diff --git a/.github/workflows/tests.yml b/.github/workflows/tests.yml
index 2f78d350..485b1990 100644
--- a/.github/workflows/tests.yml
+++ b/.github/workflows/tests.yml
@@ -9,13 +9,20 @@ jobs:
     runs-on: ubuntu-latest
 
     steps:
-      - uses: actions/checkout@v4
+      - uses: actions/checkout@v7
 
       - name: Set up Python
-        uses: actions/setup-python@v5
+        uses: actions/setup-python@v7
         with:
           python-version: "3.x"
 
+      - name: Install mercurial
+        # hg is no longer preinstalled on the ubuntu-latest runner image
+        run: |
+          sudo apt-get update
+          sudo apt-get install -y --no-install-recommends mercurial
+          hg --version
+
       - name: Install dependencies
         run: pip install -e .
 
diff --git a/codespeed/tests/test_commits.py b/codespeed/tests/test_commits.py
index 12af1c57..0be51339 100644
--- a/codespeed/tests/test_commits.py
+++ b/codespeed/tests/test_commits.py
@@ -12,6 +12,10 @@
 
 hgdir = ''
 
+# hg aborts on commit when ui.username is unset, which is the case on a CI
+# runner with no ~/.hgrc, so supply one explicitly.
+HG_USER = ['-u', 'Codespeed Tests <tests@example.com>']
+
 def setUpModule():
     global hgdir
     hgdir = tempfile.TemporaryDirectory()
@@ -22,11 +26,13 @@ def setUpModule():
     with open(readme, 'w') as hg_file:
         hg_file.write('readme')
     subprocess.check_call(['hg', 'add', readme], cwd=hgdir.name)
-    subprocess.check_call(['hg', 'commit', '-m', "first commit"], cwd=hgdir.name)
+    subprocess.check_call(['hg', 'commit', '-m', "first commit"] + HG_USER,
+                          cwd=hgdir.name)
     with open(file1, 'w') as hg_file:
         hg_file.write('value = 10')
     subprocess.check_call(['hg', 'add', file1], cwd=hgdir.name)
-    subprocess.check_call(['hg', 'commit', '-m', "second commit"], cwd=hgdir.name)
+    subprocess.check_call(['hg', 'commit', '-m', "second commit"] + HG_USER,
+                          cwd=hgdir.name)
 
 def tearDownModule():
     hgdir.cleanup()
diff --git a/speed_pypy/templates/about.html b/speed_pypy/templates/about.html
index d932553a..e79f4580 100644
--- a/speed_pypy/templates/about.html
+++ b/speed_pypy/templates/about.html
@@ -6,20 +6,19 @@
 <div id="about" class="about_content clearfix">
 <h3>About this site</h3>
 <p>We have nightly benchmark runs of PyPy, together with CPython data for
-comparison. The benchmarks have run since 2016 on a dedicated machine
+comparison. The benchmarks ran from 2016-2026 on a dedicated machine
 named <b>benchmarker</b>. Previously, we had other machines (<b>tannit</b> and
-briefly <b>speed-python</b>). The <b>benchmarker</b> machine is generously
-donated by <a href="https://baroquesoftware.com">Baroque Software</a>. The
-specs are:</p>
-<ul><li>Processor: Intel(R) Core(TM) i7-7700 CPU @ 3.60GHz with turbo enabled</li>
-<li>RAM: 64GB Micron DDR4 2400 MHz</li>
-<li>Disk: 4TB TOSHIBA MG04ACA4</li>
-</ul>
-<p>Benchmarks are also run on <b>benchmarker2</b>:</p>
-<ul><li>Processor: AMD Ryzen 5 3600 pinned to 3.60GHz, turnbo disabled</li>
-<li>RAM: 64GB</li>
+briefly <b>speed-python</b>). The <b>benchmarker</b> machine was generously
+donated by <a href="https://baroquesoftware.com">Baroque Software</a>. Since mid-2026
+the benchmarks are running on benchmarker2, which is a <a
+href=https://www.hetzner.com/dedicated-rootserver/ax41/">Hetzner AX41-NVMe</a>
+machine donated by Hetzner. The specs are:</p>
+<ul><li>Processor: AMD Ryzen™ 5 3600 CPU with turbo disabled</li>
+<li>RAM: 64GB Micron DDR4 MHz</li>
+<li>Disk: two 512 GB NVMe SSDs in RAID 0</li>
 <li>Benchmarking pinned with cpuset partitions to CPUs3,4,5 with SMT
-(hyper-threading) disabled </li>
+(hyper-threading) disabled, other machine operations are pinned to CPUs 1,2,3
+</li>
 </ul>
 
 <h3>About the benchmarks</h3>
@@ -39,7 +38,7 @@ <h3>About Codespeed</h3>
 <a href="https://github.com/tobami/codespeed">Codespeed</a> is a web application
 to monitor and analyze the performance of your code.
 <p>The source code of this website can be found on the
-<a href="https://github.com/python/codespeed/tree/speed.pypy.org"><code>PyPy</code>
+<a href="https://github.com/python/codespeed/tree/speed.pypy.org"><code>speed.pypy.org</code>
 branch</a> of the Python fork of codespeed{% if commit %},
 currently at commit <a href="https://github.com/python/codespeed/commit/{{ commit }}"><code>{{ commit|slice:":12" }}</code></a>{% endif %}.</p>