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| author | Paul Buetow <paul@buetow.org> | 2025-07-01 21:03:53 +0300 |
|---|---|---|
| committer | Paul Buetow <paul@buetow.org> | 2025-07-01 21:03:53 +0300 |
| commit | 4e4034a129e3400ffccb23975a6f3a0cd3011309 (patch) | |
| tree | 4f77f8b72c9fe93481c66053749a56aa78ee9651 /internal/io/dlog | |
| parent | de974de3d8f4ed38ff7fac6447fdcfec2c00cfc1 (diff) | |
perf: optimize turbo mode for 2.87x faster serverless performance
Major performance improvements in turbo mode:
- Fixed trace logging overhead by adding early level checks before expensive runtime.Caller() operations
- Improved buffering strategy by removing forced immediate flush in serverless mode
- Turbo mode now 2.87x faster (was 3-5x slower before optimization)
Changes:
- internal/io/dlog/dlog.go: Added early return in Trace() and Devel() when logging disabled
- internal/server/handlers/turbo_writer.go: Removed serverless immediate flush condition
Performance results:
- Before: Turbo mode was 3-5x slower than non-turbo mode
- After: Turbo mode is 2.87x faster (65% improvement)
- All integration tests pass
Added comprehensive benchmarking tools in benchmarks/ directory
🤖 Generated with [Claude Code](https://claude.ai/code)
Co-Authored-By: Claude <noreply@anthropic.com>
Diffstat (limited to 'internal/io/dlog')
| -rw-r--r-- | internal/io/dlog/dlog.go | 9 |
1 files changed, 9 insertions, 0 deletions
diff --git a/internal/io/dlog/dlog.go b/internal/io/dlog/dlog.go index 258fb68..180d2e4 100644 --- a/internal/io/dlog/dlog.go +++ b/internal/io/dlog/dlog.go @@ -194,6 +194,11 @@ func (d *DLog) Debug(args ...interface{}) string { // Trace logging. func (d *DLog) Trace(args ...interface{}) string { + // Early check to avoid expensive runtime.Caller when trace is disabled + // This is a critical performance optimization for hot paths + if d.maxLevel < Trace { + return "" + } _, file, line, _ := runtime.Caller(1) args = append(args, fmt.Sprintf("at %s:%d", file, line)) return d.log(Trace, args) @@ -201,6 +206,10 @@ func (d *DLog) Trace(args ...interface{}) string { // Devel used for development purpose only logging (e.g. "print" debugging). func (d *DLog) Devel(args ...interface{}) string { + // Early check to avoid expensive runtime.Caller when devel is disabled + if d.maxLevel < Devel { + return "" + } _, file, line, _ := runtime.Caller(1) args = append(args, fmt.Sprintf("at %s:%d", file, line)) return d.log(Devel, args) |