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Full Discussion: server hang problem
Operating Systems Linux Red Hat server hang problem Post 302345900 by laxmikant on Thursday 20th of August 2009 01:17:21 PM
Old 08-20-2009
server hang problem

Hello everybody..

I have RHEL-4 Server with kernel - Linux 2.6.9-78.0.1.ELlargesmp x86_64
It is used for Development usage..
That server got hang and so reboot was required, when checked log file i found following messages,

kernel: warning: many lost ticks.
kernel: Your time source seems to be instable or some driver is hogging interupts
kernel: rip __do_softirq+0x4d/0xd0
kernel: Falling back to HPET

Can anybody help me out to understand what are these messages?
What action need to be taken to avoid these?
I would appreciate your help..
Thanks.
 

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GRUB-FILE(1)						      General Commands Manual						      GRUB-FILE(1)

NAME
grub-file -- Check if FILE is of specified type. SYNOPSIS
grub-file (--is-i386-xen-pae-domu | --is-x86_64-xen-domu | --is-x86-xen-dom0 | --is-x86-multiboot | --is-x86-multiboot2 | --is-arm-linux | --is-arm64-linux | --is-ia64-linux | --is-mips-linux | --is-mipsel-linux | --is-sparc64-linux | --is-powerpc-linux | --is-x86-linux | --is-x86-linux32 | --is-x86-kfreebsd | --is-i386-kfreebsd | --is-x86_64-kfreebsd | --is-x86-knetbsd | --is-i386-knetbsd | --is-x86_64-knetbsd | --is-i386-efi | --is-x86_64-efi | --is-ia64-efi | --is-arm64-efi | --is-arm-efi | --is-hibernated-hiberfil | --is-x86_64-xnu | --is-i386-xnu | --is-xnu-hibr | --is-x86-bios-bootsector) FILE DESCRIPTION
grub-file is used to check if FILE is of a specified type. OPTIONS
--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 SEE ALSO
info grub Web Feb 26 2014 GRUB-FILE(1)
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