46 lines
1.2 KiB
Go
46 lines
1.2 KiB
Go
/*
|
|
Copyright The containerd Authors.
|
|
|
|
Licensed under the Apache License, Version 2.0 (the "License");
|
|
you may not use this file except in compliance with the License.
|
|
You may obtain a copy of the License at
|
|
|
|
http://www.apache.org/licenses/LICENSE-2.0
|
|
|
|
Unless required by applicable law or agreed to in writing, software
|
|
distributed under the License is distributed on an "AS IS" BASIS,
|
|
WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
|
|
See the License for the specific language governing permissions and
|
|
limitations under the License.
|
|
*/
|
|
|
|
package main
|
|
|
|
import (
|
|
"fmt"
|
|
"os"
|
|
)
|
|
|
|
func main() {
|
|
n := 500000
|
|
fmt.Fprintf(os.Stderr, "attempting to write %v bytes to stdout\n", n)
|
|
|
|
// Writing this all in one fmt.Print has a different interaction with stdout
|
|
// pipe buffering than writing one byte at a time.
|
|
wrote := 0
|
|
for i := 0; i < n; i++ {
|
|
w, err := fmt.Print("A")
|
|
if err != nil {
|
|
fmt.Fprintf(os.Stderr, "got error writing to stdout: %v\n", err)
|
|
}
|
|
|
|
wrote += w
|
|
|
|
if i%10000 == 0 {
|
|
fmt.Fprintf(os.Stderr, "progress: wrote %v bytes to stdout\n", wrote)
|
|
}
|
|
}
|
|
|
|
fmt.Fprintf(os.Stderr, "wrote %v bytes to stdout\n", wrote)
|
|
}
|