initial code repo

[stor4nfv.git] / src / ceph / qa / tasks / omapbench.py

diff --git a/src/ceph/qa/tasks/omapbench.py b/src/ceph/qa/tasks/omapbench.py
new file mode 100644 (file)
index 0000000..e026c74
--- /dev/null
+++ b/src/ceph/qa/tasks/omapbench.py
@@ -0,0 +1,83 @@
+"""
+Run omapbench executable within teuthology
+"""
+import contextlib
+import logging
+
+from teuthology.orchestra import run
+from teuthology import misc as teuthology
+
+log = logging.getLogger(__name__)
+
+@contextlib.contextmanager
+def task(ctx, config):
+    """
+    Run omapbench
+
+    The config should be as follows::
+
+                 omapbench:
+                     clients: [client list]
+                     threads: <threads at once>
+                     objects: <number of objects to write>
+                     entries: <number of entries per object map>
+                     keysize: <number of characters per object map key>
+                     valsize: <number of characters per object map val>
+                     increment: <interval to show in histogram (in ms)>
+                     omaptype: <how the omaps should be generated>
+
+    example::
+
+                 tasks:
+                 - ceph:
+                 - omapbench:
+                     clients: [client.0]
+                     threads: 30
+                     objects: 1000
+                     entries: 10
+                     keysize: 10
+                     valsize: 100
+                     increment: 100
+                     omaptype: uniform
+                 - interactive:
+    """
+    log.info('Beginning omapbench...')
+    assert isinstance(config, dict), \
+        "please list clients to run on"
+    omapbench = {}
+    testdir = teuthology.get_testdir(ctx)
+    print(str(config.get('increment',-1)))
+    for role in config.get('clients', ['client.0']):
+        assert isinstance(role, basestring)
+        PREFIX = 'client.'
+        assert role.startswith(PREFIX)
+        id_ = role[len(PREFIX):]
+        (remote,) = ctx.cluster.only(role).remotes.iterkeys()
+        proc = remote.run(
+            args=[
+                "/bin/sh", "-c",
+                " ".join(['adjust-ulimits',
+                          'ceph-coverage',
+                          '{tdir}/archive/coverage',
+                          'omapbench',
+                          '--name', role[len(PREFIX):],
+                          '-t', str(config.get('threads', 30)),
+                          '-o', str(config.get('objects', 1000)),
+                          '--entries', str(config.get('entries',10)),
+                          '--keysize', str(config.get('keysize',10)),
+                          '--valsize', str(config.get('valsize',1000)),
+                          '--inc', str(config.get('increment',10)),
+                          '--omaptype', str(config.get('omaptype','uniform'))
+                          ]).format(tdir=testdir),
+                ],
+            logger=log.getChild('omapbench.{id}'.format(id=id_)),
+            stdin=run.PIPE,
+            wait=False
+            )
+        omapbench[id_] = proc
+
+    try:
+        yield
+    finally:
+        log.info('joining omapbench')
+        run.wait(omapbench.itervalues())