Signed-off-by: HATAYAMA Daisuke <d.hatayama at jp.fujitsu.com> --- makedumpfile.8 | 22 ++++++++++++++++++++++ 1 files changed, 22 insertions(+), 0 deletions(-) diff --git a/makedumpfile.8 b/makedumpfile.8 index 1da16b9..f7dfe04 100644 --- a/makedumpfile.8 +++ b/makedumpfile.8 @@ -20,6 +20,8 @@ makedumpfile \- make a small dumpfile of kdump .br \fBmakedumpfile\fR \-\-dump-dmesg [\-x \fIVMLINUX\fR|\-i \fIVMCOREINFO\fR] \fIVMCORE\fR \fILOGFILE\fR .br +\fBmakedumpfile\fR [\fIOPTION\fR] \-x \fIVMLINUX\fR \-\-diskset=\fIVMCORE1\fR \-\-diskset=\fIVMCORE2\fR [\-\-diskset=\fIVMCORE3\fR ..] \fIDUMPFILE\fR +.br .B makedumpfile \-h .br @@ -104,6 +106,14 @@ one of dump_level 3 like the following: # makedumpfile \-c \-d 3 /proc/vmcore dumpfile.1 .br # makedumpfile \-c \-d 31 dumpfile.1 dumpfile.2 +.PP +makedumpfile can read \fIVMCORE\fR(s) in three kinds of sadump +formats: single partition format, diskset format and media backup +format, and can convert each of them into kdump-compressed format with +filtering and compression processing. Note that for \fIVMCORE\fR(s) +created by sadump, you always need to pass \fIVMLINUX\fR with -x +option. Also, to pass multiple \fIVMCORE\fRs created on diskset +configuration, you need to use --diskset option. .PP .SH OPTIONS @@ -460,6 +470,18 @@ it is necessary to specfiy [\-x \fIVMLINUX\fR] or [\-i \fIVMCOREINFO\fR]. .br .TP +\fB\-\-diskset=VMCORE\fR +Specify multiple \fIVMCORE\fRs created on sadump diskset configuration +the same number of times as the number of \fIVMCORE\fRs in increasing +order from left to right. \fIVMCORE\fRs are assembled into a single +\fIDUMPFILE. + +.br +.B Example: +.br +# makedumpfile \-x vmlinux \-\-diskset=vmcore1 \-\-diskset=vmcore2 dumpfile + +.TP \fB\-D\fR Print debugging message.
