* * A more complete and consistent set of LIFO stack operations is * provided by the {@link Deque} interface and its implementations, which * should be used in preference to this class. For example: * {@code * Deque<Integer> stack = new ArrayDeque<Integer>();} * * @author Jonathan...
deque是双向开口的结构,若以deque为底层结构并粉笔其头端开口,便轻而易举形成了一个queue。看源码 template <class T, class Sequence=deque<T>> class queue { friend bool operator==__STL_NULL_TMPL_ARGS(const queue&, const queue&); friend bool operator<__STL_NULL_TMPL_ARGS(const queue&, const ...
queue[0] = e; else siftUp(i, e); return true; } private void siftUpUsingComparator(int k, E x) { while (k > 0) { int parent = (k - 1) >>> 1; Object e = queue[parent]; if (comparator.compare(x, (E) e) >= 0) break; queue[k] = e; k = parent; } queue[k] ...
difference_type diff = c1.size(); c1.push(L'd'); c1.push(L'e'); diff -= c1.size(); System::Console::WriteLine("pushing 2 = {0}", diff); // compute positive difference diff = c1.size(); c1.pop(); c1.pop(); c1.pop(); diff -= c1.size(); System::Console::...
queue-image ,为镜像排队以进行缓存。 delete-cached-image 从缓存中清除镜像。 delete-all-cached-images ,从缓存中删除所有镜像。 delete-queued-image 从缓存队列中删除镜像。 delete-all-queued-images ,以从缓存队列中删除所有镜像。 1.8. 使用镜像服务 api 启用稀疏镜像上传 使用镜像服务(gl...
Compute(Nova)的软件架构,每个nova-xxx组件是由python代码编写的守护进程,每个进程之间通过队列(Queue)和数据库(nova database)来交换信息,执行各种请求。而用户通过nova-api暴露的web service来同其他组件进行交互。Glance是相对独立的基础架构,nova通过glance-api来和它交互。
delete-all-queued-images to delete all images from the cache queue. 1.1.7. Using the Image service API to enable sparse image upload With the Image service (glance) API, you can use sparse image upload to reduce network traffic and save storage space. This feature is...
foriin$(rbdls-p volumes);dorbd featuredisablevolumes/$iexclusive-lock, object-map, fast-diff, deep-flatten;doneforiin$(rbdls-p vms);dorbd featuredisablevms/$iexclusive-lock, object-map, fast-diff, deep-flatten;doneforiin$(rbdls-p volumesSSD);dorbd featuredisablevolumesSSD/$iexclusive-...
failure_queue 中的伙伴 osd 失败信息。 向 monitor 发送失效报告,并将失败信息加入 failure_pending 队列,然后将其从 failure_queue 移除。 收到来自 failure_queue 或者 failure_pending 中的 osd 的心跳时,将其从两个队列中移除,并告知 monitor 取消之前的失效报告。 当发生与 monitor 网络重连时,会将 failure...
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