下列哪些命令可以查看交换分区的使用情况()。 A: vmstat B: topas C: free D: sar
下列哪些命令可以查看交换分区的使用情况()。 A: vmstat B: topas C: free D: sar
Linux下常用的性能调优命令,哪一个是错误的() A: vmstat B: top C: sar D: topas
Linux下常用的性能调优命令,哪一个是错误的() A: vmstat B: top C: sar D: topas
Performance monitoring of a poorly performing system indicates a high level of CPU usage. Which tool can be used to help identify which processes are using excessive CPU resources?() A: sar B: topas C: iostat D: vmstat
Performance monitoring of a poorly performing system indicates a high level of CPU usage. Which tool can be used to help identify which processes are using excessive CPU resources?() A: sar B: topas C: iostat D: vmstat
A system administrator is attempting to unmount filesystem /dev/data and receives the following message: umount: 0506-349 Cannot unmount /dev/data: The requested resource is busy. Which of the following commands can be used to determine which process has open references within the filesystem?() A: lsfs B: topas C: fuser D: mount
A system administrator is attempting to unmount filesystem /dev/data and receives the following message: umount: 0506-349 Cannot unmount /dev/data: The requested resource is busy. Which of the following commands can be used to determine which process has open references within the filesystem?() A: lsfs B: topas C: fuser D: mount
目前,世界上主要有四家全球性GDS公司,北美的Sabre和Worldspa,欧洲的Amadeus和Galileo,以及一些服务于特定国家或地区的中小GDS,如我国的Travelsky(中航信)、东南亚的Abacus、韩国的Topas、日本的Axess和Ifii等。
目前,世界上主要有四家全球性GDS公司,北美的Sabre和Worldspa,欧洲的Amadeus和Galileo,以及一些服务于特定国家或地区的中小GDS,如我国的Travelsky(中航信)、东南亚的Abacus、韩国的Topas、日本的Axess和Ifii等。