def __init__(self, args):
try:
self.client = voltdbclient.FastSerializer(args.server, args.port, False, args.username, args.password)
except socket.error,e:
print "Can't connect to " + args.server + ":" + str(args.port)
print str(e)
exit(-1)
(0 is exactly even, > 1 is very skewed)
inMB/s: MB/s passed in as procedure invocation parameters
outMB/s: MB/s returned as results of procedure invocations
'''
parser = argparse.ArgumentParser(description="This script is used to monitor current performance metrics.", usage=print_usage())
parser.add_argument('-s', '--server', help='Hostname or IP of VoltDB server', default='localhost')
parser.add_argument('-p', '--port', help='Port number of VoltDB server', type=int, default=21211)
parser.add_argument('-u', '--username', help='User name (if security is enabled)', default='')
parser.add_argument('-pw', '--password', help='Password (if security is enabled)', default='')
parser.add_argument('-f', '--frequency', help='Frequency of gathering statistics in seconds (default = 5 seconds)', type=int, default=5)
parser.add_argument('-d', '--duration', help='Duration of gathering statistics in minutes (default = 30)', type=int, default=30)
args = parser.parse_args()
client = voltdbclient.FastSerializer(args.server, args.port, False, args.username, args.password)
# procedure call response error handling
def check_response(response):
status = response.status
if status != 1:
status_codes = {
-1: "User Abort",
-2: "Graceful Failure",
-3: "Unexpected Failure",
-4: "Connection Lost",
-5: "Server Unavailable",
-6: "Connection Timeout",
-7: "Response Unkonwn",
-8: "Transaction Restart",
-9: "Operational Failure"
