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author | Sverker Eriksson <[email protected]> | 2016-02-24 17:55:04 +0100 |
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committer | Sverker Eriksson <[email protected]> | 2016-02-24 17:55:04 +0100 |
commit | 03743cd4193a2ca97f9b9a52a25e63f616e8fc07 (patch) | |
tree | 9c1f4094a2105ec4bf19dd0d16e76b598d0e608d /lib/kernel/doc/src/seq_trace.xml | |
parent | 1b094d72ffc56069c72f17c7edd673dbbfe47e39 (diff) | |
parent | 35739bd06776f90526006486b3f4ab7e54f7f951 (diff) | |
download | otp-03743cd4193a2ca97f9b9a52a25e63f616e8fc07.tar.gz otp-03743cd4193a2ca97f9b9a52a25e63f616e8fc07.tar.bz2 otp-03743cd4193a2ca97f9b9a52a25e63f616e8fc07.zip |
Merge branch 'master' into sverk/master/halt-INT_MIN
Diffstat (limited to 'lib/kernel/doc/src/seq_trace.xml')
-rw-r--r-- | lib/kernel/doc/src/seq_trace.xml | 29 |
1 files changed, 29 insertions, 0 deletions
diff --git a/lib/kernel/doc/src/seq_trace.xml b/lib/kernel/doc/src/seq_trace.xml index 3439111035..f4fcd222ec 100644 --- a/lib/kernel/doc/src/seq_trace.xml +++ b/lib/kernel/doc/src/seq_trace.xml @@ -127,6 +127,35 @@ seq_trace:set_token(OldToken), % activate the trace token again enables/disables a timestamp to be generated for each traced event. Default is <c>false</c>.</p> </item> + <tag><c>set_token(strict_monotonic_timestamp, <anno>Bool</anno>)</c></tag> + <item> + <p>A trace token flag (<c>true | false</c>) which + enables/disables a strict monotonic timestamp to be generated + for each traced event. Default is <c>false</c>. Timestamps will + consist of + <seealso marker="erts:time_correction#Erlang_Monotonic_Time">Erlang + monotonic time</seealso> and a monotonically increasing + integer. The time-stamp has the same format and value + as produced by <c>{erlang:monotonic_time(nano_seconds), + erlang:unique_integer([monotonic])}</c>.</p> + </item> + <tag><c>set_token(monotonic_timestamp, <anno>Bool</anno>)</c></tag> + <item> + <p>A trace token flag (<c>true | false</c>) which + enables/disables a strict monotonic timestamp to be generated + for each traced event. Default is <c>false</c>. Timestamps + will use + <seealso marker="erts:time_correction#Erlang_Monotonic_Time">Erlang + monotonic time</seealso>. The time-stamp has the same + format and value as produced by + <c>erlang:monotonic_time(nano_seconds)</c>.</p> + </item> + <p>If multiple timestamp flags are passed, <c>timestamp</c> has + precedence over <c>strict_monotonic_timestamp</c> which + in turn has precedence over <c>monotonic_timestamp</c>. All + timestamp flags are remembered, so if two are passed + and the one with highest precedence later is disabled + the other one will become active.</p> </taglist> </desc> </func> |