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Diffstat (limited to 'docs/misc/xen-command-line.markdown')
-rw-r--r-- | docs/misc/xen-command-line.markdown | 14 |
1 files changed, 14 insertions, 0 deletions
diff --git a/docs/misc/xen-command-line.markdown b/docs/misc/xen-command-line.markdown index 61f5328bdf..beb84625fa 100644 --- a/docs/misc/xen-command-line.markdown +++ b/docs/misc/xen-command-line.markdown @@ -188,6 +188,13 @@ The optional trailing `x` indicates that Xen should not automatically switch the ### cpuid\_mask\_xsave\_eax ### cpuidle ### cpuinfo +### crashinfo_maxaddr +> `= <size>` + +> Default: `4G` + +Specify the maximum address to allocate certain strucutres, if used in combination with the `low_crashinfo` command line option. + ### crashkernel ### credit2\_balance\_over ### credit2\_balance\_under @@ -273,6 +280,13 @@ Set the logging level for Xen. Any log message with equal more more importance The optional `<rate-limited level>` options instructs which severities should be rate limited. +### low\_crashinfo +> `= none | min | all` + +> Default: `none` if not specified at all, or to `min` if `low\_crashinfo` is present without qualification. + +This option is only useful for hosts with a 32bit dom0 kernel, wishing to use kexec functionality in the case of a crash. It represents which data structures should be deliberatly allocated in low memory, so the crash kernel may find find them. Should be used in combination with `crashinfo_maxaddr`. + ### max\_cstate ### max\_gsi\_irqs ### maxcpus |