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FIGURE 3-6Session Information Page

Chapter 3 Monitoring the Server 3-11

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Contents

Palo Alto, CA 94303 USA 415 960-1300 fax 415 Sun MediaCenter Server Administrator’s GuideRelease A Sun Microsystems, Inc. Business 901 San Antonio Road1997 Sun Microsystems, Inc. All rights reserved 2. Preparing and Loading Content Contents1. Introduction iv Sun MediaCenter Server Administrator’s Guide December 4. Moving Content3. Monitoring the Server 6. Sun MediaCenter Server FTP Daemon 5. Sun MediaCenter Server Utilitiesvi Sun MediaCenter Server Administrator’s Guide December 8.2.1 mfs df 8.2.2 mfs diskusg 8.2.3 mfs repair 8.2.4 mkmfsB. Creating a Content Package B-1 9. Access Control Lists10. Troubleshooting A. Setting up the SNMP AgentGlossary Glossary-1 Index Index-1 viii Sun MediaCenter Server Administrator’s Guide DecemberWho Should Use This Book PrefaceHow This Book Is Organized The Sun MediaCenter Documentation Suitex Sun MediaCenter Server Administrator’s Guide December TABLE P-1 Typographic Conventions What Typographic Changes MeanShell Shell Prompts in Command Examplesxii Sun MediaCenter Server Administrator’s Guide December TABLE P-2 Shell Prompts1.1 Introduction Introduction1.2 Sun MediaCenter Hardware Media File System Files Control Content From tape, network-accessible ﬁle, or live sourceSun MediaCenter Server Fast Ethernet or ATM Fast/Wide or Ultra SCSIFIGURE 1-2 Sun MediaCenter Software Architecture 1.3 Sun MediaCenter SoftwareIndependent streams Guaranteed stream delivery rateRecovery from single-disk failures 1.3.1 Media File System MFSEfﬁcient use of disk bandwidth High-resolution rate controlRandom access Hot swappabilityOutput Driver 1.3.2 Media Stream ManagerMedia File System Layout Manager Scheduler Bit Pump Buffers Disk DriverMediaCenter Server Programmer’s Guide 1.3.3 Content Manager1.4 Video Output Interfaces 1.3.4 Web-based Tools1.4.2 LAN 1.4.1 ATMFIGURE 1-4 Sun MediaCenter Servers in ATM Environment FIGURE 1-5 Sun MediaCenter Servers in LAN environment 1.5 Content Preparation and Loading1.7 Push Model 1.6 Server Management1-12 Sun MediaCenter Server Administrator’s Guide December 1.8 Design Beneﬁts2.1 General MPEG Encoding Requirements Preparing and Loading Content2.2 MPEG Encoding Requirements for Trick Play 2.3.1 Packet Boundary 2.3 Splice Points2.3.4 adaptationﬁeldcontrol 2.3.3 payloadunitstartindicator2.3.5 randomaccessindicator 2.3.2 closedgop2.4 Content Loading To copy to or extract from a tape device, use smctar 2.5 References 2-8 Sun MediaCenter Server Administrator’s Guide December 3.1 Overview Monitoring the Server3.2.1 Invoking the Tool 3.2 Using the WebAdmin ToolChapter 3 Monitoring the Server FIGURE 3-1 Sun MediaCenter PageOnce the applet loads, the Resource Utilization page is displayed 3-4 Sun MediaCenter Server Administrator’s Guide DecemberFIGURE 3-2 Resource Utilization Page 3.2.2 Common Page Elements 3.3 Resource UtilizationDisk Capacity 3.4 Streaming VideosTroubleshooting Videos being copiedFIGURE 3-3 Streaming Videos Page FIGURE 3-4 Streaming Videos Page with Stream Detail 3-8 Sun MediaCenter Server Administrator’s Guide Decemberthe title being viewed speed Fast-Forward, Slow Motion, Stopped, Playing, Reverse3.5 Copy Sessions title of the content being transferred FIGURE 3-6 Session Information Page The Session Information page is shown belowChapter 3 Monitoring the Server 3.6 Disk Capacity FIGURE 3-7 Disk Capacity Page The Disk Info page is shown below Chapter 3 Monitoring the Server 3.7 TroubleshootingThe bottom portion of the page shows any late events or disk errors The Troubleshooting page is shown belowThe Troubleshooting page contains the following links Chapter 3 Monitoring the Server 3.7.1 Disk HealthThis page shows the status of disks in the MFS The Disk Health page is shown below3.7.2 Console Log Chapter 3 Monitoring the Server FIGURE 3-11 Console Log Page3-20 Sun MediaCenter Server Administrator’s Guide December 3.7.3 Scheduler and BitpumpThe Bitpump page is shown below TABLE 3-1 Scheduler and Bitpump Statistics TABLE 3-1 describes the ﬁelds in this pageTABLE 3-1 Scheduler and Bitpump Statistics Continued bitPumpBandwidth bitPumpbitPumpStreams Current number of bit pump streams3-24 Sun MediaCenter Server Administrator’s Guide December 4.1 Overview Moving Content4.2.1 Invoking the Tool 4.2 Using CmToolFIGURE 4-1 Sun MediaCenter Page Chapter 4 Moving Content4-4 Sun MediaCenter Server Administrator’s Guide December FIGURE 4-2 Table of Contents Page4.2.2 Common Page Elements 4.3 Loading ContentFIGURE 4-3 Server Login Page Upon successful login, the Load Content page is displayed4-6 Sun MediaCenter Server Administrator’s Guide December FIGURE 4-4 Load Content Page 4-8 Sun MediaCenter Server Administrator’s Guide December FIGURE 4-5 Content on Remote SystemFIGURE 4-6 Specifying a Local Title Chapter 4 Moving ContentFIGURE 4-7 Copy Conﬁrmation 4-10 Sun MediaCenter Server Administrator’s Guide DecemberFIGURE 4-8 Session Information FIGURE 4-9 Table of Contents Page 4.4 Table of Contents Page4-12 Sun MediaCenter Server Administrator’s Guide December FIGURE 4-10 Display Attributes Dialog Box 4.4.1 View MenuFIGURE 4-11 Sort Dialog Box 4-14 Sun MediaCenter Server Administrator’s Guide DecemberFIGURE 4-12 Filter Dialog Box FIGURE 4-13 Title Information Page 4.4.2 Selected Menu4-16 Sun MediaCenter Server Administrator’s Guide December Sun MediaCenter Server Utilities 5.1 Setting a Title Access Control ListTo extend access for a title that you own, use the smcsettacl command where username is a Solaris login name title 5.2 The smccopy Utilityhostnametitle s speed ﬁlenamehostnameﬁlename r rateThe following are examples of smccopy use t typeThe following command copies a ﬁle between two local ﬁlesystems 5.3.1 Syntax and Options 5.3 The smctar Utilityb blknum 5.3.2 Content Loading FIGURE 5-1 Loading Content with smctar 5.3.3 Copying ContentOptional Sun MediaCenter Title MFS Sun MediaCenter MFSTitle tar Device or File5.3.5 Examples 5.3.4 Remote Copying and Extractionremotehost# smctar cf /dev/rmt/0 smcserverbambi server# tar cf - your title.TOC your content.mpg smctar xfremotehost# tar cf - your title.TOC your content.mpg smctar xf \ server# smctar xf /dev/rmt/0 smcserverbambiAn alternative to the preceding commands is #!/bin/sh # smcbackup Script to archive multiple SMC titles to tape 5-16 Sun MediaCenter Server Administrator’s Guide December 5.4 The smcls Utility Display the format of this title Display the time the title was last modiﬁed client% smcls -lt 5-20 Sun MediaCenter Server Administrator’s Guide Decembersmcls my-server”a-z*” smcls -lrtB 5.5 The smcrm Utilityserver% smcrm SUNWbambi SGIquovadis 5-22 Sun MediaCenter Server Administrator’s Guide December Sun MediaCenter Server FTP Daemon Daemon 6-2 Sun MediaCenter Server Administrator’s Guide DecemberFIGURE 6-1 Sun MediaCenter FTP Functions Standard6.1 Keyword for Video-File Functions 6.2 Video-File Attributes delete dir get ls mget mls mput put rename 6.3 Video-File Commandsftp dir smctitle=\ 6-6 Sun MediaCenter Server Administrator’s Guide Decemberftp dir smctitle=Bat\ list continues to conclusion 6.3.1 Listing Fileslist continues to conclusion 6-8 Sun MediaCenter Server Administrator’s Guide December 6.3.2 Moving Files Directions of put/ get Commands 6.3.2.1 Moving Single TitlesPage 6.3.2.2 Moving Multiple Titles 6.3.3 Renaming Files 6.3.4 Deleting Files 6.4 Loading Content with ftp200 Type set to 331 Password required for clinton. Passwordencodingmachine% ftp smcserverone Connected to smcserverone 230 User clinton logged in. ftp lcd /home/encode ftp bin6-16 Sun MediaCenter Server Administrator’s Guide December 7.1 Introduction Server Output Data FormatSun MediaCenter Server Content7.2 ATM Encapsulation 7.2.1 MPEG-2 Transport Stream Packet Encapsulation7.2.5 MPEG-2 Encapsulation over Classical IP over AAL5 7.2.2 MPEG-2 Program Stream Packet Encapsulation7.2.3 MPEG-1 System Stream Packet Encapsulation 7.2.4 Thomson Electronics Packet Encapsulation7.3.1 MPEG over AAL5 7.3 ATM Addressing7.3.2 MPEG-2 over Classical IP over AAL5 host=IP hostname,udpport=UDPport num 7.4 Fast Ethernet EncapsulationFIGURE 7-2 LAN/Enterprise Scenario 7.4.1 MPEG-2 Transport Stream Packet Encapsulation7.4.4 Thomson Electronics Encapsulation 7.5 Fast Ethernet Addressing7.4.2 MPEG-2 Program Stream Packet Encapsulation 7.4.3 MPEG-1 System Stream Packet EncapsulationTABLE 7-1 Value of encap Field in MsmConnect 7.6 Specifying Encapsulation7.8 References 7.7 Differences Among Different Types of Links7-10 Sun MediaCenter Server Administrator’s Guide December 8.1 Monitoring MFS Disks Administering MFS Disks8.2.1 mfs df 8.2 MFS Utilitiesmfs df usage is as follows 8.2.2 mfs diskusg 8.2.3 mfs repair mfs repair usage is as follows d deviceTo ﬁnd out which MFS disk has failed, you enter 8.2.4 mkmfs Drive name /dev/rdsk/c1t1d0s2 Drive name /dev/rdsk/c1t2d0s2 8-10 Sun MediaCenter Server Administrator’s Guide December 8.3 Replacing a Failed Diskserver# mfs repair -p -d /dev/rdsk/c1t4d0s2 server# mfs repair -r -d /dev/rdsk/c1t4d0s2server# mfs repair -rp -d /dev/rdsk/c1t4d0s2 Note -Two overlapping disk failures result in a system panic 9.1 ACL Files Access Control Listsnobodypermission 9.2 Permissions9.3 Server ACL userpermission9.4 Player ACL 9.6 Session ACL 9.5 Title ACLA session ACL has a single type of permission 9-6 Sun MediaCenter Server Administrator’s Guide December 10.1 Symptoms and Possible Solutions/ Workarounds TroubleshootingServer watchdog resets on start of video stream playback No video displays on client Underperforming stream output10-2 Sun MediaCenter Server Administrator’s Guide December Disk failure Poor video qualityCorrupt disk labels Kernel panic with SAHI queue threshold messages10.2.1 Server Console Messages 10.2 Error MessagesUnable to create title on the MFS NOTICE ba3 qsize 9 above hiwat 10.2.2 MFS Error MessagesWARNING stream id 107 ba@426,3,80@ xmit error Q size NOTICE ba0 qsize OK10-6 Sun MediaCenter Server Administrator’s Guide December Setting up the SNMP Agent TABLE A-1 Sun MediaCenter Server MIB Deﬁnitions A.1 The Sun MediaCenter Server MIBbitPump Appendix A Setting up the SNMP Agent A-3diskError diskErrorTableonline A-4 Sun MediaCenter Server Administrator’s Guide DecemberdiskTable failuresysNumberOfBuffers Appendix A Setting up the SNMP Agent A-5sysZonesPerDisk sysTimePeriodLength1. Become root A.2 Enabling Management by Solstice Domain ManagerUnder “instance elementCommand” 5. Run $SNMHOME/bin/mib2schema smsvod.mibThis command creates smsvod.mib.schema and smsvod.mib.oid 4. Copy smsvod.mib to $SNMHOME/agents6. Run buildoid with no arguments A.3 Enabling Trap Handling The Sun MediaCenter software ensures delivery of media streams at the same rate at which they were recorded. The bit pump’s missing of a deadline indicates that the machine was, at least momentarily, unable to keep up with the rate of a title. This indicates a resource conﬂict on the server Creating a Content Package B.1 Content Package B.2 The TOC File A TOC ﬁle is described with the following structures B.2.1.3 format B.2.1 ContentObjectsB.2.1.1 title B.2.1.2 versionB.2.2.2 speed B.2.2 BitStreamObjectsB.2.1.4 description B.2.2.1 descriptionB.2.2.5 indexsize B.2.3 DataFileObjectsB.2.2.3 bitrate B.2.2.4 indexﬁleB.2.3.2 ﬁlepath B.3 Simplest Case TOC FileB.2.3.3 ﬁlesize format B.4 TOC File for Large Filestitle versionB.5 Index File Requirements B.5.1 Normal Play Time B.5.2 File Offset B.6 Tape Storage FormatB.6.1 Tar Format FIGURE B-2 Tape Storage Format Appendix B Creating a Content Package B-13B.6.2 Tapes B.7 ExampleAppendix B Creating a Content Package B-15 CODE EXAMPLE B-1 Example Content PackageB-16 Sun MediaCenter Server Administrator’s Guide December For a ﬁle bambi.1x index ﬁle for normal-speed play B.8 References Appendix B Creating a Content Package B-19 B-20 Sun MediaCenter Server Administrator’s Guide December Glossary-1 GlossaryMedia Stream Manager Glossary-3 Table of ContentsGlossary-4 Sun MediaCenter Server Administrator’s Guide December Index Page Page Page Page Index-6 Sun MediaCenter Server Administrator’s Guide December