distsql: add simple prometheus metric #1737
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shenli
reviewed
Sep 19, 2016
| kvReq, err := composeRequest(req, keyRanges, concurrency, keepOrder) | ||
| if err != nil { | ||
| return nil, errors.Trace(err) | ||
| kvReq, e := composeRequest(req, keyRanges, concurrency, keepOrder) |
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We always use err/err1....errx to represent error.
| Subsystem: "distsql", | ||
| Name: "handle_query_duration_seconds", | ||
| Help: "Bucketed histogram of processing time (s) of handled queries.", | ||
| Buckets: prometheus.ExponentialBuckets(0.0005, 2, 13), |
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@siddontang Please review this parameter.
|
Rest LGTM |
|
LGTM |
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