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Linux Cubed Series 7: Sunsite
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Linux Cubed Series 7 - Sunsite Vol 1.iso
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admin-v1.000
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admin-v1
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load
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1995-05-20
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2KB
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53 lines
#!/bin/sh
#
# load: Display system load, with suggestions as to how appropriate a
# time it is to run a CPU-intensive process.
#
echo
echo " SYSTEM LOAD ANALYSIS"
echo
uptime | awk '{
val = $(NF - 2)
if (substr(val, length(val), length(val)) == ",")
val = substr(val, 1, length(val)-1)
printf "The current system load is %s\n\n", val
if (val < 1) {
print "This is a very light system load."
print "It is a good time to run a report."
}
else if (val < 1.5) {
print "This is a relatively light system load. It is OK to run"
print "a report now."
} else if (val < 2) {
print "This is a moderate system load. Long reports will slow"
print "the system down a bit, but go ahead if you must."
print "Better yet, for low-priority reports, wait until the"
print "system load drops below 1.00."
} else if (val < 3) {
print "This is a medium-to-heavy load. Please do not run long reports"
print "unless you really have to. They WILL slow the system down somewhat."
} else if (val < 4) {
print "This is a heavy load. Please do not run reports unless they are"
print "very urgent."
} else if (val < 5) {
print "This is an EXTREMELY HEAVY system load. Please defer running any"
print "reports at least until the load drops down under 3.00,"
print "preferably under 2.00. Thank you."
}
else if (val < 7) {
print "At this rate, the CPU may soon have a meltdown..."
print "Please, PLEASE do NOT run any reports until the load"
print "settles down below 3.00 !! THANK YOU!"
}
else {
print "This is a ridiculously heavy load; there may be"
print "something wrong with the system. Please contact a Tech"
print "person immediately, and, of course, do not run any reports."
}
}'