ywkaras commented on code in PR #11214:
URL: https://github.com/apache/trafficserver/pull/11214#discussion_r1558029788
##########
include/tsutil/Metrics.h:
##########
@@ -276,13 +287,62 @@ class Metrics
return _makeId(std::get<0>(id), std::get<1>(id));
}
- void _addBlob();
+ class Storage
+ {
+ BlobStorage _blobs;
+ uint16_t _cur_blob = 0;
+ uint16_t _cur_off = 0;
+ LookupTable _lookups;
+ mutable std::mutex _mutex;
+
+ public:
+ Storage(const self_type &) = delete;
+ Storage &operator=(const Storage &) = delete;
+ Storage &operator=(Storage &&) = delete;
+ Storage(Storage &&) = delete;
+
+ Storage()
+ {
+ _blobs[0] = new NamesAndAtomics();
+ release_assert(_blobs[0]);
+ release_assert(0 == _create("proxy.process.api.metrics.bad_id")); //
Reserve slot 0 for errors, this should always be 0
+ }
+
+ ~Storage()
+ {
+ for (size_t i = 0; i <= _cur_blob; ++i) {
+ delete _blobs[i];
+ }
+ }
+
+ IdType _create(const std::string_view name);
+ void _addBlob();
+ IdType lookup(const std::string_view name) const;
+ AtomicType *lookup(const std::string_view name, IdType *out_id) const;
+ AtomicType *lookup(Metrics::IdType id, std::string_view *out_name =
nullptr) const;
+ std::string_view name(IdType id) const;
+ SpanType _createSpan(size_t size, IdType *id = nullptr);
Review Comment:
Why _?
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