Import wiredtiger: ef9a7983ea47cea78400a4472a3d4e46735385c5 from branch mongodb-3.4

ref: 6a31c2118c..ef9a7983ea
for: 3.4.0-rc2

WT-1592       Add ability to dump detailed cache information via statistics
WT-2403       Enhance random cursor implementation for LSM trees
WT-2880       Add support for Zstandard compression
WT-2904       Fix a bug where the reported checkpoint size could be many times data size
WT-2949       Add an option to wtperf to not close connection on shutdown
WT-2954       Inserting multi-megabyte values can cause large in-memory pages
WT-2955       Add statistics tracking the amount of time threads spend waiting for high level locks
WT-2956       utility tests -h option is always overridden by the default setup
WT-2959       Ensure WT_SESSION_IMPL is never used before it's initialized
WT-2963       Race setting max_entries during eviction
WT-2965       test_wt2323_join_visibility can hang on OSX
WT-2974       lint
WT-2976       Add a statistic tracking how long application threads spend doing I/O
WT-2977       Csuite LSM Random test can occasionally fail
WT-2985       Race during checkpoint can cause a core dump
WT-2987       Fix a bug where opening a cursor on an incomplete table drops core
WT-2988       Fix a bug where __wt_epoch potentially returns garbage values.

2 files changed, 62 insertions, 0 deletions

diff --git a/src/third_party/wiredtiger/examples/c/ex_all.c b/src/third_party/wiredtiger/examples/c/ex_all.c
index a2042c22bbb..ea646604a76 100644
--- a/src/third_party/wiredtiger/examples/c/ex_all.c
+++ b/src/third_party/wiredtiger/examples/c/ex_all.c
@@ -611,6 +611,13 @@ session_ops(WT_SESSION *session)
 	    "block_compressor=zlib,key_format=S,value_format=S");
 	/*! [Create a zlib compressed table] */
 	ret = session->drop(session, "table:mytable", NULL);
+
+	/*! [Create a zstd compressed table] */
+	ret = session->create(session,
+	    "table:mytable",
+	    "block_compressor=zstd,key_format=S,value_format=S");
+	/*! [Create a zstd compressed table] */
+	ret = session->drop(session, "table:mytable", NULL);
 #endif
 
 	/*! [Configure checksums to uncompressed] */
@@ -1108,6 +1115,32 @@ main(void)
 	if (ret == 0)
 		(void)conn->close(conn, NULL);
 
+	/*! [Configure zlib extension with compression level] */
+	ret = wiredtiger_open(home, NULL,
+	    "create,"
+	    "extensions=[/usr/local/lib/"
+	    "libwiredtiger_zlib.so=[config=[compression_level=3]]]", &conn);
+	/*! [Configure zlib extension with compression level] */
+	if (ret == 0)
+		(void)conn->close(conn, NULL);
+
+	/*! [Configure zstd extension] */
+	ret = wiredtiger_open(home, NULL,
+	    "create,"
+	    "extensions=[/usr/local/lib/libwiredtiger_zstd.so]", &conn);
+	/*! [Configure zstd extension] */
+	if (ret == 0)
+		(void)conn->close(conn, NULL);
+
+	/*! [Configure zstd extension with compression level] */
+	ret = wiredtiger_open(home, NULL,
+	    "create,"
+	    "extensions=[/usr/local/lib/"
+	    "libwiredtiger_zstd.so=[config=[compression_level=9]]]", &conn);
+	/*! [Configure zstd extension with compression level] */
+	if (ret == 0)
+		(void)conn->close(conn, NULL);
+
 	/*
 	 * This example code gets run, and direct I/O might not be available,
 	 * causing the open to fail.  The documentation requires code snippets,
diff --git a/src/third_party/wiredtiger/examples/java/com/wiredtiger/examples/ex_all.java b/src/third_party/wiredtiger/examples/java/com/wiredtiger/examples/ex_all.java
index 83a37e9a6a5..cf8491aa4f8 100644
--- a/src/third_party/wiredtiger/examples/java/com/wiredtiger/examples/ex_all.java
+++ b/src/third_party/wiredtiger/examples/java/com/wiredtiger/examples/ex_all.java
@@ -549,6 +549,12 @@ session_ops(Session session)
         "block_compressor=zlib,key_format=S,value_format=S");
     /*! [Create a zlib compressed table] */
     ret = session.drop("table:mytable", null);
+
+    /*! [Create a zstd compressed table] */
+    ret = session.create("table:mytable",
+        "block_compressor=zstd,key_format=S,value_format=S");
+    /*! [Create a zstd compressed table] */
+    ret = session.drop("table:mytable", null);
     } // if (false)
 
     /*! [Configure checksums to uncompressed] */
@@ -942,6 +948,29 @@ allExample()
     /*! [Configure zlib extension] */
     conn.close(null);
 
+    /*! [Configure zlib extension with compression level] */
+    conn = wiredtiger.open(home,
+        "create," +
+        "extensions=[/usr/local/lib/" +
+	"libwiredtiger_zlib.so=[config=[compression_level=3]]]");
+    /*! [Configure zlib extension with compression level] */
+    conn.close(null);
+
+    /*! [Configure zstd extension] */
+    conn = wiredtiger.open(home,
+        "create," +
+        "extensions=[/usr/local/lib/libwiredtiger_zstd.so]");
+    /*! [Configure zstd extension] */
+    conn.close(null);
+
+    /*! [Configure zstd extension with compression level] */
+    conn = wiredtiger.open(home,
+        "create," +
+        "extensions=[/usr/local/lib/" +
+	"libwiredtiger_zstd.so=[config=[compression_level=9]]]");
+    /*! [Configure zstd extension with compression level] */
+    conn.close(null);
+
     /*
      * This example code gets run, and direct I/O might not be available,
      * causing the open to fail.  The documentation requires code snippets,