diff --git a/common/fdlimit/fdlimit_darwin.go b/common/fdlimit/fdlimit_darwin.go
new file mode 100644
index 0000000000..ab92c93754
--- /dev/null
+++ b/common/fdlimit/fdlimit_darwin.go
@@ -0,0 +1,70 @@
+// Copyright 2016 The go-ethereum Authors
+// This file is part of the go-ethereum library.
+//
+// The go-ethereum library is free software: you can redistribute it and/or modify
+// it under the terms of the GNU Lesser General Public License as published by
+// the Free Software Foundation, either version 3 of the License, or
+// (at your option) any later version.
+//
+// The go-ethereum library is distributed in the hope that it will be useful,
+// but WITHOUT ANY WARRANTY; without even the implied warranty of
+// MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
+// GNU Lesser General Public License for more details.
+//
+// You should have received a copy of the GNU Lesser General Public License
+// along with the go-ethereum library. If not, see .
+
+// +build darwin
+
+package fdlimit
+
+import "syscall"
+
+// Raise tries to maximize the file descriptor allowance of this process
+// to the maximum hard-limit allowed by the OS.
+func Raise(max uint64) error {
+ // Get the current limit
+ var limit syscall.Rlimit
+ if err := syscall.Getrlimit(syscall.RLIMIT_NOFILE, &limit); err != nil {
+ return err
+ }
+ // Try to update the limit to the max allowance
+ limit.Cur = limit.Max
+ if limit.Cur > max {
+ limit.Cur = max
+ }
+ // https://developer.apple.com/library/archive/documentation/System/Conceptual/ManPages_iPhoneOS/man2/getrlimit.2.html
+ //
+ // setrlimit() now returns with errno set to EINVAL in places that histori-cally historically
+ // cally succeeded. It no longer accepts "rlim_cur = RLIM_INFINITY" for
+ // RLIM_NOFILE. Use "rlim_cur = min(OPEN_MAX, rlim_max)".
+ //
+ // OPEN_MAX is 10240
+ if limit.Cur > 10240 {
+ limit.Cur = 10240
+ }
+ if err := syscall.Setrlimit(syscall.RLIMIT_NOFILE, &limit); err != nil {
+ return err
+ }
+ return nil
+}
+
+// Current retrieves the number of file descriptors allowed to be opened by this
+// process.
+func Current() (int, error) {
+ var limit syscall.Rlimit
+ if err := syscall.Getrlimit(syscall.RLIMIT_NOFILE, &limit); err != nil {
+ return 0, err
+ }
+ return int(limit.Cur), nil
+}
+
+// Maximum retrieves the maximum number of file descriptors this process is
+// allowed to request for itself.
+func Maximum() (int, error) {
+ var limit syscall.Rlimit
+ if err := syscall.Getrlimit(syscall.RLIMIT_NOFILE, &limit); err != nil {
+ return 0, err
+ }
+ return int(limit.Max), nil
+}
diff --git a/common/fdlimit/fdlimit_unix.go b/common/fdlimit/fdlimit_unix.go
index a258132353..06853c0a9c 100644
--- a/common/fdlimit/fdlimit_unix.go
+++ b/common/fdlimit/fdlimit_unix.go
@@ -14,7 +14,7 @@
// You should have received a copy of the GNU Lesser General Public License
// along with the go-ethereum library. If not, see .
-// +build linux darwin netbsd openbsd solaris
+// +build linux netbsd openbsd solaris
package fdlimit