Unix, Linux, DevOps , Cloud computing and BigData Knowledge-Base

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Linux: AutoFS Configuration

Autofs Service executes auto-mount daemon for filesystem mounting. The “auto-mount” behaves “mount a filesystem when a client send a request to this daemon” and “unmount it when there’s no request for a long time”. There are two types of automounters in Linux, autofs and AMD.AMD is...

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Solaris Troubleshooting : Force an Ethernet network boot client to boot in full duplex or half duplex mode

At Open Boot Prom (OBP) level, all Sun Ethernet interfaces default to use autonegotiation to connect with the highest possible speed and mode. Since most switches and interfaces use this default, too, it is Sun’s recommendation not to change it for regular use

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Solaris Troubleshooting: CDE login problems

1) Check the related logfiles for error messages: /var/dt/Xerrors (note that this file is recycled by dtlogin, especially, it might be empty after dtlogin has been restarted) $HOME/.dt/*log* (startlog, startlog.old, startlog.older, errorlog, errorlog.old, and errorlog.older) /var/adm/messages /var/adm/messages on the home directory server, especially if users with...

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