mongo/jstests/replsets/dbcheck_write_concern.js

74 lines
2.5 KiB
JavaScript

/**
* Test the behavior of per-batch writeConcern in dbCheck.
*
* @tags: [
* # We need persistence as we temporarily restart nodes.
* requires_persistence,
* assumes_against_mongod_not_mongos,
* ]
*/
import {checkHealthLog, resetAndInsert, runDbCheck} from "jstests/replsets/libs/dbcheck_utils.js";
const replSet = new ReplSetTest({
name: "dbCheckWriteConcern",
nodes: 2,
nodeOptions: {setParameter: {dbCheckHealthLogEveryNBatches: 1}},
settings: {
// Prevent the primary from stepping down when we temporarily shut down the secondary.
electionTimeoutMillis: 120000
}
});
replSet.startSet();
replSet.initiate();
const dbName = "dbCheck-writeConcern";
const collName = "test";
const primary = replSet.getPrimary();
const db = primary.getDB(dbName);
const coll = db[collName];
const healthlog = db.getSiblingDB('local').system.healthlog;
// Validate that w:majority behaves normally.
(function testWMajority() {
// Insert 1000 docs and run a few small batches to ensure we wait for write concern between
// each one.
const nDocs = 1000;
const maxDocsPerBatch = 100;
resetAndInsert(replSet, db, collName, nDocs);
const dbCheckParameters = {maxDocsPerBatch: maxDocsPerBatch};
runDbCheck(replSet, db, collName, dbCheckParameters);
// Confirm dbCheck logs the expected number of batches.
checkHealthLog(
healthlog, {operation: "dbCheckBatch", severity: "info"}, nDocs / maxDocsPerBatch);
// Confirm there are no warnings or errors.
checkHealthLog(healthlog, {operation: "dbCheckBatch", severity: "warning"}, 0);
checkHealthLog(healthlog, {operation: "dbCheckBatch", severity: "error"}, 0);
})();
// Validate that w:2 behaves normally.
(function testW2() {
// Insert 1000 docs and run a few small batches to ensure we wait for write concern between
// each one.
const nDocs = 1000;
const maxDocsPerBatch = 100;
const writeConcern = {w: 2};
resetAndInsert(replSet, db, collName, nDocs);
const dbCheckParameters = {maxDocsPerBatch: maxDocsPerBatch, batchWriteConcern: writeConcern};
runDbCheck(replSet, db, collName, dbCheckParameters);
// Confirm dbCheck logs the expected number of batches.
checkHealthLog(
healthlog, {operation: "dbCheckBatch", severity: "info"}, nDocs / maxDocsPerBatch);
// Confirm there are no warnings or errors.
checkHealthLog(healthlog, {operation: "dbCheckBatch", severity: "warning"}, 0);
checkHealthLog(healthlog, {operation: "dbCheckBatch", severity: "error"}, 0);
})();
replSet.stopSet();