MQ install On Mint or Ubuntu Linux
The attached video link is a tutorial on the installation of IBM MQ version 9 on Mint Linux, Debian or Ubuntu Linux.
Linux
Linux System Administration – Part 3
How to monitor the loaded kernel modules A Linux system administrator may be required to watching the loaded kernel modules. The command that help to achieve this is “lsmod”. Example :
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$ /sbin/lsmod Module Size Used by ctr 16384 1 ccm 20480 1 ipt_MASQUERADE 16384 3 nf_nat_masquerade_ipv4 16384 1 ipt_MASQUERADE iptable_nat 16384 1 nf_nat_ipv4 16384 1 iptable_nat nf_nat 24576 2 nf_nat_ipv4,nf_nat_masquerade_ipv4 nf_conntrack_ipv4 16384 2 nf_defrag_ipv4 16384 1 nf_conntrack_ipv4 xt_conntrack 16384 1 nf_conntrack 106496 5 nf_nat,nf_nat_ipv4,xt_conntrack,nf_nat_masquerade_ipv4,nf_conntrack_ipv4 ipt_REJECT 16384 2 nf_reject_ipv4 16384 1 ipt_REJECT xt_CHECKSUM 16384 1 iptable_mangle 16384 1 xt_tcpudp 16384 6 bridge 110592 0 stp 16384 1 bridge llc 16384 2 stp,bridge ip6table_filter 16384 0 ip6_tables 28672 1 ip6table_filter iptable_filter 16384 1 |
Another way to list all currently loaded kernel modules is to use “cat /proc/modules”. Example :
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$ cat /proc/modules ctr 16384 1 - Live 0x0000000000000000 ccm 20480 1 - Live 0x0000000000000000 ipt_MASQUERADE 16384 3 - Live 0x0000000000000000 nf_nat_masquerade_ipv4 16384 1 ipt_MASQUERADE, Live 0x0000000000000000 iptable_nat 16384 1 - Live 0x0000000000000000 nf_nat_ipv4 16384 1 iptable_nat, Live 0x0000000000000000 nf_nat 24576 2 nf_nat_masquerade_ipv4,nf_nat_ipv4, Live 0x0000000000000000 nf_conntrack_ipv4 16384 2 - Live 0x0000000000000000 nf_defrag_ipv4 16384 1 nf_conntrack_ipv4, Live 0x0000000000000000 xt_conntrack 16384 1 - Live 0x0000000000000000 nf_conntrack 106496 5 nf_nat_masquerade_ipv4,nf_nat_ipv4,nf_nat,nf_conntrack_ipv4,xt_conntrack, Live 0x0000000000000000 ipt_REJECT 16384 2 - Live 0x0000000000000000 nf_reject_ipv4 16384 1 ipt_REJECT, Live 0x0000000000000000 xt_CHECKSUM 16384 1 - Live 0x0000000000000000 iptable_mangle 16384 1 - Live 0x0000000000000000 xt_tcpudp 16384 6 - Live 0x0000000000000000 bridge 110592 0 - Live 0x0000000000000000 stp 16384 1 bridge, Live 0x0000000000000000 llc 16384 2 bridge,stp, Live 0x0000000000000000 ip6table_filter 16384 0 - Live 0x0000000000000000 ip6_tables 28672 1 ip6table_filter, Live 0x0000000000000000 iptable_filter 16384 1 - Live 0x0000000000000000 ip_tables 28672 3 iptable_nat,iptable_mangle,iptable_filter, Live 0x0000000000000000 |
Getting information about files The “ls …
Linux System Administration – Part 2
In this post, we are continuing with the commands that are used for Linux system administration. How to change the hostname 1) [For RedHat and Centos] Using a text editor open the file /etc/sysconfig/network and Modify the HOSTNAME= value to match your server’s new name
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# sudo gedit /etc/sysconfig/network |
Sample entry after editing:
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$ cat /etc/sysconfig/network NETWORKING=yes NETWORKING_IPV6=no HOSTNAME=ibmppc1.example.com |
2) Run the below …
Linux Commands for System Administration – Part 1
Linux System Administration involves procedures and tasks that are required to keep a computer system up and running and in usable order. Usually, it includes : installing new programs creating / deleting user accounts ensuring file system is not corrupted taking backups and restoring the backup when required monitor system resources, users, status of critical …
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New Security Features of Linux Kernel 4.10
Linux Kernel 4.10, code-named Anniversary Edition, has been released by Linux Torvalds. This supports new hardware and also comes with many new features. The most significant improvement is the support for virtual GPU such as Intel GVT-g for KVM (KVMGT), which is a full GPU virtualization solution with mediated pass-through. As per Kernelnewbies, “The capability …
GNOME to be the Default Desktop Environment of Ubuntu
On Wednesday, Mark Shuttleworth, founder of the Ubuntu operating system, announced the open source OS will end its ties with the Unity8 desktop environment and Ubuntu 18.04 LTS (Long Term Service) is to be shipped with GNOME desktop environment by default. Unity has been Ubuntu’s default desktop environment since it was released six years ago, …
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Netflix launches support for Firefox on Linux
Linux users have a new option if they want to watch Netflix — the streaming service is now compatible with Firefox for the platform. Before this, only Google Chrome could play videos from the website outright. There was even a time when users had to make sure they’re using a version of Chrome with the …
Lumina Adds Luster to Linux Desktop
(This new item forst appeared on Linux Insider. Author : Jack M. Germain) The Lumina Desktop Environment desktop is a standout in the crowded field of Linux graphical user interface choices. Lumina is a compact, lightweight, XDG-compliant graphical desktop environment developed from scratch. Its focus is on giving users a streamlined, efficient work environment with …