随笔分类 -  Devices Configurations

Filesystem: managing
摘要:Linux block devices can be partitioned into several partitions, max to several tens or hundreds primary partitions. (According to MBR or GPT) In order 阅读全文

posted @ 2018-05-27 13:20 三叁 阅读(147) 评论(0) 推荐(0)

IOCTL: usage example
摘要:ioctl is used in communication with modules of Linux. Module: User space In case of Makefile is needed: 阅读全文

posted @ 2018-05-03 17:56 三叁 阅读(530) 评论(0) 推荐(0)

TSC: Intro & Comments
摘要:From wiki quote: The Time Stamp Counter (TSC) is a 64-bit register present on all x86 processors since the Pentium. It counts the number of cycles sin 阅读全文

posted @ 2018-01-20 12:12 三叁 阅读(222) 评论(0) 推荐(0)

net-snmp: introduction
摘要:SNMP is a protocol that enables server remote-info-exchange. Which according to wikipedia: it [collecting and organizing information about managed dev 阅读全文

posted @ 2017-10-09 18:11 三叁 阅读(468) 评论(0) 推荐(0)

NIC Bonding: 2 nic port as 1 interface
摘要:The following is concluded from here. Consider we have 2 interfaces: eth0 & eth1 bond the two interface: in ifcfg-eth0/ifcfg-eth1: remove IP/MASK/GW/U 阅读全文

posted @ 2016-12-08 15:19 三叁 阅读(468) 评论(0) 推荐(0)

Managed Switch: Confs
摘要:shortcuts: c-w: delete word before c-a: move to first char c-y: delete everything after cursor c-z: exit to user-view c-n, c-p: trivial c-b, c-f: back 阅读全文

posted @ 2016-12-06 15:37 三叁 阅读(552) 评论(0) 推荐(0)

OVS - commands
摘要:journalctl -t ovs-vswitchd ovs-vsctl show ovs-ofctl show br0 set vlanid ovs-vsctl set port eth0 tag=100 阅读全文

posted @ 2016-07-14 21:26 三叁 阅读(182) 评论(0) 推荐(0)

导航