#10019 NORM Not Tri: Activity Won't Start If EXT3 SD Card is Mounted at Boot-Up

Zarro Boogs per Child bugtracker at laptop.org
Tue Feb 9 08:05:58 EST 2010


#10019: Activity Won't Start If EXT3 SD Card is Mounted at Boot-Up
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           Reporter:  gypsymoth     |       Owner:               
               Type:  defect        |      Status:  new          
           Priority:  normal        |   Milestone:  Not Triaged  
          Component:  not assigned  |     Version:  not specified
         Resolution:                |    Keywords:               
        Next_action:  never set     |    Verified:  0            
Deployment_affected:                |   Blockedby:               
           Blocking:                |  
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Comment(by mikus):

 Please run the CLI command 'sudo fdisk /dev/mmcblk0', choose 'p', and tell
 us the output.

 ----

 The "OLPC_XO_Activities_Won.t_Start" entry on your website shows both
 partition 1 and partition 5 on your SD card being accessed by 'kjournal'.
 Did you really mean to have BOTH a __primary__ EXT3 partition plus an
 __extended__ EXT3 partition on that SD card ?

 [My suspicion is that one of those 'EXT3' partitions is not nicely
 defined.]

 [[BR]]I've been running SD cards in my XOs since 2007 - and I've never had
 problems with the partitions thereon being formatted for Linux.  I started
 out by formatting them as EXT3 (and had no problems), but switched those
 partitions to EXT2 __because__ they are on SD cards -- with EXT3, there
 are TWO writes to the partition (one for data, and one for the
 ext3-journal). whereas with EXT2 there is only the write for the data
 itself.  With SD cards being described as eventually "wearing out" (they
 have a limit on the number of writes they can do) -- I chose the Linux
 filesystem type that required fewer writes.

-- 
Ticket URL: <http://dev.laptop.org/ticket/10019#comment:2>
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