diff --git a/core/prof/spall/spall.odin b/core/prof/spall/spall.odin
index 6a78c466e..5c00d16a1 100644
--- a/core/prof/spall/spall.odin
+++ b/core/prof/spall/spall.odin
@@ -67,14 +67,14 @@ Buffer :: struct {
 BUFFER_DEFAULT_SIZE :: 0x10_0000
 
 
-context_create :: proc(filename: string) -> (ctx: Context, ok: bool) #optional_ok {
+context_create :: proc(filename: string, freq_fallback_sleep := 2 * time.Second) -> (ctx: Context, ok: bool) #optional_ok {
 	fd, err := os.open(filename, os.O_WRONLY | os.O_APPEND | os.O_CREATE | os.O_TRUNC, 0o600)
 	if err != os.ERROR_NONE {
 		return
 	}
 	ctx.fd = fd
 
-	freq, freq_ok := time.tsc_frequency()
+	freq, freq_ok := time.tsc_frequency(freq_fallback_sleep)
 	ctx.precise_time = freq_ok
 	ctx.timestamp_scale = ((1 / f64(freq)) * 1_000_000) if freq_ok else 1
 
diff --git a/core/time/perf.odin b/core/time/perf.odin
index 69f7eceaa..87192093a 100644
--- a/core/time/perf.odin
+++ b/core/time/perf.odin
@@ -70,7 +70,7 @@ has_invariant_tsc :: proc "contextless" () -> bool {
 	return false
 }
 
-tsc_frequency :: proc "contextless" () -> (u64, bool) {
+tsc_frequency :: proc "contextless" (fallback_sleep := 2 * Second) -> (u64, bool) {
 	if !has_invariant_tsc() {
 		return 0, false
 	}
@@ -81,7 +81,7 @@ tsc_frequency :: proc "contextless" () -> (u64, bool) {
 		tsc_begin := intrinsics.read_cycle_counter()
 		tick_begin := tick_now()
 
-		sleep(2 * Second)
+		sleep(fallback_sleep)
 
 		tsc_end := intrinsics.read_cycle_counter()
 		tick_end := tick_now()