Method countActiveAgentTasks

src/node/services/taskService.ts:6830–6856

(config: ReturnType<Config["loadConfigOrDefault"]>)

  }

  private countActiveAgentTasks(config: ReturnType<Config["loadConfigOrDefault"]>): number {
    let activeCount = 0;
    for (const task of this.listAgentTaskWorkspaces(config)) {
      const status: AgentTaskStatus = task.taskStatus ?? "running";
      // If this task workspace is blocked in a foreground wait, do not count it towards parallelism.
      // This prevents deadlocks where a task spawns a nested task in the foreground while
      // maxParallelAgentTasks is low (e.g. 1).
      // Note: StreamManager can still report isStreaming() while a tool call is executing, so
      // isStreaming is not a reliable signal for "actively doing work" here.
      if (status === "running" && task.id && this.isForegroundAwaiting(task.id)) {
        continue;
      }
      if (status !== "queued" && this.isActiveAgentTaskEntry(task)) {
        activeCount += 1;
        continue;
      }

      // Defensive: task status and runtime stream state can be briefly out of sync during
      // termination/cleanup boundaries. Count streaming tasks as active so we never exceed
      // the configured parallel limit.
      if (task.id && this.aiService.isStreaming(task.id)) {
        activeCount += 1;
      }
    }

    return activeCount;
  }

  private hasActiveDescendantAgentTasks(
    config: ReturnType<Config["loadConfigOrDefault"]>,