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perf c2c report: Add span header over cacheline data

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Forcing the NUMA node output to be grouped with the "Cacheline" column
in both "Shared Data Cache Line Table" and "Shared Cache Line
Distribution Pareto" tables.

Before:
  #                                    Total      Tot  ----- LLC Load Hitm -----
  # Index           Cacheline  Node  records     Hitm    Total      Lcl      Rmt
  # .....  ..................  ....  .......  .......  .......  .......  .......
  #
        0      0x7f0830100000     0       84   10.53%        8        8        0
        1  0xffff922a93154200     0        3    2.63%        2        2        0
        2  0xffff922a93154500     0        4    2.63%        2        2        0

After:
  #        ------- Cacheline ------    Total      Tot  ----- LLC Load Hitm -----
  # Index             Address  Node  records     Hitm    Total      Lcl      Rmt
  # .....  ..................  ....  .......  .......  .......  .......  .......
  #
        0      0x7f0830100000     0       84   10.53%        8        8        0
        1  0xffff922a93154200     0        3    2.63%        2        2        0
        2  0xffff922a93154500     0        4    2.63%        2        2        0

Before:
  #        ----- HITM -----  -- Store Refs --        Data address
  #   Num      Rmt      Lcl   L1 Hit  L1 Miss              Offset  Node      Pid
  # .....  .......  .......  .......  .......  ..................  ....  .......
  #
    -------------------------------------------------------------
        0        0        8       32        2      0x7f0830100000
    -------------------------------------------------------------
             0.00%   75.00%   21.88%    0.00%                0x18     0     1791
             0.00%   12.50%   37.50%    0.00%                0x18     0     1791
             0.00%    0.00%   34.38%    0.00%                0x18     0     1791

After:
  #        ----- HITM -----  -- Store Refs --  ----- Data address -----
  #   Num      Rmt      Lcl   L1 Hit  L1 Miss              Offset  Node      Pid
  # .....  .......  .......  .......  .......  ..................  ....  .......
  #
    -------------------------------------------------------------
        0        0        8       32        2      0x7f0830100000
    -------------------------------------------------------------
             0.00%   75.00%   21.88%    0.00%                0x18     0     1791
             0.00%   12.50%   37.50%    0.00%                0x18     0     1791
             0.00%    0.00%   34.38%    0.00%                0x18     0     1791

Signed-off-by: Jiri Olsa <jolsa@kernel.org>
Cc: Alexander Shishkin <alexander.shishkin@linux.intel.com>
Cc: David Ahern <dsahern@gmail.com>
Cc: Joe Mario <jmario@redhat.com>
Cc: Namhyung Kim <namhyung@kernel.org>
Cc: Peter Zijlstra <peterz@infradead.org>
Link: http://lkml.kernel.org/r/20180309101442.9224-9-jolsa@kernel.org
Signed-off-by: Arnaldo Carvalho de Melo <acme@redhat.com>
This commit is contained in:
Jiri Olsa 2018-03-09 11:14:41 +01:00 committed by Arnaldo Carvalho de Melo
parent 7f834c2e84
commit d0802b1ee2
1 changed files with 58 additions and 5 deletions
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63
tools/perf/builtin-c2c.c
View File

@ -1252,7 +1252,7 @@ cl_idx_empty_entry(struct perf_hpp_fmt *fmt, struct perf_hpp *hpp,
}
static struct c2c_dimension dim_dcacheline = {
.header = HEADER_LOW("Cacheline"),
.header = HEADER_SPAN("--- Cacheline ----", "Address", 1),
.name = "dcacheline",
.cmp = dcacheline_cmp,
.entry = dcacheline_entry,
@ -1267,10 +1267,10 @@ static struct c2c_dimension dim_dcacheline_node = {
.width = 4,
};
static struct c2c_header header_offset_tui = HEADER_LOW("Off");
static struct c2c_header header_offset_tui = HEADER_SPAN("-----", "Off", 1);
static struct c2c_dimension dim_offset = {
.header = HEADER_BOTH("Data address", "Offset"),
.header = HEADER_SPAN("--- Data address -", "Offset", 1),
.name = "offset",
.cmp = offset_cmp,
.entry = offset_entry,
@ -2453,14 +2453,64 @@ static void perf_c2c_display(struct perf_session *session)
}
#endif /* HAVE_SLANG_SUPPORT */
static void ui_quirks(void)
static char *fill_line(const char *orig, int len)
{
int i, j, olen = strlen(orig);
char *buf;
buf = zalloc(len + 1);
if (!buf)
return NULL;
j = len / 2 - olen / 2;
for (i = 0; i < j - 1; i++)
buf[i] = '-';
buf[i++] = ' ';
strcpy(buf + i, orig);
i += olen;
buf[i++] = ' ';
for (; i < len; i++)
buf[i] = '-';
return buf;
}
static int ui_quirks(void)
{
const char *nodestr = "Data address";
char *buf;
if (!c2c.use_stdio) {
dim_offset.width = 5;
dim_offset.header = header_offset_tui;
nodestr = "CL";
}
dim_percent_hitm.header = percent_hitm_header[c2c.display];
/* Fix the zero line for dcacheline column. */
buf = fill_line("Cacheline", dim_dcacheline.width +
dim_dcacheline_node.width + 2);
if (!buf)
return -ENOMEM;
dim_dcacheline.header.line[0].text = buf;
/* Fix the zero line for offset column. */
buf = fill_line(nodestr, dim_offset.width +
dim_offset_node.width + 2);
if (!buf)
return -ENOMEM;
dim_offset.header.line[0].text = buf;
return 0;
}
#define CALLCHAIN_DEFAULT_OPT "graph,0.5,caller,function,percent"
@ -2760,7 +2810,10 @@ static int perf_c2c__report(int argc, const char **argv)
ui_progress__finish();
ui_quirks();
if (ui_quirks()) {
pr_err("failed to setup UI\n");
goto out_mem2node;
}
perf_c2c_display(session);