Published at LXer:
Sometimes, df's best estimate can be off by more than several Gigabytes... give or take ;) Today we're going to look at a little something that is a fairly hot-running-water issue on most of the Linux and Unix boards lately (actually, probably always has been, but our research staff quit on us ;) This post will be similar in focus to our previous post on the differences between sar and vmstat with regards to free memory/swap reporting.
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