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new 2208cde22e7 [Performance](func) opt the print_id func (#41302)
2208cde22e7 is described below
commit 2208cde22e7d8f85c7b62ee571d6dc7fd514b91f
Author: HappenLee <happen...@hotmail.com>
AuthorDate: Thu Sep 26 10:20:10 2024 +0800
[Performance](func) opt the print_id func (#41302)
Load Average: 52.48, 35.97, 38.43
------------------------------------------------------
Benchmark Time CPU Iterations
------------------------------------------------------
old 3390427270 ns 3390354519 ns 1
new 335514305 ns 335513720 ns 2
---
be/src/util/uid_util.cpp | 11 +++++------
1 file changed, 5 insertions(+), 6 deletions(-)
diff --git a/be/src/util/uid_util.cpp b/be/src/util/uid_util.cpp
index 6743c05a842..0f93f437ab6 100644
--- a/be/src/util/uid_util.cpp
+++ b/be/src/util/uid_util.cpp
@@ -17,6 +17,7 @@
#include "util/uid_util.h"
+#include <fmt/compile.h>
#include <gen_cpp/Types_types.h>
#include <gen_cpp/types.pb.h>
#include <glog/logging.h>
@@ -44,15 +45,13 @@ std::ostream& operator<<(std::ostream& os, const UniqueId&
uid) {
}
std::string print_id(const TUniqueId& id) {
- std::stringstream out;
- out << std::hex << id.hi << "-" << id.lo;
- return out.str();
+ return fmt::format(FMT_COMPILE("{:x}-{:x}"), static_cast<uint64_t>(id.hi),
+ static_cast<uint64_t>(id.lo));
}
std::string print_id(const PUniqueId& id) {
- std::stringstream out;
- out << std::hex << id.hi() << "-" << id.lo();
- return out.str();
+ return fmt::format(FMT_COMPILE("{:x}-{:x}"),
static_cast<uint64_t>(id.hi()),
+ static_cast<uint64_t>(id.lo()));
}
bool parse_id(const std::string& s, TUniqueId* id) {
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