1
2
3
4
5
6
7
8
9
10
11
12
13
14
15
16
17
18
19
20
21
22
23
24
25
26
27
28
29
30
31
32
33
34
35
36
37
38
39
40
41
42
43
44
45
46
47
48
49
50
51
52
53
54
55
56
57
58
59
60
61
62
63
64
65
66
67
68
69
70
71
72
73
74
75
76
77
78
79
80
81
82
83
84
85
86
87
88
89
90
91
92
93
94
95
96
97
98
99
100
101
102
103
104
105
106
107
108
109
110
111
112
113
114
115
116
117
118
119
120
121
122
123
124
125
126
127
128
129
130
131
132
133
134
135
136
137
138
139
140
141
142
143
144
145
146
147
148
149
150
151
152
153
154
155
156
157
158
159
160
161
|
#!/usr/bin/env python
#
# Public Domain 2014-2016 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_sweep03.py
# Test to confirm if setting close_idle_time to 0 does not sweep old handles
#
import fnmatch, os, shutil, run, time
from suite_subprocess import suite_subprocess
from wiredtiger import stat
from wtscenario import make_scenarios
import wttest
class test_sweep03(wttest.WiredTigerTestCase, suite_subprocess):
tablebase = 'test_sweep03'
uri = 'table:' + tablebase
numfiles = 400 # Make this more than the default close_handle_minimum
numkv = 100
conn_config = 'file_manager=(close_handle_minimum=10,' + \
'close_idle_time=0,close_scan_interval=1),' + \
'statistics=(fast),'
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 = make_scenarios(types)
def test_disable_idle_timeout1(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)
for k in range(self.numkv):
c[k+1] = 1
c.close()
#
# The idle timeout is disabled - we don't expect the sweep server to
# close any regular handles. Give the sweep server 5x the scan
# interval to close any handles.
#
time.sleep(5)
stat_cursor = self.session.open_cursor('statistics:', None, None)
close1 = stat_cursor[stat.conn.dh_sweep_close][2]
sweep1 = stat_cursor[stat.conn.dh_sweeps][2]
stat_cursor.close()
# The sweep server should have run, or the test isn't working.
self.assertGreater(sweep1, 0)
# We expect nothing to have been closed.
self.assertEqual(close1, 0)
def test_disable_idle_timeout_drop_force(self):
# Create a table to drop. A drop should close its associated handle
drop_uri = '%s.%s' % (self.uri, "force_drop_test")
self.session.create(drop_uri, self.create_params)
c = self.session.open_cursor(drop_uri, None)
for k in range(self.numkv):
c[k+1] = 1
c.close()
# We just filled the table, now check what the stats are
stat_cursor = self.session.open_cursor('statistics:', None, None)
cache1 = stat_cursor[stat.conn.cache_bytes_inuse][2]
sweep1 = stat_cursor[stat.conn.dh_sweeps][2]
stat_cursor.close()
# We force the drop in this case to confirm that the handle is closed
self.session.drop(drop_uri, "force=true")
time.sleep(5)
# Grab the stats post table drop to see things have decremented
stat_cursor = self.session.open_cursor('statistics:', None, None)
cache2 = stat_cursor[stat.conn.cache_bytes_inuse][2]
close2 = stat_cursor[stat.conn.dh_sweep_close][2]
sweep2 = stat_cursor[stat.conn.dh_sweeps][2]
stat_cursor.close()
# Make sure the sweep server is still working.
self.assertGreater(sweep2, sweep1)
# Ensure that the handle has been closed after the drop.
self.assertEqual(close2, 1)
# Ensure that any space was reclaimed from cache.
self.assertLess(cache2, cache1)
def test_disable_idle_timeout_drop(self):
# Create a table to drop. A drop should close its associated handles
drop_uri = '%s.%s' % (self.uri, "drop_test")
self.session.create(drop_uri, self.create_params)
c = self.session.open_cursor(drop_uri, None)
for k in range(self.numkv):
c[k+1] = 1
c.close()
# We just filled the table, now check what the stats are
stat_cursor = self.session.open_cursor('statistics:', None, None)
cache1 = stat_cursor[stat.conn.cache_bytes_inuse][2]
close1 = stat_cursor[stat.conn.dh_sweep_close][2]
sweep1 = stat_cursor[stat.conn.dh_sweeps][2]
stat_cursor.close()
self.session.drop(drop_uri, None)
time.sleep(5)
# Grab the stats post table drop to see things have decremented
stat_cursor = self.session.open_cursor('statistics:', None, None)
cache2 = stat_cursor[stat.conn.cache_bytes_inuse][2]
close2 = stat_cursor[stat.conn.dh_sweep_close][2]
sweep2 = stat_cursor[stat.conn.dh_sweeps][2]
stat_cursor.close()
self.assertGreater(sweep2, sweep1)
# The sweep server should not be involved in regular drop cleanup
self.assertEqual(close2, close1)
# Ensure that any space was reclaimed from cache.
self.assertLess(cache2, cache1)
if __name__ == '__main__':
wttest.run()
|
