在我之前的帖子中,我需要在10台计算机之间分发pgm文件的数据.在Jonathan Dursi和Shawn Chin的帮助下,我整合了代码.我可以编译我的程序,但它有分段错误.我跑了但什么都没发生
mpirun -np 10 ./exmpi_2 balloons.pgm output.pgm
结果是
[ubuntu:04803] *** Process received signal ***
[ubuntu:04803] Signal: Segmentation fault (11)
[ubuntu:04803] Signal code: Address not mapped (1)
[ubuntu:04803] Failing at address: 0x7548d0c
[ubuntu:04803] [ 0] [0x86b410]
[ubuntu:04803] [ 1] /lib/tls/i686/cmov/libc.so.6(fclose+0x1a0) [0x186b00]
[ubuntu:04803] [ 2] ./exmpi_2(main+0x78e) [0x80492c2]
[ubuntu:04803] [ 3] /lib/tls/i686/cmov/libc.so.6(__libc_start_main+0xe6) [0x141bd6]
[ubuntu:04803] [ 4] ./exmpi_2() [0x8048aa1]
[ubuntu:04803] *** End of error message ***
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mpirun noticed that process rank 1 with PID 4803 on node ubuntu exited on signal …