1 files changed, 69 insertions, 0 deletions
diff --git a/research/experiments/009-runtime-drafts/2026-09-25-ext4-linux-aarch64.json b/research/experiments/009-runtime-drafts/2026-09-25-ext4-linux-aarch64.json
new file mode 100644
index 0000000..e85ec38
--- /dev/null
+++ b/research/experiments/009-runtime-drafts/2026-09-25-ext4-linux-aarch64.json
@@ -0,0 +1,69 @@
+{
+  "device": "/dev/mmcblk0p2",
+  "filesystem": "ext4",
+  "machine": "aarch64",
+  "kernel": "6.18.39+rpt-rpi-2712",
+  "store": "store-tree.c",
+  "runs": [
+    {
+      "mode": "copy",
+      "document_bytes": 1048576,
+      "saves": 24,
+      "keystroke_median_us": 0.06,
+      "save_median_ms": 10.083,
+      "save_p90_ms": 12.536,
+      "peak_rss_kib": 4496,
+      "final_revision": 25
+    },
+    {
+      "mode": "draft",
+      "document_bytes": 1048576,
+      "saves": 24,
+      "keystroke_median_us": 3.18,
+      "save_median_ms": 9.245,
+      "save_p90_ms": 27.849,
+      "peak_rss_kib": 1664,
+      "final_revision": 25
+    },
+    {
+      "mode": "draft",
+      "document_bytes": 1048576,
+      "saves": 24,
+      "keystroke_median_us": 3.07,
+      "save_median_ms": 8.643,
+      "save_p90_ms": 18.492,
+      "peak_rss_kib": 1648,
+      "final_revision": 25
+    },
+    {
+      "mode": "copy",
+      "document_bytes": 1048576,
+      "saves": 24,
+      "keystroke_median_us": 0.04,
+      "save_median_ms": 10.528,
+      "save_p90_ms": 12.78,
+      "peak_rss_kib": 4480,
+      "final_revision": 25
+    },
+    {
+      "mode": "copy",
+      "document_bytes": 1048576,
+      "saves": 24,
+      "keystroke_median_us": 0.04,
+      "save_median_ms": 13.571,
+      "save_p90_ms": 21.87,
+      "peak_rss_kib": 4464,
+      "final_revision": 25
+    },
+    {
+      "mode": "draft",
+      "document_bytes": 1048576,
+      "saves": 24,
+      "keystroke_median_us": 3.59,
+      "save_median_ms": 9.128,
+      "save_p90_ms": 50.847,
+      "peak_rss_kib": 1664,
+      "final_revision": 25
+    }
+  ]
+}