perf(main): reuse cached runtime process table

src/features/tmux-installer/main/composition/runtimeSupport.ts

@@ -1,5 +1,6 @@
 import { TmuxStatusSourceAdapter } from '../adapters/output/sources/TmuxStatusSourceAdapter';
 import {
+  type ListRuntimeProcessesOptions,
   type RuntimeProcessTableRow,
   type TmuxPaneRuntimeInfo,
   TmuxPlatformCommandExecutor,
@@ -34,10 +35,10 @@ export async function listTmuxPaneRuntimeInfoForCurrentPlatform(
   return runtimeCommandExecutor.listPaneRuntimeInfo(paneIds);
 }
 
-export async function listRuntimeProcessTableForCurrentPlatform(): Promise<
-  RuntimeProcessTableRow[]
-> {
-  return runtimeCommandExecutor.listRuntimeProcesses();
+export async function listRuntimeProcessTableForCurrentPlatform(
+  options: ListRuntimeProcessesOptions = {}
+): Promise<RuntimeProcessTableRow[]> {
+  return runtimeCommandExecutor.listRuntimeProcesses(options);
 }
 
 export async function sendKeysToTmuxPaneForCurrentPlatform(

src/features/tmux-installer/main/infrastructure/runtime/TmuxPlatformCommandExecutor.ts

@@ -32,6 +32,10 @@ export interface RuntimeProcessTableRow {
   rssBytes?: number;
 }
 
+export interface ListRuntimeProcessesOptions {
+  bypassCache?: boolean;
+}
+
 /**
  * Short-lived cache window for the global process table.
  *
@@ -218,9 +222,11 @@ export class TmuxPlatformCommandExecutor {
     return new Map([...info.entries()].map(([paneId, pane]) => [paneId, pane.panePid]));
   }
 
-  async listRuntimeProcesses(): Promise<RuntimeProcessTableRow[]> {
+  async listRuntimeProcesses(
+    options: ListRuntimeProcessesOptions = {}
+  ): Promise<RuntimeProcessTableRow[]> {
     const cached = this.#runtimeProcessTableCache;
-    if (cached && cached.expiresAtMs > Date.now()) {
+    if (options.bypassCache !== true && cached && cached.expiresAtMs > Date.now()) {
       return cached.rows;
     }
     if (this.#runtimeProcessTableInFlight) {

src/features/tmux-installer/main/infrastructure/runtime/__tests__/TmuxPlatformCommandExecutor.test.ts

@@ -152,4 +152,39 @@ describe('TmuxPlatformCommandExecutor', () => {
     ]);
     expect(childProcess.execFile).not.toHaveBeenCalled();
   });
+
+  it('can bypass the runtime process table cache for fresh process reads', async () => {
+    setPlatform('win32');
+    const execInPreferredDistro = vi
+      .fn()
+      .mockResolvedValueOnce({
+        exitCode: 0,
+        stdout: '  42   1  1.0  128 opencode runtime --team-name demo --agent-id alice@demo\n',
+        stderr: '',
+      })
+      .mockResolvedValueOnce({
+        exitCode: 0,
+        stdout: '  43   1  1.0  128 opencode runtime --team-name demo --agent-id alice@demo\n',
+        stderr: '',
+      });
+    const executor = new TmuxPlatformCommandExecutor(
+      {
+        execInPreferredDistro,
+        getPersistedPreferredDistroSync: () => 'Ubuntu',
+      } as never,
+      {} as never
+    );
+
+    await expect(executor.listRuntimeProcesses()).resolves.toEqual([
+      expect.objectContaining({ pid: 42 }),
+    ]);
+    await expect(executor.listRuntimeProcesses()).resolves.toEqual([
+      expect.objectContaining({ pid: 42 }),
+    ]);
+    await expect(executor.listRuntimeProcesses({ bypassCache: true })).resolves.toEqual([
+      expect.objectContaining({ pid: 43 }),
+    ]);
+
+    expect(execInPreferredDistro).toHaveBeenCalledTimes(2);
+  });
 });

src/main/services/team/TeamProvisioningService.ts

@@ -10522,6 +10522,7 @@ export class TeamProvisioningService {
     peekAutoResumeService()?.cancelPendingAutoResume(teamName);
     this.clearOpenCodeRuntimeToolApprovals(teamName, { emitDismiss: true });
     this.invalidateRuntimeSnapshotCaches(teamName);
+    this.runtimeProcessRowsForUsageSnapshotByTeam.delete(teamName);
     this.retainedClaudeLogsByTeam.delete(teamName);
     this.persistedTranscriptClaudeLogsCache.delete(teamName);
     this.leadInboxRelayInFlight.delete(teamName);
@@ -25554,7 +25555,10 @@ export class TeamProvisioningService {
         }
       }
     }
-    if (processRowsReadForMetadata) {
+    if (
+      processRowsReadForMetadata &&
+      this.getRuntimeSnapshotCacheGeneration(teamName) === generationAtStart
+    ) {
       const sampledAtMs = Date.now();
       this.runtimeProcessRowsForUsageSnapshotByTeam.set(teamName, {
         expiresAtMs:

src/main/services/team/opencode/bridge/OpenCodeManagedHostProcessCleanup.ts

@@ -60,10 +60,12 @@ export async function cleanupManagedOpenCodeServeProcesses(
     diagnostics: [],
   };
 
-  const rows = await (
+  const listProcessRows =
     options.listProcessRows ??
-    (platform === 'win32' ? listWindowsProcessTable : listRuntimeProcessTableForCurrentPlatform)
-  )();
+    (platform === 'win32'
+      ? listWindowsProcessTable
+      : () => listRuntimeProcessTableForCurrentPlatform({ bypassCache: true }));
+  const rows = await listProcessRows();
   const excludePids = options.excludePids ?? new Set<number>();
   const requiredDetailsMarkers = options.requiredDetailsMarkers ?? [];
   const readDetails =