On Jan 18, 2008, at 7:15 AM, DI BACCO ANTONIO - technolabs wrote: > I have a linux-2.6.19.2 board with an MPC880 with 16MB ram and 16 MB > flash. > Normally I have 9-10 MB of free RAM. > > If I allocate 5 MB of ram memory, the system continues to work > normally, but if, instead of allocating 5 MB directly, I fill the / > tmp directory (that has a tmpfs file system) with a 5MB file the > system becomes slow and after some minutes the oom_killer is > invoked. Before it dies I had the time to see that mtdblockd is > taking a lot of CPU (20%), what could be the problem? > Posting any output from OOM, etc would be useful.
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