Virtuozzo SWsoft OpenVZ User's Guide download pdf (Page 58)

Managing Resources 58

# for res in tcpsendbuf tcprcvbuf unixsockbuf sockrcvbuf kmemsize; \

do echo;echo "$res usage for all VEs, in MB:";cat \

/proc/user_beancounters |grep $res|sed "s/[[:digit:]]\+://g" \

|awk 'BEGIN{ cur=max=lim=0; } { cur+=$2; max+=$3;lim+=$5 } \

END {print "held:",cur/1024/1024, "max:", max/1024/1024, \

"limit:", lim/1024/1024}'; done

1 2 ... 53 54 55 56 57 58 59 60 61 62 63 ... 118 119

User's Guide 1
Contents 3
Table of Figures 6
Preface 7
Organization of This Guide 8
Documentation Conventions 8
Typographical Conventions 9
Feedback 10
OpenVZ Philosophy 11
OpenVZ Applications 12
OS Virtualization 13
Network Virtualization 13
Templates 13
Resource Management 14
Main Principles of OpenVZ 15
Operation 15
OpenVZ Philosophy 16 16
Understanding Templates 17
Understanding Licenses 18
OpenVZ Configuration 18
Hardware Node Availability 19
Considerations 19
Installation Requirements 20
Hardware Compatibility 21
Software Compatibility 21
Network Requirements 22
Operating System on Hardware 23
Disk Partitioning 24
Finishing OS Installation 26
Installing OpenVZ Software 27
Installing OS Templates 29
Creating and Configuring New 31
Virtual Private Server 31
# vzlist -a 101 32
VPS not found 32
Choosing OS Template 33
Setting Startup Parameters 34
Setting Network Parameters 35
# vzctl start 101 36
Running Commands in Virtual 41
Private Server 41
Managing Templates 42
Managing Templates 43 43
# vzpkgcache fedora-core-4 43
Listing Templates 44
Working with VPS 45
Managing Resources 46
Managing Disk Quotas 47
What are Disk Quotas? 48
Disk Quota Parameters 48
Managing CPU Share 53
Managing System Parameters 55
Managing VPS Resources 60
Configuration 60
Advanced Tasks 63
Enabling VPN for VPS 69
Loading iptables Modules 69
Advanced Tasks 71 71
Troubleshooting 72
General Considerations 73
Kernel Troubleshooting 75
Saving Kernel Fault (OOPS) 76
Problems with VPS Management 77
Failure to Start VPS 78
Problems with VPS Operation 79
Reference 80
Configuring OpenVZ 81
VPS Configuration File 84
Managing OpenVZ Scripts 87
Overview 88
OpenVZ Action Scripts 88
Reference 89 89
Supplementary Tools 112
Glossary 115
Glossary 116 116
Index 118 118
Index 119 119

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