X-Git-Url: http://git.efficios.com/?p=ctf.git;a=blobdiff_plain;f=common-trace-format-specification.md;h=b40082c72f8488c72577d9f1c8fa365e5e4e7020;hp=9b230af06462cfe289450e8edec5dc17a0826408;hb=HEAD;hpb=ed8509fc3bdc87500e78fd93c617aa0b867a4266 diff --git a/common-trace-format-specification.md b/common-trace-format-specification.md index 9b230af..d467f6a 100644 --- a/common-trace-format-specification.md +++ b/common-trace-format-specification.md @@ -1,4 +1,4 @@ -# Common Trace Format (CTF) Specification (v1.8.2) +# Common Trace Format (CTF) Specification (v1.8.3) **Author**: Mathieu Desnoyers, [EfficiOS Inc.](http://www.efficios.com/) @@ -835,9 +835,9 @@ TSDL metadata): while (or after) writing the last event in the packet. The inclusive range between these timestamps should include all event timestamps assigned to events contained within the packet. The timestamp at the - beginning of an event packet is guaranteed to be below or equal the - timestamp at the end of that event packet. The timestamp at the - beginning of an event packet is guaranteed to be grater than or + beginning of an event packet is guaranteed to be less than or equal + to the timestamp at the end of that event packet. The timestamp at + the beginning of an event packet is guaranteed to be greater than or equal to timestamps at the beginning of any prior packet within the same stream. The timestamp at the end of an event packet is guaranteed to be less than or equal to the timestamps at the end of @@ -1545,11 +1545,11 @@ The `offset_s` and `offset` fields indicate the offset from POSIX.1 Epoch, 1970-01-01 00:00:00 +0000 (UTC), to the zero of value of the clock. The `offset_s` field is in seconds. The `offset` field is in (1/freq) units. If any of the `offset_s` or `offset` field is not -present, it is assigned the 0 value. The field `absolute` is `TRUE` if -the clock is a global reference across different clock UUID -(e.g. NTP time). Otherwise, `absolute` is `FALSE`, and the clock can -be considered as synchronized only with other clocks that have the same -UUID. +present, it is assigned the 0 value. Both `offset_s` and `offset` +fields are signed integers. The field `absolute` is `TRUE` if the clock +is a global reference across different clock UUID (e.g. NTP time). +Otherwise, `absolute` is `FALSE`, and the clock can be considered as +synchronized only with other clocks that have the same UUID. Secondly, a reference to this clock should be added within an integer type: