Lines Matching +full:boot +full:- +full:mode
3 bootgraph \- Kernel boot timing analysis
10 \fBbootgraph \fP reads the dmesg log from kernel boot and
13 timeline is split into two phases: kernel mode & user mode. kernel mode
15 Once user mode begins, the init process is called, and the init calls
24 Generates output files in subdirectory: boot-yymmdd-HHMMSS
30 \fB-h\fR
33 \fB-v\fR
36 \fB-addlogs\fR
40 \fB-result \fIfile\fR
43 \fB-o \fIname\fR
47 e.g. boot-{hostname}-{date}-{time}
50 \fB-f or -callgraph\fR
51 Use ftrace to create initcall callgraphs (default: disabled). If -func
53 very large outputs, i.e. 10MB - 100MB.
55 \fB-fstat\fR
58 \fB-maxdepth \fIlevel\fR
60 the best way to limit the output size when using -callgraph.
62 \fB-mincg \fIt\fR
68 \fB-cgfilter \fI"func1,func2,..."\fR
73 \fB-cgskip \fIfile\fR
80 \fB-timeprec \fIn\fR
83 \fB-expandcg\fR
84 pre-expand the callgraph data in the html output (default: disabled)
86 \fB-func \fI"func1,func2,..."\fR
89 \fB-reboot\fR
92 2. installs a cron job which re-runs the tool after reboot
96 \fB-manual\fR
98 1. append the string to the kernel command line via your native boot manager.
100 3. after startup, re-run the tool with the same arguments and no command
105 \fB-dmesg \fIfile\fR
108 \fB-ftrace \fIfile\fR
109 Create HTML output from an existing ftrace file (used with -dmesg).
112 \fB-flistall\fR
114 possible values you can add to trace via the -func argument.
116 \fB-sysinfo\fR
126 \f(CW$ bootgraph -callgraph\fR
130 \f(CW$ bootgraph -addlogs -o "myboot-{date}-{time}"\fR
132 Capture a new boot timeline by automatically rebooting the machine.
134 \f(CW$ sudo bootgraph -reboot -addlogs -o "latest-{hostname)"\fR
136 Capture a new boot timeline with function trace data.
138 \f(CW$ sudo bootgraph -reboot -f\fR
140 Capture a new boot timeline with trace & callgraph data. Skip callgraphs smaller than 5ms.
142 \f(CW$ sudo bootgraph -reboot -callgraph -mincg 5\fR
144 Capture a new boot timeline with callgraph data over custom functions.
146 \f(CW$ sudo bootgraph -reboot -callgraph -func "acpi_ps_parse_aml,msleep"\fR
148 Capture a brand new boot timeline with manual reboot.
150 \f(CW$ sudo bootgraph -callgraph -manual\fR
156 \f(CW$ sudo bootgraph -callgraph # re-run the tool after restart\fR
162 \f(CW$ bootgraph -dmesg dmesg.txt -ftrace ftrace.txt -callgraph\fR
166 \f(CW$ bootgraph -dmesg dmesg.txt -ftrace ftrace.txt -addlogs\fR
169 dmesg(1), update-grub(8), crontab(1), reboot(8)