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New Feature Request
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Resolution: Fixed
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Major
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None
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None
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Any OS, Zabbix 1.8.*
Trigger Functions to compute previous value with a time shift.
Useful to trigger an alert if current value is over/under X% of a previous time
As described in James Wells patch
http://www.zabbix.com/forum/showthread.php?s=35c8aa5682393e3a960f923cd2403c35&t=5221