Description: Explain what SWAP means in top
Author: Craig Small <firstname.lastname@example.org>
@@ -401,13 +401,13 @@
o:\fB VIRT\fR \*(EM Virtual Image (kb)
The total amount of \*(MV used by the task.
It includes all code, data and shared libraries plus pages that have been
-VIRT = SWAP + RES.
+swapped out and pages that have been mapped but not used.
p:\fB SWAP\fR \*(EM Swapped size (kb)
-The swapped out portion of a task's total \*(MV image.
+Memory that is not resident but is present in a task. This is memory that
+has been swapped out but could include additional non-resident memory.
+This column is calculated by subtracting \*(MP from \*(MV.
q:\fB RES\fR \*(EM Resident size (kb)