SERVER-13635 remove dead code

18 files changed, 7 insertions, 692 deletions

diff --git a/src/mongo/SConscript b/src/mongo/SConscript
index c763be9ab07..f9b1fc96ea1 100644
--- a/src/mongo/SConscript
+++ b/src/mongo/SConscript
@@ -554,7 +554,6 @@ serverOnlyFiles = [ "db/curop.cpp",
                     "db/storage/mmap_v1/mmap_v1_extent_manager.cpp",
                     "db/introspect.cpp",
                     "db/clientcursor.cpp",
-                    "db/tests.cpp",
                     "db/range_deleter_db_env.cpp",
                     "db/range_deleter_service.cpp",
                     "db/repl/repl_start.cpp",
diff --git a/src/mongo/db/client.cpp b/src/mongo/db/client.cpp
index 5d1a1494901..b9505375194 100644
--- a/src/mongo/db/client.cpp
+++ b/src/mongo/db/client.cpp
@@ -49,7 +49,7 @@
 #include "mongo/db/auth/privilege.h"
 #include "mongo/db/db.h"
 #include "mongo/db/commands.h"
-#include "mongo/db/curop-inl.h"
+#include "mongo/db/curop.h"
 #include "mongo/db/kill_current_op.h"
 #include "mongo/db/dbwebserver.h"
 #include "mongo/db/instance.h"
diff --git a/src/mongo/db/commands/compact.cpp b/src/mongo/db/commands/compact.cpp
index 14af4c56d03..4e51b92e930 100644
--- a/src/mongo/db/commands/compact.cpp
+++ b/src/mongo/db/commands/compact.cpp
@@ -38,7 +38,7 @@
 #include "mongo/db/commands.h"
 #include "mongo/db/catalog/database.h"
 #include "mongo/db/d_concurrency.h"
-#include "mongo/db/curop-inl.h"
+#include "mongo/db/curop.h"
 #include "mongo/db/index_builder.h"
 #include "mongo/db/jsobj.h"
 #include "mongo/db/kill_current_op.h"
diff --git a/src/mongo/db/commands/touch.cpp b/src/mongo/db/commands/touch.cpp
index e44a84b6bae..841a738abf2 100644
--- a/src/mongo/db/commands/touch.cpp
+++ b/src/mongo/db/commands/touch.cpp
@@ -42,7 +42,7 @@
 #include "mongo/db/catalog/collection.h"
 #include "mongo/db/catalog/database.h"
 #include "mongo/db/commands.h"
-#include "mongo/db/curop-inl.h"
+#include "mongo/db/curop.h"
 #include "mongo/db/d_concurrency.h"
 #include "mongo/db/index/index_descriptor.h"
 #include "mongo/db/jsobj.h"
diff --git a/src/mongo/db/curop-inl.h b/src/mongo/db/curop-inl.h
deleted file mode 100644
index dba3454c70a..00000000000
--- a/src/mongo/db/curop-inl.h
+++ /dev/null
@@ -1,29 +0,0 @@
-/**
-*    Copyright (C) 2012 10gen Inc.
-*
-*    This program is free software: you can redistribute it and/or  modify
-*    it under the terms of the GNU Affero General Public License, version 3,
-*    as published by the Free Software Foundation.
-*
-*    This program is distributed in the hope that it will be useful,
-*    but WITHOUT ANY WARRANTY; without even the implied warranty of
-*    MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
-*    GNU Affero General Public License for more details.
-*
-*    You should have received a copy of the GNU Affero General Public License
-*    along with this program.  If not, see <http://www.gnu.org/licenses/>.
-*
-*    As a special exception, the copyright holders give permission to link the
-*    code of portions of this program with the OpenSSL library under certain
-*    conditions as described in each individual source file and distribute
-*    linked combinations including the program with the OpenSSL library. You
-*    must comply with the GNU Affero General Public License in all respects for
-*    all of the code used other than as permitted herein. If you modify file(s)
-*    with this exception, you may extend this exception to your version of the
-*    file(s), but you are not obligated to do so. If you do not wish to do so,
-*    delete this exception statement from your version. If you delete this
-*    exception statement from all source files in the program, then also delete
-*    it in the license file.
-*/
-
-#include "mongo/db/curop.h"
diff --git a/src/mongo/db/dbcommands_admin.cpp b/src/mongo/db/dbcommands_admin.cpp
index 736e932d4d3..be36c4d6445 100644
--- a/src/mongo/db/dbcommands_admin.cpp
+++ b/src/mongo/db/dbcommands_admin.cpp
@@ -48,7 +48,7 @@
 #include "mongo/db/auth/action_type.h"
 #include "mongo/db/auth/privilege.h"
 #include "mongo/db/commands.h"
-#include "mongo/db/curop-inl.h"
+#include "mongo/db/curop.h"
 #include "mongo/db/index/index_access_method.h"
 #include "mongo/db/index/index_descriptor.h"
 #include "mongo/db/jsobj.h"
diff --git a/src/mongo/db/driverHelpers.cpp b/src/mongo/db/driverHelpers.cpp
index f98fa46cbb3..5f140b6e069 100644
--- a/src/mongo/db/driverHelpers.cpp
+++ b/src/mongo/db/driverHelpers.cpp
@@ -43,7 +43,7 @@
 #include "mongo/db/auth/action_type.h"
 #include "mongo/db/auth/privilege.h"
 #include "mongo/db/commands.h"
-#include "mongo/db/curop-inl.h"
+#include "mongo/db/curop.h"
 #include "mongo/db/jsobj.h"
 #include "mongo/db/pdfile.h"
 #include "mongo/scripting/engine.h"
diff --git a/src/mongo/db/filever.h b/src/mongo/db/filever.h
deleted file mode 100644
index 05b58c1734c..00000000000
--- a/src/mongo/db/filever.h
+++ /dev/null
@@ -1,42 +0,0 @@
-/* filever.h */
-
-/**
-*    Copyright (C) 2008 10gen Inc.
-*
-*    This program is free software: you can redistribute it and/or  modify
-*    it under the terms of the GNU Affero General Public License, version 3,
-*    as published by the Free Software Foundation.
-*
-*    This program is distributed in the hope that it will be useful,
-*    but WITHOUT ANY WARRANTY; without even the implied warranty of
-*    MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
-*    GNU Affero General Public License for more details.
-*
-*    You should have received a copy of the GNU Affero General Public License
-*    along with this program.  If not, see <http://www.gnu.org/licenses/>.
-*
-*    As a special exception, the copyright holders give permission to link the
-*    code of portions of this program with the OpenSSL library under certain
-*    conditions as described in each individual source file and distribute
-*    linked combinations including the program with the OpenSSL library. You
-*    must comply with the GNU Affero General Public License in all respects for
-*    all of the code used other than as permitted herein. If you modify file(s)
-*    with this exception, you may extend this exception to your version of the
-*    file(s), but you are not obligated to do so. If you do not wish to do so,
-*    delete this exception statement from your version. If you delete this
-*    exception statement from all source files in the program, then also delete
-*    it in the license file.
-*/
-
-#pragma once
-
-namespace mongo {
-
-    inline void checkDataFileVersion(NamespaceDetails& d) {
-    }
-
-    inline void checkIndexFileVersion(NamespaceDetails& d) {
-    }
-
-}
-
diff --git a/src/mongo/db/flushtest.cpp b/src/mongo/db/flushtest.cpp
deleted file mode 100644
index e057fe870c3..00000000000
--- a/src/mongo/db/flushtest.cpp
+++ /dev/null
@@ -1,164 +0,0 @@
-/*
- *    Copyright (C) 2010 10gen Inc.
- *
- *    This program is free software: you can redistribute it and/or  modify
- *    it under the terms of the GNU Affero General Public License, version 3,
- *    as published by the Free Software Foundation.
- *
- *    This program is distributed in the hope that it will be useful,
- *    but WITHOUT ANY WARRANTY; without even the implied warranty of
- *    MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
- *    GNU Affero General Public License for more details.
- *
- *    You should have received a copy of the GNU Affero General Public License
- *    along with this program.  If not, see <http://www.gnu.org/licenses/>.
- *
- *    As a special exception, the copyright holders give permission to link the
- *    code of portions of this program with the OpenSSL library under certain
- *    conditions as described in each individual source file and distribute
- *    linked combinations including the program with the OpenSSL library. You
- *    must comply with the GNU Affero General Public License in all respects for
- *    all of the code used other than as permitted herein. If you modify file(s)
- *    with this exception, you may extend this exception to your version of the
- *    file(s), but you are not obligated to do so. If you do not wish to do so,
- *    delete this exception statement from your version. If you delete this
- *    exception statement from all source files in the program, then also delete
- *    it in the license file.
- */
-
-#include "mongo/pch.h"
-
-#include <fcntl.h>
-#include <stdio.h>
-
-#include "mongo/util/goodies.h"
-
-namespace mongo {
-
-#if defined(F_FULLFSYNC)
-    void fullsync(int f) {
-        fcntl( f, F_FULLFSYNC );
-    }
-#else
-    void fullsync(int f) {
-        fdatasync(f);
-    }
-#endif
-
-    int main(int argc, char* argv[], char *envp[] ) {
-        cout << "hello" << endl;
-
-        FILE *f = fopen("/data/db/temptest", "a");
-
-        if ( f == 0 ) {
-            cout << "can't open file\n";
-            return 1;
-        }
-
-        {
-            Timer t;
-            for ( int i = 0; i < 50000; i++ )
-                fwrite("abc", 3, 1, f);
-            cout << "small writes: " << t.millis() << "ms" << endl;
-        }
-
-        {
-            Timer t;
-            for ( int i = 0; i < 10000; i++ ) {
-                fwrite("abc", 3, 1, f);
-                fflush(f);
-                fsync( fileno( f ) );
-            }
-            int ms = t.millis();
-            cout << "flush: " << ms << "ms, " << ms / 10000.0 << "ms/request" << endl;
-        }
-
-        {
-            Timer t;
-            for ( int i = 0; i < 500; i++ ) {
-                fwrite("abc", 3, 1, f);
-                fflush(f);
-                fsync( fileno( f ) );
-                sleepmillis(2);
-            }
-            int ms = t.millis() - 500 * 2;
-            cout << "flush with sleeps: " << ms << "ms, " << ms / 500.0 << "ms/request" << endl;
-        }
-
-        char buf[8192];
-        for ( int pass = 0; pass < 2; pass++ ) {
-            cout << "pass " << pass << endl;
-            {
-                Timer t;
-                int n = 500;
-                for ( int i = 0; i < n; i++ ) {
-                    if ( pass == 0 )
-                        fwrite("abc", 3, 1, f);
-                    else
-                        fwrite(buf, 8192, 1, f);
-                    buf[0]++;
-                    fflush(f);
-                    fullsync(fileno(f));
-                }
-                int ms = t.millis();
-                cout << "fullsync: " << ms << "ms, " << ms / ((double) n) << "ms/request" << endl;
-            }
-
-            {
-                Timer t;
-                for ( int i = 0; i < 500; i++ ) {
-                    if ( pass == 0 )
-                        fwrite("abc", 3, 1, f);
-                    else
-                        fwrite(buf, 8192, 1, f);
-                    buf[0]++;
-                    fflush(f);
-                    fullsync(fileno(f));
-                    sleepmillis(2);
-                }
-                int ms = t.millis() - 2 * 500;
-                cout << "fullsync with sleeps: " << ms << "ms, " << ms / 500.0 << "ms/request" << endl;
-            }
-        }
-
-        // without growing
-        {
-            fclose(f);
-            /* try from beginning of the file, where we aren't appending and changing the file length,
-               to see if this is faster as the directory entry then doesn't have to be flushed (if noatime in effect).
-            */
-            f = fopen("/data/db/temptest", "r+");
-            Timer t;
-            int n = 500;
-            for ( int i = 0; i < n; i++ ) {
-                fwrite("xyz", 3, 1, f);
-                fflush(f);
-                fullsync(fileno(f));
-            }
-            int ms = t.millis();
-            cout << "fullsync without growing: " << ms << "ms, " << ms / ((double) n) << "ms/request" << endl;
-        }
-
-        // without growing, with delay
-        {
-            fclose(f);
-            /* try from beginning of the file, where we aren't appending and changing the file length,
-               to see if this is faster as the directory entry then doesn't have to be flushed (if noatime in effect).
-            */
-            f = fopen("/data/db/temptest", "r+");
-            Timer t;
-            int n = 500;
-            for ( int i = 0; i < n; i++ ) {
-                fwrite("xyz", 3, 1, f);
-                fflush(f);
-                fullsync(fileno(f));
-                sleepmillis(2);
-            }
-            int ms = t.millis() - 2 * 500;
-            cout << "fullsync without growing with sleeps: " << ms << "ms, " << ms / ((double) n) << "ms/request" << endl;
-        }
-
-        return 0;
-    }
-
-} // namespace mongo
diff --git a/src/mongo/db/instance.h b/src/mongo/db/instance.h
index 1e475f9e89d..e8ceb09d863 100644
--- a/src/mongo/db/instance.h
+++ b/src/mongo/db/instance.h
@@ -33,7 +33,7 @@
 
 #include "mongo/client/dbclientinterface.h"
 #include "mongo/db/client.h"
-#include "mongo/db/curop-inl.h"
+#include "mongo/db/curop.h"
 #include "mongo/db/dbmessage.h"
 #include "mongo/db/operation_context.h"
 #include "mongo/db/storage_options.h"
diff --git a/src/mongo/db/javatest.cpp b/src/mongo/db/javatest.cpp
deleted file mode 100644
index 9171407e3b8..00000000000
--- a/src/mongo/db/javatest.cpp
+++ /dev/null
@@ -1,36 +0,0 @@
-// javatest.cpp
-
-/**
-*    Copyright (C) 2008 10gen Inc.
-*
-*    This program is free software: you can redistribute it and/or  modify
-*    it under the terms of the GNU Affero General Public License, version 3,
-*    as published by the Free Software Foundation.
-*
-*    This program is distributed in the hope that it will be useful,
-*    but WITHOUT ANY WARRANTY; without even the implied warranty of
-*    MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
-*    GNU Affero General Public License for more details.
-*
-*    You should have received a copy of the GNU Affero General Public License
-*    along with this program.  If not, see <http://www.gnu.org/licenses/>.
-*
-*    As a special exception, the copyright holders give permission to link the
-*    code of portions of this program with the OpenSSL library under certain
-*    conditions as described in each individual source file and distribute
-*    linked combinations including the program with the OpenSSL library. You
-*    must comply with the GNU Affero General Public License in all respects for
-*    all of the code used other than as permitted herein. If you modify file(s)
-*    with this exception, you may extend this exception to your version of the
-*    file(s), but you are not obligated to do so. If you do not wish to do so,
-*    delete this exception statement from your version. If you delete this
-*    exception statement from all source files in the program, then also delete
-*    it in the license file.
-*/
-
-#include "javajs.h"
-
-int main() {
-    JavaJS = new JavaJSImpl();
-    javajstest();
-}
diff --git a/src/mongo/db/minilex.h b/src/mongo/db/minilex.h
deleted file mode 100644
index a3a157121be..00000000000
--- a/src/mongo/db/minilex.h
+++ /dev/null
@@ -1,176 +0,0 @@
-// minilex.h
-// mini js lexical analyzer.  idea is to be dumb and fast.
-
-/**
-*    Copyright (C) 2008 10gen Inc.
-*
-*    This program is free software: you can redistribute it and/or  modify
-*    it under the terms of the GNU Affero General Public License, version 3,
-*    as published by the Free Software Foundation.
-*
-*    This program is distributed in the hope that it will be useful,
-*    but WITHOUT ANY WARRANTY; without even the implied warranty of
-*    MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
-*    GNU Affero General Public License for more details.
-*
-*    You should have received a copy of the GNU Affero General Public License
-*    along with this program.  If not, see <http://www.gnu.org/licenses/>.
-*
-*    As a special exception, the copyright holders give permission to link the
-*    code of portions of this program with the OpenSSL library under certain
-*    conditions as described in each individual source file and distribute
-*    linked combinations including the program with the OpenSSL library. You
-*    must comply with the GNU Affero General Public License in all respects for
-*    all of the code used other than as permitted herein. If you modify file(s)
-*    with this exception, you may extend this exception to your version of the
-*    file(s), but you are not obligated to do so. If you do not wish to do so,
-*    delete this exception statement from your version. If you delete this
-*    exception statement from all source files in the program, then also delete
-*    it in the license file.
-*/
-
-#error does anything use this?
-
-namespace mongo {
-
-#if defined(_WIN32)
-
-} // namespace mongo
-
-#include <hash_map>
-using namespace stdext;
-
-namespace mongo {
-
-    typedef const char * MyStr;
-    struct less_str {
-        bool operator()(const MyStr & x, const MyStr & y) const {
-            if ( strcmp(x, y) > 0)
-                return true;
-
-            return false;
-        }
-    };
-
-    typedef hash_map<const char*, int, hash_compare<const char *, less_str> > strhashmap;
-
-#else
-
-} // namespace mongo
-
-#include <ext/hash_map>
-
-namespace mongo {
-
-    using namespace __gnu_cxx;
-
-    typedef const char * MyStr;
-    struct eq_str {
-        bool operator()(const MyStr & x, const MyStr & y) const {
-            if ( strcmp(x, y) == 0)
-                return true;
-
-            return false;
-        }
-    };
-
-    typedef hash_map<const char*, int, hash<const char *>, eq_str > strhashmap;
-
-#endif
-
-    /*
-    struct MiniLexNotUsed {
-        strhashmap reserved;
-        bool ic[256]; // ic=Identifier Character
-        bool starter[256];
-
-        // dm: very dumb about comments and escaped quotes -- but we are faster then at least,
-        // albeit returning too much (which is ok for jsbobj current usage).
-        void grabVariables(char *code , strhashmap& vars) { // 'code' modified and must stay in scope*/
-    char *p = code;
-    char last = 0;
-    while ( *p ) {
-        if ( starter[*p] ) {
-            char *q = p+1;
-            while ( *q && ic[*q] ) q++;
-            const char *identifier = p;
-            bool done = *q == 0;
-            *q = 0;
-            if ( !reserved.count(identifier) ) {
-                // we try to be smart about 'obj' but have to be careful as obj.obj
-                // can happen; this is so that nFields is right for simplistic where cases
-                // so we can stop scanning in jsobj when we find the field of interest.
-                if ( strcmp(identifier,"obj")==0 && p>code && p[-1] != '.' )
-                    ;
-                else
-                    vars[identifier] = 1;
-            }
-            if ( done )
-                break;
-            p = q + 1;
-            continue;
-        }
-
-        if ( *p == '\'' ) {
-            p++;
-            while ( *p && *p != '\'' ) p++;
-        }
-        else if ( *p == '"' ) {
-            p++;
-            while ( *p && *p != '"' ) p++;
-        }
-        p++;
-    }
-}
-
-MiniLex() {
-    strhashmap atest;
-    atest["foo"] = 3;
-    verify( atest.count("bar") == 0 );
-    verify( atest.count("foo") == 1 );
-    verify( atest["foo"] == 3 );
-
-    for ( int i = 0; i < 256; i++ ) {
-        ic[i] = starter[i] = false;
-    }
-    for ( int i = 'a'; i <= 'z'; i++ )
-        ic[i] = starter[i] = true;
-    for ( int i = 'A'; i <= 'Z'; i++ )
-        ic[i] = starter[i] = true;
-    for ( int i = '0'; i <= '9'; i++ )
-        ic[i] = true;
-    for ( int i = 128; i < 256; i++ )
-        ic[i] = starter[i] = true;
-    ic['$'] = starter['$'] = true;
-    ic['_'] = starter['_'] = true;
-
-    reserved["break"] = true;
-    reserved["case"] = true;
-    reserved["catch"] = true;
-    reserved["continue"] = true;
-    reserved["default"] = true;
-    reserved["delete"] = true;
-    reserved["do"] = true;
-    reserved["else"] = true;
-    reserved["finally"] = true;
-    reserved["for"] = true;
-    reserved["function"] = true;
-    reserved["if"] = true;
-    reserved["in"] = true;
-    reserved["instanceof"] = true;
-    reserved["new"] = true;
-    reserved["return"] = true;
-    reserved["switch"] = true;
-    reserved["this"] = true;
-    reserved["throw"] = true;
-    reserved["try"] = true;
-    reserved["typeof"] = true;
-    reserved["var"] = true;
-    reserved["void"] = true;
-    reserved["while"] = true;
-    reserved["with "] = true;
-}
-};
-*/
-
-} // namespace mongo
diff --git a/src/mongo/db/pdfile.cpp b/src/mongo/db/pdfile.cpp
index bb06045ed8c..cfc7a8bf5a2 100644
--- a/src/mongo/db/pdfile.cpp
+++ b/src/mongo/db/pdfile.cpp
@@ -53,7 +53,7 @@ _ disallow system* manipulations from the database.
 #include "mongo/db/background.h"
 #include "mongo/db/clientcursor.h"
 #include "mongo/db/commands/server_status.h"
-#include "mongo/db/curop-inl.h"
+#include "mongo/db/curop.h"
 #include "mongo/db/db.h"
 #include "mongo/db/dbhelpers.h"
 #include "mongo/db/extsort.h"
diff --git a/src/mongo/db/storage/mmap_v1/dur_commitjob.cpp b/src/mongo/db/storage/mmap_v1/dur_commitjob.cpp
index 9ccb61e939b..8994b3f7d32 100644
--- a/src/mongo/db/storage/mmap_v1/dur_commitjob.cpp
+++ b/src/mongo/db/storage/mmap_v1/dur_commitjob.cpp
@@ -34,7 +34,6 @@
 
 #include "mongo/db/client.h"
 #include "mongo/db/storage/mmap_v1/dur_stats.h"
-#include "mongo/db/taskqueue.h"
 #include "mongo/util/concurrency/threadlocal.h"
 #include "mongo/util/stacktrace.h"
 
diff --git a/src/mongo/db/storage/mmap_v1/dur_commitjob.h b/src/mongo/db/storage/mmap_v1/dur_commitjob.h
index 5fb1a9291fa..4a1d5b66b69 100644
--- a/src/mongo/db/storage/mmap_v1/dur_commitjob.h
+++ b/src/mongo/db/storage/mmap_v1/dur_commitjob.h
@@ -33,7 +33,6 @@
 #include "mongo/db/d_concurrency.h"
 #include "mongo/db/storage/mmap_v1/dur.h"
 #include "mongo/db/storage/mmap_v1/durop.h"
-#include "mongo/db/taskqueue.h"
 #include "mongo/util/alignedbuilder.h"
 #include "mongo/util/concurrency/synchronization.h"
 #include "mongo/util/mongoutils/hash.h"
diff --git a/src/mongo/db/taskqueue.h b/src/mongo/db/taskqueue.h
deleted file mode 100644
index 31783ac007b..00000000000
--- a/src/mongo/db/taskqueue.h
+++ /dev/null
@@ -1,121 +0,0 @@
-// @file deferredinvoker.h
-
-/**
- *    Copyright (C) 2008 10gen Inc.
- *
- *    This program is free software: you can redistribute it and/or  modify
- *    it under the terms of the GNU Affero General Public License, version 3,
- *    as published by the Free Software Foundation.
- *
- *    This program is distributed in the hope that it will be useful,
- *    but WITHOUT ANY WARRANTY; without even the implied warranty of
- *    MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
- *    GNU Affero General Public License for more details.
- *
- *    You should have received a copy of the GNU Affero General Public License
- *    along with this program.  If not, see <http://www.gnu.org/licenses/>.
- *
- *    As a special exception, the copyright holders give permission to link the
- *    code of portions of this program with the OpenSSL library under certain
- *    conditions as described in each individual source file and distribute
- *    linked combinations including the program with the OpenSSL library. You
- *    must comply with the GNU Affero General Public License in all respects for
- *    all of the code used other than as permitted herein. If you modify file(s)
- *    with this exception, you may extend this exception to your version of the
- *    file(s), but you are not obligated to do so. If you do not wish to do so,
- *    delete this exception statement from your version. If you delete this
- *    exception statement from all source files in the program, then also delete
- *    it in the license file.
- */
-
-#pragma once
-
-// if you turn this back on be sure to enable TaskQueueTest again
-#if 0
-
-namespace mongo {
-
-    /** defer work items by queueing them for invocation by another thread.  presumption is that
-        consumer thread is outside of locks more than the source thread.  Additional presumption
-        is that several objects or micro-tasks will be queued and that having a single thread
-        processing them in batch is hepful as they (in the first use case) use a common data
-        structure that can then be in local cpu classes.
-
-        this class is in db/ as it is dbMutex (mongomutex) specific (so far).
-
-        using a functor instead of go() might be more elegant too, once again, would like to test any
-        performance differential.  also worry that operator() hides things?
-
-        MT - copyable "micro task" object we can queue
-             must have a static method void MT::go(const MT&)
-
-        see DefInvoke in dbtests/ for an example.
-    */
-    template< class MT >
-    class TaskQueue {
-    public:
-        TaskQueue() : _which(0), _invokeMutex("deferredinvoker") { }
-
-        void defer(MT mt) {
-            // only one writer allowed.  however the invoke processing below can occur concurrently with
-            // writes (for the most part)
-            DEV verify( Lock::isW() );
-
-            _queues[_which].push_back(mt);
-        }
-
-        /** call to process deferrals.
-
-            concurrency: handled herein.  multiple threads could call invoke(), but their efforts will be
-                         serialized.  the common case is that there is a single processor calling invoke().
-
-            normally, you call this outside of any lock.  but if you want to fully drain the queue,
-            call from within a read lock.  for example:
-            {
-              // drain with minimal time in lock
-              d.invoke();
-              readlock lk;
-              d.invoke();
-              ...
-            }
-            you can also call invoke periodically to do some work and then pick up later on more.
-        */
-        void invoke() {
-            mutex::scoped_lock lk2(_invokeMutex);
-            int toDrain = 0;
-            {
-                // flip queueing to the other queue (we are double buffered)
-                readlocktry lk(5);
-                if( !lk.got() )
-                    return;
-                toDrain = _which;
-                _which = _which ^ 1;
-                wassert( _queues[_which].empty() ); // we are in dbMutex, so it should be/stay empty til we exit dbMutex
-            }
-
-            _drain( _queues[toDrain] );
-            verify( _queues[toDrain].empty() );
-        }
-
-    private:
-        int _which; // 0 or 1
-        typedef vector< MT > Queue;
-        Queue _queues[2];
-
-        // lock order when multiple locks: dbMutex, _invokeMutex
-        mongo::mutex _invokeMutex;
-
-        void _drain(Queue& queue) {
-            unsigned oldCap = queue.capacity();
-            for( typename Queue::iterator i = queue.begin(); i != queue.end(); i++ ) {
-                const MT& v = *i;
-                MT::go(v);
-            }
-            queue.clear();
-            DEV verify( queue.capacity() == oldCap ); // just checking that clear() doesn't deallocate, we don't want that
-        }
-    };
-
-}
-
-#endif
diff --git a/src/mongo/db/tests.cpp b/src/mongo/db/tests.cpp
deleted file mode 100644
index 65be182f4ed..00000000000
--- a/src/mongo/db/tests.cpp
+++ /dev/null
@@ -1,83 +0,0 @@
-/**
-*    Copyright (C) 2008 10gen Inc.
-*
-*    This program is free software: you can redistribute it and/or  modify
-*    it under the terms of the GNU Affero General Public License, version 3,
-*    as published by the Free Software Foundation.
-*
-*    This program is distributed in the hope that it will be useful,
-*    but WITHOUT ANY WARRANTY; without even the implied warranty of
-*    MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
-*    GNU Affero General Public License for more details.
-*
-*    You should have received a copy of the GNU Affero General Public License
-*    along with this program.  If not, see <http://www.gnu.org/licenses/>.
-*
-*    As a special exception, the copyright holders give permission to link the
-*    code of portions of this program with the OpenSSL library under certain
-*    conditions as described in each individual source file and distribute
-*    linked combinations including the program with the OpenSSL library. You
-*    must comply with the GNU Affero General Public License in all respects for
-*    all of the code used other than as permitted herein. If you modify file(s)
-*    with this exception, you may extend this exception to your version of the
-*    file(s), but you are not obligated to do so. If you do not wish to do so,
-*    delete this exception statement from your version. If you delete this
-*    exception statement from all source files in the program, then also delete
-*    it in the license file.
-*/
-
-/* tests.cpp
-
-   unit test & such
-*/
-
-#include "mongo/pch.h"
-
-#include "mongo/util/exit.h"
-#include "mongo/util/mmap.h"
-#include "mongo/util/stacktrace.h"
-
-namespace mongo {
-
-    int test2_old9() {
-        out() << "test2" << endl;
-        printStackTrace();
-        if ( 1 )
-            return 1;
-
-        MemoryMappedFile f;
-
-        unsigned long long len = 64*1024*1024;
-        char *p = (char *) f.map("/tmp/test.dat", len);
-        char *start = p;
-        char *end = p + 64*1024*1024-2;
-        end[1] = 'z';
-        int i;
-        while ( p < end ) {
-            *p++ = ' ';
-            if ( ++i%64 == 0 ) {
-                *p++ = '\n';
-                *p++ = 'x';
-            }
-        }
-        *p = 'a';
-
-        f.flush(true);
-        out() << "done" << endl;
-
-        char *x = start + 32 * 1024 * 1024;
-        char *y = start + 48 * 1024 * 1024;
-        char *z = start + 62 * 1024 * 1024;
-
-        strcpy(z, "zfoo");
-        out() << "y" << endl;
-        strcpy(y, "yfoo");
-        strcpy(x, "xfoo");
-        strcpy(start, "xfoo");
-
-        dbexit( EXIT_TEST );
-
-        return 1;
-    }
-
-} // namespace mongo
diff --git a/src/mongo/dbtests/perftests.cpp b/src/mongo/dbtests/perftests.cpp
index 6e4d5d508ff..0c12051cd31 100644
--- a/src/mongo/dbtests/perftests.cpp
+++ b/src/mongo/dbtests/perftests.cpp
@@ -46,7 +46,6 @@
 #include "mongo/db/json.h"
 #include "mongo/db/structure/btree/key.h"
 #include "mongo/db/lasterror.h"
-#include "mongo/db/taskqueue.h"
 #include "mongo/dbtests/dbtests.h"
 #include "mongo/dbtests/framework_options.h"
 #include "mongo/util/checksum.h"
@@ -96,36 +95,6 @@ namespace PerfTests {
     };
     DBClientType ClientBase::_client;
 
-    // todo: use a couple threads. not a very good test yet.
-#if 0
-    class TaskQueueTest {
-        static int tot;
-        struct V {
-            int val;
-            static void go(const V &v) { tot += v.val; }
-        };
-    public:
-        void run() {
-            tot = 0;
-            TaskQueue<V> d;
-            int x = 0;
-            for( int i = 0; i < 100; i++ ) {
-                if( i % 30 == 0 )
-                    d.invoke();
-
-                x += i;
-                writelock lk;
-                V v;
-                v.val = i;
-                d.defer(v);
-            }
-            d.invoke();
-            verify( x == tot );
-        }
-    };
-    int TaskQueueTest::tot;
-#endif
-
     /* if you want recording of the timings, place the password for the perf database
         in ./../settings.py:
             pstatspassword="<pwd>"