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authorGravatar Andres Erbsen <andreser@mit.edu>2017-07-05 13:44:16 -0400
committerGravatar Andres Erbsen <andreser@mit.edu>2017-07-05 13:44:16 -0400
commitcdab01cfb8fd963164e5c434ead83fd46d3d6ff3 (patch)
tree0611d61dc790e689a1702c3d9f18b980c7d5ffe1 /capture.sh
parent770be2b1190f7533a6a5201d007dabc3be0cf9da (diff)
capture.sh require constant TSC
Diffstat (limited to 'capture.sh')
-rwxr-xr-xcapture.sh2
1 files changed, 2 insertions, 0 deletions
diff --git a/capture.sh b/capture.sh
index 1ef90ba9b..bdc9e7d65 100755
--- a/capture.sh
+++ b/capture.sh
@@ -1,6 +1,8 @@
#!/bin/sh
set -eu
+grep -q constant_tsc /proc/cpuinfo || (echo "need constant_tsc" ; exit 100 )
+
machine=$(etc/machine.sh)
cpufreq=$(etc/cpufreq)
tscfreq=$(etc/tscfreq)