Track errors when recording spans #290
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Gerald Rule: Copy Observability on Veneur and Unilog pull requestscc @stripe/observability |
asf-stripe
suggested changes
Oct 25, 2017
| cl.statsMtx.Lock() | ||
| defer cl.statsMtx.Unlock() | ||
| tags := []string{fmt.Sprintf("error:%s", err.Error())} | ||
| cl.stats.Incr("veneur.trace.record.errors_total", tags, 0.1) |
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I think the metrics prefix that we set on our statsd client will cause the metric to be reported as veneur.veneur.trace.<...>. I wonder if SetErrorStats should have a sister method to set the metric name, too.
| @@ -61,6 +65,18 @@ func (c *Client) run(ctx context.Context) { | |||
| } | |||
| } | |||
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| type IncrClient interface { | |||
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Can/should this interface get docs?
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Summary
If we're encountering an error when recording a span, we want to know about it! This helps us catch situations like dropping spans due to the channel buffer being full.
Motivation
Test plan
Rollout/monitoring/revert plan
r? @asf-stripe
cc @stripe/observability