Hello Dietmar, Try to check if you have spawned too many threads making foxboard run out of memory. Use "top" command and watch the memory in use by your program while you connect and disconnect the ethernet cable.
Hope this helps. Alexander --- In [email protected], "dietmar.dreyer33" <[EMAIL PROTECTED]> wrote: > > Hi all! > > I encountered a very strange problem on the fox board on kernel 2.4 > (using Axis Developer Boards/Device Server SDK Release 2.01). > I wrote a daemon program that uses libcurl for periodically uploading > data to an FTP server in several threads (using pthread lib). > Up to this point all goes well, the problems begin when pulling the > ethernet connection from the foxboard and reconnecting some time > later. When telnetting to the fox board sometimes the board seems to > freeze, i.e. I receive part of the welcome message (Connected to > 192.168.xxx.xxx > etc.), but I don't get the actual login prompt and cannot login > anymore, as there is no response. Furthermore the blinking red status > led freezes (blinking is caused by program statusled), halting in a > on- or off-state, which seems to indicate, that several programs crashed, > so I suppose, there might be a kernel problem/ethernet driver problem? > I noticed, that the fox board still responded to ping requests, but in > one case, the yellow led also freezed. > I wrote syslogs to usb flash disk, but there was no indication of any > problems. > > Any ideas, what might be wrong? Thanks a lot! > > Dietmar >
