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-rw-r--r--files/sysctl.d/81-rpi-vm.conf6
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diff --git a/files/sysctl.d/81-rpi-vm.conf b/files/sysctl.d/81-rpi-vm.conf
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+# Avoid swapping and increase cache sizes
+vm.swappiness=1
+vm.dirty_background_ratio=20
+vm.dirty_ratio=40
+vm.dirty_writeback_centisecs=500
+vm.dirty_expire_centisecs=6000