Hi, On Sun, Sep 18, 2011 at 10:58:23PM +0400, Alexander Gordeev wrote: > BTW you shouldn't even expect to read() 6 bytes from file at once.
For normal files, read() will never read less than requested, unless you
hit an error or eof.
> $ strace -f -e trace=read,write sh -c 'dd if=/dev/urandom bs=1 count=6
> | cat > /dev/null'
/dev/urandom is not a *file*...
> cat tries to read 32768 but gets 1 byte on every read.
... and cat does not read from /dev/urandom in the first place here, but
from the pipe from dd.
gert
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