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Defragmenting can be very harmful to modern SSDs. This is because it relocates all data; while in fact the SSD is using up its valuable free cells to speed up random writes which is what defragmenting generates. So while the defragmenting program thinks it is making things more tidy, it actually causes extreme internal fragmentation; now all sequential I/O will be like random I/O. Even worse, because the internal mapping tables get so full after all these random writes, each I/O will take longer to process as the table needs to be referenced for every I/O.
Never defragment an SSD. If you did, you may want to start over fresh as TRIM or the SSD toolbox will not make the already stored remapped data go away.
Ok, I'll take your word for it, random internet guy, when every other resource and guide I've ever seen says not (sometimes even NOT in all caps, just for emphasis) to run Defrag on one.
Or, you know, maybe I won't. At all.
A quote from another post here on [H]:
I know this is touchy but a lot of support calls were solved by having the user not install a hacked OS.
I just bought this mobo as a combo deal from Micrcenter. I want SLI capability. Anyone think I should go with another manufacture considering all these problems?
All the P67 boards have problems. If you want guaranteed stability don't build one for a few months after all the issues have been worked out. There may even be new board revisions out then if the problems are hardware related.
All the P67 boards have problems. If you want guaranteed stability don't build one for a few months after all the issues have been worked out. There may even be new board revisions out then if the problems are hardware related.
I have had zero problems with my setup.
This may be your issue. Looks like there is a silicon/hardware issue with the chipsets:
http://www.intc.com/releasedetail.cfm?ReleaseID=546454&ReleasesType=Financial%20News
"SANTA CLARA, Calif.--(BUSINESS WIRE)-- As part of ongoing quality assurance, Intel Corporation has discovered a design issue in a recently released support chip, the Intel® 6 Series, code-named Cougar Point, and has implemented a silicon fix. In some cases, the Serial-ATA (SATA) ports within the chipsets may degrade over time, potentially impacting the performance or functionality of SATA-linked devices such as hard disk drives and DVD-drives."
It looks like I could have wrenched on it forever without getting it back where it was. Wonder how Asus and/or Newegg is going to handle this.
and so have i! i'm not buying the "only the sata2" ports are affected. Twice now i've had the SSD not boot and mangle the drive. Could not see data on another PC. also, the 6gb sata port wouold not detect the SSD, the old p55 board had no problem seeing it, just couldn't read shit from it.I'm experiencing odd SSD corruption issues on my p67 board that I didn't experience on my p43 board, but I'm using the grey SATA 6g ports.
and so have i! i'm not buying the "only the sata2" ports are affected. Twice now i've had the SSD not boot and mangle the drive. Could not see data on another PC. also, the 6gb sata port wouold not detect the SSD, the old p55 board had no problem seeing it, just couldn't read shit from it.
I just went into the SSD Toolbox. There are two buttons: Run Fast and Run Full Diagnostic Scan. That's what I was referring to. I'm not sure if they'll turn anything up, but who knows.
As for being full, I didn't realize that made a difference. I thought SSDs had a lot of extra space reserved to ensure that they remained efficient.
I don't recall any of the Intel SSD users in this thread mentioning that they installed the latest SSD firmware which Intel released in January 2011. It might be wise to do that.