Set vm.swappiness=1 (#13712)

It should allow system to swap anonymous pages actively when it is one step from OOM, while otherwise prefer to flush file-backed pages back into ZFS ARC, freeing more memory for it.
truenas · May 14, 2024 · b16b4fe · b16b4fe
1 parent 9d105b4
commit b16b4fe
Showing 1 changed file with 1 addition and 0 deletions.
diff --git a/src/freenas/etc/sysctl.d/10-truenas.conf b/src/freenas/etc/sysctl.d/10-truenas.conf
@@ -4,3 +4,4 @@ kernel.panic_on_io_nmi = 1
 kernel.panic_on_unrecovered_nmi = 1
 kernel.unknown_nmi_panic = 1
 kernel.watchdog_thresh = 60
+vm.swappiness=1