From 9b337b72f4f1e2512ac869f8929e8a0759fa0d31 Mon Sep 17 00:00:00 2001
From: sukun <sukunrt@gmail.com>
Date: Fri, 17 Sep 2021 23:59:29 +0530
Subject: [PATCH] flush write to file call

---
 .gitignore | 1 +
 disk.go    | 6 ++++--
 2 files changed, 5 insertions(+), 2 deletions(-)
 create mode 100644 .gitignore

diff --git a/.gitignore b/.gitignore
new file mode 100644
index 0000000..f47cb20
--- /dev/null
+++ b/.gitignore
@@ -0,0 +1 @@
+*.out
diff --git a/disk.go b/disk.go
index a31d67d..bf05a36 100644
--- a/disk.go
+++ b/disk.go
@@ -16,6 +16,7 @@ func writeData(s string, inp []byte) {
 		}
 	}()
 	f.Write([]byte(inp))
+	f.Sync()
 }
 
 func makeData(n int) []byte {
@@ -35,10 +36,11 @@ func readData(s string, n int) (int, []byte) {
 
 func main() {
 	mx := 1000000000
+	inp := makeData(mx)
 	st := time.Now()
-	x, _ := readData("output.txt", mx)
+	writeData("output.txt", inp)
 	d := time.Since(st)
-	fmt.Println("time taken ", d, x)
+	fmt.Println("time taken ", d)
 	tp := float64(mx) / d.Seconds()
 	fmt.Printf("through put is %2f MB/s", tp/(MB))
 }