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Merge pull request #5 from wasabi-tech/rob/retry-after-slowdown 

Retry upload, download, and delete after a slow-down response
master
lrobwebster 2018-08-08 10:54:25 -04:00 committed by GitHub
parent ceeb25e070 200c6253a2
commit 4103387f62
No known key found for this signature in database
GPG Key ID: 4AEE18F83AFDEB23
3 changed files with 49 additions and 24 deletions
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73
s3-benchmark.go
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@ -33,12 +33,12 @@ import (
)
// Global variables
var access_key, secret_key, url_host, bucket string
var access_key, secret_key, url_host, bucket, region string
var duration_secs, threads, loops int
var object_size uint64
var object_data []byte
var object_data_md5 string
var running_threads, upload_count, download_count, delete_count int32
var running_threads, upload_count, download_count, delete_count, upload_slowdown_count, download_slowdown_count, delete_slowdown_count int32
var endtime, upload_finish, download_finish, delete_finish time.Time
func logit(msg string) {
@ -76,7 +76,7 @@ func getS3Client() *s3.S3 {
loglevel := aws.LogOff
// Build the rest of the configuration
awsConfig := &aws.Config{
Region: aws.String("us-east-1"),
Region: aws.String(region),
Endpoint: aws.String(url_host),
Credentials: creds,
LogLevel: &loglevel,
@ -94,13 +94,17 @@ func getS3Client() *s3.S3 {
return client
}
func createBucket() {
func createBucket(ignore_errors bool) {
// Get a client
client := getS3Client()
// Create our bucket (may already exist without error)
in := &s3.CreateBucketInput{Bucket: aws.String(bucket)}
if _, err := client.CreateBucket(in); err != nil {
log.Fatalf("FATAL: Unable to create bucket %s (is your access and secret correct?): %v", bucket, err)
if ignore_errors {
log.Printf("WARNING: createBucket %s error, ignoring %v", bucket, err)
} else {
log.Fatalf("FATAL: Unable to create bucket %s (is your access and secret correct?): %v", bucket, err)
}
}
}
@ -212,11 +216,16 @@ func runUpload(thread_num int) {
setSignature(req)
if resp, err := httpClient.Do(req); err != nil {
log.Fatalf("FATAL: Error uploading object %s: %v", prefix, err)
} else if resp.StatusCode != http.StatusOK {
fmt.Printf("Upload status %s: resp: %+v\n", resp.Status, resp)
if resp.Body != nil {
body, _ := ioutil.ReadAll(resp.Body)
fmt.Printf("Body: %s\n", string(body))
} else if resp != nil && resp.StatusCode != http.StatusOK {
if (resp.StatusCode == http.StatusServiceUnavailable) {
atomic.AddInt32(&upload_slowdown_count, 1)
atomic.AddInt32(&upload_count, -1)
} else {
fmt.Printf("Upload status %s: resp: %+v\n", resp.Status, resp)
if resp.Body != nil {
body, _ := ioutil.ReadAll(resp.Body)
fmt.Printf("Body: %s\n", string(body))
}
}
}
}
@ -229,14 +238,19 @@ func runUpload(thread_num int) {
func runDownload(thread_num int) {
for time.Now().Before(endtime) {
atomic.AddInt32(&download_count, 1)
objnum := rand.Int31n(upload_count) + 1
objnum := rand.Int31n(download_count) + 1
prefix := fmt.Sprintf("%s/%s/Object-%d", url_host, bucket, objnum)
req, _ := http.NewRequest("GET", prefix, nil)
setSignature(req)
if resp, err := httpClient.Do(req); err != nil {
log.Fatalf("FATAL: Error uploading object %s: %v", prefix, err)
log.Fatalf("FATAL: Error downloading object %s: %v", prefix, err)
} else if resp != nil && resp.Body != nil {
io.Copy(ioutil.Discard, resp.Body)
if (resp.StatusCode == http.StatusServiceUnavailable){
atomic.AddInt32(&download_slowdown_count, 1)
atomic.AddInt32(&download_count, -1)
} else {
io.Copy(ioutil.Discard, resp.Body)
}
}
}
// Remember last done time
@ -254,8 +268,11 @@ func runDelete(thread_num int) {
prefix := fmt.Sprintf("%s/%s/Object-%d", url_host, bucket, objnum)
req, _ := http.NewRequest("DELETE", prefix, nil)
setSignature(req)
if _, err := httpClient.Do(req); err != nil {
if resp, err := httpClient.Do(req); err != nil {
log.Fatalf("FATAL: Error deleting object %s: %v", prefix, err)
} else if (resp != nil && resp.StatusCode == http.StatusServiceUnavailable) {
atomic.AddInt32(&delete_slowdown_count, 1)
atomic.AddInt32(&delete_count, -1)
}
}
// Remember last done time
@ -274,6 +291,7 @@ func main() {
myflag.StringVar(&secret_key, "s", "", "Secret key")
myflag.StringVar(&url_host, "u", "http://s3.wasabisys.com", "URL for host with method prefix")
myflag.StringVar(&bucket, "b", "wasabi-benchmark-bucket", "Bucket for testing")
myflag.StringVar(&region, "r", "us-east-1", "Region for testing")
myflag.IntVar(&duration_secs, "d", 60, "Duration of each test in seconds")
myflag.IntVar(&threads, "t", 1, "Number of threads to run")
myflag.IntVar(&loops, "l", 1, "Number of times to repeat test")
@ -296,8 +314,8 @@ func main() {
}
// Echo the parameters
logit(fmt.Sprintf("Parameters: url=%s, bucket=%s, duration=%d, threads=%d, loops=%d, size=%s",
url_host, bucket, duration_secs, threads, loops, sizeArg))
logit(fmt.Sprintf("Parameters: url=%s, bucket=%s, region=%s, duration=%d, threads=%d, loops=%d, size=%s",
url_host, bucket, region, duration_secs, threads, loops, sizeArg))
// Initialize data for the bucket
object_data = make([]byte, object_size)
@ -307,12 +325,20 @@ func main() {
object_data_md5 = base64.StdEncoding.EncodeToString(hasher.Sum(nil))
// Create the bucket and delete all the objects
createBucket()
createBucket(true)
deleteAllObjects()
// Loop running the tests
for loop := 1; loop <= loops; loop++ {
// reset counters
upload_count = 0
upload_slowdown_count = 0
download_count = 0
download_slowdown_count = 0
delete_count = 0
delete_slowdown_count = 0
// Run the upload case
running_threads = int32(threads)
starttime := time.Now()
@ -328,8 +354,8 @@ func main() {
upload_time := upload_finish.Sub(starttime).Seconds()
bps := float64(uint64(upload_count)*object_size) / upload_time
logit(fmt.Sprintf("Loop %d: PUT time %.1f secs, objects = %d, speed = %sB/sec, %.1f operations/sec.",
loop, upload_time, upload_count, bytefmt.ByteSize(uint64(bps)), float64(upload_count)/upload_time))
logit(fmt.Sprintf("Loop %d: PUT time %.1f secs, objects = %d, speed = %sB/sec, %.1f operations/sec. Slowdowns = %d",
loop, upload_time, upload_count, bytefmt.ByteSize(uint64(bps)), float64(upload_count)/upload_time, upload_slowdown_count))
// Run the download case
running_threads = int32(threads)
@ -346,8 +372,8 @@ func main() {
download_time := download_finish.Sub(starttime).Seconds()
bps = float64(uint64(download_count)*object_size) / download_time
logit(fmt.Sprintf("Loop %d: GET time %.1f secs, objects = %d, speed = %sB/sec, %.1f operations/sec.",
loop, download_time, download_count, bytefmt.ByteSize(uint64(bps)), float64(download_count)/download_time))
logit(fmt.Sprintf("Loop %d: GET time %.1f secs, objects = %d, speed = %sB/sec, %.1f operations/sec. Slowdowns = %d",
loop, download_time, download_count, bytefmt.ByteSize(uint64(bps)), float64(download_count)/download_time, download_slowdown_count))
// Run the delete case
running_threads = int32(threads)
@ -363,10 +389,9 @@ func main() {
}
delete_time := delete_finish.Sub(starttime).Seconds()
logit(fmt.Sprintf("Loop %d: DELETE time %.1f secs, %.1f deletes/sec.",
loop, delete_time, float64(upload_count)/delete_time))
logit(fmt.Sprintf("Loop %d: DELETE time %.1f secs, %.1f deletes/sec. Slowdowns = %d",
loop, delete_time, float64(upload_count)/delete_time, delete_slowdown_count))
}
// All done
fmt.Println("Benchmark completed.")
}

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