diff --git a/DESCRIPTION b/DESCRIPTION
index fd0d3d91c..dc54ff0f0 100644
--- a/DESCRIPTION
+++ b/DESCRIPTION
@@ -83,6 +83,6 @@ Suggests:
     DSOpal,
     DSMolgenisArmadillo,
     DSLite
-RoxygenNote: 7.3.3
+RoxygenNote: 8.0.0
 Encoding: UTF-8
 Language: en-GB
diff --git a/armadillo_azure-pipelines.yml b/armadillo_azure-pipelines.yml
index 4fbd10739..2fba0a0a5 100644
--- a/armadillo_azure-pipelines.yml
+++ b/armadillo_azure-pipelines.yml
@@ -34,6 +34,7 @@ variables:
   branchName:  $(Build.SourceBranchName)
   test_filter: '*'
   _r_check_system_clock_: 0
+  perf.profile: 'azure-pipeline'
 
 
 #########################################################################################
@@ -274,7 +275,7 @@ jobs:
       #
       # "_-|arg-|smk-|datachk-|disc-|math-|expt-|expt_smk-"
       # testthat::test_package("$(projectName)", filter = "_-|datachk-|smk-|arg-|disc-|perf-|smk_expt-|expt-|math-", reporter = multi_rep, stop_on_failure = FALSE)
-      sudo R -q -e '
+      sudo env PERF_PROFILE=$PERF_PROFILE R -q -e '
         library(covr);
         dsbase.res <- covr::package_coverage(
             type = c("none"),
@@ -396,7 +397,7 @@ jobs:
       # testthat::testpackage uses a MultiReporter, comprised of a ProgressReporter and JunitReporter
       # R output and messages are redirected by sink() to test_console_output.txt
       # junit reporter output is to test_results.xml
-      sudo R -q -e '
+      sudo env PERF_PROFILE=$PERF_PROFILE R -q -e '
         library(covr);
         dsdanger.res <- covr::package_coverage(
             type = c("none"),
diff --git a/azure-pipelines.yml b/azure-pipelines.yml
index 04fb284d2..b541a3903 100644
--- a/azure-pipelines.yml
+++ b/azure-pipelines.yml
@@ -32,6 +32,7 @@ variables:
   branchName:  $(Build.SourceBranchName)
   test_filter: '*'
   _r_check_system_clock_: 0
+  perf.profile: 'azure-pipeline'
 
 
 #########################################################################################
@@ -214,13 +215,13 @@ jobs:
     # Install dsBase.
     # If previous steps have failed then don't run.
   - bash: |
-      R -q -e "library(opalr); opal <- opal.login(username = 'administrator', password = 'datashield_test&', url = 'https://localhost:8443', opts = list(ssl_verifyhost=0, ssl_verifypeer=0)); opal.put(opal, 'system', 'conf', 'general', '_rPackage'); opal.logout(o)"
+      R -q -e "library(opalr); opal <- opal.login(username = 'administrator', password = 'datashield_test&', url = 'http://localhost:8080/'); opal.put(opal, 'system', 'conf', 'general', '_rPackage'); opal.logout(opal)"
 
-      R -q -e "library(opalr); opal <- opal.login('administrator','datashield_test&', url='https://localhost:8443/', opts = list(ssl_verifyhost=0, ssl_verifypeer=0)); dsadmin.install_github_package(opal, 'dsBase', username = 'datashield', ref = 'v7.0-dev'); opal.logout(opal)"
+      R -q -e "library(opalr); opal <- opal.login('administrator','datashield_test&', url='http://localhost:8080/'); dsadmin.install_github_package(opal, 'dsBase', username = 'datashield', ref = 'v7.0-dev'); opal.logout(opal)"
 
       sleep 60
 
-      R -q -e "library(opalr); opal <- opal.login('administrator','datashield_test&', url='https://localhost:8443/', opts = list(ssl_verifyhost=0, ssl_verifypeer=0)); dsadmin.set_option(opal, 'default.datashield.privacyControlLevel', 'permissive'); opal.logout(opal)"
+      R -q -e "library(opalr); opal <- opal.login('administrator','datashield_test&', url='http://localhost:8080/'); dsadmin.set_option(opal, 'default.datashield.privacyControlLevel', 'permissive'); opal.logout(opal)"
 
     workingDirectory: $(Pipeline.Workspace)/dsBaseClient/tests/testthat/data_files
     displayName: 'Install dsBase to Opal, as set disclosure test options'
@@ -253,7 +254,7 @@ jobs:
       #
       # "_-|arg-|smk-|datachk-|disc-|math-|expt-|expt_smk-"
       # testthat::test_package("$(projectName)", filter = "_-|datachk-|smk-|arg-|disc-|perf-|smk_expt-|expt-|math-", reporter = multi_rep, stop_on_failure = FALSE)
-      sudo R -q -e '
+      sudo env PERF_PROFILE=$PERF_PROFILE R -q -e '
         library(covr);
         dsbase.res <- covr::package_coverage(
             type = c("none"),
@@ -342,9 +343,9 @@ jobs:
     # If previous steps have failed then don't run
   - bash: |
 
-      R -q -e "library(opalr); opal <- opal.login(username = 'administrator', password = 'datashield_test&', url = 'https://localhost:8443', opts = list(ssl_verifyhost=0, ssl_verifypeer=0)); opal.put(opal, 'system', 'conf', 'general', '_rPackage'); opal.logout(o)"
+      R -q -e "library(opalr); opal <- opal.login(username = 'administrator', password = 'datashield_test&', url = 'http://localhost:8080'); opal.put(opal, 'system', 'conf', 'general', '_rPackage'); opal.logout(opal)"
 
-      R -q -e "library(opalr); opal <- opal.login('administrator','datashield_test&', url='https://localhost:8443/', opts = list(ssl_verifyhost=0, ssl_verifypeer=0)); dsadmin.install_github_package(opal, 'dsDanger', username = 'datashield', ref = '6.3.4'); opal.logout(opal)"
+      R -q -e "library(opalr); opal <- opal.login('administrator','datashield_test&', url='http://localhost:8080/'); dsadmin.install_github_package(opal, 'dsDanger', username = 'datashield', ref = '6.3.4'); opal.logout(opal)"
 
     workingDirectory: $(Pipeline.Workspace)/dsBaseClient
     displayName: 'Install dsDanger package on Opal server'
@@ -368,7 +369,7 @@ jobs:
       # testthat::testpackage uses a MultiReporter, comprised of a ProgressReporter and JunitReporter
       # R output and messages are redirected by sink() to test_console_output.txt
       # junit reporter output is to test_results.xml
-      sudo R -q -e '
+      sudo env PERF_PROFILE=$PERF_PROFILE R -q -e '
         library(covr);
         dsdanger.res <- covr::package_coverage(
             type = c("none"),
diff --git a/dsBase_7.0.0-permissive.tar.gz b/dsBase_7.0.0-permissive.tar.gz
index 103ffd247..35ac594bc 100644
Binary files a/dsBase_7.0.0-permissive.tar.gz and b/dsBase_7.0.0-permissive.tar.gz differ
diff --git a/dsBase_7.0.0.tar.gz b/dsBase_7.0.0.tar.gz
index 1f25c50a7..5711adec6 100644
Binary files a/dsBase_7.0.0.tar.gz and b/dsBase_7.0.0.tar.gz differ
diff --git a/opal_azure-pipelines.yml b/opal_azure-pipelines.yml
index 76eb2e798..b541a3903 100644
--- a/opal_azure-pipelines.yml
+++ b/opal_azure-pipelines.yml
@@ -3,11 +3,9 @@
 # Starts with a vanilla Opal docker composition, installs dsBase
 # and dsBaseClient (as well as dependencies - including a fully functional
 # Opal server).
-# Does checks and tests then saves results to testStatus repo.
 #
 # Inside the root directory $(Pipeline.Workspace) will be a file tree like:
 # /dsBaseClient               <- Checked out version of datashield/dsBaseClient
-# /testStatus                 <- Checked out version of datashield/testStatus
 # /logs                       <- Where results of tests and lots are collated
 #
 # As of May 2020 this takes ~ 70 mins to run.
@@ -34,18 +32,7 @@ variables:
   branchName:  $(Build.SourceBranchName)
   test_filter: '*'
   _r_check_system_clock_: 0
-
-
-#########################################################################################
-# Need to define all the GH repos and their access tokens, see:
-# https://docs.microsoft.com/en-us/azure/devops/pipelines/library/service-endpoints?view=azure-devops&tabs=yaml
-resources:
-  repositories:
-  - repository: testStatusRepo
-    type: github
-    endpoint: datashield-testing
-    name: datashield/testStatus
-    ref: master
+  perf.profile: 'azure-pipeline'
 
 
 #########################################################################################
@@ -82,11 +69,6 @@ jobs:
   - checkout: self
     path: 'dsBaseClient'
 
-  - checkout: testStatusRepo
-    path: 'testStatus'
-    persistCredentials: true
-    condition: and(eq(variables['Build.Repository.Name'], 'datashield/dsBaseClient'), ne(variables['Build.Reason'], 'PullRequest'))
-
 
     #####################################################################################
     # The MySQL install that comes with the VM doesn't seem compatable with our set up
@@ -233,13 +215,13 @@ jobs:
     # Install dsBase.
     # If previous steps have failed then don't run.
   - bash: |
-      R -q -e "library(opalr); opal <- opal.login(username = 'administrator', password = 'datashield_test&', url = 'https://localhost:8443', opts = list(ssl_verifyhost=0, ssl_verifypeer=0)); opal.put(opal, 'system', 'conf', 'general', '_rPackage'); opal.logout(o)"
+      R -q -e "library(opalr); opal <- opal.login(username = 'administrator', password = 'datashield_test&', url = 'http://localhost:8080/'); opal.put(opal, 'system', 'conf', 'general', '_rPackage'); opal.logout(opal)"
 
-      R -q -e "library(opalr); opal <- opal.login('administrator','datashield_test&', url='https://localhost:8443/', opts = list(ssl_verifyhost=0, ssl_verifypeer=0)); dsadmin.install_github_package(opal, 'dsBase', username = 'datashield', ref = 'v7.0-dev'); opal.logout(opal)"
+      R -q -e "library(opalr); opal <- opal.login('administrator','datashield_test&', url='http://localhost:8080/'); dsadmin.install_github_package(opal, 'dsBase', username = 'datashield', ref = 'v7.0-dev'); opal.logout(opal)"
 
       sleep 60
 
-      R -q -e "library(opalr); opal <- opal.login('administrator','datashield_test&', url='https://localhost:8443/', opts = list(ssl_verifyhost=0, ssl_verifypeer=0)); dsadmin.set_option(opal, 'default.datashield.privacyControlLevel', 'permissive'); opal.logout(opal)"
+      R -q -e "library(opalr); opal <- opal.login('administrator','datashield_test&', url='http://localhost:8080/'); dsadmin.set_option(opal, 'default.datashield.privacyControlLevel', 'permissive'); opal.logout(opal)"
 
     workingDirectory: $(Pipeline.Workspace)/dsBaseClient/tests/testthat/data_files
     displayName: 'Install dsBase to Opal, as set disclosure test options'
@@ -272,7 +254,7 @@ jobs:
       #
       # "_-|arg-|smk-|datachk-|disc-|math-|expt-|expt_smk-"
       # testthat::test_package("$(projectName)", filter = "_-|datachk-|smk-|arg-|disc-|perf-|smk_expt-|expt-|math-", reporter = multi_rep, stop_on_failure = FALSE)
-      sudo R -q -e '
+      sudo env PERF_PROFILE=$PERF_PROFILE R -q -e '
         library(covr);
         dsbase.res <- covr::package_coverage(
             type = c("none"),
@@ -361,9 +343,9 @@ jobs:
     # If previous steps have failed then don't run
   - bash: |
 
-      R -q -e "library(opalr); opal <- opal.login(username = 'administrator', password = 'datashield_test&', url = 'https://localhost:8443', opts = list(ssl_verifyhost=0, ssl_verifypeer=0)); opal.put(opal, 'system', 'conf', 'general', '_rPackage'); opal.logout(o)"
+      R -q -e "library(opalr); opal <- opal.login(username = 'administrator', password = 'datashield_test&', url = 'http://localhost:8080'); opal.put(opal, 'system', 'conf', 'general', '_rPackage'); opal.logout(opal)"
 
-      R -q -e "library(opalr); opal <- opal.login('administrator','datashield_test&', url='https://localhost:8443/', opts = list(ssl_verifyhost=0, ssl_verifypeer=0)); dsadmin.install_github_package(opal, 'dsDanger', username = 'datashield', ref = '6.3.4'); opal.logout(opal)"
+      R -q -e "library(opalr); opal <- opal.login('administrator','datashield_test&', url='http://localhost:8080/'); dsadmin.install_github_package(opal, 'dsDanger', username = 'datashield', ref = '6.3.4'); opal.logout(opal)"
 
     workingDirectory: $(Pipeline.Workspace)/dsBaseClient
     displayName: 'Install dsDanger package on Opal server'
@@ -387,7 +369,7 @@ jobs:
       # testthat::testpackage uses a MultiReporter, comprised of a ProgressReporter and JunitReporter
       # R output and messages are redirected by sink() to test_console_output.txt
       # junit reporter output is to test_results.xml
-      sudo R -q -e '
+      sudo env PERF_PROFILE=$PERF_PROFILE R -q -e '
         library(covr);
         dsdanger.res <- covr::package_coverage(
             type = c("none"),
@@ -524,75 +506,6 @@ jobs:
     displayName: 'Down Opal Docker Composition'
     condition: succeeded()
 
-    #####################################################################################
-    #                                Windup phase
-    #####################################################################################
-
-    #####################################################################################
-    # Output some important version numbers to file. This gets added to the testStatus 
-    # commit so it can be parsed and used on the status table.
-  - bash: |
-
-      echo 'branch:'$(branchName) >> $(datetime).txt
-      echo 'os:'$(lsb_release -ds) >> $(datetime).txt
-      echo 'R:'$(R --version | head -n 1) >> $(datetime).txt
-      echo 'opal:'$(opal system --opal localhost:8443 --user administrator --password "datashield_test&" --version) >> $(datetime).txt
-
-    workingDirectory: $(Pipeline.Workspace)/logs
-    displayName: 'Write versions to file'
-    condition: succeededOrFailed()
-
-
-    #####################################################################################
-    # Checkout the testStatus repo, add the results from here, push back to GH.
-    # TODO: Automatically pull in better email/name info from somewhere.
-    # TODO: More debug info in commit message
-  - bash: |
-
-      # Git needs some config set to be able to push to a repo. 
-      git config --global user.email "you@example.com"
-      git config --global user.name "Azure pipeline"
-
-      # This repo is checked out in detatched head state, so reconnect it here.
-      git checkout master
-
-      # It is possible that other commits have been made to the testStatus repo since it 
-      # was checked out. i.e. other pipeline runs might have finished.
-      git pull
-
-      # Make the directories if they dont already exist
-      mkdir --parents logs/$(projectName)/$(branchName)
-      mkdir --parents docs/$(projectName)/$(branchName)/latest
-
-      cp $(Pipeline.Workspace)/logs/coveragelist.csv logs/$(projectName)/$(branchName)/
-      cp $(Pipeline.Workspace)/logs/coveragelist.csv logs/$(projectName)/$(branchName)/$(datetime).csv
-
-      cp $(Pipeline.Workspace)/logs/test_results.xml logs/$(projectName)/$(branchName)/
-      cp $(Pipeline.Workspace)/logs/test_results.xml logs/$(projectName)/$(branchName)/$(datetime).xml
-
-      cp $(Pipeline.Workspace)/logs/$(datetime).txt logs/$(projectName)/$(branchName)/
-
-      # Run the script to parse the results and build the html pages.
-      # status.py JUnit_file.xml coverage_file.csv output_file.html local_repo_path remote_repo_name branch
-      source/status.py logs/$(projectName)/$(branchName)/$(datetime).xml logs/$(projectName)/$(branchName)/$(datetime).csv logs/$(projectName)/$(branchName)/$(datetime).txt status.html $(Pipeline.Workspace)/$(projectName) $(projectName) $(branchName)
-
-      cp status.html docs/$(projectName)/$(branchName)/latest/index.html
-      git add logs/$(projectName)/$(branchName)/coveragelist.csv
-      git add logs/$(projectName)/$(branchName)/test_results.xml
-      git add logs/$(projectName)/$(branchName)/$(datetime).xml
-      git add logs/$(projectName)/$(branchName)/$(datetime).csv
-      git add logs/$(projectName)/$(branchName)/$(datetime).txt
-      git add docs/$(projectName)/$(branchName)/latest/index.html
-
-      git commit -m "Azure auto test for $(projectName)/$(branchName) @ $(datetime)" -m "Debug info:\nProjectName:$(projectName)\nBranchName:$(branchName)\nDataTime:$(datetime)"
-      git push
-      exit 0
-
-    workingDirectory: $(Pipeline.Workspace)/testStatus
-    displayName: 'Parse test results'
-    condition: and(eq(variables['Build.Repository.Name'], 'datashield/dsBaseClient'), ne(variables['Build.Reason'], 'PullRequest'))
-
-
     #####################################################################################
     # Output the environment information to the console. This is useful for debugging.
     # Always do this, even if some of the above has failed or the job has been cacelled.
diff --git a/tests/testthat/perf_files/armadillo_azure-pipeline.csv b/tests/testthat/perf_files/armadillo_azure-pipeline_perf-profile.csv
similarity index 100%
rename from tests/testthat/perf_files/armadillo_azure-pipeline.csv
rename to tests/testthat/perf_files/armadillo_azure-pipeline_perf-profile.csv
diff --git a/tests/testthat/perf_files/armadillo_hp-laptop_quay.csv b/tests/testthat/perf_files/armadillo_hp-laptop-quay_pipeline-perf.csv
similarity index 100%
rename from tests/testthat/perf_files/armadillo_hp-laptop_quay.csv
rename to tests/testthat/perf_files/armadillo_hp-laptop-quay_pipeline-perf.csv
diff --git a/tests/testthat/perf_files/template_perf_profile.csv b/tests/testthat/perf_files/default_template_perf-profile.csv
similarity index 100%
rename from tests/testthat/perf_files/template_perf_profile.csv
rename to tests/testthat/perf_files/default_template_perf-profile.csv
diff --git a/tests/testthat/perf_files/dslite_hp-laptop_quay.csv b/tests/testthat/perf_files/dslite_hp-laptop-quay_perf-profile.csv
similarity index 100%
rename from tests/testthat/perf_files/dslite_hp-laptop_quay.csv
rename to tests/testthat/perf_files/dslite_hp-laptop-quay_perf-profile.csv
diff --git a/tests/testthat/perf_files/opal_azure-pipeline.csv b/tests/testthat/perf_files/opal_azure-pipeline.csv
deleted file mode 100644
index 9f1ae6e5e..000000000
--- a/tests/testthat/perf_files/opal_azure-pipeline.csv
+++ /dev/null
@@ -1,14 +0,0 @@
-"refer_name","rate","lower_tolerance","upper_tolerance"
-"conndisconn::perf::simple0","0.2725","0.5","2"
-"ds.abs::perf::0","2.677","0.5","2"
-"ds.asInteger::perf:0","2.294","0.5","2"
-"ds.asList::perf:0","4.587","0.5","2"
-"ds.asNumeric::perf:0","2.185","0.5","2"
-"ds.assign::perf::0","5.490","0.5","2"
-"ds.class::perf::combine:0","4.760","0.5","2"
-"ds.colnames::perf:0","4.218","0.5","2"
-"ds.exists::perf::combine:0","11.09","0.5","2"
-"ds.length::perf::combine:0","9.479","0.5","2"
-"ds.mean::perf::combine:0","9.650","0.5","2"
-"ds.mean::perf::split:0","11.26","0.5","2"
-"void::perf::void::0","46250.0","0.5","2"
diff --git a/tests/testthat/perf_files/opal_azure-pipeline_perf-profile.csv b/tests/testthat/perf_files/opal_azure-pipeline_perf-profile.csv
new file mode 100644
index 000000000..c0be9081c
--- /dev/null
+++ b/tests/testthat/perf_files/opal_azure-pipeline_perf-profile.csv
@@ -0,0 +1,29 @@
+"refer_name","rate","lower_tolerance","upper_tolerance"
+"conndisconn::perf::simple0","0.1654","0.5","2"
+"ds.abs::perf::0","17.30","0.5","2"
+"ds.asCharacter::perf::0","16.75","0.5","2"
+"ds.asDataMatrix::perf:0","17.34","0.5","2"
+"ds.asInteger::perf:0","17.30","0.5","2"
+"ds.asList::perf:0","16.63","0.5","2"
+"ds.asLogical::perf::0","17.60","0.5","2"
+"ds.asMatrix::perf::0","17.44","0.5","2"
+"ds.asNumeric::perf:0","17.28","0.5","2"
+"ds.assign::perf::0","10.50","0.5","2"
+"ds.class::perf::combine:0","25.53","0.5","2"
+"ds.colnames::perf:0","8.572","0.5","2"
+"ds.completeCases::perf::combine:0","17.80","0.5","2"
+"ds.dim::perf::combine:0","25.31","0.5","2"
+"ds.exists::perf::combine:0","25.82","0.5","2"
+"ds.exp::perf::combine:0","17.90","0.5","2"
+"ds.isNA::perf::combine:0","25.43","0.5","2"
+"ds.length::perf::combine:0","25.44","0.5","2"
+"ds.levels::perf::combine:0","25.31","0.5","2"
+"ds.log::perf::0","17.89","0.5","2"
+"ds.ls::perf::combine:0","25.30","0.5","2"
+"ds.mean::perf::combine:0","9.650","0.5","2"
+"ds.mean::perf::split:0","11.26","0.5","2"
+"ds.names::perf::combine:0","25.71","0.5","2"
+"ds.numNA::perf::combine:0","25.46","0.5","2"
+"ds.sqrt::perf::0","17.98","0.5","2"
+"ds.unique::perf::combine:0","17.92","0.5","2"
+"void::perf::void::0","52100","0.5","2"
diff --git a/tests/testthat/perf_files/opal_hp-laptop-quay_perf-profile.csv b/tests/testthat/perf_files/opal_hp-laptop-quay_perf-profile.csv
new file mode 100644
index 000000000..181814d3c
--- /dev/null
+++ b/tests/testthat/perf_files/opal_hp-laptop-quay_perf-profile.csv
@@ -0,0 +1,29 @@
+"refer_name","rate","lower_tolerance","upper_tolerance"
+"conndisconn::perf::simple0","0.1340","0.5","2"
+"ds.abs::perf::0","2.822","0.5","2"
+"ds.asCharacter::perf::0","2.393","0.5","2"
+"ds.asDataMatrix::perf::0","2.554","0.5","2"
+"ds.asInteger::perf:0","3.056","0.5","2"
+"ds.asList::perf:0","2.649","0.5","2"
+"ds.asLogical::perf::0","2.629","0.5","2"
+"ds.asMatrix::perf::0","2.717","0.5","2"
+"ds.asNumeric::perf:0","2.629","0.5","2"
+"ds.assign::perf::0","1.709","0.5","2"
+"ds.class::perf::combine:0","3.216","0.5","2"
+"ds.colnames::perf:0","0.941","0.5","2"
+"ds.completeCases::perf::combine:0","2.660","0.5","2"
+"ds.dim::perf::combine:0","25.31","0.5","2"
+"ds.exists::perf::combine:0","3.493","0.5","2"
+"ds.exp::perf::combine:0","17.90","0.5","2"
+"ds.isNA::perf::combine:0","25.43","0.5","2"
+"ds.length::perf::combine:0","25.44","0.5","2"
+"ds.levels::perf::combine:0","3.275","0.5","2"
+"ds.log::perf::0","17.89","0.5","2"
+"ds.ls::perf::combine:0","2.857","0.5","2"
+"ds.mean::perf::combine:0","2.756","0.5","2"
+"ds.mean::perf::split:0","3.547","0.5","2"
+"ds.names::perf::combine:0","2.246","0.5","2"
+"ds.numNA::perf::combine:0","25.46","0.5","2"
+"ds.sqrt::perf::0","2.686","0.5","2"
+"ds.unique::perf::combine:0","2.681","0.5","2"
+"void::perf::void::0","20150","0.5","2"
diff --git a/tests/testthat/perf_files/opal_hp-laptop_quay.csv b/tests/testthat/perf_files/opal_hp-laptop_quay.csv
deleted file mode 100644
index 334cd62c1..000000000
--- a/tests/testthat/perf_files/opal_hp-laptop_quay.csv
+++ /dev/null
@@ -1,14 +0,0 @@
-"refer_name","rate","lower_tolerance","upper_tolerance"
-"conndisconn::perf::simple0","0.147643461923159","0.5","2"
-"ds.abs::perf::0","0.631818039001181","0.5","2"
-"ds.asInteger::perf:0","0.675696161933654","0.5","2"
-"ds.asList::perf:0","1.59078428438764","0.5","2"
-"ds.asNumeric::perf:0","0.692813012683229","0.5","2"
-"ds.assign::perf::0","1.89351857736982","0.5","2"
-"ds.class::perf::combine:0","1.62870246867488","0.5","2"
-"ds.colnames::perf:0","1.32209430785405","0.5","2"
-"ds.exists::perf::combine:0","3.45004426293124","0.5","2"
-"ds.length::perf::combine:0","2.78832377100152","0.5","2"
-"ds.mean::perf::combine:0","2.7801284055162","0.5","2"
-"ds.mean::perf::split:0","3.67443474363821","0.5","2"
-"void::perf::void::0","18974.1385397392","0.5","2"
diff --git a/tests/testthat/perf_files/default_perf_profile.csv b/tests/testthat/perf_files/unknown_default-perf-profile.csv
similarity index 100%
rename from tests/testthat/perf_files/default_perf_profile.csv
rename to tests/testthat/perf_files/unknown_default-perf-profile.csv
diff --git a/tests/testthat/perf_tests/perf_rate.R b/tests/testthat/perf_tests/perf_rate.R
index 0384bf637..8d762207c 100644
--- a/tests/testthat/perf_tests/perf_rate.R
+++ b/tests/testthat/perf_tests/perf_rate.R
@@ -1,5 +1,5 @@
 #-------------------------------------------------------------------------------
-# Copyright (c) 2024-2025 Arjuna Technologies, Newcastle upon Tyne. All rights reserved.
+# Copyright (c) 2024-2026 Arjuna Technologies, Newcastle upon Tyne. All rights reserved.
 #
 # This program and the accompanying materials
 # are made available under the terms of the GNU Public License v3.0.
@@ -8,12 +8,36 @@
 # along with this program.  If not, see <http://www.gnu.org/licenses/>.
 #-------------------------------------------------------------------------------
 
-.perf.reference.filename <- 'perf_files/default_perf_profile.csv'
+.perf.reference.filename.base.prefix  <- 'perf_files/'
+.perf.reference.filename.base.postfix <- '_perf-profile.csv'
+.perf.reference.save.filename         <- NULL
 
 .perf.reference <- NULL
 
 .load.pref <- function() {
-    .perf.reference <<- read.csv(.perf.reference.filename, header = TRUE, sep = ",")
+    if (ds.test_env$driver == "OpalDriver")
+        perf.reference.filename.driver.infix <- "opal"
+    else if (ds.test_env$driver == "ArmadilloDriver")
+        perf.reference.filename.driver.infix <- "armadillo"
+    else if (ds.test_env$driver == "DSLiteDriver")
+        perf.reference.filename.driver.infix <- "dslite"
+    else
+    {
+        perf.reference.filename.infix <- "unknown"
+        warning("Unknown performance profile driver, using 'unknown'")
+    }
+
+    perf.profile <- base::Sys.getenv("PERF_PROFILE")
+    if (nchar(perf.profile) > 0)
+        perf.reference.filename.platform.infix <- base::tolower(perf.profile)
+    else
+    {
+        perf.reference.filename.platform.infix <- "default"
+        warning("Unknown performance profile platform, using 'default'")
+    }
+
+    perf.reference.filename <-  paste(.perf.reference.filename.base.prefix, perf.reference.filename.driver.infix, '_', perf.reference.filename.platform.infix, .perf.reference.filename.base.postfix, sep = "")
+    .perf.reference         <<- read.csv(perf.reference.filename, header = TRUE, sep = ",")
 }
 
 perf.reference.save <- function(perf.ref.name, rate, tolerance.lower, tolerance.upper) {
@@ -22,11 +46,22 @@ perf.reference.save <- function(perf.ref.name, rate, tolerance.lower, tolerance.
 
     .perf.reference[nrow(.perf.reference)+1,] <- c(perf.ref.name, rate, tolerance.lower, tolerance.upper)
 
-    write.csv(.perf.reference, .perf.reference.filename, row.names = FALSE)
+    if (is.null(.perf.reference.save.filename))
+    {
+        .perf.reference.save.filename <<- base::tempfile(pattern = "perf_file_", fileext = ".csv")
+        message(paste0("Additional perf record added to '", .perf.reference.save.filename, "'"))
+    }
+
+    write.csv(.perf.reference, .perf.reference.save.filename, row.names = FALSE)
 
     .perf.reference <<- .perf.reference
 }
 
+# Obtain performance test duration from PERF_DURATION_SEC environment variable, otherwise default.duration argument, otherwise "30".
+perf.testduration <- function(default.duration = 30) {
+    base::as.integer(base::Sys.getenv("PERF_DURATION_SEC", unset = base::as.character(default.duration)))
+}
+
 perf.reference.rate <- function(perf.ref.name) {
     if (is.null(.perf.reference))
         .load.pref()