DevTech101

DevTech101

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Configuring LACP bonding on RedHat, CentOS

Setting up LACP on Redhat linux Modify /etc/modprobe.conf (Not needed as of RHEL and OEL 6+) cat /etc/modprobe.conf alias eth0 igb alias eth1 igb alias bond0 bonding options bond0 mode=4 miimon=100 lacp_rate=1 xmit_hash_policy=layer3+4 alias scsi_hostadapter aacraid alias scsi_hostadapter1 ahci In order for the kernel bonding module to come up when the machine boots, create a …

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Oracle T4 OVM for SPARC (ldom) – P2P ZFS Restore Domain Configuration

Contents 1 Credit Card on web OVM for SPARC configuration 1.1 Primary domain config 1.2 Primary network config 1.3 services domain config 1.4 services domain network config 1.4.1 Stoarge config 1.4.1.1 CD-Rom 1.4.1.2 Disk 1.5 How to create a p2p (Solaris 11 to Solaris 11) 1.5.1 Backup source system 1.5.2 Restore to destination system 1.6 …

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Oracle Solaris Cluster 3.x, Creating an NFS cluster file system resource

Below are the steps needed to create an NFS resource in Oracle Solaris Cluster (formerly known Sun Cluster) The exmaple below uses two file system /fs1 and fs2, that will fail-over on a 4 node cluster. #!/bin/sh # Note: Run this on the node that is the metaset owner (most times filer1) # ————————————————– echo …

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Script to get Solaris HBA WWN

The attached script will show you the Solaris Fiber Chanel (FC) available WWN. Script to show Solaris Fiber Chanel HBA port WWN Example output is below ./Get_HBA_wwn.sh c3: 210000e08b0e9848 c4: 210000e08b0e9747 To lookup WWNN/WWPN for Xsigo devices, just run the below. prtconf -Dv |grep Path|grep xstn|awk -F\/ ‘{print $(NF-2)}’|awk -F\@ ‘{print $2}’|sort |uniq 500139700052e1ba 500139700052e1bb …

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ISCSI Tuning For Solaris And Windows

The following shuld be changed to enhance iSCSI traffic. Contents 1 Solaris iSCSI tuning 1.1 Tune iSCSI perimeters 2 Tune iSCSI sessions 2.1 Disable TCP Fusion 2.2 Disable Nagle’s algorithm 2.3 Sun recommended Solaris iSCSI Solaris iSCSI tuning Tune iSCSI perimeters iscsiadm modify target-param -p maxrecvdataseglen=65536 iscsiadm modify target-param -p datapduinorder=no iscsiadm modify target-param -p …

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OVM for SPARC Logical Domain (LDOM) GUI

To install and deploy the Logical Domains Interface in Sun Java System Console. First get the software by clicking here Copy the tar file to /tmp then run Note: You need to have perl on the system to install and run this. gunzip Logical_Domains_BUI-1_0_1.tar.gz tar -xvf Logical_Domains_BUI-1_0_1.tar perl /tmp/misc/install_bui.pl Logical_Domains_BUI-1_0_1.tar To give access for other …

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