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Backport #15733 * Queue manager FlushAll can loop rapidly - add delay Add delay within FlushAll to prevent rapid loop when workers are busy Signed-off-by: Andrew Thornton <art27@cantab.net> * as per lunny Signed-off-by: Andrew Thornton <art27@cantab.net>
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@ -198,17 +198,20 @@ func (m *Manager) FlushAll(baseCtx context.Context, timeout time.Duration) error
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wg.Done()
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wg.Done()
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}(mq)
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}(mq)
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} else {
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} else {
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log.Debug("Queue: %s is non-empty but is not flushable - adding 100 millisecond wait", mq.Name)
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log.Debug("Queue: %s is non-empty but is not flushable", mq.Name)
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go func() {
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wg.Done()
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<-time.After(100 * time.Millisecond)
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wg.Done()
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}()
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}
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}
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}
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}
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if allEmpty {
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if allEmpty {
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log.Debug("All queues are empty")
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break
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break
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}
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}
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// Ensure there are always at least 100ms between loops but not more if we've actually been doing some flushign
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// but don't delay cancellation here.
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select {
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case <-ctx.Done():
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case <-time.After(100 * time.Millisecond):
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}
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wg.Wait()
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wg.Wait()
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}
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}
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return nil
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return nil
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