88 lines
4.0 KiB
JavaScript
88 lines
4.0 KiB
JavaScript
/**
|
|
* Test replication metrics
|
|
*/
|
|
function testSecondaryMetrics(secondary, opCount, offset) {
|
|
var ss = secondary.getDB("test").serverStatus()
|
|
printjson(ss.metrics)
|
|
|
|
assert(ss.metrics.repl.network.readersCreated > 0, "no (oplog) readers created")
|
|
assert(ss.metrics.repl.network.getmores.num > 0, "no getmores")
|
|
assert(ss.metrics.repl.network.getmores.totalMillis > 0, "no getmores time")
|
|
// The first oplog entry may or may not make it into network.ops now that we have two
|
|
// n ops (initiate and new primary) before steady replication starts.
|
|
// Sometimes, we disconnect from our sync source and since our find is a gte query, we may
|
|
// double count an oplog entry, so we need some wiggle room for that.
|
|
assert.lte(ss.metrics.repl.network.ops, opCount + offset + 5, "wrong number of ops retrieved")
|
|
assert.gte(ss.metrics.repl.network.ops, opCount + offset, "wrong number of ops retrieved")
|
|
assert(ss.metrics.repl.network.bytes > 0, "zero or missing network bytes")
|
|
|
|
assert(ss.metrics.repl.buffer.count >= 0, "buffer count missing")
|
|
assert(ss.metrics.repl.buffer.sizeBytes >= 0, "size (bytes)] missing")
|
|
assert(ss.metrics.repl.buffer.maxSizeBytes >= 0, "maxSize (bytes) missing")
|
|
|
|
assert(ss.metrics.repl.preload.docs.num >= 0, "preload.docs num missing")
|
|
assert(ss.metrics.repl.preload.docs.totalMillis >= 0, "preload.docs time missing")
|
|
assert(ss.metrics.repl.preload.docs.num >= 0, "preload.indexes num missing")
|
|
assert(ss.metrics.repl.preload.indexes.totalMillis >= 0, "preload.indexes time missing")
|
|
|
|
assert(ss.metrics.repl.apply.batches.num > 0, "no batches")
|
|
assert(ss.metrics.repl.apply.batches.totalMillis >= 0, "missing batch time")
|
|
assert.eq(ss.metrics.repl.apply.ops, opCount + offset, "wrong number of applied ops")
|
|
}
|
|
|
|
var rt = new ReplSetTest( { name : "server_status_metrics" , nodes: 2, oplogSize: 100 } );
|
|
rt.startSet()
|
|
rt.initiate()
|
|
|
|
rt.awaitSecondaryNodes();
|
|
|
|
var secondary = rt.getSecondary();
|
|
var primary = rt.getPrimary();
|
|
var testDB = primary.getDB("test");
|
|
|
|
assert.commandWorked(testDB.createCollection('a'));
|
|
assert.writeOK(testDB.b.insert({}, { writeConcern: { w: 2 }}));
|
|
|
|
var ss = secondary.getDB("test").serverStatus();
|
|
var secondaryBaseOplogInserts = ss.metrics.repl.apply.ops;
|
|
|
|
//add test docs
|
|
var bulk = testDB.a.initializeUnorderedBulkOp();
|
|
for(x = 0; x < 1000; x++) {
|
|
bulk.insert({});
|
|
}
|
|
assert.writeOK(bulk.execute({ w: 2 }));
|
|
|
|
testSecondaryMetrics(secondary, 1000, secondaryBaseOplogInserts );
|
|
|
|
var options = { writeConcern: { w: 2 }, multi: true, upsert: true };
|
|
assert.writeOK(testDB.a.update({}, { $set: { d: new Date() }}, options));
|
|
|
|
testSecondaryMetrics(secondary, 2000, secondaryBaseOplogInserts );
|
|
|
|
// Test getLastError.wtime and that it only records stats for w > 1, see SERVER-9005
|
|
var startMillis = testDB.serverStatus().metrics.getLastError.wtime.totalMillis
|
|
var startNum = testDB.serverStatus().metrics.getLastError.wtime.num
|
|
|
|
printjson(primary.getDB("test").serverStatus().metrics);
|
|
|
|
assert.writeOK(testDB.a.insert({ x: 1 }, { writeConcern: { w: 1, wtimeout: 5000 }}));
|
|
assert.eq(testDB.serverStatus().metrics.getLastError.wtime.totalMillis, startMillis);
|
|
assert.eq(testDB.serverStatus().metrics.getLastError.wtime.num, startNum);
|
|
|
|
assert.writeOK(testDB.a.insert({ x: 1 }, { writeConcern: { w: -11, wtimeout: 5000 }}));
|
|
assert.eq(testDB.serverStatus().metrics.getLastError.wtime.totalMillis, startMillis);
|
|
assert.eq(testDB.serverStatus().metrics.getLastError.wtime.num, startNum);
|
|
|
|
assert.writeOK(testDB.a.insert({ x: 1 }, { writeConcern: { w: 2, wtimeout: 5000 }}));
|
|
assert(testDB.serverStatus().metrics.getLastError.wtime.totalMillis >= startMillis);
|
|
assert.eq(testDB.serverStatus().metrics.getLastError.wtime.num, startNum + 1);
|
|
|
|
// Write will fail because there are only 2 nodes
|
|
assert.writeError(testDB.a.insert({ x: 1 }, { writeConcern: { w: 3, wtimeout: 50 }}));
|
|
assert.eq(testDB.serverStatus().metrics.getLastError.wtime.num, startNum + 2);
|
|
|
|
printjson(primary.getDB("test").serverStatus().metrics);
|
|
|
|
rt.stopSet();
|