易陆发现/openstack区/docker区

操作系统区热点

openstack 虚机添加usb磁盘驱动到虚机上: 首先安装usb rpm -ivh usbutils-007-5.el7.x86_64.rpm 使用lsusb命令查看： (nova-libvirt)[root@compute07 /]# lsusb -v Bus 002 Device 003: ID 0781:5588 SanDisk Corp. Device Descriptor: bLength 18 bDescriptorType 1 bcdUSB 2.10 bDeviceClass 0 (Defined at Interface level) bDeviceSubClass 0 bDeviceProtocol 0 bMaxPacketSize0 64 idVendor 0x0781 SanDisk Corp. idProduct 0x5588 bcdDevice 1.00 iManufacturer 2 SanDisk iProduct 3 USB Extreme Pro iSerial ...

lvextend 扩容lvm逻辑卷磁盘，使用xfs_growfs: [root@uoslvm ~]# lvextend -l +100%FREE /dev/uniontechos/root Size of logical volume uniontechos/root changed from