Solaris Overview Toos

7/24/2019 Solaris Overview Toos

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Huimei Lu

[email protected]

Chapter1 Solaris Overview

Feature andarchitecture


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Outline

Introduction to SolarisIntroduction to Solaris

Solaris Kernel Features

Solaris Kernel Architecture

Solaris 10 Features

Perforance and !racin" !ools


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#

$ntroduction

%hat is Solaris&Sun Microsystems, Inc.

A complete operating environment, built on a modular,

dynamic kernelSO'( Solaris Operatin" 'nvironent

3 major components:

) SunOS- te kernel) !indo"ing # desktop environment, $%& de'ault, Open!indo"s still

included. (nome, )%&

) Open *et"orking $omputing


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A brief histor+

,S- /$123 Sun /$ 0.4

1# SunOS 1.0

12 SunOS *.1.#12 Solaris 2.0

1 Solaris 4

2000 Solaris 8

2001 Solaris 9

2005 Solaris 10


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Outline

$ntroduction to Solaris

Solaris Kernel FeaturesSolaris Kernel Features


Solaris 10 Features



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-+naic

7ultithreaded 8ernel

Preeptive 8ernel

7ultithreaded Process 7odel

7ultiple Schedulin" Classes

Including real-time support


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Solaris Kernel Features 9Cont:d;

!i"htl+ $nte"rated File S+ste < =irtual7eor+

=irtual File S+ste

6*(bit 8ernel 3+-bit and -bit application support

>esource 7ana"eent

Service 7ana"eent < Fault ?andlin"

$nte"rated /etwor8in"


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!he 6*(bit >evolution


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Outline



Solaris Kernel ArchitectureSolaris Kernel Architecture

Solaris 10 Features



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Solaris 8ernel Architecture


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Outline




SolarisSolaris 1010 FeaturesFeatures



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Solaris 10 9!he headline "rabbers;

Solaris Containers 9ones;Solaris -+naic !racin" 9dtrace;Predictive Self ?ealin"

System Management rame"orkault Management ArcitectureProcess >i"hts 7ana"eentPreier 6 support

OptiiBed 6*(bit Opteron support 96*;etab+te File s+ste 9FS;... and uch3 uch ore


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Outline




Solaris 10 Features

PerformancePerformanceand Tracing Toolsand Tracing Tools


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Perforance and tracin" !ools

Process stats cputrack - per-processor hw counters pargs process arguments

pflags process flags

pcred process credentials

pldd process's library dependencies

psig process signal disposition pstack process stack dump

pmap process memory map

pfiles open files and names

prstat process statistics

ptree process tree ptime process microstate times

pwdx process working directory

Process control pgrep grep for processes pkill kill processes list

pstop stop processes

prun start processes

prctl view/set process resources

pwait wait for process preap reap a zombie process


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Perforance and tracin" !ools 9Cont:d;

#ystem stats

acctcom process accounting

busstat us hardware counters

cpustat $P% hardware counters

iostat !& ()# statistics

kstat display kernel statistics

mpstat processor statistics

netstat network statistics

nfsstat nfs server stats sar kitchen sink utility

vmstat virtual memory stats


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-trace D -+naic !racin"

Sealess3globalview of the s+ste frouser(level thread to 8ernel

/ot reliant on pre(deterined tracepoints3 but dynamic instrumentation

-ata aggregation at source iniiBespost processin" reEuireents

,uilt for live use onproductions+stes


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-trace 9Cont:d;

'ase(of(use and instant "ratificationen"enders serious h+pothesis testin"

$nstruentation directed b+ hi"h(level controllan"ua"e 9not unli8e A%K or C; for eas+scriptin" and coand line use

Coprehensive probe covera"e andpowerful data

ana"eent allow for concise answers toarbitrar+ Euestions


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7odular -ebu""er ( db91;

Solaris db91; replaces adb91; and crash917;

Allows for eainin" a live3 runnin" s+ste3 as well aspost(orte 9dup; anal+sis

Solaris db91; adds...

&/tensive support 'or debugging o' processes 0etc0cras and adb removed

Symbol in'ormation via compressed typed data

%ocumentation

7-, -evelopers uide mdb implements a ric A1I set 'or "riting custom dcmds

1rovides a 'rame"ork 'or kernel code developers to integrate "it mdb24


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>eferences

Gi 7auro3 >ichard 7c-ou"all. Solaris $nternals(Core KernelCoponents. Sun 7icros+stes Press3 2000

>ichard 7c-ou"all3 Gi 7auro3 SOHA>$S!7KernelPerforance3 Observabilit+ < -ebu""in". !utorial at/'/$:05.

Solaris 10 %hat:s /ew3 Sun 7icros+stes Press3 -eceber2005


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Solaris Overview Toos