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Full Discussion: PAE kernel memory limit
Operating Systems Linux Red Hat PAE kernel memory limit Post 302846083 by MadeInGermany on Friday 23rd of August 2013 02:54:34 AM
Old 08-23-2013
The more highmem exists the more memory pressure can be expected in lowmem.
This will result in sudden short-living performance decrease or memory initializing failures.
With SuSE kernels the OOM killer will be invoked before total memory isused up.
For more than 8 GB RAM use a 64 bit kernel!
 

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GRUB-FILE(1)                                                       User Commands                                                      GRUB-FILE(1)

NAME
grub-file - check file type SYNOPSIS
file OPTIONS FILE DESCRIPTION
Check if FILE is of specified type. --is-i386-xen-pae-domu Check if FILE can be booted as i386 PAE Xen unprivileged guest kernel --is-x86_64-xen-domu Check if FILE can be booted as x86_64 Xen unprivileged guest kernel --is-x86-xen-dom0 Check if FILE can be used as Xen x86 privileged guest kernel --is-x86-multiboot Check if FILE can be used as x86 multiboot kernel --is-x86-multiboot2 Check if FILE can be used as x86 multiboot2 kernel --is-arm-linux Check if FILE is ARM Linux --is-arm64-linux Check if FILE is ARM64 Linux --is-ia64-linux Check if FILE is IA64 Linux --is-mips-linux Check if FILE is MIPS Linux --is-mipsel-linux Check if FILE is MIPSEL Linux --is-sparc64-linux Check if FILE is SPARC64 Linux --is-powerpc-linux Check if FILE is POWERPC Linux --is-x86-linux Check if FILE is x86 Linux --is-x86-linux32 Check if FILE is x86 Linux supporting 32-bit protocol --is-x86-kfreebsd Check if FILE is x86 kFreeBSD --is-i386-kfreebsd Check if FILE is i386 kFreeBSD --is-x86_64-kfreebsd Check if FILE is x86_64 kFreeBSD --is-x86-knetbsd Check if FILE is x86 kNetBSD --is-i386-knetbsd Check if FILE is i386 kNetBSD --is-x86_64-knetbsd Check if FILE is x86_64 kNetBSD --is-i386-efi Check if FILE is i386 EFI file --is-x86_64-efi Check if FILE is x86_64 EFI file --is-ia64-efi Check if FILE is IA64 EFI file --is-arm64-efi Check if FILE is ARM64 EFI file --is-arm-efi Check if FILE is ARM EFI file --is-hibernated-hiberfil Check if FILE is hiberfil.sys in hibernated state --is-x86_64-xnu Check if FILE is x86_64 XNU (Mac OS X kernel) --is-i386-xnu Check if FILE is i386 XNU (Mac OS X kernel) --is-xnu-hibr Check if FILE is XNU (Mac OS X kernel) hibernated image --is-x86-bios-bootsector Check if FILE is BIOS bootsector -h, --help Display this help and exit. -u, --usage Display the usage of this command and exit. SEE ALSO
The full documentation for grub-file is maintained as a Texinfo manual. If the info and grub-file programs are properly installed at your site, the command info grub-file should give you access to the complete manual. grub-file (GRUB) 2.02-2ubuntu8.3 July 2018 GRUB-FILE(1)
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