Automating Linux and Unix System Administration Second Edition phần 5 docx

Automating Linux and Unix System Administration Second Edition phần 5 docx

Automating Linux and Unix System Administration Second Edition phần 5 docx

... PPH2,, <EJOK=ap_dh]il*_]ilej*jap*dkopi]opan*_]ilej*jap*$ .,,4,3 .5, ,7oane]h -4,,7nabnaod$/,iejqpao% 2,,7napnu$-,iejqpao% .0 -5. ,,7atlena$0saago% 2,,7iejeiqi$-,i...
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Automating Linux and Unix System Administration Second Edition phần 1 potx

Automating Linux and Unix System Administration Second Edition phần 1 potx

... tasks that you might never have considered automating. Automating Linux and Unix System Administration Second Edition Nate Campi and Kirk Bauer INTRODUCTION xxiv Downloading the Code The ... Telegraph Avenue, Suite 600, Berkeley, CA 947 05. Phone 51 0 -54 9 -59 30, fax 51 0 -54 9 -59 39, e-mail ejbk<]lnaoo*_ki, or visit dppl6++sss*]lnaoo*_ki. Apress and friends o...
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Automating Linux and Unix System Administration Second Edition phần 2 pps

Automating Linux and Unix System Administration Second Edition phần 2 pps

... some CHAPTER 4 ฀ CONFIGURING SYSTEMS WITH CFENGINE 56 `a^e]j[0[,ba4,[[ .5, [.3bb[baa4 [51 -,ba4,[[ .5, [.3bb[baa4 [51 elr0[ -5. elr0[ -5. [-24 elr0[ -5. [-24[-elr0[ -5. [-24[-[-hejqthejqt[.[2[-4[1[]i`20hejqt[t42[20 hejqt[t42[20[.[2[-4[1[]i`20 hejqt[t42[20[.[2[-4[1[]i`20[[-[OIL[O]p[@a_[ ... entries. On every system, the behao section checks and fixes the ownership and perm...
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Automating Linux and Unix System Administration Second Edition phần 3 ppsx

Automating Linux and Unix System Administration Second Edition phần 3 ppsx

... master, system upgrade, and patching procedures is easy before the systems and procedures are put into use. Once you’ve been deploying and updating systems using automated means, reorganizing and ... odahh_kii]j`o6 ]hh66 +qon+^ej+n`]pa)ojpl-peiakqp9/, na`d]p*Dn,.[M-66 +qon+hk_]h+o^ej+hkc[l]_g]cao^]_gcnkqj`9pnqa On all systems, the n`]pa command is execut...
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Automating Linux and Unix System Administration Second Edition phần 4 pptx

Automating Linux and Unix System Administration Second Edition phần 4 pptx

... +ap_+n_.*`+O55nqjkj_a script runs only once, and upon completion it moves itself to a file name that won’t be executed by Solaris upon subsequent boots: _dik`311+]+ap_+n_.*`+O55nqjkj_a 77 ao]_ _kjbecqnalksani]j]caiajp oa`o+qj_kjbecqna`+jkodqp`ksj++]+ap_+lksan*_kjb:+]+ap_+lksan*_kjb*oa` ir+]+ap_+lksan*_kjb*oa`+]+ap_+lksan*_kjb laniepnkkphkcejkranood...
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Automating Linux and Unix System Administration Second Edition phần 6 pps

Automating Linux and Unix System Administration Second Edition phần 6 pps

... applications and data from mul- tiple systems. You can modify the files on any system, and the changes become instantly available on all other systems. Problems with network filesystems begin ... client systems inoperable. With NFS, a user should have the same user ID on all systems. All file ownership on an NFS filesystem—well, any filesystem, really—is assigned by user IDs (UIDs) an...
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Automating Linux and Unix System Administration Second Edition phần 7 pdf

Automating Linux and Unix System Administration Second Edition phần 7 pdf

... has bugs; and all manner of issues crop up that cause hosts and applications to fail. System and service monitoring is automation’s com- panion tool, used to notify us when systems and applications ... chapter, and we believe that our choices will scale with your environment as it grows. ฀have chosen Nagios for our system and service monitoring system. Nagios is flex- ibl...
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Automating Linux and Unix System Administration Second Edition phần 8 pptx

Automating Linux and Unix System Administration Second Edition phần 8 pptx

... entries: ฀฀ +ap_+l]oos`6c]jche]6t6-,26- ,56 C]jche]Ikjepkn6+qon+lgc+c]jche]6+^ej+b]hoa ฀฀+ap_+cnkql6c]jche]6t6- ,56 ฀฀+ap_+od]`ks6c]jche]66-0-,/6, 655 555 63666 Next, we created a cfengine task ... COURSE Most system administrators are familiar with the `ebb and l]p_d commands. The `ebb command is used to compare text files line by line and show the differences. The l]p_d comm...
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Automating Linux and Unix System Administration Second Edition phần 9 potx

Automating Linux and Unix System Administration Second Edition phần 9 potx

... You can validate this with the )O argument to the l]oos` command on Linux: oq`kl]oos`)Oj]ceko j]cekoH,4+.0+.,,4, 55 555 3)- The H in the output shows that the account is locked. This ... oq`kl]oos`)oj]ceko j]cekoLO,4+.0+,4, 55 555 3 The LO field denotes either “passworded” or “locked,” but we know our j]ceko ฀฀฀฀฀฀฀l]oo...
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Automating Linux and Unix System Administration Second Edition phần 10 potx

Automating Linux and Unix System Administration Second Edition phần 10 potx

... 74 processes, 74– 75 shellcommands, 75 cfrun command, 75 76 classes custom, 56 57 predefined, 55 56 set at runtime, 3 95 client systems, preparing, 65 clusters and, 6 components of, 53 configuration ... 216 automation and, 12 cfengine and applying patches and updates, 360–361 file checksum monitoring, 363 overview of, 354 – 355 protecting system accounts, 359 –360 removing...
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