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agent: Prevent hot spin on event list

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This commit is contained in:
Armon Dadgar 2014-08-28 15:55:36 -07:00
parent 144b9c529d
commit 6c30ccd3f7
1 changed files with 4 additions and 1 deletions
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5
command/agent/event_endpoint.go
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@ -133,7 +133,10 @@ RUN_QUERY:
// Determine the index
var index uint64
if len(events) == 0 {
index = 0
// Return a non-zero index to prevent a hot query loop. This
// can be caused by a watch for example when there is no matching
// events.
index = 1
} else {
last := events[len(events)-1]
index = uuidToUint64(last.ID)