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ycsb
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Fri, Jun 27, 10:56

ycsb
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#!/usr/bin/env python
import os
import sys
import subprocess
COMMANDS = {
"load" : "-load",
"run" : "-t",
}
DATABASES = {
"basic" : "com.yahoo.ycsb.BasicDB",
"cassandra7" : "com.yahoo.ycsb.db.CassandraClient7",
"cassandra8" : "com.yahoo.ycsb.db.CassandraClient8",
"cassandra10" : "com.yahoo.ycsb.db.CassandraClient10",
"hbase" : "com.yahoo.ycsb.db.HBaseClient",
"infispan" : "com.yahoo.ycsb.db.InfinispanClient",
"jbdc" : "com.yahoo.ycsb.db.JdbcDBClient",
"mapkeeper" : "com.yahoo.ycsb.db.MapKeeperClient",
"mongodb" : "com.yahoo.ycsb.db.MongoDbClient",
"redis" : "com.yahoo.ycsb.db.RedisClient",
"voldemort" : "com.yahoo.ycsb.db.VoldemortClient",
}
OPTIONS = {
"-p key=value" : "Override workload property",
"-s" : "Print status to stderr",
"-target n" : "Target ops/sec (default: unthrottled)",
"-threads n" : "Number of client threads (default: 1)",
}
def usage():
usage = "Usage: %s command database workload-file [options]" % sys.argv[0]
print usage
print "Commands:"
for command in sorted(COMMANDS.keys()):
print " %s" % command
print "Databases:"
for db in sorted(DATABASES.keys()):
print " %s" % db
print "Options:"
for option in sorted(OPTIONS.keys()):
print " {0:13} {1}".format(option, OPTIONS[option])
sys.exit(1)
def find_jars(dir):
jars = []
for (dirpath, dirnames, filenames) in os.walk(dir):
for filename in filenames:
if filename.endswith(".jar"):
jars.append(os.path.join(dirpath, filename))
return jars
def get_ycsb_home():
bin_dir = os.path.abspath(os.path.dirname(sys.argv[0]))
ycsb_home = os.path.join(*([bin_dir] + [os.path.pardir] * 4))
return os.path.abspath(ycsb_home)
def get_command():
if len(sys.argv) < 2:
usage()
if sys.argv[1] not in COMMANDS:
print "ERROR: Command '%s' not found" % sys.argv[1]
usage()
return COMMANDS[sys.argv[1]]
def get_database():
if len(sys.argv) < 3:
usage()
if sys.argv[2] not in DATABASES:
print "ERROR: Database '%s' not found" % sys.argv[2]
usage()
return DATABASES[sys.argv[2]]
def get_workload():
if len(sys.argv) < 4:
usage()
return sys.argv[3]
def get_options():
return sys.argv[4:]
ycsb_home = get_ycsb_home()
command = get_command()
database = get_database()
workload = get_workload()
options = get_options()
ycsb_command = ["java", "-cp", ":".join(find_jars(ycsb_home)), \
"com.yahoo.ycsb.Client", command, "-db", database, \
"-P", workload] + options
subprocess.call(ycsb_command)

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