Try to launch Chinglinwen's benchmark

[masterSplinter01]

This benchmark was mentioned in #102.
Launch test after closing and fixing of #123, #124 and #125.

[masterSplinter01]

Looks like there is some issues with concurrency.

Executed a command with a self-signed token and 4 threads:

 ./s3-benchmark -a 8RSwu1G7pHW5Tu8tsBYqyFFLrPJ2tXEuDpVvUT9ZoQN_8pRBz5VD63R3TVbTaLEt5mhPNZmNRBbemjroSD6ztszf  -s 8d24de38587217d58cefc006939153edb33181154287a0c9978372832c28bd99  -u https://127.0.0.1:8084 -t 4
Wasabi benchmark program v2.0
Parameters: url=https://127.0.0.1:8084, bucket=loadgen, region=us-east-1, duration=60, threads=4, loops=1, size=1M
upload err InternalError: object exists
        status code: 500, request id: 441e4310-960f-42eb-bef3-b6b7cc2f00f8, host id: 
upload err InternalError: object exists
        status code: 500, request id: 2224aee8-2947-422a-ba23-64c512209d17, host id: 
upload err InternalError: object exists
        status code: 500, request id: d1e361dc-4269-4210-bd7f-8aadb2b6b1f3, host id: 
upload err InternalError: object exists
        status code: 500, request id: 4657969c-b2ac-411c-8695-7c58306c84e9, host id: 
upload err InternalError: object exists
        status code: 500, request id: 69e48b3b-2a9e-4b42-bed6-b54c5dda6957, host id: 
upload err InternalError: object exists
        status code: 500, request id: 1ba45593-4979-4995-88a6-3b113f1fca3b, host id: 
upload err InternalError: object exists
        status code: 500, request id: 416a7bf6-2c82-4b95-9e7b-22cc2820b359, host id: 
upload err InternalError: object exists
        status code: 500, request id: 78c3c3fb-3629-4fb9-9e8a-c8a266bc1903, host id: 
upload err InternalError: object exists
        status code: 500, request id: 01cb4d48-feaa-4bca-ae14-829a680e6db5, host id: 
upload err InternalError: object exists
        status code: 500, request id: 4197e13e-50e5-4437-88a5-afe0b3c1051a, host id: 
upload err InternalError: object exists
        status code: 500, request id: ccd5d824-c845-4b7c-b830-452ed552e77d, host id: 
upload err InternalError: object exists
        status code: 500, request id: 42010a10-04a4-445c-8506-7f051cc76060, host id: 
Loop 1: PUT time 52.1 secs, objects = 967, speed = 18.5MB/sec, 18.5 operations/sec. Slowdowns = 12
download err InternalError: several objects with the same name found
        status code: 500, request id: 3fde81c0-9f68-4d9a-97da-8d7760ec6156, host id: 
download err InternalError: several objects with the same name found
        status code: 500, request id: dc511cfa-56d9-4d6e-b06b-8fc721b2b199, host id: 
download err InternalError: several objects with the same name found
        status code: 500, request id: 1caf831c-2bc3-462b-9e06-7a01c7e0424b, host id: 
download err InternalError: several objects with the same name found
        status code: 500, request id: 9b8657cc-2c32-45de-b359-15fd314f27fc, host id: 
download err InternalError: several objects with the same name found
        status code: 500, request id: a78fef40-df13-459c-8184-2692782a268f, host id: 
download err InternalError: several objects with the same name found
        status code: 500, request id: 09e2070f-748b-4f62-bd99-a8f4bdf86378, host id: 
download err InternalError: several objects with the same name found
        status code: 500, request id: 0336aaee-45a7-4d3d-adc9-6b106edd6f2a, host id: 
download err InternalError: several objects with the same name found
        status code: 500, request id: 447655eb-6977-4ebc-8cdf-85550e9e3e00, host id: 
download err InternalError: several objects with the same name found
        status code: 500, request id: b532b4a9-7a98-4129-bbaf-1ff8843b3401, host id: 
download err InternalError: several objects with the same name found
        status code: 500, request id: 96d15b53-0120-4ab3-8dca-50a02edfc4a8, host id: 
download err InternalError: several objects with the same name found
        status code: 500, request id: f4f2bc02-52bb-4015-8331-b0ce18f6f835, host id: 
download err InternalError: several objects with the same name found
        status code: 500, request id: 5d3ccf7f-b926-4445-aa61-75a2d15d7ce2, host id: 
Loop 1: GET time 47.8 secs, objects = 1420, speed = 29.7MB/sec, 29.7 operations/sec. Slowdowns = 12
Loop 1: DELETE time 26.8 secs, 36.1 deletes/sec. Slowdowns = 0
result title: name-concurrency-size, uloadspeed, downloadspeed
result csv: https://127-4-1M,18.55,29.72

Errors in logs of the gateway:

1. PutObject:

2021-07-14T21:32:45.161+0300    error   handler/put.go:48       could not upload object {"request_id": "1af719eb-c5c9-4457-a029-89a852da568f", "bucket_name": "loadgen", "object_name": "Object-878", "error": "closing the stream failed: rpc error: code = Unknown desc = could not receive response: could not close stream and receive response: (*object.putStreamResponser) could not receive response: (*response.ClientMessageStreamer) could not close stream and receive response: (*putsvc.streamer) could not object put stream: (*putsvc.Streamer) could not close object target: could not close target: could not close next target: incomplete object put"}

2021-07-14T21:32:51.270+0300    error   handler/put.go:48       could not upload object {"request_id": "42010a10-04a4-445c-8506-7f051cc76060", "bucket_name": "loadgen", "object_name": "Object-968", "error": "object exists"}
2021-07-14T21:32:51.271+0300    error   api/router.go:144       something went wrong    {"status": 500, "request_id": "42010a10-04a4-445c-8506-7f051cc76060", "method": "PutObject", "description": "Internal Server Error"}

2. GetObject :

2021-07-14T21:33:38.748+0300    error   api/router.go:144       something went wrong    {"status": 500, "request_id": "e8ccf073-8c9c-4d72-b876-923ecbeb337b", "method": "GetObject", "description": "Internal Server Error"}
2021-07-14T21:33:39.050+0300    error   layer/layer.go:402      could not find object id        {"error": "several objects with the same name found"}
2021-07-14T21:33:39.050+0300    error   handler/get.go:180      could not find object   {"request_id": "5d3ccf7f-b926-4445-aa61-75a2d15d7ce2", "bucket_name": "loadgen", "object_name": "Object-866", "error": "several objects with the same name found"}
2021-07-14T21:33:39.050+0300    error   api/router.go:144       something went wrong    {"status": 500, "request_id": "5d3ccf7f-b926-4445-aa61-75a2d15d7ce2", "method": "GetObject", "description": "Internal Server Error"}

2. DeleteObject:

2021-07-14T21:34:00.135+0300    error   handler/delete.go:54    could not delete object {"request_id": "aed2165a-a8ce-4cea-8529-56d242c70172", "bucket_name": "loadgen", "object_name": "Object-764", "error": "sending the request failed: rpc error: code = Unknown desc = could not handle request: could not handle request: (*putsvc.Streamer) could not close object target: could not close target: could not close next target: incomplete object put (Object-764)"}