure i don't get any lemons before the 30 day return window is up. otherwise, wd just sends you refurbished drives which is not what i want. im also thinking of getting a few external drives to keep all of my backup on in case one of the internals go bye bye.

now if there are bad sectors from the get-go on these new drives i just purchased the error checking will see them though, correct? its a pain though as it takes forever.
post #8 of 15
yeah it should see the bad sectors if you run that. But you really should look at a raid solution at least then if a drive goes bad no data loss. But a true 1-1 backup solution is best. Might even think about online storage such as mozy something like that.
post #9 of 15
Thread Starter 
im thinking of just purchasing multiple external drives and doing a full 1:1 copy of everything. ripping all my music and movies has taken over a year of constant work and i don't plan on re-doing it. now the question becomes, by copying all the data on these external hdds and storing them unused for the next 2-3 years, will they still work fine after so much time of non-usage?
post #10 of 15
Thread Starter 
is there any backup type solution like raid that will allow me to insert a single drive that can sense when one is about to die and copy the contents over automatically? im hesitant to use a full raid setup as the drives i own are no-no's for raid and have proven to die in these types of setups. perhaps a software program can do this?
post #11 of 15
FlexRAID. It wont copy the data over automatically, but if will create a parity disk that will protect your data from a disk crash. You can then replace the bad disk and use the parity information to rebuild the data from the bad disk.
post #12 of 15
the only thing you really need to do is...nothing


if you are paranoid then download smartmontools, run it once a week on every drive and keep count of read, write and verify errors


look for the numbers I wrote in bold not to increment, if they do week to week then your drive is likely on it's way out, but nothing is definitive


smartctl 5.39.1 2010-01-28 r3054 [i686-pc-mingw32-2003-sp2] (sf-win32-5.39.1-1)
Copyright (C) 2002-10 by Bruce Allen, http://smartmontools.sourceforge.net

Device: SEAGATE ST9900805SS Version: 0001
Serial number: 6XS085CM0000B1230G3S
Device type: disk
Transport protocol: SAS
Local Time is: Thu Feb 24 16:52:54 2011 EST
Device supports SMART and is Enabled
Temperature Warning Enabled
SMART Health Status: OK

Current Drive Temperature: 30 C
Drive Trip Temperature: 68 C
Manufactured in week 51 of year 2010
Specified cycle count over device lifetime: 10000
Accumulated start-stop cycles: 3
Specified load-unload count over device lifetime: 300000
Accumulated load-unload cycles: 3
Elements in grown defect list: 0
Vendor (Seagate) cache information
Blocks sent to initiator = 5061
Blocks received from initiator = 52396
Blocks read from cache and sent to initiator = 27
Number of read and write commands whose size <= segment size = 10
Number of read and write commands whose size > segment size = 0
Vendor (Seagate/Hitachi) factory information
number of hours powered up = 0.10
number of minutes until next internal SMART test = 57

Error counter log:
Errors Corrected by Total Correction Gigabytes Total
ECC rereads/ errors algorithm processed uncorrected
fast | delayed rewrites corrected invocations [10^9 bytes] errors
read: 9592 0 0 9592 0 0.003 0
write: 0 0 0 0 0 0.027 0

Non-medium error count: 0

[GLTSD (Global Logging Target Save Disable) set. Enable Save with '-S on']
No self-tests have been logged
Long (extended) Self Test duration: 7560 seconds [126.0 minutes]
post #13 of 15
Thread Starter 
thanks for the help guys. i keep reading of horror stories of storage drives dying suddenly and new drives having errors on them. im trying to be safe since my ripping has taken about a year to complete and i would hate to see it go bye bye (and have me take months to re-rip). but i did end up buying 3 2tb wd external drives today and will start by making a 1:1 copy of everything. i guess that is the best i can do for now. if both internal and external backup dye one day then what more can i do. but, i am wondering what the consenus is when formatting these new drives. i always run a full format through disk management and i believe that it also reads/corrects bad sectors but i may be wrong. is it redundant to, once full format is complete, run error check scan to verify? or is it better to run the wd data lifeguard scan test instead? only reason i ask is because both processes take about 15hrs total.

thanks again in advance!
post #14 of 15
Quote:
Originally Posted by Anthony A. View Post
thanks for the help guys. i keep reading of horror stories of storage drives dying suddenly and new drives having errors on them. im trying to be safe since my ripping has taken about a year to complete and i would hate to see it go bye bye (and have me take months to re-rip). but i did end up buying 3 2tb wd external drives today and will start by making a 1:1 copy of everything. i guess that is the best i can do for now. if both internal and external backup dye one day then what more can i do. but, i am wondering what the consenus is when formatting these new drives. i always run a full format through disk management and i believe that it also reads/corrects bad sectors but i may be wrong. is it redundant to, once full format is complete, run error check scan to verify? or is it better to run the wd data lifeguard scan test instead? only reason i ask is because both processes take about 15hrs total.

thanks again in advance!
I do not think you need to do a surface scan, the drive should be reallocating bad sectors on it's own.
post #15 of 15
If you are really serious about your hard drives, check out Spin-Rite from grc.com. It does low-drive-level read-write checks of each sector. If there are problems with that sector it tells the drive to never use that sector. I use it on every drive I buy, first thing.
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