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安装,使用hadoop集群遇到的坑(vSphere虚拟化环境)

(文章不定期更新)

1 环境概述

服务器:LENOVO ThinkServer RD540
虚拟化环境:Esxi5.5
虚拟机系统:Ubuntu 16.04LTS
虚拟机配置:

节点 处理器 内存 硬盘
master 全部 8G 200G
slave10 全部 8G 200G
slave20 全部 4G 130G
slave30 全部 4G 130G
slave40 全部 4G 130G

以上由于slave1-4的名称在局域网中已经被占用,则名后加0

2 坑

2.1 Esxi时断时连

装好Esxi后,在vSphere界面初步安装环境,却发现时断时连。如下图:

在连接过程中时不时会抛出异常。

而且在传输大文件 必定 无法成功:

查看Esxi的hostd日志,有:

2018-05-11T02:30:00.023Z [FFE215B0 verbose ‘Statssvc.vim.PerformanceManager’] HostCtl Exception in stats collection. Turn on ‘trivia’ log for details
2018-05-11T02:30:02.219Z [FFE84B70 verbose ‘SoapAdapter’] Responded to service state request
2018-05-11T02:30:20.023Z [FFE215B0 verbose ‘Statssvc.vim.PerformanceManager’] HostCtl Exception in stats collection: Sysinfo error on operation returned status : Not initialized. Please see the VMkernel log for detailed error information

这个Exception指示去Kernel日志中获取详细信息。再查看Esxi的kernel日志:

/var/log # cat vmkernel.log | grep fail

2018-05-10T12:14:09.089Z cpu4:33645)ScsiDeviceIO: 2337: Cmd(0x412e803d1ac0) 0x85, CmdSN 0xa from world 34572 to dev “naa.600605b007e0a4201dfcf3440b1aeec1” failed H:0x0 D:0x2 P:0x0 Valid sense data: 0x5 0x20 0x0.
2018-05-10T12:14:09.089Z cpu4:33645)ScsiDeviceIO: 2337: Cmd(0x412e803d1ac0) 0x4d, CmdSN 0xb from world 34572 to dev “naa.600605b007e0a4201dfcf3440b1aeec1” failed H:0x0 D:0x2 P:0x0 Valid sense data: 0x5 0x20 0x0.
2018-05-10T12:14:09.089Z cpu4:33645)ScsiDeviceIO: 2337: Cmd(0x412e803d1ac0) 0x1a, CmdSN 0xc from world 34572 to dev “naa.600605b007e0a4201dfcf3440b1aeec1” failed H:0x0 D:0x2 P:0x0 Valid sense data: 0x5 0x24 0x0.
2018-05-10T12:14:09.099Z cpu4:33645)ScsiDeviceIO: 2337: Cmd(0x412e803d1ac0) 0x85, CmdSN 0xd from world 34572 to dev “naa.50000395a802efd4” failed H:0x0 D:0x2 P:0x0 Valid sense data: 0x5 0x20 0x0.
2018-05-10T12:44:09.180Z cpu2:32848)ScsiDeviceIO: 2337: Cmd(0x412e82722980) 0x85, CmdSN 0x14 from world 34572 to dev “naa.600605b007e0a4201dfcf3440b1aeec1” failed H:0x0 D:0x2 P:0x0 Valid sense data: 0x5 0x20 0x0.

其中的数字是SCSI感知代码:

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