mcclnx mcc wrote: > we have Redhat 5.5 on server. Recently we tried to use "sleep" command on > batch job script some sleep work but some not sleep. any one have ideal? > Do you mean that you have Red Hat Enterprise Linux 5.5? If so you should be getting your support from RedHat. Or do you have CentOS 5.5? Its not clear from what you've said, its rather ambiguous. Sharon. 19:34:49 up 34 days, 5:29, 2 users, load average: 1.76, 1.54, 1.66 A taste of linux http://www.sharons.org.uk/taste/index.html efever http://www.efever.blogspot.com/ Centos 5.5, KDE 3.5.4-25, OpenOffice 3.2.1 Registered Linux user 334501