free-ram: drop caches

as per suggestion of Adrian Schmutzler / Gluon
SvenRoederer · Oct 25, 2020 · 79360e9 · 79360e9
1 parent e9acd35
commit 79360e9
Showing 1 changed file with 2 additions and 0 deletions.
diff --git a/embedded-files/lib/update/freifunk-berlin_freeup-ram.sh b/embedded-files/lib/update/freifunk-berlin_freeup-ram.sh
@@ -14,6 +14,8 @@ ffberlin_freeup_ram() {
   rm >/dev/null -f /tmp/luci-indexcache*
   rm >/dev/null -rf /tmp/luci-modulecache
 
+  # taken from Gluon (http://lists.infradead.org/pipermail/openwrt-devel/2020-October/031783.html)
+  echo 3 > /proc/sys/vm/drop_caches
 }
 
 ffberlin_freeup_ram