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app/vmselect/netstorage: do not query Go maps with unsafe string keys, since this breaks in Go 1.17

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This commit is contained in:
Aliaksandr Valialkin 2021-07-30 09:55:08 +03:00
parent 192dfbfd90
commit 74ffaa45d9
1 changed files with 2 additions and 4 deletions
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6
app/vmselect/netstorage/netstorage.go
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@ -1032,15 +1032,13 @@ func ProcessSearchQuery(sq *storage.SearchQuery, fetchData bool, deadline search
return nil, fmt.Errorf("cannot write %d bytes to temporary file: %w", len(buf), err)
}
metricName := sr.MetricBlockRef.MetricName
metricNameStrUnsafe := bytesutil.ToUnsafeString(metricName)
brs := m[metricNameStrUnsafe]
brs := m[string(metricName)]
brs = append(brs, blockRef{
partRef: br.PartRef(),
addr: addr,
})
if len(brs) > 1 {
// An optimization: do not allocate a string for already existing metricName key in m
m[metricNameStrUnsafe] = brs
m[string(metricName)] = brs
} else {
// An optimization for big number of time series with long metricName values:
// use only a single copy of metricName for both orderedMetricNames and m.