const runtime.userArenaChunkBytes

29 uses

	runtime (current package)
		arena.go#L193: 	userArenaChunkBytes    = uintptr(int64(userArenaChunkBytesMax-heapArenaBytes)&(int64(userArenaChunkBytesMax-heapArenaBytes)>>63) + heapArenaBytes) // min(userArenaChunkBytesMax, heapArenaBytes)
		arena.go#L196: 	userArenaChunkPages = userArenaChunkBytes / pageSize
		arena.go#L202: 	userArenaChunkMaxAllocBytes = userArenaChunkBytes / 4
		arena.go#L206: 	if userArenaChunkPages*pageSize != userArenaChunkBytes {
		arena.go#L209: 	if userArenaChunkBytes%physPageSize != 0 {
		arena.go#L212: 	if userArenaChunkBytes < heapArenaBytes {
		arena.go#L213: 		if heapArenaBytes%userArenaChunkBytes != 0 {
		arena.go#L217: 		if userArenaChunkBytes%heapArenaBytes != 0 {
		arena.go#L231: 	return userArenaChunkBytes/goarch.PtrSize/8 + unsafe.Sizeof(_type{})
		arena.go#L748: 	deductAssistCredit(userArenaChunkBytes)
		arena.go#L802: 		if rate != 1 && int64(userArenaChunkBytes) < c.nextSample {
		arena.go#L803: 			c.nextSample -= int64(userArenaChunkBytes)
		arena.go#L805: 			profilealloc(mp, unsafe.Pointer(span.base()), userArenaChunkBytes)
		arena.go#L819: 			inittrace.bytes += uint64(userArenaChunkBytes)
		arena.go#L857: 	if s.npages*pageSize != userArenaChunkBytes {
		arena.go#L938: 	if s.npages*pageSize != userArenaChunkBytes {
		arena.go#L1011: 		v, size := h.sysAlloc(userArenaChunkBytes, hintList, false)
		arena.go#L1012: 		if size%userArenaChunkBytes != 0 {
		arena.go#L1015: 		if size > userArenaChunkBytes {
		arena.go#L1021: 			for i := userArenaChunkBytes; i < size; i += userArenaChunkBytes {
		arena.go#L1026: 			size = userArenaChunkBytes
		arena.go#L1044: 	sysMap(unsafe.Pointer(base), userArenaChunkBytes, &gcController.heapReleased)
		arena.go#L1045: 	sysUsed(unsafe.Pointer(base), userArenaChunkBytes, userArenaChunkBytes)
		arena.go#L1070: 	gcController.heapInUse.add(int64(userArenaChunkBytes))
		arena.go#L1071: 	gcController.heapReleased.add(-int64(userArenaChunkBytes))
		arena.go#L1074: 	atomic.Xaddint64(&stats.inHeap, int64(userArenaChunkBytes))
		arena.go#L1075: 	atomic.Xaddint64(&stats.committed, int64(userArenaChunkBytes))

The pages are generated with Golds v0.7.6. (GOOS=linux GOARCH=amd64)