摘要:
海量小文件存储(简称LOSF,lots of small files)出现后,就一直是业界的难题,众多博文(如[1])对此问题进行了阐述与分析,许多互联网公司也针对自己的具体场景研发了自己的存储方案(如taobao开源的TFS,facebook自主研发的Haystack),还有一些公司在现有开源... 阅读全文
摘要:
I/O wait is a per-CPU performance metric showing time spent idle, when there are threads on the CPU dispatcher queue (in sleep state) that are blocked... 阅读全文
摘要:
For sockets, readability means there is some unread data in thereceivebuffer. That is well-known and probably the most common use case for non-blockin... 阅读全文