public UserThreadPool setPrestartAllCoreThreads(boolean prestartAllCoreThreads) {
        this.prestartAllCoreThreads = prestartAllCoreThreads;
        return this;
    }
Sets prestart all core threads.

@param prestartAllCoreThreads the prestart all core threads
@return the prestart all core threads
core/api/src/main/java/com/alipay/sofa/rpc/server/UserThreadPool.java