Qi (Quincy) Qu

Will take a look.

Hi @jiajunwang , this is Quincy. Please feel free to assign this ticket to me, I'll take a look. Thanks.

I ran into the same issue with C++ 17, opentelemetry-cpp-1.13.0, with Bazel 5.4.1. ``` main: bazel-out/k8-fastbuild/bin/external/io_opentelemetry_cpp/api/_virtual_includes/api/opentelemetry/nostd/./internal/absl/types/../types/internal/variant.h:426: absl::otel_v1::variant_internal::VisitIndicesSwitch::Run(Op&&, std::size_t) [with Op = absl::otel_v1::variant_internal::VariantCoreAccess::MoveAssignVisitor; long unsigned int EndIndex = 15; absl::otel_v1::variant_internal::VisitIndicesResultT =...

> Hello @qqu0127 and thanks for the report. We need further details to assist. > > * How many labels/fingerprints do you have? > * What version of Grafana are...

And to add more context, we compared it with Grafana loki side by side with the same ingestion load and similar storage. Grafana loki works well with the label filtering,...

Thanks. I think I might know the cause. Some of my labels have a large value cardinatliy, like "session_id" and "trace_id", and like unbounded. Unfortunately, I can't run the number...

> Hello @qqu0127 Please run the following requests and share the results in order to find the overall statistics of your setup: > > ` SELECT uniq(fingerprint) from qryn_cluster.time_series_dist` >...