diff --git a/device/arista/x86_64-arista_7050_qx32/platform_reboot b/device/arista/x86_64-arista_7050_qx32/platform_reboot
deleted file mode 100755
index da438b8fe5..0000000000
--- a/device/arista/x86_64-arista_7050_qx32/platform_reboot
+++ /dev/null
@@ -1,87 +0,0 @@
-#!/usr/bin/env python
-# Copyright (c) 2018 Arista Networks, Inc.  All rights reserved.
-# Arista Networks, Inc. Confidential and Proprietary.
-
-# Reboot script for 7050QX-32
-
-from __future__ import print_function
-import sys
-import mmap, os
-import subprocess
-from struct import pack, unpack
-
-class MmapResource( object ):
-   """Resource implementation for a directly-mapped memory region."""
-
-   def __init__( self, path ):
-      try:
-         fd = os.open( path, os.O_RDWR )
-      except EnvironmentError:
-         print( "FAIL can not open scd memory-map resource file" )
-         print( "FAIL are you running on the proper platform?" )
-         sys.exit( 1 )
-      try:
-         size = os.fstat( fd ).st_size
-      except EnvironmentError:
-         print( "FAIL can not fstat scd memory-map resource file" )
-         print( "FAIL are you running on the proper platform?" )
-         sys.exit( 1 )
-      try:
-         self.mmap_ = mmap.mmap( fd, size, mmap.MAP_SHARED,
-                      mmap.PROT_READ | mmap.PROT_WRITE )
-      except EnvironmentError:
-         print( "FAIL can not map scd memory-map file" )
-         print( "FAIL are you running on the proper platform?" )
-         sys.exit( 1 )
-      finally:
-         try:
-            # Note that closing the file descriptor has no effect on the memory map
-            os.close( fd )
-         except EnvironmentError:
-            print( "FAIL failed to close scd memory-map file" )
-            sys.exit( 1 )
-
-   def read32( self, addr ):
-      return unpack( '<L', self.mmap_[ addr : addr + 4 ] )[ 0 ]
-
-   def write32( self, addr, value ):
-      self.mmap_[ addr: addr + 4 ] = pack( '<L', value )
-
-def scdRegTest( scd, offset, val1, count ):
-   scd.write32( offset, val1 )
-   val2 = scd.read32( offset )
-   if val1 != val2:
-      print( "FAIL: scd write 0x%08x but read back 0x%08x in iter %d" %
-             ( val1, val2, count ) )
-      sys.exit( 17 )
-
-def scdScrRegTest( scd ):
-   scrOffset = 0x0130
-   for i in range( 0, 3 ):
-      scdRegTest( scd, scrOffset, 0xdeadbeef, i )
-      scdRegTest( scd, scrOffset, 0xa5a5a5a5, i )
-      scdRegTest( scd, scrOffset, 0x00000000, i )
-
-def reboot( scd ):
-   # reboot the system by writing to register 0x7000
-   print( "Rebooting" )
-   scd.write32( 0x7000, 0xDEAD )
-   print( "REBOOTED" )
-
-def main():
-   busName = "/sys/bus/pci/devices/0000:04:00.0/resource0"
-
-   subprocess.call( [ 'modprobe', 'scd' ] )
-
-   scd = MmapResource( busName )
-
-   #
-   # verify that we can read/write scd scratch register
-   #
-   scdScrRegTest( scd )
-
-   # reboot the system
-   reboot( scd )
-
-if __name__ == "__main__":
-   main()
diff --git a/device/arista/x86_64-arista_7050_qx32/platform_reboot b/device/arista/x86_64-arista_7050_qx32/platform_reboot
new file mode 120000
index 0000000000..7f94a49e38
--- /dev/null
+++ b/device/arista/x86_64-arista_7050_qx32/platform_reboot
@@ -0,0 +1 @@
+../x86_64-arista_common/platform_reboot
\ No newline at end of file
diff --git a/device/arista/x86_64-arista_7050_qx32s/platform_reboot b/device/arista/x86_64-arista_7050_qx32s/platform_reboot
deleted file mode 100755
index 6e9da63950..0000000000
--- a/device/arista/x86_64-arista_7050_qx32s/platform_reboot
+++ /dev/null
@@ -1,87 +0,0 @@
-#!/usr/bin/env python
-# Copyright (c) 2018 Arista Networks, Inc.  All rights reserved.
-# Arista Networks, Inc. Confidential and Proprietary.
-
-# Reboot script for 7050QX-32S
-
-from __future__ import print_function
-import sys
-import mmap, os
-import subprocess
-from struct import pack, unpack
-
-class MmapResource( object ):
-   """Resource implementation for a directly-mapped memory region."""
-
-   def __init__( self, path ):
-      try:
-         fd = os.open( path, os.O_RDWR )
-      except EnvironmentError:
-         print( "FAIL can not open scd memory-map resource file" )
-         print( "FAIL are you running on the proper platform?" )
-         sys.exit( 1 )
-      try:
-         size = os.fstat( fd ).st_size
-      except EnvironmentError:
-         print( "FAIL can not fstat scd memory-map resource file" )
-         print( "FAIL are you running on the proper platform?" )
-         sys.exit( 1 )
-      try:
-         self.mmap_ = mmap.mmap( fd, size, mmap.MAP_SHARED,
-                      mmap.PROT_READ | mmap.PROT_WRITE )
-      except EnvironmentError:
-         print( "FAIL can not map scd memory-map file" )
-         print( "FAIL are you running on the proper platform?" )
-         sys.exit( 1 )
-      finally:
-         try:
-            # Note that closing the file descriptor has no effect on the memory map
-            os.close( fd )
-         except EnvironmentError:
-            print( "FAIL failed to close scd memory-map file" )
-            sys.exit( 1 )
-
-   def read32( self, addr ):
-      return unpack( '<L', self.mmap_[ addr : addr + 4 ] )[ 0 ]
-
-   def write32( self, addr, value ):
-      self.mmap_[ addr: addr + 4 ] = pack( '<L', value )
-
-def scdRegTest( scd, offset, val1, count ):
-   scd.write32( offset, val1 )
-   val2 = scd.read32( offset )
-   if val1 != val2:
-      print( "FAIL: scd write 0x%08x but read back 0x%08x in iter %d" %
-             ( val1, val2, count ) )
-      sys.exit( 17 )
-
-def scdScrRegTest( scd ):
-   scrOffset = 0x0130
-   for i in range( 0, 3 ):
-      scdRegTest( scd, scrOffset, 0xdeadbeef, i )
-      scdRegTest( scd, scrOffset, 0xa5a5a5a5, i )
-      scdRegTest( scd, scrOffset, 0x00000000, i )
-
-def reboot( scd ):
-   # reboot the system by writing to register 0x7000
-   print( "Rebooting" )
-   scd.write32( 0x7000, 0xDEAD )
-   print( "REBOOTED" )
-
-def main():
-   busName = "/sys/bus/pci/devices/0000:02:00.0/resource0"
-
-   subprocess.call( [ 'modprobe', 'scd' ] )
-
-   scd = MmapResource( busName )
-
-   #
-   # verify that we can read/write scd scratch register
-   #
-   scdScrRegTest( scd )
-
-   # reboot the system
-   reboot( scd )
-
-if __name__ == "__main__":
-   main()
diff --git a/device/arista/x86_64-arista_7050_qx32s/platform_reboot b/device/arista/x86_64-arista_7050_qx32s/platform_reboot
new file mode 120000
index 0000000000..7f94a49e38
--- /dev/null
+++ b/device/arista/x86_64-arista_7050_qx32s/platform_reboot
@@ -0,0 +1 @@
+../x86_64-arista_common/platform_reboot
\ No newline at end of file
diff --git a/device/arista/x86_64-arista_7060_cx32s/platform_reboot b/device/arista/x86_64-arista_7060_cx32s/platform_reboot
deleted file mode 100755
index 0e801683fa..0000000000
--- a/device/arista/x86_64-arista_7060_cx32s/platform_reboot
+++ /dev/null
@@ -1,18 +0,0 @@
-#!/usr/bin/env python
-# Copyright (c) 2018 Arista Networks, Inc.  All rights reserved.
-# Arista Networks, Inc. Confidential and Proprietary.
-
-# Reboot script for 7060CX-32
-
-from __future__ import print_function
-
-import smbus
-
-def main():
-   print( "Rebooting" )
-   bus = smbus.SMBus( 1 )
-   bus.write_byte_data( 0x23, 0x04, 0xde )
-   print( "REBOOTED" )
-
-if __name__ == "__main__":
-   main()
diff --git a/device/arista/x86_64-arista_7060_cx32s/platform_reboot b/device/arista/x86_64-arista_7060_cx32s/platform_reboot
new file mode 120000
index 0000000000..7f94a49e38
--- /dev/null
+++ b/device/arista/x86_64-arista_7060_cx32s/platform_reboot
@@ -0,0 +1 @@
+../x86_64-arista_common/platform_reboot
\ No newline at end of file
diff --git a/device/arista/x86_64-arista_7060px4_32/platform_reboot b/device/arista/x86_64-arista_7060px4_32/platform_reboot
deleted file mode 100755
index 9010dcb280..0000000000
--- a/device/arista/x86_64-arista_7060px4_32/platform_reboot
+++ /dev/null
@@ -1,11 +0,0 @@
-#!/usr/bin/env python
-
-from arista import platforms
-from arista.utils.sonic_reboot import reboot
-
-def main():
-   # reboot the system
-   reboot()
-
-if __name__ == "__main__":
-   main()
diff --git a/device/arista/x86_64-arista_7060px4_32/platform_reboot b/device/arista/x86_64-arista_7060px4_32/platform_reboot
new file mode 120000
index 0000000000..7f94a49e38
--- /dev/null
+++ b/device/arista/x86_64-arista_7060px4_32/platform_reboot
@@ -0,0 +1 @@
+../x86_64-arista_common/platform_reboot
\ No newline at end of file
diff --git a/device/arista/x86_64-arista_7170_64c/platform_reboot b/device/arista/x86_64-arista_7170_64c/platform_reboot
deleted file mode 100755
index b8b1a5d7bf..0000000000
--- a/device/arista/x86_64-arista_7170_64c/platform_reboot
+++ /dev/null
@@ -1,11 +0,0 @@
-#!/usr/bin/env python
-
-import arista.platforms
-from arista.utils.sonic_reboot import reboot
-
-def main():
-   # reboot the system
-   reboot()
-
-if __name__ == "__main__":
-   main()
diff --git a/device/arista/x86_64-arista_7170_64c/platform_reboot b/device/arista/x86_64-arista_7170_64c/platform_reboot
new file mode 120000
index 0000000000..7f94a49e38
--- /dev/null
+++ b/device/arista/x86_64-arista_7170_64c/platform_reboot
@@ -0,0 +1 @@
+../x86_64-arista_common/platform_reboot
\ No newline at end of file
diff --git a/device/arista/x86_64-arista_7260cx3_64/platform_reboot b/device/arista/x86_64-arista_7260cx3_64/platform_reboot
deleted file mode 100755
index 8a37224611..0000000000
--- a/device/arista/x86_64-arista_7260cx3_64/platform_reboot
+++ /dev/null
@@ -1,87 +0,0 @@
-#!/usr/bin/env python
-# Copyright (c) 2018 Arista Networks, Inc.  All rights reserved.
-# Arista Networks, Inc. Confidential and Proprietary.
-
-# Reboot script for 7260CX3
-
-from __future__ import print_function
-import sys
-import mmap, os
-import subprocess
-from struct import pack, unpack
-
-class MmapResource( object ):
-   """Resource implementation for a directly-mapped memory region."""
-
-   def __init__( self, path ):
-      try:
-         fd = os.open( path, os.O_RDWR )
-      except EnvironmentError:
-         print( "FAIL can not open scd memory-map resource file" )
-         print( "FAIL are you running on the proper platform?" )
-         sys.exit( 1 )
-      try:
-         size = os.fstat( fd ).st_size
-      except EnvironmentError:
-         print( "FAIL can not fstat scd memory-map resource file" )
-         print( "FAIL are you running on the proper platform?" )
-         sys.exit( 1 )
-      try:
-         self.mmap_ = mmap.mmap( fd, size, mmap.MAP_SHARED,
-                      mmap.PROT_READ | mmap.PROT_WRITE )
-      except EnvironmentError:
-         print( "FAIL can not map scd memory-map file" )
-         print( "FAIL are you running on the proper platform?" )
-         sys.exit( 1 )
-      finally:
-         try:
-            # Note that closing the file descriptor has no effect on the memory map
-            os.close( fd )
-         except EnvironmentError:
-            print( "FAIL failed to close scd memory-map file" )
-            sys.exit( 1 )
-
-   def read32( self, addr ):
-      return unpack( '<L', self.mmap_[ addr : addr + 4 ] )[ 0 ]
-
-   def write32( self, addr, value ):
-      self.mmap_[ addr: addr + 4 ] = pack( '<L', value )
-
-def scdRegTest( scd, offset, val1, count ):
-   scd.write32( offset, val1 )
-   val2 = scd.read32( offset )
-   if val1 != val2:
-      print( "FAIL: scd write 0x%08x but read back 0x%08x in iter %d" %
-             ( val1, val2, count ) )
-      sys.exit( 17 )
-
-def scdScrRegTest( scd ):
-   scrOffset = 0x0130
-   for i in range( 0, 3 ):
-      scdRegTest( scd, scrOffset, 0xdeadbeef, i )
-      scdRegTest( scd, scrOffset, 0xa5a5a5a5, i )
-      scdRegTest( scd, scrOffset, 0x00000000, i )
-
-def reboot( scd ):
-   # reboot the system by writing to register 0x7000
-   print( "Rebooting" )
-   scd.write32( 0x7000, 0xDEAD )
-   print( "REBOOTED" )
-
-def main():
-   busName = "/sys/bus/pci/devices/0000:ff:0b.3/resource0"
-
-   subprocess.call( [ 'modprobe', 'scd' ] )
-
-   scd = MmapResource( busName )
-
-   #
-   # verify that we can read/write scd scratch register
-   #
-   scdScrRegTest( scd )
-
-   # reboot the system
-   reboot( scd )
-
-if __name__ == "__main__":
-   main()
diff --git a/device/arista/x86_64-arista_7260cx3_64/platform_reboot b/device/arista/x86_64-arista_7260cx3_64/platform_reboot
new file mode 120000
index 0000000000..7f94a49e38
--- /dev/null
+++ b/device/arista/x86_64-arista_7260cx3_64/platform_reboot
@@ -0,0 +1 @@
+../x86_64-arista_common/platform_reboot
\ No newline at end of file
diff --git a/device/arista/x86_64-arista_common/platform_reboot b/device/arista/x86_64-arista_common/platform_reboot
new file mode 100755
index 0000000000..b8b1a5d7bf
--- /dev/null
+++ b/device/arista/x86_64-arista_common/platform_reboot
@@ -0,0 +1,11 @@
+#!/usr/bin/env python
+
+import arista.platforms
+from arista.utils.sonic_reboot import reboot
+
+def main():
+   # reboot the system
+   reboot()
+
+if __name__ == "__main__":
+   main()
diff --git a/dockers/docker-platform-monitor/Dockerfile.j2 b/dockers/docker-platform-monitor/Dockerfile.j2
index bc91e28f4a..829db1369a 100755
--- a/dockers/docker-platform-monitor/Dockerfile.j2
+++ b/dockers/docker-platform-monitor/Dockerfile.j2
@@ -7,7 +7,7 @@ RUN [ -f /etc/rsyslog.conf ] && sed -ri "s/%syslogtag%/$docker_container_name#%s
 ENV DEBIAN_FRONTEND=noninteractive
 
 # Install required packages
-RUN apt-get update && apt-get install -y python-pip libpython2.7 ipmitool librrd8 librrd-dev rrdtool
+RUN apt-get update && apt-get install -y python-pip libpython2.7 ipmitool librrd8 librrd-dev rrdtool python-smbus
 
 {% if docker_platform_monitor_debs.strip() -%}
 # Copy locally-built Debian package dependencies
diff --git a/files/Aboot/boot0.j2 b/files/Aboot/boot0.j2
index f64a2286bc..bab1801dc9 100644
--- a/files/Aboot/boot0.j2
+++ b/files/Aboot/boot0.j2
@@ -68,6 +68,8 @@ cmdline_base="$target_path/kernel-params-base"
 cmdline_image="$image_path/kernel-cmdline"
 boot_config="$target_path/boot-config"
 
+swi_tmpfs="/tmp/tmp-swi"
+
 bootconfigvars="KERNEL INITRD CONSOLESPEED PASSWORD NETDEV NETAUTO NETIP NETMASK NETGW NETDOMAIN NETDNS NETHW memtest"
 flash_re=" /mnt/flash| /host"
 
@@ -126,9 +128,34 @@ update_next_boot() {
     fi
 }
 
+move_swi_to_tmpfs() {
+    local oldswi="$1"
+    local newswi="$swi_tmpfs/$(basename $oldswi)"
+
+    mkdir -p "$swi_tmpfs"
+    if ! $in_aboot && ! mount | grep -q ' /tmp type tmpfs'; then
+        # mount a real tmpfs on /tmp/tmp-swi if /tmp is not one already.
+        mount -t tmpfs tmp-swi "$swi_tmpfs"
+    fi
+
+    mv "$oldswi" "$newswi"
+    echo "$newswi"
+}
+
+cleanup_swi_tmpfs() {
+   rm -f "$swipath"
+   if mount | grep -q "$swi_tmpfs"; then
+      umount "$swi_tmpfs" || :
+   fi
+}
+
 extract_image() {
     mkdir -p "$image_path"
 
+    info "Moving swi to a tmpfs"
+    ## Avoid problematic flash usage spike on older systems, also improves I/O
+    swipath="$(move_swi_to_tmpfs $swipath)"
+
     info "Extracting swi content"
     ## Unzip the image except boot0 and dockerfs archive
     unzip -oq "$swipath" -x boot0 "$dockerfs" -d "$image_path"
@@ -146,7 +173,6 @@ extract_image() {
         fi
 
         ## extract docker archive
-        info "Unpacking $dockerfs"
         unzip -oqp "$swipath" "$dockerfs" | tar xzf - -C "$image_path/{{ DOCKERFS_DIR }}" $TAR_EXTRA_OPTION
     else
         ## save dockerfs archive in the image directory
@@ -154,14 +180,15 @@ extract_image() {
         info "Unpacking $dockerfs delayed to initrd because $target_path is $rootfs_type"
     fi
 
+    ## remove installer since it's not needed anymore
+    info "Remove installer"
+    cleanup_swi_tmpfs
+
     ## use new reduced-size boot swi
     local swi_boot_path="flash:$image_name/{{ ABOOT_BOOT_IMAGE }}"
     update_boot_config SWI "$swi_boot_path"
     update_boot_config SWI_DEFAULT "$swi_boot_path"
 
-    ## Remove installer swi as it has lots of redundunt contents
-    rm -f "$swipath"
-
     ## sync disk operations
     sync
 }
@@ -205,7 +232,8 @@ platform_specific() {
         flash_size=3700
         echo "modprobe.blacklist=radeon,sp5100_tco" >>/tmp/append
     fi
-    if [ "$sid" = "Upperlake" ] || [ "$sid" = "UpperlakeES" ]; then
+    if [ "$sid" = "Upperlake" ] || [ "$sid" = "UpperlakeES" ] ||
+       [ "$sid" = "UpperlakeSsd" ]; then
         aboot_machine=arista_7060_cx32s
         flash_size=3700
         echo "amd_iommu=off" >> /tmp/append
@@ -304,7 +332,7 @@ write_boot_configs() {
         fi
     fi
 
-    mv /tmp/append $cmdline_image
+    cat /tmp/append > $cmdline_image
     [ -e ${target_path}/machine.conf ] || write_machine_config
 }
 
@@ -313,7 +341,10 @@ run_kexec() {
     local kernel="${KERNEL:-$(find $image_path/boot -name 'vmlinuz-*' -type f | head -n 1)}"
     local initrd="${INITRD:-$(find $image_path/boot -name 'initrd.img-*' -type f | head -n 1)}"
 
-    if ! $verbose; then
+    if $verbose; then
+       # show systemd showdown sequence when verbose is set
+       cmdline="$cmdline systemd.show_status=true"
+    else
        # Start showing systemd information from the first failing unit if any.
        # systemd.show_status=false or quiet can be used to silence systemd entierly
        cmdline="$cmdline systemd.show_status=auto"