diff --git a/src/main/java/baritone/behavior/impl/MineBehavior.java b/src/main/java/baritone/behavior/impl/MineBehavior.java
new file mode 100644
index 00000000..01dd4137
--- /dev/null
+++ b/src/main/java/baritone/behavior/impl/MineBehavior.java
@@ -0,0 +1,4 @@
+package baritone.behavior.impl;
+
+public class MineBehavior {
+}
diff --git a/src/main/java/baritone/chunk/CachedRegion.java b/src/main/java/baritone/chunk/CachedRegion.java
index 7d2ed3dc..66204d5a 100644
--- a/src/main/java/baritone/chunk/CachedRegion.java
+++ b/src/main/java/baritone/chunk/CachedRegion.java
@@ -117,8 +117,8 @@ public final class CachedRegion implements IBlockTypeAccess {
                 Files.createFile(regionFile);
             try (
                     FileOutputStream fileOut = new FileOutputStream(regionFile.toFile());
-                    GZIPOutputStream gzipOut = new GZIPOutputStream(fileOut);
-                    DataOutputStream out = new DataOutputStream(gzipOut);
+                    GZIPOutputStream gzipOut = new GZIPOutputStream(fileOut, 16384);
+                    DataOutputStream out = new DataOutputStream(gzipOut)
             ) {
                 out.writeInt(CACHED_REGION_MAGIC);
                 for (int z = 0; z < 32; z++) {
@@ -183,8 +183,8 @@ public final class CachedRegion implements IBlockTypeAccess {
 
             try (
                     FileInputStream fileIn = new FileInputStream(regionFile.toFile());
-                    GZIPInputStream gzipIn = new GZIPInputStream(fileIn);
-                    DataInputStream in = new DataInputStream(gzipIn);
+                    GZIPInputStream gzipIn = new GZIPInputStream(fileIn, 32768);
+                    DataInputStream in = new DataInputStream(gzipIn)
             ) {
                 int magic = in.readInt();
                 if (magic != CACHED_REGION_MAGIC) {
diff --git a/src/main/java/baritone/chunk/CachedWorld.java b/src/main/java/baritone/chunk/CachedWorld.java
index b24857de..42b4c13d 100644
--- a/src/main/java/baritone/chunk/CachedWorld.java
+++ b/src/main/java/baritone/chunk/CachedWorld.java
@@ -69,6 +69,7 @@ public final class CachedWorld implements IBlockTypeAccess {
         new Thread() {
             public void run() {
                 try {
+                    Thread.sleep(30000);
                     while (true) {
                         // since a region only saves if it's been modified since its last save
                         // saving every 10 minutes means that once it's time to exit
@@ -141,7 +142,7 @@ public final class CachedWorld implements IBlockTypeAccess {
             return;
         }
         long start = System.currentTimeMillis();
-        this.cachedRegions.values().forEach(region -> {
+        this.cachedRegions.values().parallelStream().forEach(region -> {
             if (region != null)
                 region.save(this.directory);
         });