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doc: fix indent depth in tracing doc
Signed-off-by: Quentin Young <qlyoung@nvidia.com>
This commit is contained in:
Quentin Young
parent
e024c08200
commit
7f4d2e5aea
@ -62,113 +62,113 @@ use your tracer as usual.
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To see available USDT probes::
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readelf -n /usr/lib/frr/bgpd
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readelf -n /usr/lib/frr/bgpd
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Example::
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root@host ~> readelf -n /usr/lib/frr/bgpd
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root@host ~> readelf -n /usr/lib/frr/bgpd
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Displaying notes found in: .note.ABI-tag
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Owner Data size Description
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GNU 0x00000010 NT_GNU_ABI_TAG (ABI version tag)
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OS: Linux, ABI: 3.2.0
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Displaying notes found in: .note.ABI-tag
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Owner Data size Description
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GNU 0x00000010 NT_GNU_ABI_TAG (ABI version tag)
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OS: Linux, ABI: 3.2.0
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Displaying notes found in: .note.gnu.build-id
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Owner Data size Description
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GNU 0x00000014 NT_GNU_BUILD_ID (unique build ID bitstring)
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Build ID: 4f42933a69dcb42a519bc459b2105177c8adf55d
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Displaying notes found in: .note.gnu.build-id
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Owner Data size Description
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GNU 0x00000014 NT_GNU_BUILD_ID (unique build ID bitstring)
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Build ID: 4f42933a69dcb42a519bc459b2105177c8adf55d
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Displaying notes found in: .note.stapsdt
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Owner Data size Description
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stapsdt 0x00000045 NT_STAPSDT (SystemTap probe descriptors)
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Provider: frr_bgp
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Name: packet_read
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Location: 0x000000000045ee48, Base: 0x00000000005a09d2, Semaphore: 0x0000000000000000
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Arguments: 8@-96(%rbp) 8@-104(%rbp)
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stapsdt 0x00000047 NT_STAPSDT (SystemTap probe descriptors)
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Provider: frr_bgp
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Name: open_process
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Location: 0x000000000047c43b, Base: 0x00000000005a09d2, Semaphore: 0x0000000000000000
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Arguments: 8@-224(%rbp) 2@-226(%rbp)
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stapsdt 0x00000049 NT_STAPSDT (SystemTap probe descriptors)
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Provider: frr_bgp
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Name: update_process
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Location: 0x000000000047c4bf, Base: 0x00000000005a09d2, Semaphore: 0x0000000000000000
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Arguments: 8@-208(%rbp) 2@-210(%rbp)
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stapsdt 0x0000004f NT_STAPSDT (SystemTap probe descriptors)
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Provider: frr_bgp
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Name: notification_process
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Location: 0x000000000047c557, Base: 0x00000000005a09d2, Semaphore: 0x0000000000000000
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Arguments: 8@-192(%rbp) 2@-194(%rbp)
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stapsdt 0x0000004c NT_STAPSDT (SystemTap probe descriptors)
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Provider: frr_bgp
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Name: keepalive_process
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Location: 0x000000000047c5db, Base: 0x00000000005a09d2, Semaphore: 0x0000000000000000
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Arguments: 8@-176(%rbp) 2@-178(%rbp)
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stapsdt 0x0000004a NT_STAPSDT (SystemTap probe descriptors)
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Provider: frr_bgp
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Name: refresh_process
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Location: 0x000000000047c673, Base: 0x00000000005a09d2, Semaphore: 0x0000000000000000
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Arguments: 8@-160(%rbp) 2@-162(%rbp)
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stapsdt 0x0000004d NT_STAPSDT (SystemTap probe descriptors)
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Provider: frr_bgp
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Name: capability_process
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Location: 0x000000000047c6f7, Base: 0x00000000005a09d2, Semaphore: 0x0000000000000000
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Arguments: 8@-144(%rbp) 2@-146(%rbp)
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stapsdt 0x0000006f NT_STAPSDT (SystemTap probe descriptors)
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Provider: frr_bgp
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Name: output_filter
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Location: 0x000000000048e33a, Base: 0x00000000005a09d2, Semaphore: 0x0000000000000000
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Arguments: 8@-144(%rbp) 8@-152(%rbp) 4@-156(%rbp) 4@-160(%rbp) 8@-168(%rbp)
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stapsdt 0x0000007d NT_STAPSDT (SystemTap probe descriptors)
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Provider: frr_bgp
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Name: process_update
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Location: 0x0000000000491f10, Base: 0x00000000005a09d2, Semaphore: 0x0000000000000000
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Arguments: 8@-800(%rbp) 8@-808(%rbp) 4@-812(%rbp) 4@-816(%rbp) 4@-820(%rbp) 8@-832(%rbp)
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stapsdt 0x0000006e NT_STAPSDT (SystemTap probe descriptors)
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Provider: frr_bgp
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Name: input_filter
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Location: 0x00000000004940ed, Base: 0x00000000005a09d2, Semaphore: 0x0000000000000000
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Arguments: 8@-144(%rbp) 8@-152(%rbp) 4@-156(%rbp) 4@-160(%rbp) 8@-168(%rbp)
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Displaying notes found in: .note.stapsdt
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Owner Data size Description
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stapsdt 0x00000045 NT_STAPSDT (SystemTap probe descriptors)
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Provider: frr_bgp
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Name: packet_read
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Location: 0x000000000045ee48, Base: 0x00000000005a09d2, Semaphore: 0x0000000000000000
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Arguments: 8@-96(%rbp) 8@-104(%rbp)
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stapsdt 0x00000047 NT_STAPSDT (SystemTap probe descriptors)
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Provider: frr_bgp
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Name: open_process
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Location: 0x000000000047c43b, Base: 0x00000000005a09d2, Semaphore: 0x0000000000000000
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Arguments: 8@-224(%rbp) 2@-226(%rbp)
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stapsdt 0x00000049 NT_STAPSDT (SystemTap probe descriptors)
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Provider: frr_bgp
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Name: update_process
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Location: 0x000000000047c4bf, Base: 0x00000000005a09d2, Semaphore: 0x0000000000000000
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Arguments: 8@-208(%rbp) 2@-210(%rbp)
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stapsdt 0x0000004f NT_STAPSDT (SystemTap probe descriptors)
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Provider: frr_bgp
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Name: notification_process
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Location: 0x000000000047c557, Base: 0x00000000005a09d2, Semaphore: 0x0000000000000000
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Arguments: 8@-192(%rbp) 2@-194(%rbp)
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stapsdt 0x0000004c NT_STAPSDT (SystemTap probe descriptors)
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Provider: frr_bgp
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Name: keepalive_process
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Location: 0x000000000047c5db, Base: 0x00000000005a09d2, Semaphore: 0x0000000000000000
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Arguments: 8@-176(%rbp) 2@-178(%rbp)
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stapsdt 0x0000004a NT_STAPSDT (SystemTap probe descriptors)
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Provider: frr_bgp
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Name: refresh_process
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Location: 0x000000000047c673, Base: 0x00000000005a09d2, Semaphore: 0x0000000000000000
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Arguments: 8@-160(%rbp) 2@-162(%rbp)
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stapsdt 0x0000004d NT_STAPSDT (SystemTap probe descriptors)
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Provider: frr_bgp
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Name: capability_process
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Location: 0x000000000047c6f7, Base: 0x00000000005a09d2, Semaphore: 0x0000000000000000
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Arguments: 8@-144(%rbp) 2@-146(%rbp)
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stapsdt 0x0000006f NT_STAPSDT (SystemTap probe descriptors)
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Provider: frr_bgp
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Name: output_filter
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Location: 0x000000000048e33a, Base: 0x00000000005a09d2, Semaphore: 0x0000000000000000
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Arguments: 8@-144(%rbp) 8@-152(%rbp) 4@-156(%rbp) 4@-160(%rbp) 8@-168(%rbp)
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stapsdt 0x0000007d NT_STAPSDT (SystemTap probe descriptors)
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Provider: frr_bgp
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Name: process_update
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Location: 0x0000000000491f10, Base: 0x00000000005a09d2, Semaphore: 0x0000000000000000
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Arguments: 8@-800(%rbp) 8@-808(%rbp) 4@-812(%rbp) 4@-816(%rbp) 4@-820(%rbp) 8@-832(%rbp)
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stapsdt 0x0000006e NT_STAPSDT (SystemTap probe descriptors)
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Provider: frr_bgp
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Name: input_filter
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Location: 0x00000000004940ed, Base: 0x00000000005a09d2, Semaphore: 0x0000000000000000
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Arguments: 8@-144(%rbp) 8@-152(%rbp) 4@-156(%rbp) 4@-160(%rbp) 8@-168(%rbp)
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To see available LTTng probes, run the target, create a session and then::
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lttng list --userspace | grep frr
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lttng list --userspace | grep frr
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Example::
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root@host ~> lttng list --userspace | grep frr
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PID: 11157 - Name: /usr/lib/frr/bgpd
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frr_libfrr:route_node_get (loglevel: TRACE_DEBUG_LINE (13)) (type: tracepoint)
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frr_libfrr:list_sort (loglevel: TRACE_DEBUG_LINE (13)) (type: tracepoint)
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frr_libfrr:list_delete_node (loglevel: TRACE_DEBUG_LINE (13)) (type: tracepoint)
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frr_libfrr:list_remove (loglevel: TRACE_DEBUG_LINE (13)) (type: tracepoint)
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frr_libfrr:list_add (loglevel: TRACE_DEBUG_LINE (13)) (type: tracepoint)
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frr_libfrr:memfree (loglevel: TRACE_DEBUG_LINE (13)) (type: tracepoint)
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frr_libfrr:memalloc (loglevel: TRACE_DEBUG_LINE (13)) (type: tracepoint)
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frr_libfrr:frr_pthread_stop (loglevel: TRACE_DEBUG_LINE (13)) (type: tracepoint)
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frr_libfrr:frr_pthread_run (loglevel: TRACE_DEBUG_LINE (13)) (type: tracepoint)
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frr_libfrr:thread_call (loglevel: TRACE_INFO (6)) (type: tracepoint)
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frr_libfrr:thread_cancel_async (loglevel: TRACE_INFO (6)) (type: tracepoint)
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frr_libfrr:thread_cancel (loglevel: TRACE_INFO (6)) (type: tracepoint)
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frr_libfrr:schedule_write (loglevel: TRACE_INFO (6)) (type: tracepoint)
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frr_libfrr:schedule_read (loglevel: TRACE_INFO (6)) (type: tracepoint)
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frr_libfrr:schedule_event (loglevel: TRACE_INFO (6)) (type: tracepoint)
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frr_libfrr:schedule_timer (loglevel: TRACE_INFO (6)) (type: tracepoint)
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frr_libfrr:hash_release (loglevel: TRACE_INFO (6)) (type: tracepoint)
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frr_libfrr:hash_insert (loglevel: TRACE_INFO (6)) (type: tracepoint)
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frr_libfrr:hash_get (loglevel: TRACE_INFO (6)) (type: tracepoint)
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frr_bgp:output_filter (loglevel: TRACE_INFO (6)) (type: tracepoint)
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frr_bgp:input_filter (loglevel: TRACE_INFO (6)) (type: tracepoint)
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frr_bgp:process_update (loglevel: TRACE_INFO (6)) (type: tracepoint)
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frr_bgp:packet_read (loglevel: TRACE_INFO (6)) (type: tracepoint)
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frr_bgp:refresh_process (loglevel: TRACE_INFO (6)) (type: tracepoint)
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frr_bgp:capability_process (loglevel: TRACE_INFO (6)) (type: tracepoint)
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frr_bgp:notification_process (loglevel: TRACE_INFO (6)) (type: tracepoint)
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frr_bgp:update_process (loglevel: TRACE_INFO (6)) (type: tracepoint)
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frr_bgp:keepalive_process (loglevel: TRACE_INFO (6)) (type: tracepoint)
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frr_bgp:open_process (loglevel: TRACE_INFO (6)) (type: tracepoint)
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root@host ~> lttng list --userspace | grep frr
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PID: 11157 - Name: /usr/lib/frr/bgpd
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frr_libfrr:route_node_get (loglevel: TRACE_DEBUG_LINE (13)) (type: tracepoint)
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frr_libfrr:list_sort (loglevel: TRACE_DEBUG_LINE (13)) (type: tracepoint)
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frr_libfrr:list_delete_node (loglevel: TRACE_DEBUG_LINE (13)) (type: tracepoint)
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frr_libfrr:list_remove (loglevel: TRACE_DEBUG_LINE (13)) (type: tracepoint)
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frr_libfrr:list_add (loglevel: TRACE_DEBUG_LINE (13)) (type: tracepoint)
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frr_libfrr:memfree (loglevel: TRACE_DEBUG_LINE (13)) (type: tracepoint)
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frr_libfrr:memalloc (loglevel: TRACE_DEBUG_LINE (13)) (type: tracepoint)
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frr_libfrr:frr_pthread_stop (loglevel: TRACE_DEBUG_LINE (13)) (type: tracepoint)
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frr_libfrr:frr_pthread_run (loglevel: TRACE_DEBUG_LINE (13)) (type: tracepoint)
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frr_libfrr:thread_call (loglevel: TRACE_INFO (6)) (type: tracepoint)
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frr_libfrr:thread_cancel_async (loglevel: TRACE_INFO (6)) (type: tracepoint)
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frr_libfrr:thread_cancel (loglevel: TRACE_INFO (6)) (type: tracepoint)
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frr_libfrr:schedule_write (loglevel: TRACE_INFO (6)) (type: tracepoint)
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frr_libfrr:schedule_read (loglevel: TRACE_INFO (6)) (type: tracepoint)
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frr_libfrr:schedule_event (loglevel: TRACE_INFO (6)) (type: tracepoint)
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frr_libfrr:schedule_timer (loglevel: TRACE_INFO (6)) (type: tracepoint)
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frr_libfrr:hash_release (loglevel: TRACE_INFO (6)) (type: tracepoint)
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frr_libfrr:hash_insert (loglevel: TRACE_INFO (6)) (type: tracepoint)
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frr_libfrr:hash_get (loglevel: TRACE_INFO (6)) (type: tracepoint)
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frr_bgp:output_filter (loglevel: TRACE_INFO (6)) (type: tracepoint)
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frr_bgp:input_filter (loglevel: TRACE_INFO (6)) (type: tracepoint)
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frr_bgp:process_update (loglevel: TRACE_INFO (6)) (type: tracepoint)
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frr_bgp:packet_read (loglevel: TRACE_INFO (6)) (type: tracepoint)
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frr_bgp:refresh_process (loglevel: TRACE_INFO (6)) (type: tracepoint)
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frr_bgp:capability_process (loglevel: TRACE_INFO (6)) (type: tracepoint)
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frr_bgp:notification_process (loglevel: TRACE_INFO (6)) (type: tracepoint)
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frr_bgp:update_process (loglevel: TRACE_INFO (6)) (type: tracepoint)
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frr_bgp:keepalive_process (loglevel: TRACE_INFO (6)) (type: tracepoint)
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frr_bgp:open_process (loglevel: TRACE_INFO (6)) (type: tracepoint)
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When using LTTng, you can also get zlogs as trace events by enabling
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the ``lttng_ust_tracelog:*`` event class.
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