various changes over time

1 files changed, 46 insertions, 0 deletions

diff --git a/misc/diskhealth b/misc/diskhealth
new file mode 100755
index 0000000..5cce07b
--- /dev/null
+++ b/misc/diskhealth
@@ -0,0 +1,46 @@
+#!/usr/bin/env python3
+
+import subprocess
+import json
+from pprint import pprint
+
+smart_result = subprocess.run(["sudo", "smartctl", "-Aij", "/dev/sda"], capture_output=True, text=True)
+
+smart_result = json.loads(smart_result.stdout)
+
+sector_size = smart_result["logical_block_size"]
+
+from typing import NamedTuple
+class RawValue(NamedTuple):
+    value: int
+    string: str
+
+class Flags(NamedTuple):
+    value: int
+    string: str
+    prefailure: bool
+    updated_online: bool
+    performance: bool
+    error_rate: bool
+    event_count: bool
+    auto_keep: bool
+
+class SmartAttribute(NamedTuple):
+    id: int
+    name: str
+    value: int
+    worst: int
+    thresh: int
+    when_failed: str
+    flags: dict
+    raw: dict
+
+attributes = {}
+
+for attr in smart_result["ata_smart_attributes"]["table"]:
+    attr_l = SmartAttribute(**attr)
+    attributes[attr_l.id] = attr_l
+
+if 241 in attributes:
+    lbas_written = attributes[241].raw["value"]
+    print((lbas_written * sector_size) / 10**12)