From e9d3488a9ef1a1b5bf8e75afc719b3cce68b9853 Mon Sep 17 00:00:00 2001
From: wukong <wukong@longaeva>
Date: Sat, 22 Nov 2025 00:02:20 -0800
Subject: initial commit. ckt0.awk is launched from ckt0.sh with state stored
 in a shell variable.

---
 ckcptime.sh | 21 +++++++++++++++++++++
 1 file changed, 21 insertions(+)
 create mode 100644 ckcptime.sh

(limited to 'ckcptime.sh')

diff --git a/ckcptime.sh b/ckcptime.sh
new file mode 100644
index 0000000..079faa6
--- /dev/null
+++ b/ckcptime.sh
@@ -0,0 +1,21 @@
+#!/usr/bin/env sh
+
+# estimate sytem boot time
+
+# [debug] enable execution tracing
+#set -x
+set -e
+
+# raw input data
+#date +%s
+#sysctl kern.cp_time | awk -F= '{print($0)}'
+
+#printf "sec\n" | column -t
+for N in $(seq 0 45) ; do
+    #printf "${N} ${t0_est}\n" | column -t
+    awk -f ckcptime.awk
+    sleep $( awk 'BEGIN {print( rand()^2.0 + 1.0 )}' )
+done
+
+# [debug] disable execution tracing
+set +x
-- 
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