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40 lines
1.2 KiB
40 lines
1.2 KiB
#!/bin/sh |
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# --- SDE-COPYRIGHT-NOTE-BEGIN --- |
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# This copyright note is auto-generated by ./scripts/Create-CopyPatch. |
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# |
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# Filename: package/.../clockspeed/clockspeed-adjust.sh |
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# Copyright (C) 2008 The OpenSDE Project |
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# |
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# More information can be found in the files COPYING and README. |
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# |
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# This program is free software; you can redistribute it and/or modify |
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# it under the terms of the GNU General Public License as published by |
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# the Free Software Foundation; version 2 of the License. A copy of the |
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# GNU General Public License can be found in the file COPYING. |
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# --- SDE-COPYRIGHT-NOTE-END --- |
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# clock_adjust.sh |
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# periodically get timing mark for clockspeed service |
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# taken from http://www.thedjbway.org/clocksd/index.html |
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# |
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# initialize WAIT, WAIT_MAX: |
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WAIT=541 |
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WAIT_MAX=2617923 |
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# loop indefinitely |
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while : |
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do |
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echo "Waiting ${WAIT} seconds until next adjustment..." |
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sleep ${WAIT} |
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# obtain timing mark for calibrating clockspeed adjust: |
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clockctl mark |
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# log current "attoseconds": |
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clockctl atto |
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echo "===" |
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# increment $WAIT: |
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WAIT=`expr ${WAIT} + ${WAIT} + ${WAIT}` |
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if [ ${WAIT} -gt ${WAIT_MAX} ] ; then |
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WAIT=${WAIT_MAX} |
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fi |
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done |
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# that's all, folks!
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