Fujitsu primequest 2400E2 Design Manual page 97

3.3.4 HDD Configuration (5/5)
Memory Dump Function for RHEL

If a fatal system error occurs, data in the physical memory is output to a file.
Dump Types and Estimated Sizes

Dump acquisition area
(Dump device for sadump)
(Temporary data storage
area)
Internal disk => OK
External disk => OK
Cluster sharing is not allowed.
Save data to a disk
managed with GDS
Acquisition area
for kdump
When creating a dedicated disk
partition (such as /var/crash) for
saving dump data, increase the
acquisition area size for kdump by
10% in consideration of the file
system management area.
PRIMEQUEST 2000 Series Design Guide
kdump
(OS standard function)
that is not
(Installed memory capacity + 1GB) / 0.9
(1st generation) * Required
(Installed memory capacity + 1GB) / 0.9
(2nd generation)
Installed memory capacity + 512MB
Error
Error
(Installed memory capacity + 512MB)
:
96
sadump
(a dedicated tool for PRIMEQUEST)
* Required
Alternative area that is used
if a device error occurs
:
* Non-Fujitsu storage devices cannot be used for
dump areas for sadump.
Save data to a disk
that is not managed
with GDS
(RAW device)
N areas
Copyright 2016-2017 FUJITSU LIMITED