strings.EqualFold accounts for top 2 CPU killer

## Enhancement Task
flat flat% sum% cum cum%
2530ms 11.30% 11.30% 2560ms 11.43% strings.EqualFold
1020ms 4.56% 15.86% 3310ms 14.78% runtime.scanobject
940ms 4.20% 20.05% 1020ms 4.56% runtime.findObject
820ms 3.66% 23.72% 3000ms 13.40% runtime.mallocgc
630ms 2.81% 26.53% 630ms 2.81% runtime/internal/syscall.Syscall6

flat flat% sum% cum cum%
2820ms 9.20% 9.20% 2820ms 9.20% runtime/internal/syscall.Syscall6
2260ms 7.37% 16.57% 2270ms 7.40% strings.EqualFold
1180ms 3.85% 20.42% 1440ms 4.70% runtime.findObject
1030ms 3.36% 23.78% 3330ms 10.86% runtime.mallocgc
680ms 2.22% 25.99% 690ms 2.25% runtime.adjusttimers