public void setStrategy(BufferStrategy strategy) {
        for (QueueBuffer<T> buffer : bufferChannels) {
            buffer.setStrategy(strategy);
        }
    }
override the strategy at runtime. Notice, this will override several channels one by one. So, when running
setStrategy, each channel may use different BufferStrategy
oap-server/server-library/library-datacarrier-queue/src/main/java/org/apache/skywalking/oap/server/library/datacarrier/buffer/Channels.java