diff --git a/client/bin/site_sysinfo.py b/client/bin/site_sysinfo.py
index 250fb27..4bd75e3 100755
--- a/client/bin/site_sysinfo.py
+++ b/client/bin/site_sysinfo.py
@@ -396,4 +396,4 @@
                          from, e.g.,
                          /mnt/stateful_partition/unencrypted/preserve/log
         """
-        self.test_loggables.add(logdir(log_path))
+        self.test_loggables.add(logdir(log_path))
\ No newline at end of file
diff --git a/client/cros/constants.py b/client/cros/constants.py
index 7dbfde8..ad3730b 100644
--- a/client/cros/constants.py
+++ b/client/cros/constants.py
@@ -18,9 +18,6 @@
 CHROME_CORE_MAGIC_FILE = '/mnt/stateful_partition/etc/collect_chrome_crashes'
 CHROME_LOG_DIR = '/var/log/chrome'
 
-# Directory to save log files preserved during autoupdate.
-AUTOUPDATE_PRESERVE_LOG = '/mnt/stateful_partition/unencrypted/preserve/log'
-
 CLEANUP_LOGS_PAUSED_FILE = '/var/lib/cleanup_logs_paused'
 
 CLIENT_LOGIN_URL = '/accounts/ClientLogin'
diff --git a/server/control_segments/provision b/server/control_segments/provision
index d2503bc..6cef6f3 100644
--- a/server/control_segments/provision
+++ b/server/control_segments/provision
@@ -3,7 +3,6 @@
 # found in the LICENSE file.
 
 
-from autotest_lib.client.cros import constants
 from autotest_lib.server.cros import provision
 
 
@@ -32,9 +31,6 @@
 
     try:
         for name, value in provision.split_labels(provisionable).items():
-            # Save preserved log after autoupdate is completed.
-            job.sysinfo.add_logdir(constants.AUTOUPDATE_PRESERVE_LOG)
-
             test = provision.provisioner_for(name)
             # sysinfo isn't really going to get us anything incredibly
             # interesting here, and it takes a non-trivial amount of time, so
diff --git a/server/site_tests/autoupdate/control b/server/site_tests/autoupdate/control
index 582b389..c6ce87f 100644
--- a/server/site_tests/autoupdate/control
+++ b/server/site_tests/autoupdate/control
@@ -19,14 +19,10 @@
 @param image_name: the name of the image, used to label the device a.k.a. build
 """
 
-from autotest_lib.client.cros import constants
 from autotest_lib.server.cros.dynamic_suite import frontend_wrappers
 
 
 def run(machine):
-    # Save preserved log after autoupdate is completed.
-    job.sysinfo.add_logdir(constants.AUTOUPDATE_PRESERVE_LOG)
-
     host = hosts.create_host(machine, initialize=False)
     host.clear_cros_version_labels_and_job_repo_url()
     job.run_test('autoupdate', host=host, update_url=image_url)
diff --git a/server/site_tests/autoupdate/control.local b/server/site_tests/autoupdate/control.local
index 4f1da0d..733711a 100644
--- a/server/site_tests/autoupdate/control.local
+++ b/server/site_tests/autoupdate/control.local
@@ -23,13 +23,9 @@
 
 import socket
 from autotest_lib.client.common_lib import utils
-from autotest_lib.client.cros import constants
 
 
 def run(machine):
-    # Save preserved log after autoupdate is completed.
-    job.sysinfo.add_logdir(constants.AUTOUPDATE_PRESERVE_LOG)
-
     hostname = socket.getfqdn()
     args_dict = utils.args_to_dict(args)
     port = args_dict.get('port', '8080')
diff --git a/server/site_tests/autoupdate/control.repair b/server/site_tests/autoupdate/control.repair
index f74b03e..9e9af24 100644
--- a/server/site_tests/autoupdate/control.repair
+++ b/server/site_tests/autoupdate/control.repair
@@ -16,12 +16,8 @@
 Assumes that a label including the image name has already been created.
 """
 
-from autotest_lib.client.cros import constants
 
 def run(machine):
-    # Save preserved log after autoupdate is completed.
-    job.sysinfo.add_logdir(constants.AUTOUPDATE_PRESERVE_LOG)
-
     host = hosts.create_host(machine, initialize=False)
     job.run_test('autoupdate', host=host, update_url=None, repair=True,
                  disable_sysinfo=True)
diff --git a/server/site_tests/autoupdate_EndToEndTest/control b/server/site_tests/autoupdate_EndToEndTest/control
index 9f638f0..54e8846 100644
--- a/server/site_tests/autoupdate_EndToEndTest/control
+++ b/server/site_tests/autoupdate_EndToEndTest/control
@@ -4,7 +4,6 @@
 
 import logging
 from autotest_lib.client.common_lib import error, utils
-from autotest_lib.client.cros import constants
 from autotest_lib.server import host_attributes
 
 AUTHOR = "Chromium OS"
@@ -145,8 +144,6 @@
 def run_test(machine):
     """Execute a test configuration on a given machine."""
     host = hosts.create_host(machine, servo_args=servo_args)
-    # Save preserved log after autoupdate is completed.
-    job.sysinfo.add_logdir(constants.AUTOUPDATE_PRESERVE_LOG)
     try:
         job.run_test(
                 "autoupdate_EndToEndTest",
diff --git a/server/site_tests/provision_AutoUpdate/control b/server/site_tests/provision_AutoUpdate/control
index 5b4c64a..9d53671 100644
--- a/server/site_tests/provision_AutoUpdate/control
+++ b/server/site_tests/provision_AutoUpdate/control
@@ -18,7 +18,6 @@
 
 
 from autotest_lib.client.common_lib import error, utils
-from autotest_lib.client.cros import constants
 
 
 # Uncomment the below line, and change it to the correct value if you are
@@ -34,9 +33,6 @@
 
 
 def run(machine):
-    # Save preserved log after autoupdate is completed.
-    job.sysinfo.add_logdir(constants.AUTOUPDATE_PRESERVE_LOG)
-
     host = hosts.create_host(machine, initialize=False)
     job.run_test('provision_AutoUpdate', host=host, value=value,
                  disable_sysinfo=True)