1
var col = db.memoryTest;
3
// test creating many collections to make sure no internal cache goes OOM
4
for (var i = 0; i < 10000; ++i) {
5
name = "memoryTest" + i;
6
if ((i % 1000) == 0) print("Processing " + name);
7
db.eval(function(col) { for (var i = 0; i < 100; ++i) {db[col + "_" + i].find();} }, name);
10
// test recovery of JS engine after out of memory
11
db.system.js.save( { "_id" : "f1", "value" : function(n) {
15
for (i = 0; i < n; i++) {
16
a.push(Math.random());
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b.push(Math.random());
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c.push(Math.random());
22
// do mix of calls to make sure OOM is handled with no permanent damage
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assert.throws(function() { db.eval("f1(100000000)"); } );
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assert.throws(function() { db.eval("f1(1000000000)"); } );
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db.eval("f1(1000000)");
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db.eval("f1(1000000)");
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db.eval("f1(1000000)");
30
assert.throws(function() { db.eval("f1(100000000)"); } );
32
db.eval("f1(1000000)");
33
db.eval("f1(1000000)");
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db.eval("f1(1000000)");
39
col.findOne({$where: "var arr = []; for (var i = 0; i < 1000000; ++i) {arr.push(0);}"});
40
assert.throws(function() { col.findOne({$where: "var arr = []; for (var i = 0; i < 1000000000; ++i) {arr.push(0);}"}); });
41
col.findOne({$where: "var arr = []; for (var i = 0; i < 1000000; ++i) {arr.push(0);}"});