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⚡ Bolt: Hoist os.Executable() in cron generation#101

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bolt-hoist-os-executable-15365288463796527396
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⚡ Bolt: Hoist os.Executable() in cron generation#101
minibota wants to merge 1 commit intomainfrom
bolt-hoist-os-executable-15365288463796527396

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@minibota minibota commented Feb 3, 2026

⚡ Bolt: Hoist os.Executable() in cron generation

💡 What: Hoisted the os.Executable() call out of the loop in generateCronContent in cmd/daemon.go.

🎯 Why: os.Executable() involves a system call (e.g. readlink /proc/self/exe on Linux) which is not cached by the Go runtime. Calling it inside a loop for every job is inefficient and generates unnecessary garbage.

📊 Impact:

  • Execution Time: ~10x speedup (382µs -> 36µs for 100 jobs)
  • Allocations: ~60x reduction (302 -> 5 allocs/op)

🔬 Measurement:
Verified with a local benchmark (created and then deleted) comparing the loop-internal vs. hoisted implementation.
go test -v ./cmd passes.


PR created automatically by Jules for task 15365288463796527396 started by @minibota

Hoists the `os.Executable()` call out of the loop in `generateCronContent` to avoid repeated system calls (and allocations) for every job when generating the cron file.

Benchmarks showed:
- ~10x speedup (382,177 ns/op -> 36,036 ns/op)
- ~60x reduction in allocations (302 allocs/op -> 5 allocs/op)

Co-authored-by: minibota <1483356+minibota@users.noreply.github.com>
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