Import wiredtiger: 9e5044823185feffa71e56a6593cfb92e0741a41 from branch mongodb-3.8

ref: 1a29eac4dc..9e50448231
for: 3.7.1

WT-2705       High throughput cache bound many threaded workloads can experience long latencies
WT-3725       Add statistics to locks around timestamp structures
WT-3750       Fast-path fs_directory_list of a single file.
WT-3768       Lookaside optimization: birthmarks
WT-3769       Fix a bug in reverse cursor walks with particular delete patterns and prefix compression enabled
WT-3779       Add support for string formats with WT_CURSOR::modify
WT-3800       test_wt2834_join_bloom_fix hang
WT-3806       Make sure rdtsc values move forward in time
WT-3807       clang static analysis updates
WT-3810       wt_rdtsc calibration needs to be longer and verify validity
WT-3812       debugging page output should handle complex key/value items.
WT-3816       Enable prefix compression on the lookaside table
WT-3819       clang static analysis improvements
WT-3820       Add a WT_SESSION.breakpoint method for Python debugging.
WT-3822       Update WiredTiger copyrights to 2018
WT-3824       tsc_nsec_ratio can compute to zero and cause divide by zero bug

1 files changed, 11 insertions, 1 deletions

diff --git a/src/third_party/wiredtiger/test/suite/test_timestamp07.py b/src/third_party/wiredtiger/test/suite/test_timestamp07.py
index 214cc2ee164..e4d281f2038 100644
--- a/src/third_party/wiredtiger/test/suite/test_timestamp07.py
+++ b/src/third_party/wiredtiger/test/suite/test_timestamp07.py
@@ -1,6 +1,6 @@
 #!/usr/bin/env python
 #
-# Public Domain 2014-2017 MongoDB, Inc.
+# Public Domain 2014-2018 MongoDB, Inc.
 # Public Domain 2008-2014 WiredTiger, Inc.
 #
 # This is free and unencumbered software released into the public domain.
@@ -191,6 +191,7 @@ class test_timestamp07(wttest.WiredTigerTestCase, suite_subprocess):
         c2 = self.session.open_cursor(uri2)
         self.session.create(uri3, 'key_format=i,value_format=S')
         c3 = self.session.open_cursor(uri3)
+        # print "tables created"
 
         # Insert keys 1..nkeys each with timestamp=key, in some order.
         orig_keys = range(1, self.nkeys+1)
@@ -204,6 +205,8 @@ class test_timestamp07(wttest.WiredTigerTestCase, suite_subprocess):
             c3[k] = self.value
             self.session.commit_transaction('commit_timestamp=' + timestamp_str(k))
 
+        # print "value inserted in all tables, reading..."
+
         # Now check that we see the expected state when reading at each
         # timestamp.
         for k in orig_keys:
@@ -212,6 +215,8 @@ class test_timestamp07(wttest.WiredTigerTestCase, suite_subprocess):
             self.check(self.session, 'read_timestamp=' + timestamp_str(k),
                 k + 1, None)
 
+        # print "all values read, updating timestamps"
+
         # Bump the oldest timestamp, we're not going back...
         self.assertTimestampsEqual(self.conn.query_timestamp(), timestamp_str(self.nkeys))
         self.oldts = self.stablets = timestamp_str(self.nkeys)
@@ -219,6 +224,8 @@ class test_timestamp07(wttest.WiredTigerTestCase, suite_subprocess):
         self.conn.set_timestamp('stable_timestamp=' + self.stablets)
         # print "Oldest " + self.oldts
 
+        # print "inserting value2 in all tables"
+
         # Update them and retry.
         random.shuffle(keys)
         count = 0
@@ -241,6 +248,7 @@ class test_timestamp07(wttest.WiredTigerTestCase, suite_subprocess):
 
         # Take a checkpoint using the given configuration.  Then verify
         # whether value2 appears in a copy of that data or not.
+        # print "check_stable 1"
         self.check_stable(self.value2, 0, self.nkeys, self.nkeys if self.using_log else 0)
 
         # Update the stable timestamp to the latest, but not the oldest
@@ -248,6 +256,7 @@ class test_timestamp07(wttest.WiredTigerTestCase, suite_subprocess):
         # timestamp is moved we should see all keys with value2.
         self.stablets = timestamp_str(self.nkeys*2)
         self.conn.set_timestamp('stable_timestamp=' + self.stablets)
+        # print "check_stable 2"
         self.check_stable(self.value2, self.nkeys, self.nkeys, self.nkeys)
 
         # If we're not using the log we're done.
@@ -281,6 +290,7 @@ class test_timestamp07(wttest.WiredTigerTestCase, suite_subprocess):
         # of that data or not.  Both tables that are logged should see
         # all the data regardless of timestamps.  The table that is not
         # logged should not see any of it.
+        # print "check_stable 3"
         self.check_stable(self.value3, 0, self.nkeys, self.nkeys)
 
 if __name__ == '__main__':