gRPC benchmarking and load testing tool.
All documentation at ghz.sh.
- Download a prebuilt executable binary for your operating system from the GitHub releases page.
- Unzip the archive and place the executable binary wherever you would like to run it from. Additionally consider adding the location directory in the
PATHvariable if you would like theghzcommand to be available everywhere.
brew install ghzClone
git clone https://github.com/bojand/ghzBuild using make
make buildBuild using go
cd cmd/ghz
go build .Install using go >= 1.16
go install github.com/bojand/ghz/cmd/ghz@latestInstall using Docker
DOCKER_BUILDKIT=1 docker build --output=/usr/local/bin --target=ghz-binary-built https://github.com/bojand/ghz.gitusage: ghz [<flags>] [<host>]
Flags:
-h, --help Show context-sensitive help (also try --help-long and --help-man).
--config= Path to the JSON or TOML config file that specifies all the test run settings.
--proto= The Protocol Buffer .proto file.
--protoset= The compiled protoset file. Alternative to proto. -proto takes precedence.
--call= A fully-qualified method name in 'package.Service/method' or 'package.Service.Method' format.
-i, --import-paths= Comma separated list of proto import paths. The current working directory and the directory of the protocol buffer file are automatically added to the import list.
--cacert= File containing trusted root certificates for verifying the server.
--cert= File containing client certificate (public key), to present to the server. Must also provide -key option.
--key= File containing client private key, to present to the server. Must also provide -cert option.
--cname= Server name override when validating TLS certificate - useful for self signed certs.
--skipTLS Skip TLS client verification of the server's certificate chain and host name.
--insecure Use plaintext and insecure connection.
--authority= Value to be used as the :authority pseudo-header. Only works if -insecure is used.
--async Make requests asynchronous as soon as possible. Does not wait for request to finish before sending next one.
-r, --rps=0 Requests per second (RPS) rate limit for constant load schedule. Default is no rate limit.
--load-schedule="const" Specifies the load schedule. Options are const, step, or line. Default is const.
--load-start=0 Specifies the RPS load start value for step or line schedules.
--load-step=0 Specifies the load step value or slope value.
--load-end=0 Specifies the load end value for step or line load schedules.
--load-step-duration=0 Specifies the load step duration value for step load schedule.
--load-max-duration=0 Specifies the max load duration value for step or line load schedule.
-c, --concurrency=50 Number of request workers to run concurrently for const concurrency schedule. Default is 50.
--concurrency-schedule="const"
Concurrency change schedule. Options are const, step, or line. Default is const.
--concurrency-start=0 Concurrency start value for step and line concurrency schedules.
--concurrency-end=0 Concurrency end value for step and line concurrency schedules.
--concurrency-step=1 Concurrency step / slope value for step and line concurrency schedules.
--concurrency-step-duration=0
Specifies the concurrency step duration value for step concurrency schedule.
--concurrency-max-duration=0
Specifies the max concurrency adjustment duration value for step or line concurrency schedule.
-n, --total=200 Number of requests to run. Default is 200.
-t, --timeout=20s Timeout for each request. Default is 20s, use 0 for infinite.
-z, --duration=0 Duration of application to send requests. When duration is reached, application stops and exits. If duration is specified, n is ignored. Examples: -z 10s -z 3m.
-x, --max-duration=0 Maximum duration of application to send requests with n setting respected. If duration is reached before n requests are completed, application stops and exits. Examples: -x 10s -x 3m.
--duration-stop="close" Specifies how duration stop is reported. Options are close, wait or ignore. Default is close.
-d, --data= The call data as stringified JSON. If the value is '@' then the request contents are read from stdin.
-D, --data-file= File path for call data JSON file. Examples: /home/user/file.json or ./file.json.
-b, --binary The call data comes as serialized binary message or multiple count-prefixed messages read from stdin.
-B, --binary-file= File path for the call data as serialized binary message or multiple count-prefixed messages.
-m, --metadata= Request metadata as stringified JSON.
-M, --metadata-file= File path for call metadata JSON file. Examples: /home/user/metadata.json or ./metadata.json.
--stream-interval=0 Interval for stream requests between message sends.
--stream-call-duration=0 Duration after which client will close the stream in each streaming call.
--stream-call-count=0 Count of messages sent, after which client will close the stream in each streaming call.
--stream-dynamic-messages In streaming calls, regenerate and apply call template data on every message send.
--reflect-metadata= Reflect metadata as stringified JSON used only for reflection request.
-o, --output= Output path. If none provided stdout is used.
-O, --format= Output format. One of: summary, csv, json, pretty, html, influx-summary, influx-details. Default is summary.
--skipFirst=0 Skip the first X requests when doing the results tally.
--count-errors Count erroneous (non-OK) resoponses in stats calculations.
--connections=1 Number of connections to use. Concurrency is distributed evenly among all the connections. Default is 1.
--connect-timeout=10s Connection timeout for the initial connection dial. Default is 10s.
--keepalive=0 Keepalive time duration. Only used if present and above 0.
--name= User specified name for the test.
--tags= JSON representation of user-defined string tags.
--cpus=12 Number of cpu cores to use.
--debug= The path to debug log file.
-e, --enable-compression Enable Gzip compression on requests.
-v, --version Show application version.
Args:
[<host>] Host and port to test.
report, err := runner.Run(
"helloworld.Greeter.SayHello",
"localhost:50051",
runner.WithProtoFile("greeter.proto", []string{}),
runner.WithDataFromFile("data.json"),
runner.WithInsecure(true),
)
if err != nil {
fmt.Println(err.Error())
os.Exit(1)
}
printer := printer.ReportPrinter{
Out: os.Stdout,
Report: report,
}
printer.Print("pretty")Golang 1.11 is required.
make # run all linters, tests, and produce code coverage
make build # build the binaries
make lint # run all linters
make test # run tests
make cover # run tests and produce code coverage
V=1 make # more verbosity
OPEN_COVERAGE=1 make cover # open code coverage.html after running
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