java Rest Highlevel client 7.9.0 批量插入 OOM

"2020-01-08","abcdaskdalsmdasdkml","123456789"  // 插入字段示例

@Value("${es.client.hostname}")

    public String host;

    @Value("${es.client.port}")

    public int port;

    @Value("${es.client.scheme}")

    public String scheme;



    private RestHighLevelClient client;



    @Bean(destroyMethod = "close",name = "client")

    public RestHighLevelClient client() {

        RestHighLevelClient client = new RestHighLevelClient(

                RestClient.builder(new HttpHost(host, port, scheme))

                        .setRequestConfigCallback(requestConfigBuilder -> requestConfigBuilder.setConnectTimeout(300000)

                                .setSocketTimeout(300000)

                        )

        );



        return client;

    }