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Does My SPARC Client Support WAN Boot?

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To boot over the network, AI requires WAN boot support for SPARC clients. You can check whether your client Open Boot PROM (OBP) supports WAN boot by checking whether network-boot-arguments is a valid variable that can be set in the eeprom.

If the variable network-boot-arguments is displayed, or if the command returns the output […]

Storage Knowledge for Unix/Linux System Administrator

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Storage Knowledge for Unix/Linux System Administrator

As a Unix/Linux system administrator you need to deal with SAN storage and here are some of the functionalities.

1. New SAN storage request from SAN team.

2. Adding more storage into existing storage. ( As a system administrator you may need deal with this request more often […]

change open files limit in linux

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You can change the open file limits for individual users using the following method.

You might want to also set in /etc/security/limits.conf

userID soft nofile 8192 userID hard nofile 8192

If you want to set it for all the all the users, then you need to put *

* soft nofile 8192 * hard nofile […]

LVM command help

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LVM command help

Available lvm commands: Use ‘lvm help ‘ for more information

dumpconfig Dump active configuration formats List available metadata formats help Display help for commands lvchange Change the attributes of logical volume(s) lvconvert Change logical volume layout lvcreate Create a logical volume lvdisplay Display information about a logical volume lvextend Add space […]