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August 22, 2018 00:02
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This is a script I use to free up memory on my system. It syncs all IO buffers to disk, then instructs the kernel to drop all caches. However, caches exist for a reason. Manually clearing them will temporarily degrade application performance.
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| #! /bin/bash | |
| free -m | |
| sudo sh -c "sync; echo 3 > /proc/sys/vm/drop_caches" | |
| free -m |
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