Stress Test: scp

TEST NAME

scp - copy files from one machine to another

SYNOPSIS

sh scp.sh remote_machine

DESCRIPTION

These tests use the scp command to copy files from one machine to another. The tests terminate if any file becomes corrupted.

OPERANDS

remote_machine

Either the host name or IP address of the machine to which files and directories are copied. If the host name is specified, it must appear in /etc/hosts along with the remote machine's IP address.

USAGE VARIABLES

RUNTIME

This environment variable specifies, in seconds, the duration of the test.

SETUP

You need two machines connected by a network, either back-to-back, or through a hub or switch.

Ensure that sufficient disk space is available on the remote machine for copying.

OUTPUT

At the start of each iteration, the current time is output.

DURATION

8 hours

POSSIBLE CONCURRENT TESTS

You can run this test concurrently with lsalr, mpflip, cl3se3, ftpstress, and spray.

NOTES

The scp test copies /kernel/unix on the local machine to /tmp on the remote machine.

EXAMPLES

# RUNTIME=30
# export RUNTIME
# ./scp.sh dellboy240
Runtime: 30 seconds
Changing local directory to /tmp
Thursday March  2 13:52:21 GMT 2000
Thursday March  2 13:52:29 GMT 2000
Thursday March  2 13:52:37 GMT 2000
Thursday March  2 13:52:46 GMT 2000
!PASS: Completed 5 copies successfully

REFERENCES

scp(1), ssh(1), hosts(4)