Add option to limit concurrent queries to Cassandra. #2562
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Signed-off-by: Tom Wilkie <tom@grafana.com>
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Signed-off-by: Tom Wilkie <tom@grafana.com>
Signed-off-by: Tom Wilkie <tom@grafana.com>
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May 7, 2020
Signed-off-by: Tom Wilkie <tom@grafana.com>
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Signed-off-by: Tom Wilkie tom@grafana.com
What this PR does:
Add an option to limit concurrent queries to Cassandra, to prevent us for DOSing the underlying clusters.
Checklist
CHANGELOG.mdupdated - the order of entries should be[CHANGE],[FEATURE],[ENHANCEMENT],[BUGFIX]