INFOhio System Administration

INFOhio System Administration

Presented by

Charles Schmiesing

& Mike Ridinger

INFOhio System Administration

System Admin. Basics

•Regular Backups –including OS Backups

•Restricting Access–Disable telnet and FTP via firewall

INFOhio System Administration

Common Unix Commandsvi man

ls cat / more

tail / head cp / mv / rm

INFOhio System Administration

Common Unix Commandspwd cd

mkdir chown / chmod

grep / egrep find

INFOhio System Administration

Common Unix Commandsbash su

crontab passwd

ssh / sftp touch

INFOhio System Administration

Common Unix Commandstar df -kh

compress / uncompress

gzip / gunzip

ufsdump ufsrestore

INFOhio System Administration

netstatnetstat –rn

Shows system routing table

netstat –i Shows connectivity information for each interface.

netstat –an Complete information on all sockets

INFOhio System Administration

iostat iostat

Shows summary disk information

iostat –xtcShows disk statistics per disk / volume / mirror

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vmstatvmstat 5

Displays a summary of what the system is doing every 5 min.

INFOhio System Administration

psps –Af

Display details on all processes

ps -o user,pid,ppid=MOM

Displays each user, their PID, the current command being run

and the parent PID

INFOhio System Administration

pingping 65.17.185.332

Checks to see if the host at this IP is “alive”

ping –s 65.17.186.144 Continues to ping the address until interrupted by the user

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traceroutetraceroute 65.17.186.133

traceroute www.google.com Output the time it takes for requests to get to the address and how much time it takes between each segment (hop) of the trip to the host.

INFOhio System Administration

ifconfigIfconfig –a

Shows all Ethernet adapters on server along with their states

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metastatmetastat

Shows status of all metadevices on system

metastat | grep maint

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prstatShows the top x number of processes in order by the % CPU each processes is using.

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pgreppgrep mserver

Shows PID for all mserver processes

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pwdx

pwdx 22501 Shows the directory in which process 22501 is working

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ptree

ptreeShows a tree of all processes

ptree 22032Shows the process tree for process 22032

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pfilespfiles 22410

Shows all the files currently open by process 22410

INFOhio System Administration

Key Directories

Let’s Review the Document…

INFOhio System Administration

Procedures Run Regularly

•OHnightlybackup.sh

•OHtarbackupall.sh

•OHdailymaintall.sh

•OHdumpusersall.sh

•OHcleanreportsall.sh

•OHcreateyesterday.sh

INFOhio System Administration

INFOhio Scripts

•OHbarcodesused.sh

•OHbargen.sh

•OHchangeadminpwd.sh

•OHcheckrequiredrpts.sh

•OHclearpupfiles.sh

•OHcompressconvall.sh

INFOhio System Administration

INFOhio Scripts (continued)

•OHdummytestdata.sh

•OHemailattachment.sh•OHfixmissing.sh (under development)

•OHhaltrun.sh / OHhaltrunall.sh

•OHhaltws.sh / OHrunws.sh

•OHisamcheck.sh

INFOhio System Administration

INFOhio Scripts (continued)

•OHmakescreens.sh•OHmaketabs.sh / OHmakewizards.sh

•OHmissingcheckouts.sh

•OHpolicybak.sh

•OHpopulatepin.sh•OHprep4java.sh (under development)

INFOhio System Administration

INFOhio Scripts (continued)

•OHshutdown.sh

•OHswap.sh

•OHtarbackup.sh

•OHtrimerrorlog.sh

INFOhio System Administration

INFOhio System Admin

•Recovery from Power Failure

•Getting Assistance

•Required Maintenance Reports–Prepare GUI Offline Data

•Messages on the Daily Errlor Report

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INFOhio System Admin

•Investigating Reported Transaction Problems

–Logscan report–logprint

•End-of-Year and Summer Tasks

INFOhio System Administration

Questions?