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perf c2c: Update documentation for metrics reorganization
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The output format for metrics has been reorganized, update documentation
to reflect the changes for it.

Signed-off-by: Leo Yan <leo.yan@linaro.org>
Cc: Al Grant <al.grant@arm.com>
Cc: Alexander Shishkin <alexander.shishkin@linux.intel.com>
Cc: Andi Kleen <ak@linux.intel.com>
Cc: David Ahern <dsahern@gmail.com>
Cc: Don Zickus <dzickus@redhat.com>
Cc: Ian Rogers <irogers@google.com>
Cc: James Clark <james.clark@arm.com>
Cc: Jiri Olsa <jolsa@redhat.com>
Cc: Joe Mario <jmario@redhat.com>
Cc: Kan Liang <kan.liang@linux.intel.com>
Cc: Mark Rutland <mark.rutland@arm.com>
Cc: Namhyung Kim <namhyung@kernel.org>
Cc: Peter Zijlstra <peterz@infradead.org>
Link: http://lore.kernel.org/lkml/20201015144548.18482-10-leo.yan@linaro.org
Signed-off-by: Arnaldo Carvalho de Melo <acme@redhat.com>
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Leo Yan authored and Arnaldo Carvalho de Melo committed Oct 15, 2020
1 parent 91d933c commit 744aec4
Showing 1 changed file with 18 additions and 16 deletions.
34 changes: 18 additions & 16 deletions tools/perf/Documentation/perf-c2c.txt
Original file line number Diff line number Diff line change
Expand Up @@ -174,34 +174,36 @@ For each cacheline in the 1) list we display following data:
Cacheline
- cacheline address (hex number)

Total records
- sum of all cachelines accesses

Rmt/Lcl Hitm
- cacheline percentage of all Remote/Local HITM accesses

LLC Load Hitm - Total, Lcl, Rmt
LLC Load Hitm - Total, LclHitm, RmtHitm
- count of Total/Local/Remote load HITMs

Store Reference - Total, L1Hit, L1Miss
Total - all store accesses
L1Hit - store accesses that hit L1
L1Hit - store accesses that missed L1
Total records
- sum of all cachelines accesses

Load Dram
- count of local and remote DRAM accesses
Total loads
- sum of all load accesses

LLC Ld Miss
- count of all accesses that missed LLC
Total stores
- sum of all store accesses

Total Loads
- sum of all load accesses
Store Reference - L1Hit, L1Miss
L1Hit - store accesses that hit L1
L1Miss - store accesses that missed L1

Core Load Hit - FB, L1, L2
- count of load hits in FB (Fill Buffer), L1 and L2 cache

LLC Load Hit - Llc, Rmt
- count of LLC and Remote load hits
LLC Load Hit - LlcHit, LclHitm
- count of LLC load accesses, includes LLC hits and LLC HITMs

RMT Load Hit - RmtHit, RmtHitm
- count of remote load accesses, includes remote hits and remote HITMs

Load Dram - Lcl, Rmt
- count of local and remote DRAM accesses

For each offset in the 2) list we display following data:

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