diff --git a/docs/pi_zero_2_w_Config.md b/docs/pi_zero_2_w_Config.md
index 905397d..c03b321 100644
--- a/docs/pi_zero_2_w_Config.md
+++ b/docs/pi_zero_2_w_Config.md
@@ -29,7 +29,7 @@ arm_freq=1200
 over_voltage=6
 ```
 
-## 4.Tunning: disable vc cma and video code
+## 4.Tunning: Disable vc cma and video code
 
 Add file: **/etc/modprobe.d/blacklist.conf**
 
@@ -40,3 +40,12 @@ blacklist bcm2835_isp
 blacklist bcm2835_mmal_vchiq
 blacklist vc_sm_cma
 ```
+## Optional
+
+Faster speed instead of running programs with large memory requirements (compressed memory)
+Undo the following from cmdline:
+
+```
+cgroup_enable=1 cgroup_memory=1 cgroup_enable=cpuset cgroup_enable=memory swapaccount=1 
+zswap.enabled=1 zswap.zpool=z3fold zswap.compressor=lz4 zswap.max_pool_percent=25
+```