http://www.webupd8.org/2014/04/10-things-to-do-after-installing-ubuntu.html
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CPU Statistics Load 1 minute Load: .1.3.6.1.4.1.2021.10.1.3.1 5 minute Load: .1.3.6.1.4.1.2021.10.1.3.2 15 minute Load: .1.3.6.1.4.1.2021.10.1.3.3 CPU percentage of user CPU time: .1.3.6.1.4.1.2021.11.9.0 raw user cpu time: .1.3.6.1.4.1.2021.11.50.0 percentages of system CPU time: .1.3.6.1.4.1.2021.11.10.0 raw system cpu time: .1.3.6.1.4.1.2021.11.52.0 percentages of idle CPU time: .1.3.6.1.4.1.2021.11.11.0 raw idle cpu time: .1.3.6.1.4.1.2021.11.53.0 raw nice cpu time: […] LAN: eth0: 192.168.0.1/24 IP1: eth1: 192.168.1.1/24, gateway: 192.168.1.2/24 IP2: eth2: 192.168.2.1/24, gateway: 192.168.2.2/24 So here is how I would do by using iptables method: Route tables First edit the /etc/iproute2/rt_tables to add a map between route table numbers and ISP names … 10 IP1 20 IP2 … So table 10 and 20 is for ISP1 […] http://www.refmanual.com/2012/11/16/measure-unix-iops/ IOPS = (MBps Throughput / KB per IO) * 1024 Or MBps = (IOPS * KB per IO) / 1024 1.yum install tuned tuned-utils 2. tuned-adm profile virtual-guest 3. dd if=/dev/zero of=tmpfile bs=1M count=1000 See the tables below : Profile explanation : default The default power-saving profile. This is the most basic power-saving profile. It enables only the disk and CPU plug-ins. Note that this is not the same as turning tuned-adm off, where […] https://help.ubuntu.com/community/UEFI http://askubuntu.com/questions/221835/installing-ubuntu-on-a-pre-installed-uefi-supported-windows-8-system Refer to http://kb.vmware.com/selfservice/microsites/search.do?language=en_US&cmd=displayKC&externalId=2011861 The scheduler can be set for each hard disk unit. To check which scheduler is being used for particular drive, run this command: cat /sys/block/disk/queue/scheduler For example, to check the current I/O scheduler for sda: # cat /sys/block/sda/queue/scheduler [noop] anticipatory deadline cfq In this example, the sda drive scheduler is set to […] http://fasterdata.es.net/host-tuning/linux/ edit /etc/sudoers and comment the below : #Defaults requiretty Unroutable TCP type packets, from reserved for local use only networks (RFC1918), being sent out to internet on a Linux masquerade box. See http://www.smythies.com/~doug/network/iptables_notes/index.html And http://en.wikipedia.org/wiki/Transmission_Control_Protocol#Connection_termination
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