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#!/usr/bin/env python
#
# Public Domain 2014-2015 MongoDB, Inc.
# Public Domain 2008-2014 WiredTiger, Inc.
#
# This is free and unencumbered software released into the public domain.
#
# Anyone is free to copy, modify, publish, use, compile, sell, or
# distribute this software, either in source code form or as a compiled
# binary, for any purpose, commercial or non-commercial, and by any
# means.
#
# In jurisdictions that recognize copyright laws, the author or authors
# of this software dedicate any and all copyright interest in the
# software to the public domain. We make this dedication for the benefit
# of the public at large and to the detriment of our heirs and
# successors. We intend this dedication to be an overt act of
# relinquishment in perpetuity of all present and future rights to this
# software under copyright law.
#
# THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND,
# EXPRESS OR IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF
# MERCHANTABILITY, FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT.
# IN NO EVENT SHALL THE AUTHORS BE LIABLE FOR ANY CLAIM, DAMAGES OR
# OTHER LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE,
# ARISING FROM, OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR
# OTHER DEALINGS IN THE SOFTWARE.
#
# test_sweep01.py
# Test lots of tables, number of open files and sweeping. Run both
# with and without checkpoints.
#
import fnmatch, os, shutil, run, time
from suite_subprocess import suite_subprocess
from wiredtiger import wiredtiger_open, stat
from wtscenario import multiply_scenarios, number_scenarios, prune_scenarios
import wttest
class test_sweep01(wttest.WiredTigerTestCase, suite_subprocess):
tablebase = 'test_sweep01'
uri = 'table:' + tablebase
numfiles = 50
numkv = 1000
ckpt = 5
types = [
('row', dict(tabletype='row',
create_params = 'key_format=i,value_format=i')),
('var', dict(tabletype='var',
create_params = 'key_format=r,value_format=i')),
('fix', dict(tabletype='fix',
create_params = 'key_format=r,value_format=8t')),
]
scenarios = types
# Overrides WiredTigerTestCase
def setUpConnectionOpen(self, dir):
self.home = dir
self.backup_dir = os.path.join(self.home, "WT_BACKUP")
# Configure sweep to run every 2 seconds with a 6 second timeout.
# That matches the ratio of the default 10 and 30 seconds.
conn_params = \
',create,error_prefix="%s: ",' % self.shortid() + \
'file_manager=(close_idle_time=6,close_scan_interval=2),' + \
'checkpoint=(wait=%d),' % self.ckpt + \
'statistics=(fast),'
# print "Creating conn at '%s' with config '%s'" % (dir, conn_params)
try:
conn = wiredtiger_open(dir, conn_params)
except wiredtiger.WiredTigerError as e:
print "Failed conn at '%s' with config '%s'" % (dir, conn_params)
self.pr(`conn`)
self.session2 = conn.open_session()
return conn
def test_ops(self):
#
# Set up numfiles with numkv entries. We just want some data in there
# we don't care what it is.
#
for f in range(self.numfiles):
uri = '%s.%d' % (self.uri, f)
# print "Creating %s with config '%s'" % (uri, self.create_params)
self.session.create(uri, self.create_params)
c = self.session.open_cursor(uri, None)
c.set_value(1)
for k in range(self.numkv):
c.set_key(k+1)
c.insert()
c.close()
if f % 20 == 0:
time.sleep(1)
stat_cursor = self.session.open_cursor('statistics:', None, None)
close1 = stat_cursor[stat.conn.dh_conn_handles][2]
sweep1 = stat_cursor[stat.conn.dh_conn_sweeps][2]
sclose1 = stat_cursor[stat.conn.dh_session_handles][2]
ssweep1 = stat_cursor[stat.conn.dh_session_sweeps][2]
tod1 = stat_cursor[stat.conn.dh_conn_tod][2]
ref1 = stat_cursor[stat.conn.dh_conn_ref][2]
nfile1 = stat_cursor[stat.conn.file_open][2]
stat_cursor.close()
#
# We've configured checkpoints to run every 5 seconds, sweep server to
# run every 2 seconds and idle time to be 6 seconds. It should take
# about 8 seconds for a handle to be closed. Sleep for 12 seconds to be
# safe.
#
uri = '%s.test' % self.uri
self.session.create(uri, self.create_params)
#
# Keep inserting data to keep at least one handle active and give
# checkpoint something to do. Make sure checkpoint doesn't adjust
# the time of death for inactive handles.
#
c = self.session.open_cursor(uri, None)
k = 0
sleep = 0
while sleep < 12:
k = k+1
c.set_key(k)
c.set_value(1)
c.insert()
sleep += 2
time.sleep(2)
c.close()
stat_cursor = self.session.open_cursor('statistics:', None, None)
close2 = stat_cursor[stat.conn.dh_conn_handles][2]
sweep2 = stat_cursor[stat.conn.dh_conn_sweeps][2]
sclose2 = stat_cursor[stat.conn.dh_session_handles][2]
ssweep2 = stat_cursor[stat.conn.dh_session_sweeps][2]
nfile2 = stat_cursor[stat.conn.file_open][2]
tod2 = stat_cursor[stat.conn.dh_conn_tod][2]
ref2 = stat_cursor[stat.conn.dh_conn_ref][2]
stat_cursor.close()
# print "checkpoint: " + str(self.ckpt)
# print "nfile1: " + str(nfile1) + " nfile2: " + str(nfile2)
# print "close1: " + str(close1) + " close2: " + str(close2)
# print "sweep1: " + str(sweep1) + " sweep2: " + str(sweep2)
# print "ssweep1: " + str(ssweep1) + " ssweep2: " + str(ssweep2)
# print "sclose1: " + str(sclose1) + " sclose2: " + str(sclose2)
# print "tod1: " + str(tod1) + " tod2: " + str(tod2)
# print "ref1: " + str(ref1) + " ref2: " + str(ref2)
#
# The files are all closed. Check that sweep did its work even
# in the presence of recent checkpoints.
#
if (close1 >= close2):
print "XX: close1: " + str(close1) + " close2: " + str(close2)
print "sweep1: " + str(sweep1) + " sweep2: " + str(sweep2)
print "sclose1: " + str(sclose1) + " sclose2: " + str(sclose2)
print "ssweep1: " + str(ssweep1) + " ssweep2: " + str(ssweep2)
print "tod1: " + str(tod1) + " tod2: " + str(tod2)
print "ref1: " + str(ref1) + " ref2: " + str(ref2)
print "nfile1: " + str(nfile1) + " nfile2: " + str(nfile2)
self.assertEqual(close1 < close2, True)
if (sweep1 >= sweep2):
print "close1: " + str(close1) + " close2: " + str(close2)
print "XX: sweep1: " + str(sweep1) + " sweep2: " + str(sweep2)
print "sclose1: " + str(sclose1) + " sclose2: " + str(sclose2)
print "ssweep1: " + str(ssweep1) + " ssweep2: " + str(ssweep2)
print "tod1: " + str(tod1) + " tod2: " + str(tod2)
print "ref1: " + str(ref1) + " ref2: " + str(ref2)
self.assertEqual(sweep1 < sweep2, True)
if (nfile2 >= nfile1):
print "close1: " + str(close1) + " close2: " + str(close2)
print "sweep1: " + str(sweep1) + " sweep2: " + str(sweep2)
print "sclose1: " + str(sclose1) + " sclose2: " + str(sclose2)
print "ssweep1: " + str(ssweep1) + " ssweep2: " + str(ssweep2)
print "tod1: " + str(tod1) + " tod2: " + str(tod2)
print "ref1: " + str(ref1) + " ref2: " + str(ref2)
print "XX: nfile1: " + str(nfile1) + " nfile2: " + str(nfile2)
self.assertEqual(nfile2 < nfile1, True)
# The only files that should be left is the metadata and the active one.
if (nfile2 != 2):
print "close1: " + str(close1) + " close2: " + str(close2)
print "sweep1: " + str(sweep1) + " sweep2: " + str(sweep2)
print "sclose1: " + str(sclose1) + " sclose2: " + str(sclose2)
print "ssweep1: " + str(ssweep1) + " ssweep2: " + str(ssweep2)
print "tod1: " + str(tod1) + " tod2: " + str(tod2)
print "ref1: " + str(ref1) + " ref2: " + str(ref2)
print "XX2: nfile1: " + str(nfile1) + " nfile2: " + str(nfile2)
self.assertEqual(nfile2 == 2, True)
if __name__ == '__main__':
wttest.run()
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