diff --git a/cmds/bugreportz/bugreportz.cpp b/cmds/bugreportz/bugreportz.cpp
index 7bed284..75855cf 100644
--- a/cmds/bugreportz/bugreportz.cpp
+++ b/cmds/bugreportz/bugreportz.cpp
@@ -27,14 +27,17 @@
 
 #include "bugreportz.h"
 
+static constexpr char BEGIN_PREFIX[] = "BEGIN:";
 static constexpr char PROGRESS_PREFIX[] = "PROGRESS:";
 
 static void write_line(const std::string& line, bool show_progress) {
     if (line.empty()) return;
 
-    // When not invoked with the -p option, it must skip PROGRESS lines otherwise it
+    // When not invoked with the -p option, it must skip BEGIN and PROGRESS lines otherwise it
     // will break adb (which is expecting either OK or FAIL).
-    if (!show_progress && android::base::StartsWith(line, PROGRESS_PREFIX)) return;
+    if (!show_progress && (android::base::StartsWith(line, PROGRESS_PREFIX) ||
+                           android::base::StartsWith(line, BEGIN_PREFIX)))
+        return;
 
     android::base::WriteStringToFd(line, STDOUT_FILENO);
 }
diff --git a/cmds/bugreportz/bugreportz_test.cpp b/cmds/bugreportz/bugreportz_test.cpp
index dfef17f..58b23d1 100644
--- a/cmds/bugreportz/bugreportz_test.cpp
+++ b/cmds/bugreportz/bugreportz_test.cpp
@@ -92,6 +92,7 @@
 
 // Tests 'bugreportz', without any argument - it will ignore progress lines.
 TEST_F(BugreportzTest, NoArgument) {
+    WriteToSocket("BEGIN:THE IGNORED PATH WARS HAS!\n");  // Should be ommited.
     WriteToSocket("What happens on 'dumpstate',");
     WriteToSocket("stays on 'bugreportz'.\n");
     WriteToSocket("PROGRESS:Y U NO OMITTED?\n");  // Should be ommited.
@@ -108,6 +109,7 @@
 
 // Tests 'bugreportz -p' - it will just echo dumpstate's output to stdout
 TEST_F(BugreportzTest, WithProgress) {
+    WriteToSocket("BEGIN:I AM YOUR PATH\n");
     WriteToSocket("What happens on 'dumpstate',");
     WriteToSocket("stays on 'bugreportz'.\n");
     WriteToSocket("PROGRESS:IS INEVITABLE\n");
@@ -118,6 +120,7 @@
     Bugreportz(true);
 
     AssertStdoutEquals(
+        "BEGIN:I AM YOUR PATH\n"
         "What happens on 'dumpstate',stays on 'bugreportz'.\n"
         "PROGRESS:IS INEVITABLE\n"
         "PROGRESS:IS NOT AUTOMATIC\n"
diff --git a/cmds/bugreportz/readme.md b/cmds/bugreportz/readme.md
index 2bc277e..2697f09 100644
--- a/cmds/bugreportz/readme.md
+++ b/cmds/bugreportz/readme.md
@@ -4,10 +4,12 @@
 the simple protocol defined below.
 
 # Version 1.1
-On version 1.1, in addition to the `OK` and `FAILURE` lines, `bugreportz -p` generates progress
-lines in the following format:
+On version 1.1, in addition to the `OK` and `FAILURE` lines, when `bugreportz` is invoked with
+`-p`, it outputs the following lines:
 
-- `PROGRESS:<progress>/<total>`, where `<progress>` is the current progress units out of a max of `<total>`.
+- `BEGIN:<path_to_bugreport_file>` right away.
+- `PROGRESS:<progress>/<total>` as `dumpstate` progresses (where `<progress>` is the current
+progress units out of a max of `<total>`).
 
 ## Version 1.0
 On version 1.0, `bugreportz` does not generate any output on `stdout` until the bugreport is
diff --git a/cmds/dumpstate/dumpstate.cpp b/cmds/dumpstate/dumpstate.cpp
index f74fe39..e9f9e57 100644
--- a/cmds/dumpstate/dumpstate.cpp
+++ b/cmds/dumpstate/dumpstate.cpp
@@ -1269,15 +1269,22 @@
             add_text_zip_entry("version.txt", version);
         }
 
-        if (do_update_progress && do_broadcast) {
-            std::vector<std::string> am_args = {
-                 "--receiver-permission", "android.permission.DUMP", "--receiver-foreground",
-                 "--es", "android.intent.extra.NAME", suffix,
-                 "--ei", "android.intent.extra.ID", std::to_string(id),
-                 "--ei", "android.intent.extra.PID", std::to_string(getpid()),
-                 "--ei", "android.intent.extra.MAX", std::to_string(WEIGHT_TOTAL),
-            };
-            send_broadcast("android.intent.action.BUGREPORT_STARTED", am_args);
+        if (do_update_progress) {
+            if (do_broadcast) {
+                // clang-format off
+                std::vector<std::string> am_args = {
+                     "--receiver-permission", "android.permission.DUMP", "--receiver-foreground",
+                     "--es", "android.intent.extra.NAME", suffix,
+                     "--ei", "android.intent.extra.ID", std::to_string(id),
+                     "--ei", "android.intent.extra.PID", std::to_string(getpid()),
+                     "--ei", "android.intent.extra.MAX", std::to_string(WEIGHT_TOTAL),
+                };
+                // clang-format on
+                send_broadcast("android.intent.action.BUGREPORT_STARTED", am_args);
+            }
+            if (use_control_socket) {
+                dprintf(control_socket_fd, "BEGIN:%s\n", path.c_str());
+            }
         }
     }
 
@@ -1460,6 +1467,7 @@
     if (do_broadcast) {
         if (!path.empty()) {
             MYLOGI("Final bugreport path: %s\n", path.c_str());
+            // clang-format off
             std::vector<std::string> am_args = {
                  "--receiver-permission", "android.permission.DUMP", "--receiver-foreground",
                  "--ei", "android.intent.extra.ID", std::to_string(id),
@@ -1468,6 +1476,7 @@
                  "--es", "android.intent.extra.BUGREPORT", path,
                  "--es", "android.intent.extra.DUMPSTATE_LOG", log_path
             };
+            // clang-format on
             if (do_fb) {
                 am_args.push_back("--es");
                 am_args.push_back("android.intent.extra.SCREENSHOT");
diff --git a/cmds/dumpsys/dumpsys.cpp b/cmds/dumpsys/dumpsys.cpp
index 957a449..d19e98a 100644
--- a/cmds/dumpsys/dumpsys.cpp
+++ b/cmds/dumpsys/dumpsys.cpp
@@ -274,9 +274,8 @@
             if (N > 1) {
               std::chrono::duration<double> elapsed_seconds =
                   std::chrono::steady_clock::now() - start;
-              aout << StringPrintf("------ %.3fs was the duration of '", elapsed_seconds.count()).
-                  c_str();
-              aout << service_name << "' ------" << endl;
+              aout << StringPrintf("--------- %.3fs ", elapsed_seconds.count()).c_str()
+                   << "was the duration of dumpsys " << service_name << endl;
             }
         } else {
             aerr << "Can't find service: " << service_name << endl;
diff --git a/services/sensorservice/SensorService.cpp b/services/sensorservice/SensorService.cpp
index 0c4dc26..a24740b 100644
--- a/services/sensorservice/SensorService.cpp
+++ b/services/sensorservice/SensorService.cpp
@@ -47,6 +47,7 @@
 
 #include <inttypes.h>
 #include <math.h>
+#include <sched.h>
 #include <stdint.h>
 #include <sys/socket.h>
 #include <sys/stat.h>
@@ -71,6 +72,7 @@
 
 #define SENSOR_SERVICE_DIR "/data/system/sensor_service"
 #define SENSOR_SERVICE_HMAC_KEY_FILE  SENSOR_SERVICE_DIR "/hmac_key"
+#define SENSOR_SERVICE_SCHED_FIFO_PRIORITY 10
 
 // Permissions.
 static const String16 sDump("android.permission.DUMP");
@@ -117,6 +119,15 @@
     return true;
 }
 
+// Set main thread to SCHED_FIFO to lower sensor event latency when system is under load
+void SensorService::enableSchedFifoMode() {
+    struct sched_param param = {0};
+    param.sched_priority = SENSOR_SERVICE_SCHED_FIFO_PRIORITY;
+    if (sched_setscheduler(getTid(), SCHED_FIFO | SCHED_RESET_ON_FORK, &param) != 0) {
+        ALOGE("Couldn't set SCHED_FIFO for SensorService thread");
+    }
+}
+
 void SensorService::onFirstRef() {
     ALOGD("nuSensorService starting...");
     SensorDevice& dev(SensorDevice::getInstance());
@@ -261,6 +272,9 @@
             mAckReceiver = new SensorEventAckReceiver(this);
             mAckReceiver->run("SensorEventAckReceiver", PRIORITY_URGENT_DISPLAY);
             run("SensorService", PRIORITY_URGENT_DISPLAY);
+
+            // priority can only be changed after run
+            enableSchedFifoMode();
         }
     }
 }
diff --git a/services/sensorservice/SensorService.h b/services/sensorservice/SensorService.h
index 68d4154..1e1ea5a 100644
--- a/services/sensorservice/SensorService.h
+++ b/services/sensorservice/SensorService.h
@@ -215,6 +215,8 @@
     // Either read from storage or create a new one.
     static bool initializeHmacKey();
 
+    // Enable SCHED_FIFO priority for thread
+    void enableSchedFifoMode();
 
     static uint8_t sHmacGlobalKey[128];
     static bool sHmacGlobalKeyIsValid;
diff --git a/services/surfaceflinger/DispSync.cpp b/services/surfaceflinger/DispSync.cpp
index 37b6420..c67feb3 100644
--- a/services/surfaceflinger/DispSync.cpp
+++ b/services/surfaceflinger/DispSync.cpp
@@ -383,6 +383,13 @@
         mThread(new DispSyncThread(name)) {
 
     mThread->run("DispSync", PRIORITY_URGENT_DISPLAY + PRIORITY_MORE_FAVORABLE);
+    // set DispSync to SCHED_FIFO to minimize jitter
+    struct sched_param param = {0};
+    param.sched_priority = 1;
+    if (sched_setscheduler(mThread->getTid(), SCHED_FIFO, &param) != 0) {
+        ALOGE("Couldn't set SCHED_FIFO for DispSyncThread");
+    }
+
 
     reset();
     beginResync();
diff --git a/services/surfaceflinger/Layer.cpp b/services/surfaceflinger/Layer.cpp
index 2a3c229..2b89939 100644
--- a/services/surfaceflinger/Layer.cpp
+++ b/services/surfaceflinger/Layer.cpp
@@ -559,7 +559,7 @@
 #endif
             activeCrop.clear();
         }
-        activeCrop = s.active.transform.inverse().transform(activeCrop);
+        activeCrop = s.active.transform.inverse().transform(activeCrop, true);
         // This needs to be here as transform.transform(Rect) computes the
         // transformed rect and then takes the bounding box of the result before
         // returning. This means
diff --git a/services/surfaceflinger/RenderEngine/RenderEngine.cpp b/services/surfaceflinger/RenderEngine/RenderEngine.cpp
index 27357b9..d6a032f 100644
--- a/services/surfaceflinger/RenderEngine/RenderEngine.cpp
+++ b/services/surfaceflinger/RenderEngine/RenderEngine.cpp
@@ -436,6 +436,13 @@
     return config;
 }
 
+
+void RenderEngine::primeCache() const {
+    // Getting the ProgramCache instance causes it to prime its shader cache,
+    // which is performed in its constructor
+    ProgramCache::getInstance();
+}
+
 // ---------------------------------------------------------------------------
 }; // namespace android
 // ---------------------------------------------------------------------------
diff --git a/services/surfaceflinger/RenderEngine/RenderEngine.h b/services/surfaceflinger/RenderEngine/RenderEngine.h
index 9cc1ed7..0259881 100644
--- a/services/surfaceflinger/RenderEngine/RenderEngine.h
+++ b/services/surfaceflinger/RenderEngine/RenderEngine.h
@@ -63,6 +63,8 @@
 
     static EGLConfig chooseEglConfig(EGLDisplay display, int format);
 
+    void primeCache() const;
+
     // dump the extension strings. always call the base class.
     virtual void dump(String8& result);
 
diff --git a/services/surfaceflinger/SurfaceFlinger.cpp b/services/surfaceflinger/SurfaceFlinger.cpp
index e2bd19f..820c332 100644
--- a/services/surfaceflinger/SurfaceFlinger.cpp
+++ b/services/surfaceflinger/SurfaceFlinger.cpp
@@ -465,18 +465,13 @@
         mSFEventThread = new EventThread(sfVsyncSrc, *this);
         mEventQueue.setEventThread(mSFEventThread);
 
-        // set EventThread and SFEventThread to SCHED_FIFO for minimum jitter
+        // set SFEventThread to SCHED_FIFO to minimize jitter
         struct sched_param param = {0};
         param.sched_priority = 1;
-        if (sched_setscheduler(mEventThread->getTid(), SCHED_FIFO, &param) != 0) {
-            ALOGE("Couldn't set SCHED_FIFO for EventThread");
-        }
-
         if (sched_setscheduler(mSFEventThread->getTid(), SCHED_FIFO, &param) != 0) {
             ALOGE("Couldn't set SCHED_FIFO for SFEventThread");
         }
 
-
         // Get a RenderEngine for the given display / config (can't fail)
         mRenderEngine = RenderEngine::create(mEGLDisplay,
                 HAL_PIXEL_FORMAT_RGBA_8888);
@@ -509,6 +504,8 @@
     // set initial conditions (e.g. unblank default device)
     initializeDisplays();
 
+    mRenderEngine->primeCache();
+
     // start boot animation
     startBootAnim();
 
@@ -2616,6 +2613,7 @@
     }
 
     if (currentMode == HWC_POWER_MODE_OFF) {
+        // Turn on the display
         getHwComposer().setPowerMode(type, mode);
         if (type == DisplayDevice::DISPLAY_PRIMARY) {
             // FIXME: eventthread only knows about the main display right now
@@ -2626,7 +2624,19 @@
         mVisibleRegionsDirty = true;
         mHasPoweredOff = true;
         repaintEverything();
+
+        struct sched_param param = {0};
+        param.sched_priority = 1;
+        if (sched_setscheduler(0, SCHED_FIFO, &param) != 0) {
+            ALOGW("Couldn't set SCHED_FIFO on display on");
+        }
     } else if (mode == HWC_POWER_MODE_OFF) {
+        // Turn off the display
+        struct sched_param param = {0};
+        if (sched_setscheduler(0, SCHED_OTHER, &param) != 0) {
+            ALOGW("Couldn't set SCHED_OTHER on display off");
+        }
+
         if (type == DisplayDevice::DISPLAY_PRIMARY) {
             disableHardwareVsync(true); // also cancels any in-progress resync
 
diff --git a/services/surfaceflinger/SurfaceFlinger_hwc1.cpp b/services/surfaceflinger/SurfaceFlinger_hwc1.cpp
index 6fe2358..34240b4 100644
--- a/services/surfaceflinger/SurfaceFlinger_hwc1.cpp
+++ b/services/surfaceflinger/SurfaceFlinger_hwc1.cpp
@@ -461,13 +461,9 @@
     mSFEventThread = new EventThread(sfVsyncSrc, *this);
     mEventQueue.setEventThread(mSFEventThread);
 
-    // set EventThread and SFEventThread to SCHED_FIFO for minimum jitter
+    // set SFEventThread to SCHED_FIFO to minimize jitter
     struct sched_param param = {0};
     param.sched_priority = 1;
-    if (sched_setscheduler(mEventThread->getTid(), SCHED_FIFO, &param) != 0) {
-        ALOGE("Couldn't set SCHED_FIFO for EventThread");
-    }
-
     if (sched_setscheduler(mSFEventThread->getTid(), SCHED_FIFO, &param) != 0) {
         ALOGE("Couldn't set SCHED_FIFO for SFEventThread");
     }
@@ -538,6 +534,8 @@
     // set initial conditions (e.g. unblank default device)
     initializeDisplays();
 
+    mRenderEngine->primeCache();
+
     // start boot animation
     startBootAnim();
 }
@@ -2532,6 +2530,7 @@
     }
 
     if (currentMode == HWC_POWER_MODE_OFF) {
+        // Turn on the display
         getHwComposer().setPowerMode(type, mode);
         if (type == DisplayDevice::DISPLAY_PRIMARY) {
             // FIXME: eventthread only knows about the main display right now
@@ -2542,7 +2541,19 @@
         mVisibleRegionsDirty = true;
         mHasPoweredOff = true;
         repaintEverything();
+
+        struct sched_param param = {0};
+        param.sched_priority = 1;
+        if (sched_setscheduler(0, SCHED_FIFO, &param) != 0) {
+            ALOGW("Couldn't set SCHED_FIFO on display on");
+        }
     } else if (mode == HWC_POWER_MODE_OFF) {
+        // Turn off the display
+        struct sched_param param = {0};
+        if (sched_setscheduler(0, SCHED_OTHER, &param) != 0) {
+            ALOGW("Couldn't set SCHED_OTHER on display off");
+        }
+
         if (type == DisplayDevice::DISPLAY_PRIMARY) {
             disableHardwareVsync(true); // also cancels any in-progress resync
 
diff --git a/services/surfaceflinger/Transform.cpp b/services/surfaceflinger/Transform.cpp
index c2be91d..6be9ae2 100644
--- a/services/surfaceflinger/Transform.cpp
+++ b/services/surfaceflinger/Transform.cpp
@@ -196,7 +196,7 @@
     return transform( Rect(w, h) );
 }
 
-Rect Transform::transform(const Rect& bounds) const
+Rect Transform::transform(const Rect& bounds, bool roundOutwards) const
 {
     Rect r;
     vec2 lt( bounds.left,  bounds.top    );
@@ -209,10 +209,17 @@
     lb = transform(lb);
     rb = transform(rb);
 
-    r.left   = floorf(min(lt[0], rt[0], lb[0], rb[0]) + 0.5f);
-    r.top    = floorf(min(lt[1], rt[1], lb[1], rb[1]) + 0.5f);
-    r.right  = floorf(max(lt[0], rt[0], lb[0], rb[0]) + 0.5f);
-    r.bottom = floorf(max(lt[1], rt[1], lb[1], rb[1]) + 0.5f);
+    if (roundOutwards) {
+        r.left   = floorf(min(lt[0], rt[0], lb[0], rb[0]));
+        r.top    = floorf(min(lt[1], rt[1], lb[1], rb[1]));
+        r.right  = ceilf(max(lt[0], rt[0], lb[0], rb[0]));
+        r.bottom = ceilf(max(lt[1], rt[1], lb[1], rb[1]));
+    } else {
+        r.left   = floorf(min(lt[0], rt[0], lb[0], rb[0]) + 0.5f);
+        r.top    = floorf(min(lt[1], rt[1], lb[1], rb[1]) + 0.5f);
+        r.right  = floorf(max(lt[0], rt[0], lb[0], rb[0]) + 0.5f);
+        r.bottom = floorf(max(lt[1], rt[1], lb[1], rb[1]) + 0.5f);
+    }
 
     return r;
 }
diff --git a/services/surfaceflinger/Transform.h b/services/surfaceflinger/Transform.h
index 90855da..66463a0 100644
--- a/services/surfaceflinger/Transform.h
+++ b/services/surfaceflinger/Transform.h
@@ -78,7 +78,8 @@
             Rect    makeBounds(int w, int h) const;
             vec2    transform(int x, int y) const;
             Region  transform(const Region& reg) const;
-            Rect    transform(const Rect& bounds) const;
+            Rect    transform(const Rect& bounds,
+                    bool roundOutwards = false) const;
             Transform operator * (const Transform& rhs) const;
             // assumes the last row is < 0 , 0 , 1 >
             vec2 transform(const vec2& v) const;
diff --git a/services/surfaceflinger/main_surfaceflinger.cpp b/services/surfaceflinger/main_surfaceflinger.cpp
index 543d0c7..53a63bd 100644
--- a/services/surfaceflinger/main_surfaceflinger.cpp
+++ b/services/surfaceflinger/main_surfaceflinger.cpp
@@ -64,7 +64,7 @@
     sm->addService(String16(GpuService::SERVICE_NAME), gpuservice, false);
 
     struct sched_param param = {0};
-    param.sched_priority = 1;
+    param.sched_priority = 2;
     if (sched_setscheduler(0, SCHED_FIFO, &param) != 0) {
         ALOGE("Couldn't set SCHED_FIFO");
     }