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aaron_llw
Post subject: Can chkfsys be used in QNX6 nor flash file system?  PostPosted: Jan 28, 2007 - 09:32 AM
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Joined: Jan 28, 2007
Posts: 1

We use QNX 6.2.1 with nor flash file system in our embeded applications. There's possibility that system power down without shutdown command, so flash filesystem crush sometimes, with error information "Crupted file system" when access.
I have tried "chkfsys" to solve the problem, but QNX always shows "There are no QNX4 filesystems mounted at this point", and no checking actions, even I use -u or -P parameter.
Configurations related to filesystem in my build file shows below:
devf-sandpoint -s 0x70000000,16M -v &
flashctl -p/dev/fs0p0 -n/flash -l 7M -m
waitfor /flash
I have tried "chkfsys /flash" or "chkfsys -m /dev/fs0p0", but none of them works.
So, whether "chkfsys" can be used in QNX6 nor flash file system? If not, is there another way to solve the filesystem cruption?
 
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mario
Post subject: RE: Can chkfsys be used in QNX6 nor flash file system?  PostPosted: Jan 28, 2007 - 06:37 PM
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Joined: Sep 01, 2002
Posts: 2675

chkfsys is for QNX4 file system only. Flash have totaly different filesystem tune for flash caracteristic. I've heard 6.3 has much much better flash file system. Still I'm surprise you are seing such behavior. Even the 6.2.1 ffs was pretty good.
 
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