Red Hat LINUX VIRTUAL SERVER 4.7 - ADMINISTRATION Spécifications télécharger pdf (Page 13)

Installing and Configuring Linux Guest Operating Systems

ForGRUB,putthekernelcommandlineparametersattheendofthekernelline.Forexampleifthekernel

linelookslike:

kernel /vmlinuz-2.6.18 ro root=/dev/hda2

andyouwanttoaddclock=pmtmr divider=10,theupdatedtextis:

kernel /vmlinuz-2.6.18 ro root=/dev/hda2 clock=pmtmr divider=10

Foradditionalinformationaboutworkingwithbootloaders,seeyourLinuxdistribution’sdocumentation.

AmongRedHatEnterpriseLinux4versions,RedHatEnterpriseLinux4.7hasthebesttimekeeping

performancebecauseoftheavailabilityofthedivider=10option.

AmongRedHatEnterpriseLinux5version,RedHatEnterpriseLinux5.1and5.2

havethebesttimekeeping

performancebecauseoftheavailabilityofthedivider=10option.

Table 4. Settings for 32-bit Kernels

Linux Version Kernel Parameters Notes

RedHatEnterpriseLinux5.2 divider=10 clocksource=acpi_pm

RedHatEnterpriseLinux5.1 divider=10 clocksource=acpi_pm

RedHatEnterpriseLinux5.0 clocksource=acpi_pm

RedHatEnterpriseLinux4.7 clock=pmtmr divider=10

RedHatEnterpriseLinux4.0,4.1,4.2,4.3,

4.4,4.5,4.6

clock=pmtmr

RedHatEnterpriseLinux3(allupdates) Noadditionalkernel

parametersrequired.

SUSELinuxEnterpriseServer10SP2on

ESX3.5

andlater

Recommended.Usea

VMI‐enabledkernel.

SUSELinuxEnterpriseServer10SP2on

ESXServer3.0.xandearlier

clock=pmtmr

SUSELinuxEnterpriseServer10SP1 clock=pmtmr

SUSELinuxEnterpriseServer10 clock=pmtmr

SUSELinuxEnterpriseServer9(all

updates)

clock=pmtmr

Ubuntu8.04onESX3.5andlater Recommended.Usea

VMI‐enabledkernel.

Ubuntu8.04

onESXServer3.0.xand

earlier

clocksource=acpi_pm

Ubuntu7.04,7.10 clocksource=acpi_pm

Ubuntu5.04,5.10,6.06,6.10 clock=pmtmr

Table 5. Settings for 64-bit Kernels

Linux Version Kernel Parameters Notes

RedHatEnterpriseLinux5.2 notsc divider=10

RedHatEnterpriseLinux5.1with

RHSA‐2007:0993‐13

notsc divider=10

RedHatEnterpriseLinux5.1without

RHSA‐2007:0993‐13

notsc

RedHatEnterpriseLinux5.0 Noadditionalkernelparametersrequired.

RedHatEnterpriseLinux4.7 notsc divider=10

RedHatEnterpriseLinux4.2,4.3,4.4,4.5,4.6 notsc

RedHatEnterpriseLinux4.0,

4.1 Doesnotsupportnotsc.Avoidusingif

possible.

1 2 ... 8 9 10 11 12 13 14 15 16 17 18 ... 22 23

Commentaires sur ces manuels

Pas de commentaire

Red Hat LINUX VIRTUAL SERVER 4.7 - ADMINISTRATION Spécifications Page 13

Commentaires sur ces manuels

Produits connexes et manuels pour Serveurs Red Hat LINUX VIRTUAL SERVER 4.7 - ADMINISTRATION