Home | History | Annotate | Download | only in dbench 
      1 import os, re
      2 
      3 from autotest_lib.client.bin import utils, test
      4 
      5 class dbench(test.test):
      6     version = 3
      7 
      8     # http://samba.org/ftp/tridge/dbench/dbench-3.04.tar.gz
      9     def setup(self, tarball='dbench-3.04.tar.gz'):
     10         tarball = utils.unmap_url(self.bindir, tarball, self.tmpdir)
     11         utils.extract_tarball_to_dir(tarball, self.srcdir)
     12         os.chdir(self.srcdir)
     13 
     14         utils.system('patch -p1 < ../dbench_startup.patch')
     15         utils.system('patch -p1 < ../dbench_ldflags.patch')
     16         utils.configure()
     17         utils.make()
     18 
     19 
     20     def initialize(self):
     21         self.job.require_gcc()
     22         self.results = []
     23         self.dbench = os.path.join(self.srcdir, 'dbench')
     24 
     25 
     26     def run_once(self, dir='.', nprocs=None, seconds=600, args=''):
     27         if not nprocs:
     28             nprocs = self.job.cpu_count()
     29         loadfile = os.path.join(self.srcdir, 'client.txt')
     30         cmd = '%s %s %s -D %s -c %s -t %d' % (self.dbench, nprocs, args,
     31                                               dir, loadfile, seconds)
     32         self.results = utils.system_output(cmd, retain_output=True)
     33 
     34 
     35     def postprocess_iteration(self):
     36         pattern = re.compile(r"Throughput (.*?) MB/sec (.*?) procs")
     37         (throughput, procs) = pattern.findall(self.results)[0]
     38         self.write_perf_keyval({'throughput':throughput, 'procs':procs})
     39