diff --git a/apps/waterfall-wiki/tests/creative-browser-diagnostics.test.ts b/apps/waterfall-wiki/tests/creative-browser-diagnostics.test.ts
index 72a6b97..46842ba 100644
--- a/apps/waterfall-wiki/tests/creative-browser-diagnostics.test.ts
+++ b/apps/waterfall-wiki/tests/creative-browser-diagnostics.test.ts
@@ -1,6 +1,6 @@
 import {test} from 'node:test';
-import {verifyCanvasAgentUI} from './canvas-ui-integration';
-import {db} from '../src/lib/db';
+import {chromium} from 'playwright-core';
+import {verifyGuidanceWorkspaceUI} from './guidance-workspace-ui';
 const originalFetch=globalThis.fetch;
 globalThis.fetch=async(input,init)=>{
  const url=typeof input==='string'?input:input instanceof URL?input.href:input.url;
@@ -8,6 +8,7 @@ globalThis.fetch=async(input,init)=>{
  try{const response=await originalFetch(input,init);console.log('Diagnostic HTTP',JSON.stringify({path,method:init?.method||'GET',status:response.status,ms:Date.now()-started}));return response}
  catch(error){console.error('Diagnostic HTTP failed',JSON.stringify({path,method:init?.method||'GET',ms:Date.now()-started,error:error instanceof Error?error.message:String(error)}));throw error}
 };
-test('diagnose canvas navigation against prebuilt review images',{timeout:300000},async()=>{
- try{await verifyCanvasAgentUI(process.env.PROMPT_TEST_BASE_URL!)}finally{await db().end()}
+test('diagnose guidance session readiness against the same images',{timeout:300000},async()=>{
+ const browser=await chromium.launch({executablePath:process.env.CHROMIUM_PATH||'/usr/bin/chromium',headless:true,args:['--no-sandbox','--disable-dev-shm-usage']});
+ try{await verifyGuidanceWorkspaceUI(process.env.PROMPT_TEST_BASE_URL!,browser)}finally{await browser.close()}
 });
diff --git a/apps/waterfall-wiki/tests/guidance-workspace-ui.ts b/apps/waterfall-wiki/tests/guidance-workspace-ui.ts
index a1b8f6e..0d91ce6 100644
--- a/apps/waterfall-wiki/tests/guidance-workspace-ui.ts
+++ b/apps/waterfall-wiki/tests/guidance-workspace-ui.ts
@@ -27,9 +27,11 @@ export async function verifyGuidanceWorkspaceUI(base: string, browser: Browser)
     requestedAuthor: string | null = null,
     published: Guidance | null = null;
   const errors: string[] = [];
+  const started=performance.now(),trace:{ms:number;event:string;path?:string}[]=[];
+  const mark=(event:string,path?:string)=>trace.push({ms:Math.round(performance.now()-started),event,path});
   try {
     await context.route("**/api/account/session", (route) =>
-      route.fulfill({
+      (mark("session route handler"),route.fulfill({
         json: {
           user: signedIn
             ? {
@@ -39,7 +41,7 @@ export async function verifyGuidanceWorkspaceUI(base: string, browser: Browser)
               }
             : null,
         },
-      }),
+      })),
     );
     await context.route(
       (url) => url.pathname === "/api/documents",
@@ -87,6 +89,8 @@ export async function verifyGuidanceWorkspaceUI(base: string, browser: Browser)
     );
     const page = await context.newPage();
     page.setDefaultTimeout(10000);
+    page.on('domcontentloaded',()=>mark('domcontentloaded',new URL(page.url()).pathname));
+    page.on('response',response=>{if(new URL(response.url()).pathname==='/api/account/session')mark('session response '+response.status())});
     page.on("pageerror", (error) => errors.push(error.message));
     page.on("crash", () => errors.push("Browser renderer crashed"));
     const pending = new Set<string>(), network: string[] = [];
@@ -94,12 +98,14 @@ export async function verifyGuidanceWorkspaceUI(base: string, browser: Browser)
     page.on("requestfinished", request => pending.delete(request.url()));
     page.on("requestfailed", request => {pending.delete(request.url());network.push(new URL(request.url()).pathname+": "+request.failure()?.errorText);});
     async function navigate(url: string, reload = false) {
+      mark("navigate begin",new URL(url).pathname);
       const session = page.waitForResponse(response => new URL(response.url()).pathname === "/api/account/session" && response.status() === 200);
       try {
         const [navigation] = await Promise.all([reload ? page.reload({waitUntil:"domcontentloaded"}) : page.goto(url,{waitUntil:"domcontentloaded"}),session]);
         assert.ok(navigation?.ok(), "Navigation returns a successful document");
         await page.getByText(signedIn ? "editor@example.com" : "登录你的账户",{exact:true}).first().waitFor({state:"attached"});
       } catch (error) {
+        console.error("Guidance ordered readiness",JSON.stringify(trace));
         const probeStarted=Date.now();
         const server=await fetch(url,{signal:AbortSignal.timeout(3000)}).then(async response=>{await response.body?.cancel();return {status:response.status,elapsedMs:Date.now()-probeStarted}}).catch(error=>({error:error instanceof Error?error.name:"unknown",elapsedMs:Date.now()-probeStarted}));
         console.error("Workspace UI navigation diagnostics",JSON.stringify({url:page.url(),browserConnected:browser.isConnected(),server,pending:[...pending].map(value=>new URL(value).pathname),network:network.slice(-20),errors,body:(await page.locator("body").innerText().catch(()=>"unavailable")).slice(0,1600)}));
diff --git a/compose.creative-diagnostics.yml b/compose.creative-diagnostics.yml
index 572b3bf..c8da89e 100644
--- a/compose.creative-diagnostics.yml
+++ b/compose.creative-diagnostics.yml
@@ -4,3 +4,4 @@ services:
     volumes:
       - ./apps/waterfall-wiki/tests/canvas-ui-integration.ts:/app/tests/canvas-ui-integration.ts:ro
       - ./apps/waterfall-wiki/tests/creative-browser-diagnostics.test.ts:/app/tests/integration.test.ts:ro
+      - ./apps/waterfall-wiki/tests/guidance-workspace-ui.ts:/app/tests/guidance-workspace-ui.ts:ro
diff --git a/scripts/integration.sh b/scripts/integration.sh
index 1a3e93c..05fc51a 100644
--- a/scripts/integration.sh
+++ b/scripts/integration.sh
@@ -16,6 +16,9 @@ if [[ "${CREATIVE_BROWSER_DIAGNOSTICS:-}" == "1" ]]; then COMPOSE_FILES+=(-f com
 compose(){ docker compose -p "$COMPOSE_PROJECT_NAME" --env-file "$TEST_ENV" "${COMPOSE_FILES[@]}" "$@"; }
 diagnostic_state(){
  if [[ "${CREATIVE_BROWSER_DIAGNOSTICS:-}" != "1" ]]; then return; fi
+ for metric in /proc/pressure/cpu /proc/pressure/memory /proc/pressure/io; do
+  if [[ -r "$metric" ]]; then echo "$metric"; cat "$metric"; fi
+ done
  local ids
  ids=$(compose ps -aq)
  if [[ -n "$ids" ]]; then