+
Default values:
+
-* `metadata` channel: 2
-* Everything else: 4
+* option:--userspace and option:--buffers-uid options:
+ {default_ust_uid_channel_subbuf_num}
+* option:--userspace and option:--buffers-pid options:
+ {default_ust_pid_channel_subbuf_num}
+* option:--kernel option: {default_kernel_channel_subbuf_num}
+* `metadata` channel: {default_metadata_subbuf_num}
option:--subbuf-size='SIZE'::
Set the individual size of sub-buffers to 'SIZE' bytes.
+
Default values:
+
-* option:--userspace and option:--buffers-uid options: `128k`
-* option:--userspace and option:--buffers-pid options: `4k`
-* option:--kernel option: `256k`
-* `metadata` channel: `4k`
+* option:--userspace and option:--buffers-uid options:
+ {default_ust_uid_channel_subbuf_size}
+* option:--userspace and option:--buffers-pid options:
+ {default_ust_pid_channel_subbuf_size}
+* option:--kernel option: {default_kernel_channel_subbuf_size}
+* `metadata` channel: {default_metadata_subbuf_size}
option:--output='TYPE'::
Set channel's output type to 'TYPE'.
~~~~~~~~~~~
option:--tracefile-count='COUNT'::
Limit the number of trace files created by this channel to
- 'COUNT'. 0 means unlimited. Default: 0.
+ 'COUNT'. 0 means unlimited. Default:
+ {default_channel_tracefile_count}.
+
Use this option in conjunction with the option:--tracefile-size option.
+
option:--tracefile-size='SIZE'::
Set the maximum size of each trace file written by
this channel within a stream to 'SIZE' bytes. 0 means unlimited.
- Default: 0.
+ Default: {default_channel_tracefile_size}.
+
Note: traces generated with this option may inaccurately report
discarded events as of CTF 1.8.
+
Default values:
+
-* option:--userspace and option:--buffers-uid options: 0
-* option:--userspace and option:--buffers-pid options: 0
-* option:--kernel option: 200000
-* `metadata` channel: 0
+* option:--userspace and option:--buffers-uid options:
+ {default_ust_uid_channel_read_timer}
+* option:--userspace and option:--buffers-pid options:
+ {default_ust_pid_channel_read_timer}
+* option:--kernel option: {default_kernel_channel_read_timer}
+* `metadata` channel: {default_metadata_read_timer}
option:--switch-timer='PERIODUS'::
Set the channel's switch timer's period to 'PERIODUS' µs. 0 means
- a disabled switch timer. Default: 0.
+ a disabled switch timer.
++
+Default values:
++
+* option:--userspace and option:--buffers-uid options:
+ {default_ust_uid_channel_switch_timer}
+* option:--userspace and option:--buffers-pid options:
+ {default_ust_pid_channel_switch_timer}
+* option:--kernel option: {default_kernel_channel_switch_timer}
+* `metadata` channel: {default_metadata_switch_timer}
include::common-cmd-help-options.txt[]