diff --git a/dracut-module-setup.sh b/dracut-module-setup.sh
index 37aaa80..e6358a8 100755
--- a/dracut-module-setup.sh
+++ b/dracut-module-setup.sh
@@ -537,16 +537,18 @@ kdump_install_conf() {
     rm -f ${initdir}/tmp/$$-kdump.conf
 }
 
-# Default sysctl parameters should suffice for kdump kernel.
-# Remove custom configurations sysctl.conf & sysctl.d/*
-remove_sysctl_conf() {
-
+# Remove user custom configurations sysctl.conf & sysctl.d/*
+# and apply some optimization for kdump
+overwrite_sysctl_conf() {
     # As custom configurations like vm.min_free_kbytes can lead
     # to OOM issues in kdump kernel, avoid them
     rm -f "${initdir}/etc/sysctl.conf"
     rm -rf "${initdir}/etc/sysctl.d"
     rm -rf "${initdir}/run/sysctl.d"
     rm -rf "${initdir}/usr/lib/sysctl.d"
+
+    mkdir -p "${initdir}/etc/sysctl.d"
+    echo "vm.zone_reclaim_mode = 3" > "${initdir}/etc/sysctl.d/99-zone-reclaim.conf"
 }
 
 kdump_iscsi_get_rec_val() {
@@ -812,7 +814,7 @@ kdump_install_random_seed() {
 
 install() {
     kdump_install_conf
-    remove_sysctl_conf
+    overwrite_sysctl_conf
 
     if is_ssh_dump_target; then
         kdump_install_random_seed