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# this is the writer trace
# this sequence is repeated 4 times
...
write(3, "This is some silly,\n", 20)   = 20
close(3)                                = 0
munmap(0x40016000, 4096)                = 0

# this is the reader trace
# notice how we got all 82 bytes at one shot
...
write(1, "done.\n", 6)                  = 6
write(1, "Taking a long time... ", 22)  = 22
time([1009160476])                      = 1009160476

       Under  Linux,  opening a FIFO for read and write will suc?
       ceed both in blocking and non-blocking mode. POSIX  leaves
...
       cess  that  uses  both  ends of the connection in order to
       communicate with itself should be very  careful  to  avoid
       deadlocks.