Open Access
表 1
测试机器配置
| 操作系统 | Red Hat Enterprise Linux Server release 6.2 |
| 内核版本号 | Linux version 2.6.32-220.el6.x86_64 |
| 内存 | 32G |
| CBase版本 | CBase Version: 0.4.2.21单集群 |
| Java版本 | 1.8.0_21 |
| Hadoop版本 | 2.7.7分布式3节点 |
| Spark版本 | 2.4.3分布式3节点 |
| Scala版本 | 2.13.0 |
| TPC-H数据量 | 1G，2G，3G |
Current usage metrics show cumulative count of Article Views (full-text article views including HTML views, PDF and ePub downloads, according to the available data) and Abstracts Views on Vision4Press platform.
Data correspond to usage on the plateform after 2015. The current usage metrics is available 48-96 hours after online publication and is updated daily on week days.
Initial download of the metrics may take a while.