moving from Intel RAID (Z87) to Samsung 840 PRO SSD

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30075
Posts: 35
Joined: Tue Apr 10, 2012 5:32 pm

moving from Intel RAID (Z87) to Samsung 840 PRO SSD

Post by 30075 »

ok, I finally got around to this thanks to this 'update 1' that trashed my PC. So I just rebuilt from scratch on the SSD & will extract my data from my backups. I have a fresh install of 64-bit 8.1.1, using 64-bit IfW 2.88.

anyway, now that I'm on the SSD, my IfW backups fail 100% of the time during the byte-for-byte validation phase with errors similar to the following:
[4/12/2014 9:08:00 PM] Byte-for-Byte failure at LBA 40602768 offset 0 (45056)
[4/12/2014 9:24:44 PM] Byte-for-Byte failure at LBA 19133413 offset 0 (51712)
[4/15/2014 10:48:36 AM] Byte-for-Byte failure at LBA 29991737 offset 0 (512)
[4/17/2014 5:10:48 AM] Byte-for-Byte failure at LBA 38895474 offset 0 (62464)

if I boot up TBWinPE & back this drive up, byte-for-byte validation works 100% of the time. I'm backing up to a 2nd drive, a 2TB HDD.

the SSD is a Samsung 840 PRO with latest firmware (DXM06B0Q), machine has current BIOS (Feb 2014), all my drivers are current. Storage driver is the Intel iaStorA.sys v.12.9.1001. I am running this Samsung Magician 4.3 software that has some OS optimizations it makes. You can pick different sets, & I picked "Maximum Reliability." That configures Windows as follows:
a) disables hibernation mode
b) virtual memory set to an initial size of 200 MB and max of 1 GB (machine has 32 GB physical)
c) indexing service/search disabled
d) prefetch/superfetch disabled
e) enable write cache buffer
f) disable write-cache buffer flushing
g) disable automatic system restore backups

any ideas? I don't like having to boot with a USB drive to back up. Even incrementals fail from within Windows.
TeraByte Support
Posts: 3627
Joined: Thu May 05, 2011 10:37 pm

Re: moving from Intel RAID (Z87) to Samsung 840 PRO SSD

Post by TeraByte Support »

Please see all items in http://www.terabyteunlimited.com/kb/article.php?id=151

If you want to see the data use /logl:50
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