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Download A System Administrator’s Guide to Sun Workstations by George Becker PDF

By George Becker

This consultant to solar management is areference handbook written by way of sunlight directors for sunlight directors. The ebook isn't in­ tended to be a whole advisor to UNIX structures management; as an alternative it's going to pay attention to the certain concerns which are specific to the sunlight setting. it is going to take you thru the elemental steps essential to set up and keep a community of solar desktops. alongside the best way, worthwhile rules can be given touching on NFS, YP, backup and repair systems, in addition to many beneficial install information that could make a process administrator's activity much less painful. Spe­ cifically, SunGS 4.0 via 4.0.3 may be studied; despite the fact that, many ofthe rules and ideas offered are regularly occurring adequate for use on any model of SunGS. This publication isn't really meant to be simple advent to SunGS. it truly is assumed thatthe reader may have at the least a yr ofexperience helping UNIX. BookOverview The firstchaptergives adescription ofthe method forms thatwill be mentioned during the booklet. An realizing of all the approach forms is required to understand the remaining ofthe booklet. bankruptcy 2 offers the knowledge essential to set up a pc. The layout software and the stairs interested in the suninstall approach are lined intimately. rules and ideas approximately partitioning are incorporated during this bankruptcy. YP is the subject of the 3rd bankruptcy. a particular description of every YPmap and every YPcommand ispresented, besides a few tips on how one can most sensible make the most of this package deal on your environment.

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2. 1 The Root Partition Partition "a" is frequently the root filesystem and is sometimes called slash (I). This filesystem serves as the anchor for all other mounts. The UNIX kernel lives in "slash" as well as other important files like lete/init, lete/hosts, and the lete/rc scripts. Every Sun system must have some kind of root filesystem. 3. In most system configurations, the default size for the root filesystem is eight megabytes. The size of I is usually not a problem since only four megabytes are used by the system files after a fresh installation.

3 (MUN IX) # 1: Mon Apr 2416:11:49 PDT 1989 Copyright... mem = 8192K (Ox800000) avail mem = 7446528 Ethernet address = 8:0 :20:6 :8f:bO xycO at vme16d16 Oxee40 vee Ox48 xyO at xycOslave 0 xyO: < Hitachi DK815-10 cyl 1735 alt 2 hd 15 sec 67 > tmO at vme16d16 OxaO vee Ox60 mtO at tmO slave 0 zsOat obio Ox20000 pri 3 zsl at obio OxO pri 3 ieO at obio OxcOOOO pri 3 Initialize ram disk from de vice ( st%d [a-h] sd%d[a-h] ft%d[a-g] ):stO Tape file number ? 5 rd: reading 176, 8192 byte blocks . 10. Booting MUNIX .

This information is critical because most partitions contain filesystems. If a disk were to lose the label, all information on the disk may be lost unless a backup label can be found. Simply restoring the original or backup label may recover data that was thought to be lost. The data was never really removed from the media. Since the label indicates where the filesystems begin, the data in those filesystems was simply not available. A copy of the disk label should be stored offline just in case the primary label becomes corrupt.

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