SERVER-23111 isolate election_timing.js and memory.js by creating new serial_run suite

9 files changed, 2 insertions, 146 deletions

diff --git a/jstests/slow2/cursor_timeout.js b/jstests/noPassthrough/cursor_timeout.js
index f74521b9bc9..f74521b9bc9 100644
--- a/jstests/slow2/cursor_timeout.js
+++ b/jstests/noPassthrough/cursor_timeout.js
diff --git a/jstests/slow2/replsets_killop.js b/jstests/replsets/replsets_killop.js
index ea1cd560b91..ea1cd560b91 100644
--- a/jstests/slow2/replsets_killop.js
+++ b/jstests/replsets/replsets_killop.js
diff --git a/jstests/serial_run/README b/jstests/serial_run/README
new file mode 100644
index 00000000000..73bc3344f1d
--- /dev/null
+++ b/jstests/serial_run/README
@@ -0,0 +1,2 @@
+This suite contains tests that are unusually susceptible to availability of machine resources;
+therefore, this suite is always run with --jobs=1 via Evergreen config.
\ No newline at end of file
diff --git a/jstests/slow1/election_timing.js b/jstests/serial_run/election_timing.js
index 2fe83be02ed..2fe83be02ed 100644
--- a/jstests/slow1/election_timing.js
+++ b/jstests/serial_run/election_timing.js
diff --git a/jstests/slow1/memory.js b/jstests/serial_run/memory.js
index 9d67aa7aab6..9d67aa7aab6 100644
--- a/jstests/slow1/memory.js
+++ b/jstests/serial_run/memory.js
diff --git a/jstests/slow2/conc_update.js b/jstests/slow1/conc_update.js
index b7b8b836831..b7b8b836831 100644
--- a/jstests/slow2/conc_update.js
+++ b/jstests/slow1/conc_update.js
diff --git a/jstests/slow2/mr_during_migrate.js b/jstests/slow1/mr_during_migrate.js
index cb439aeb241..cb439aeb241 100644
--- a/jstests/slow2/mr_during_migrate.js
+++ b/jstests/slow1/mr_during_migrate.js
diff --git a/jstests/slow2/remove_during_mr.js b/jstests/slow1/remove_during_mr.js
index 9b632a11a56..9b632a11a56 100644
--- a/jstests/slow2/remove_during_mr.js
+++ b/jstests/slow1/remove_during_mr.js
diff --git a/jstests/slow2/32bit.js b/jstests/slow2/32bit.js
deleted file mode 100644
index d8b2c5ff728..00000000000
--- a/jstests/slow2/32bit.js
+++ /dev/null
@@ -1,146 +0,0 @@
-// 32bit.js dm
-
-// Use Random.rand() and helpers, not Math.random()
-
-var abortSlowHost = true;
-var forceSeedToBe = null;
-
-if (forceSeedToBe) {
-    print("\n32bit.js WARNING FORCING A SPECIFIC SEED");
-    print("seed=" + forceSeedToBe);
-    Random.srand(forceSeedToBe);
-} else {
-    Random.setRandomSeed();
-}
-
-function f() {
-    'use strict';
-
-    var pass = 1;
-    var mydb = db.getSisterDB("test_32bit");
-    var t = mydb.colltest_32bit;
-
-    mydb.dropDatabase();
-
-    while (1) {
-        if (pass >= 2) {
-            break;
-        }
-        print("32bit.js PASS #" + pass);
-        pass++;
-
-        t.insert({x: 1});
-        t.ensureIndex({a: 1});
-        t.ensureIndex({b: 1}, true);
-        t.ensureIndex({x: 1});
-        if (Random.rand() < 0.3) {
-            t.ensureIndex({c: 1});
-        }
-        t.ensureIndex({d: 1});
-        t.ensureIndex({e: 1});
-        t.ensureIndex({f: 1});
-
-        // create 448 byte string
-        var big = 'a                          b';
-        big = big + big;
-        big = big + big;
-        big = big + big;
-        big = big + big;
-
-        var a = 0;
-        var c = 'kkk';
-        var start = new Date();
-        var b, d, f, cc;
-
-        while (1) {
-            // Insert:
-            //   a: number, integer count of documents inserted
-            //   b: number, random in range [0.0, 1.0)
-            //   c: null (10% chance) or string big (90% chance)
-            //   d: string "kkk-<value of a>"
-            //   f: number, a + random in range [0.0, 1.0)
-
-            b = Random.rand();
-            d = c + -a;
-            f = Random.rand() + a;
-            a++;
-            cc = big;
-            if (Random.rand() < 0.1) {
-                cc = null;
-            }
-
-            var res = t.insert({a: a, b: b, c: cc, d: d, f: f});
-            if (res.hasWriteError()) {
-                // Presumably we have mmap error on 32 bit. try a few more manipulations
-                // attempting to break things.
-                t.insert({a: 33, b: 44, c: 55, d: 66, f: 66});
-                t.insert({a: 33, b: 44000, c: 55, d: 66});
-                t.insert({a: 33, b: 440000, c: 55});
-                t.insert({a: 33, b: 4400000});
-                t.update({a: 20}, {'$set': {c: 'abc'}});
-                t.update({a: 21}, {'$set': {c: 'aadsfbc'}});
-                t.update({a: 22}, {'$set': {c: 'c'}});
-                t.update({a: 23}, {'$set': {b: cc}});
-                t.remove({a: 22});
-                break;
-            }
-
-            if (Random.rand() < 0.01) {
-                t.remove({a: a});
-                t.remove({b: Random.rand()});
-                t.insert({e: 1});
-                t.insert({f: 'aaaaaaaaaa'});
-
-                if (Random.rand() < 0.00001) {
-                    print("remove cc");
-                    t.remove({c: cc});
-                }
-                if (Random.rand() < 0.0001) {
-                    print("update cc");
-                    t.update({c: cc}, {'$set': {c: 1}}, false, true);
-                }
-                if (Random.rand() < 0.00001) {
-                    print("remove e");
-                    t.remove({e: 1});
-                }
-            }
-            if (a == 20000) {
-                var delta_ms = (new Date()) - start;
-                // 2MM / 20000 = 100.  1000ms/sec.
-                var eta_secs = delta_ms * (100 / 1000);
-                print("32bit.js eta_secs:" + eta_secs);
-                if (eta_secs > 1000 && abortSlowHost) {
-                    print("32bit.js machine is slow, stopping early. a:" + a);
-                    mydb.dropDatabase();
-                    return;
-                }
-            }
-            if (a % 100000 == 0) {
-                print(a);
-                // on 64 bit we won't error out, so artificially stop.  on 32 bit we will hit
-                // mmap limit ~1.6MM but may vary by a factor of 2x by platform
-                if (a >= 2200000) {
-                    mydb.dropDatabase();
-                    return;
-                }
-            }
-        }
-        print("count: " + t.count());
-
-        var res = t.validate();
-        if (!res.valid) {
-            print("32bit.js FAIL validating");
-            print(res.result);
-            printjson(res);
-            // mydb.dropDatabase();
-            throw Error("fail validating 32bit.js");
-        }
-
-        mydb.dropDatabase();
-    }
-
-    print("32bit.js SUCCESS");
-}
-
-print("\n32bit.js running - this test is slow.");
-f();