> > sample.sh is simple script. (echo asdf >> /root/sample.txt) > but doesn't operate. shell script permission is 755. > ..... program is executed once, and each message is sent to the stdin of the given program. you may try strace to find out what the problem might be. -- Bazsi PGP info: KeyID 9AF8D0A9 Fingerprint CD27 CFB0 802C 0944 9CFD 804E C82C 8EB1 url: http://www.balabit.hu/pgpkey.txt