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/**
* Tests dbHash collisions in WT with full validation.
* dbHash should not experience races on data, or EBUSY errors in the storage engine.
* @tags: [
* requires_wiredtiger,
* requires_replication,
* uses_full_validation,
* ]
*/
"use strict";
load("jstests/concurrency/fsm_workload_helpers/state_transition_utils.js");
const dbPrefix = jsTestName() + '_db_';
var $config = (function() {
let states = {
init: function(db, collName) {
jsTestLog("init tid: " + this.tid);
},
dbHash: function(db, collName) {
jsTestLog("dbHash: " + db + "." + collName + " tid: " + this.tid);
let opTime =
assert
.commandWorked(db.runCommand(
{insert: collName, documents: [{x: 1}], writeConcern: {w: "majority"}}))
.operationTime;
jsTestLog("dbHash opTime:" + tojson(opTime));
jsTestLog("dbHash begin opTime:" + tojson(opTime));
let dbHashRes = assert.commandWorked(db.collName.runCommand(
{dbHash: 1, $_internalReadAtClusterTime: Timestamp(opTime['t'], opTime['i'])}));
jsTestLog("dbHash done" + dbHashRes.timeMillis);
},
fullValidation: function(db, collName) {
jsTestLog("fullValidation: " + db + "." + collName + " tid: " + this.tid);
let res = assert.commandWorked(db.collName.validate({full: true}));
jsTestLog("fullValidation done: " + db + "." + collName + " " + this.tid);
assert(res.valid);
},
};
const setSyncDelay = function(db, delay) {
jsTestLog("setSyncDelay: ", delay);
assert.commandWorked(db.adminCommand({setParameter: 1, syncdelay: delay}));
};
const setup = function(db, collName) {
jsTestLog("Creating:" + db + "." + collName + " tid: " + this.tid);
let x = 'x'.repeat(20 * 1024); // 20KB
let bulk = db.collName.initializeOrderedBulkOp();
for (let i = 0; i < 80; i++) {
bulk.insert({_id: x + i.toString()});
}
assertAlways.commandWorked(bulk.execute());
// Avoid filling the cache by flushing on a shorter interval
setSyncDelay(db, 10);
jsTestLog("Creating done:" + db + "." + collName);
};
const teardown = function(db, collName) {
setSyncDelay(db, 60);
};
const standardTransition = {
dbHash: 0.5,
fullValidation: 0.5,
};
const transitions = {
init: standardTransition,
dbHash: {dbHash: 0.8, fullValidation: 0.2},
fullValidation: {dbHash: 0.2, fullValidation: 0.8},
};
return {
threadCount: 5,
iterations: 2,
setup: setup,
states: states,
teardown: teardown,
transitions: transitions,
};
})();
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