diff options
author | Ingo Molnar <mingo@elte.hu> | 2010-12-02 05:20:11 -0500 |
---|---|---|
committer | Ingo Molnar <mingo@elte.hu> | 2010-12-02 05:20:11 -0500 |
commit | e4b546a3643fbfc510d5ef7db538e4d3ab00effb (patch) | |
tree | 315d13bdb2dfb1149e44c85043c9d02dc7db219d /tools/perf/Documentation | |
parent | b3d006c0e745bfd2dab4984ffe3279d5cf4e926a (diff) | |
parent | d7470b6afca85ed4388fff57fc9d89f5a3be02ff (diff) |
Merge branch 'perf/core' of git://git.kernel.org/pub/scm/linux/kernel/git/acme/linux-2.6 into perf/core
Diffstat (limited to 'tools/perf/Documentation')
-rw-r--r-- | tools/perf/Documentation/perf-annotate.txt | 37 | ||||
-rw-r--r-- | tools/perf/Documentation/perf-buildid-list.txt | 3 | ||||
-rw-r--r-- | tools/perf/Documentation/perf-diff.txt | 19 | ||||
-rw-r--r-- | tools/perf/Documentation/perf-kvm.txt | 8 | ||||
-rw-r--r-- | tools/perf/Documentation/perf-lock.txt | 15 | ||||
-rw-r--r-- | tools/perf/Documentation/perf-probe.txt | 2 | ||||
-rw-r--r-- | tools/perf/Documentation/perf-record.txt | 17 | ||||
-rw-r--r-- | tools/perf/Documentation/perf-report.txt | 49 | ||||
-rw-r--r-- | tools/perf/Documentation/perf-sched.txt | 18 | ||||
-rw-r--r-- | tools/perf/Documentation/perf-script.txt | 7 | ||||
-rw-r--r-- | tools/perf/Documentation/perf-stat.txt | 39 | ||||
-rw-r--r-- | tools/perf/Documentation/perf-test.txt | 2 | ||||
-rw-r--r-- | tools/perf/Documentation/perf-top.txt | 28 |
13 files changed, 218 insertions, 26 deletions
diff --git a/tools/perf/Documentation/perf-annotate.txt b/tools/perf/Documentation/perf-annotate.txt index b2c63309a651..6f5a498608b2 100644 --- a/tools/perf/Documentation/perf-annotate.txt +++ b/tools/perf/Documentation/perf-annotate.txt | |||
@@ -24,12 +24,47 @@ OPTIONS | |||
24 | --input=:: | 24 | --input=:: |
25 | Input file name. (default: perf.data) | 25 | Input file name. (default: perf.data) |
26 | 26 | ||
27 | -d:: | ||
28 | --dsos=<dso[,dso...]>:: | ||
29 | Only consider symbols in these dsos. | ||
30 | -s:: | ||
31 | --symbol=<symbol>:: | ||
32 | Symbol to annotate. | ||
33 | |||
34 | -f:: | ||
35 | --force:: | ||
36 | Don't complain, do it. | ||
37 | |||
38 | -v:: | ||
39 | --verbose:: | ||
40 | Be more verbose. (Show symbol address, etc) | ||
41 | |||
42 | -D:: | ||
43 | --dump-raw-trace:: | ||
44 | Dump raw trace in ASCII. | ||
45 | |||
46 | -k:: | ||
47 | --vmlinux=<file>:: | ||
48 | vmlinux pathname. | ||
49 | |||
50 | -m:: | ||
51 | --modules:: | ||
52 | Load module symbols. WARNING: use only with -k and LIVE kernel. | ||
53 | |||
54 | -l:: | ||
55 | --print-line:: | ||
56 | Print matching source lines (may be slow). | ||
57 | |||
58 | -P:: | ||
59 | --full-paths:: | ||
60 | Don't shorten the displayed pathnames. | ||
61 | |||
27 | --stdio:: Use the stdio interface. | 62 | --stdio:: Use the stdio interface. |
28 | 63 | ||
29 | --tui:: Use the TUI interface Use of --tui requires a tty, if one is not | 64 | --tui:: Use the TUI interface Use of --tui requires a tty, if one is not |
30 | present, as when piping to other commands, the stdio interface is | 65 | present, as when piping to other commands, the stdio interface is |
31 | used. This interfaces starts by centering on the line with more | 66 | used. This interfaces starts by centering on the line with more |
32 | samples, TAB/UNTAB cycles thru the lines with more samples. | 67 | samples, TAB/UNTAB cycles through the lines with more samples. |
33 | 68 | ||
34 | SEE ALSO | 69 | SEE ALSO |
35 | -------- | 70 | -------- |
diff --git a/tools/perf/Documentation/perf-buildid-list.txt b/tools/perf/Documentation/perf-buildid-list.txt index 01b642c0bf8f..5eaac6f26d51 100644 --- a/tools/perf/Documentation/perf-buildid-list.txt +++ b/tools/perf/Documentation/perf-buildid-list.txt | |||
@@ -18,6 +18,9 @@ perf report. | |||
18 | 18 | ||
19 | OPTIONS | 19 | OPTIONS |
20 | ------- | 20 | ------- |
21 | -H:: | ||
22 | --with-hits:: | ||
23 | Show only DSOs with hits. | ||
21 | -i:: | 24 | -i:: |
22 | --input=:: | 25 | --input=:: |
23 | Input file name. (default: perf.data) | 26 | Input file name. (default: perf.data) |
diff --git a/tools/perf/Documentation/perf-diff.txt b/tools/perf/Documentation/perf-diff.txt index 20d97d84ea1c..6a9ec2b35310 100644 --- a/tools/perf/Documentation/perf-diff.txt +++ b/tools/perf/Documentation/perf-diff.txt | |||
@@ -19,6 +19,18 @@ If no parameters are passed it will assume perf.data.old and perf.data. | |||
19 | 19 | ||
20 | OPTIONS | 20 | OPTIONS |
21 | ------- | 21 | ------- |
22 | -M:: | ||
23 | --displacement:: | ||
24 | Show position displacement relative to baseline. | ||
25 | |||
26 | -D:: | ||
27 | --dump-raw-trace:: | ||
28 | Dump raw trace in ASCII. | ||
29 | |||
30 | -m:: | ||
31 | --modules:: | ||
32 | Load module symbols. WARNING: use only with -k and LIVE kernel | ||
33 | |||
22 | -d:: | 34 | -d:: |
23 | --dsos=:: | 35 | --dsos=:: |
24 | Only consider symbols in these dsos. CSV that understands | 36 | Only consider symbols in these dsos. CSV that understands |
@@ -42,7 +54,7 @@ OPTIONS | |||
42 | --field-separator=:: | 54 | --field-separator=:: |
43 | 55 | ||
44 | Use a special separator character and don't pad with spaces, replacing | 56 | Use a special separator character and don't pad with spaces, replacing |
45 | all occurances of this separator in symbol names (and other output) | 57 | all occurrences of this separator in symbol names (and other output) |
46 | with a '.' character, that thus it's the only non valid separator. | 58 | with a '.' character, that thus it's the only non valid separator. |
47 | 59 | ||
48 | -v:: | 60 | -v:: |
@@ -50,6 +62,11 @@ OPTIONS | |||
50 | Be verbose, for instance, show the raw counts in addition to the | 62 | Be verbose, for instance, show the raw counts in addition to the |
51 | diff. | 63 | diff. |
52 | 64 | ||
65 | -f:: | ||
66 | --force:: | ||
67 | Don't complain, do it. | ||
68 | |||
69 | |||
53 | SEE ALSO | 70 | SEE ALSO |
54 | -------- | 71 | -------- |
55 | linkperf:perf-record[1] | 72 | linkperf:perf-record[1] |
diff --git a/tools/perf/Documentation/perf-kvm.txt b/tools/perf/Documentation/perf-kvm.txt index d004e19fe6d6..dd84cb2f0a88 100644 --- a/tools/perf/Documentation/perf-kvm.txt +++ b/tools/perf/Documentation/perf-kvm.txt | |||
@@ -22,7 +22,7 @@ There are a couple of variants of perf kvm: | |||
22 | a performance counter profile of guest os in realtime | 22 | a performance counter profile of guest os in realtime |
23 | of an arbitrary workload. | 23 | of an arbitrary workload. |
24 | 24 | ||
25 | 'perf kvm record <command>' to record the performance couinter profile | 25 | 'perf kvm record <command>' to record the performance counter profile |
26 | of an arbitrary workload and save it into a perf data file. If both | 26 | of an arbitrary workload and save it into a perf data file. If both |
27 | --host and --guest are input, the perf data file name is perf.data.kvm. | 27 | --host and --guest are input, the perf data file name is perf.data.kvm. |
28 | If there is no --host but --guest, the file name is perf.data.guest. | 28 | If there is no --host but --guest, the file name is perf.data.guest. |
@@ -40,6 +40,12 @@ There are a couple of variants of perf kvm: | |||
40 | 40 | ||
41 | OPTIONS | 41 | OPTIONS |
42 | ------- | 42 | ------- |
43 | -i:: | ||
44 | --input=:: | ||
45 | Input file name. | ||
46 | -o:: | ||
47 | --output:: | ||
48 | Output file name. | ||
43 | --host=:: | 49 | --host=:: |
44 | Collect host side performance profile. | 50 | Collect host side performance profile. |
45 | --guest=:: | 51 | --guest=:: |
diff --git a/tools/perf/Documentation/perf-lock.txt b/tools/perf/Documentation/perf-lock.txt index b317102138c8..921de259ea10 100644 --- a/tools/perf/Documentation/perf-lock.txt +++ b/tools/perf/Documentation/perf-lock.txt | |||
@@ -24,6 +24,21 @@ and statistics with this 'perf lock' command. | |||
24 | 24 | ||
25 | 'perf lock report' reports statistical data. | 25 | 'perf lock report' reports statistical data. |
26 | 26 | ||
27 | OPTIONS | ||
28 | ------- | ||
29 | |||
30 | -i:: | ||
31 | --input=<file>:: | ||
32 | Input file name. | ||
33 | |||
34 | -v:: | ||
35 | --verbose:: | ||
36 | Be more verbose (show symbol address, etc). | ||
37 | |||
38 | -D:: | ||
39 | --dump-raw-trace:: | ||
40 | Dump raw trace in ASCII. | ||
41 | |||
27 | SEE ALSO | 42 | SEE ALSO |
28 | -------- | 43 | -------- |
29 | linkperf:perf[1] | 44 | linkperf:perf[1] |
diff --git a/tools/perf/Documentation/perf-probe.txt b/tools/perf/Documentation/perf-probe.txt index 62de1b7f4e76..4e2323276984 100644 --- a/tools/perf/Documentation/perf-probe.txt +++ b/tools/perf/Documentation/perf-probe.txt | |||
@@ -115,7 +115,7 @@ Each probe argument follows below syntax. | |||
115 | 115 | ||
116 | LINE SYNTAX | 116 | LINE SYNTAX |
117 | ----------- | 117 | ----------- |
118 | Line range is descripted by following syntax. | 118 | Line range is described by following syntax. |
119 | 119 | ||
120 | "FUNC[:RLN[+NUM|-RLN2]]|SRC:ALN[+NUM|-ALN2]" | 120 | "FUNC[:RLN[+NUM|-RLN2]]|SRC:ALN[+NUM|-ALN2]" |
121 | 121 | ||
diff --git a/tools/perf/Documentation/perf-record.txt b/tools/perf/Documentation/perf-record.txt index a91f9f9e6e5c..0ad1bc75ab49 100644 --- a/tools/perf/Documentation/perf-record.txt +++ b/tools/perf/Documentation/perf-record.txt | |||
@@ -39,15 +39,24 @@ OPTIONS | |||
39 | be passed as follows: '\mem:addr[:[r][w][x]]'. | 39 | be passed as follows: '\mem:addr[:[r][w][x]]'. |
40 | If you want to profile read-write accesses in 0x1000, just set | 40 | If you want to profile read-write accesses in 0x1000, just set |
41 | 'mem:0x1000:rw'. | 41 | 'mem:0x1000:rw'. |
42 | |||
43 | --filter=<filter>:: | ||
44 | Event filter. | ||
45 | |||
42 | -a:: | 46 | -a:: |
43 | System-wide collection. | 47 | --all-cpus:: |
48 | System-wide collection from all CPUs. | ||
44 | 49 | ||
45 | -l:: | 50 | -l:: |
46 | Scale counter values. | 51 | Scale counter values. |
47 | 52 | ||
48 | -p:: | 53 | -p:: |
49 | --pid=:: | 54 | --pid=:: |
50 | Record events on existing pid. | 55 | Record events on existing process ID. |
56 | |||
57 | -t:: | ||
58 | --tid=:: | ||
59 | Record events on existing thread ID. | ||
51 | 60 | ||
52 | -r:: | 61 | -r:: |
53 | --realtime=:: | 62 | --realtime=:: |
@@ -109,8 +118,8 @@ Collect raw sample records from all opened counters (default for tracepoint coun | |||
109 | 118 | ||
110 | -C:: | 119 | -C:: |
111 | --cpu:: | 120 | --cpu:: |
112 | Collect samples only on the list of cpus provided. Multiple CPUs can be provided as a | 121 | Collect samples only on the list of CPUs provided. Multiple CPUs can be provided as a |
113 | comma-sperated list with no space: 0,1. Ranges of CPUs are specified with -: 0-2. | 122 | comma-separated list with no space: 0,1. Ranges of CPUs are specified with -: 0-2. |
114 | In per-thread mode with inheritance mode on (default), samples are captured only when | 123 | In per-thread mode with inheritance mode on (default), samples are captured only when |
115 | the thread executes on the designated CPUs. Default is to monitor all CPUs. | 124 | the thread executes on the designated CPUs. Default is to monitor all CPUs. |
116 | 125 | ||
diff --git a/tools/perf/Documentation/perf-report.txt b/tools/perf/Documentation/perf-report.txt index 12052c9ed0ba..59a1f57f2bb7 100644 --- a/tools/perf/Documentation/perf-report.txt +++ b/tools/perf/Documentation/perf-report.txt | |||
@@ -20,6 +20,11 @@ OPTIONS | |||
20 | -i:: | 20 | -i:: |
21 | --input=:: | 21 | --input=:: |
22 | Input file name. (default: perf.data) | 22 | Input file name. (default: perf.data) |
23 | |||
24 | -v:: | ||
25 | --verbose:: | ||
26 | Be more verbose. (show symbol address, etc) | ||
27 | |||
23 | -d:: | 28 | -d:: |
24 | --dsos=:: | 29 | --dsos=:: |
25 | Only consider symbols in these dsos. CSV that understands | 30 | Only consider symbols in these dsos. CSV that understands |
@@ -27,6 +32,10 @@ OPTIONS | |||
27 | -n:: | 32 | -n:: |
28 | --show-nr-samples:: | 33 | --show-nr-samples:: |
29 | Show the number of samples for each symbol | 34 | Show the number of samples for each symbol |
35 | |||
36 | --showcpuutilization:: | ||
37 | Show sample percentage for different cpu modes. | ||
38 | |||
30 | -T:: | 39 | -T:: |
31 | --threads:: | 40 | --threads:: |
32 | Show per-thread event counters | 41 | Show per-thread event counters |
@@ -39,12 +48,24 @@ OPTIONS | |||
39 | Only consider these symbols. CSV that understands | 48 | Only consider these symbols. CSV that understands |
40 | file://filename entries. | 49 | file://filename entries. |
41 | 50 | ||
51 | -U:: | ||
52 | --hide-unresolved:: | ||
53 | Only display entries resolved to a symbol. | ||
54 | |||
42 | -s:: | 55 | -s:: |
43 | --sort=:: | 56 | --sort=:: |
44 | Sort by key(s): pid, comm, dso, symbol, parent. | 57 | Sort by key(s): pid, comm, dso, symbol, parent. |
45 | 58 | ||
59 | -p:: | ||
60 | --parent=<regex>:: | ||
61 | regex filter to identify parent, see: '--sort parent' | ||
62 | |||
63 | -x:: | ||
64 | --exclude-other:: | ||
65 | Only display entries with parent-match. | ||
66 | |||
46 | -w:: | 67 | -w:: |
47 | --field-width=:: | 68 | --column-widths=<width[,width...]>:: |
48 | Force each column width to the provided list, for large terminal | 69 | Force each column width to the provided list, for large terminal |
49 | readability. | 70 | readability. |
50 | 71 | ||
@@ -52,19 +73,26 @@ OPTIONS | |||
52 | --field-separator=:: | 73 | --field-separator=:: |
53 | 74 | ||
54 | Use a special separator character and don't pad with spaces, replacing | 75 | Use a special separator character and don't pad with spaces, replacing |
55 | all occurances of this separator in symbol names (and other output) | 76 | all occurrences of this separator in symbol names (and other output) |
56 | with a '.' character, that thus it's the only non valid separator. | 77 | with a '.' character, that thus it's the only non valid separator. |
57 | 78 | ||
79 | -D:: | ||
80 | --dump-raw-trace:: | ||
81 | Dump raw trace in ASCII. | ||
82 | |||
58 | -g [type,min]:: | 83 | -g [type,min]:: |
59 | --call-graph:: | 84 | --call-graph:: |
60 | Display callchains using type and min percent threshold. | 85 | Display call chains using type and min percent threshold. |
61 | type can be either: | 86 | type can be either: |
62 | - flat: single column, linear exposure of callchains. | 87 | - flat: single column, linear exposure of call chains. |
63 | - graph: use a graph tree, displaying absolute overhead rates. | 88 | - graph: use a graph tree, displaying absolute overhead rates. |
64 | - fractal: like graph, but displays relative rates. Each branch of | 89 | - fractal: like graph, but displays relative rates. Each branch of |
65 | the tree is considered as a new profiled object. + | 90 | the tree is considered as a new profiled object. + |
66 | Default: fractal,0.5. | 91 | Default: fractal,0.5. |
67 | 92 | ||
93 | --pretty=<key>:: | ||
94 | Pretty printing style. key: normal, raw | ||
95 | |||
68 | --stdio:: Use the stdio interface. | 96 | --stdio:: Use the stdio interface. |
69 | 97 | ||
70 | --tui:: Use the TUI interface, that is integrated with annotate and allows | 98 | --tui:: Use the TUI interface, that is integrated with annotate and allows |
@@ -72,6 +100,19 @@ OPTIONS | |||
72 | requires a tty, if one is not present, as when piping to other | 100 | requires a tty, if one is not present, as when piping to other |
73 | commands, the stdio interface is used. | 101 | commands, the stdio interface is used. |
74 | 102 | ||
103 | -k:: | ||
104 | --vmlinux=<file>:: | ||
105 | vmlinux pathname | ||
106 | |||
107 | -m:: | ||
108 | --modules:: | ||
109 | Load module symbols. WARNING: This should only be used with -k and | ||
110 | a LIVE kernel. | ||
111 | |||
112 | -f:: | ||
113 | --force:: | ||
114 | Don't complain, do it. | ||
115 | |||
75 | SEE ALSO | 116 | SEE ALSO |
76 | -------- | 117 | -------- |
77 | linkperf:perf-stat[1] | 118 | linkperf:perf-stat[1] |
diff --git a/tools/perf/Documentation/perf-sched.txt b/tools/perf/Documentation/perf-sched.txt index 8417644a6166..46822d5fde1c 100644 --- a/tools/perf/Documentation/perf-sched.txt +++ b/tools/perf/Documentation/perf-sched.txt | |||
@@ -8,11 +8,11 @@ perf-sched - Tool to trace/measure scheduler properties (latencies) | |||
8 | SYNOPSIS | 8 | SYNOPSIS |
9 | -------- | 9 | -------- |
10 | [verse] | 10 | [verse] |
11 | 'perf sched' {record|latency|replay|trace} | 11 | 'perf sched' {record|latency|map|replay|trace} |
12 | 12 | ||
13 | DESCRIPTION | 13 | DESCRIPTION |
14 | ----------- | 14 | ----------- |
15 | There are four variants of perf sched: | 15 | There are five variants of perf sched: |
16 | 16 | ||
17 | 'perf sched record <command>' to record the scheduling events | 17 | 'perf sched record <command>' to record the scheduling events |
18 | of an arbitrary workload. | 18 | of an arbitrary workload. |
@@ -30,8 +30,22 @@ There are four variants of perf sched: | |||
30 | of the workload as it occurred when it was recorded - and can repeat | 30 | of the workload as it occurred when it was recorded - and can repeat |
31 | it a number of times, measuring its performance.) | 31 | it a number of times, measuring its performance.) |
32 | 32 | ||
33 | 'perf sched map' to print a textual context-switching outline of | ||
34 | workload captured via perf sched record. Columns stand for | ||
35 | individual CPUs, and the two-letter shortcuts stand for tasks that | ||
36 | are running on a CPU. A '*' denotes the CPU that had the event, and | ||
37 | a dot signals an idle CPU. | ||
38 | |||
33 | OPTIONS | 39 | OPTIONS |
34 | ------- | 40 | ------- |
41 | -i:: | ||
42 | --input=<file>:: | ||
43 | Input file name. (default: perf.data) | ||
44 | |||
45 | -v:: | ||
46 | --verbose:: | ||
47 | Be more verbose. (show symbol address, etc) | ||
48 | |||
35 | -D:: | 49 | -D:: |
36 | --dump-raw-trace=:: | 50 | --dump-raw-trace=:: |
37 | Display verbose dump of the sched data. | 51 | Display verbose dump of the sched data. |
diff --git a/tools/perf/Documentation/perf-script.txt b/tools/perf/Documentation/perf-script.txt index f442acc105bc..29ad94293cd2 100644 --- a/tools/perf/Documentation/perf-script.txt +++ b/tools/perf/Documentation/perf-script.txt | |||
@@ -104,6 +104,13 @@ OPTIONS | |||
104 | normally don't - this option allows the latter to be run in | 104 | normally don't - this option allows the latter to be run in |
105 | system-wide mode. | 105 | system-wide mode. |
106 | 106 | ||
107 | -i:: | ||
108 | --input=:: | ||
109 | Input file name. | ||
110 | |||
111 | -d:: | ||
112 | --debug-mode:: | ||
113 | Do various checks like samples ordering and lost events. | ||
107 | 114 | ||
108 | SEE ALSO | 115 | SEE ALSO |
109 | -------- | 116 | -------- |
diff --git a/tools/perf/Documentation/perf-stat.txt b/tools/perf/Documentation/perf-stat.txt index c405bcad6ac7..b6da7affbbee 100644 --- a/tools/perf/Documentation/perf-stat.txt +++ b/tools/perf/Documentation/perf-stat.txt | |||
@@ -8,8 +8,8 @@ perf-stat - Run a command and gather performance counter statistics | |||
8 | SYNOPSIS | 8 | SYNOPSIS |
9 | -------- | 9 | -------- |
10 | [verse] | 10 | [verse] |
11 | 'perf stat' [-e <EVENT> | --event=EVENT] [-S] [-a] <command> | 11 | 'perf stat' [-e <EVENT> | --event=EVENT] [-a] <command> |
12 | 'perf stat' [-e <EVENT> | --event=EVENT] [-S] [-a] -- <command> [<options>] | 12 | 'perf stat' [-e <EVENT> | --event=EVENT] [-a] -- <command> [<options>] |
13 | 13 | ||
14 | DESCRIPTION | 14 | DESCRIPTION |
15 | ----------- | 15 | ----------- |
@@ -35,21 +35,33 @@ OPTIONS | |||
35 | child tasks do not inherit counters | 35 | child tasks do not inherit counters |
36 | -p:: | 36 | -p:: |
37 | --pid=<pid>:: | 37 | --pid=<pid>:: |
38 | stat events on existing pid | 38 | stat events on existing process id |
39 | |||
40 | -t:: | ||
41 | --tid=<tid>:: | ||
42 | stat events on existing thread id | ||
43 | |||
39 | 44 | ||
40 | -a:: | 45 | -a:: |
41 | system-wide collection | 46 | --all-cpus:: |
47 | system-wide collection from all CPUs | ||
42 | 48 | ||
43 | -c:: | 49 | -c:: |
44 | scale counter values | 50 | --scale:: |
51 | scale/normalize counter values | ||
52 | |||
53 | -r:: | ||
54 | --repeat=<n>:: | ||
55 | repeat command and print average + stddev (max: 100) | ||
45 | 56 | ||
46 | -B:: | 57 | -B:: |
58 | --big-num:: | ||
47 | print large numbers with thousands' separators according to locale | 59 | print large numbers with thousands' separators according to locale |
48 | 60 | ||
49 | -C:: | 61 | -C:: |
50 | --cpu=:: | 62 | --cpu=:: |
51 | Count only on the list of cpus provided. Multiple CPUs can be provided as a | 63 | Count only on the list of CPUs provided. Multiple CPUs can be provided as a |
52 | comma-sperated list with no space: 0,1. Ranges of CPUs are specified with -: 0-2. | 64 | comma-separated list with no space: 0,1. Ranges of CPUs are specified with -: 0-2. |
53 | In per-thread mode, this option is ignored. The -a option is still necessary | 65 | In per-thread mode, this option is ignored. The -a option is still necessary |
54 | to activate system-wide monitoring. Default is to count on all CPUs. | 66 | to activate system-wide monitoring. Default is to count on all CPUs. |
55 | 67 | ||
@@ -58,6 +70,19 @@ to activate system-wide monitoring. Default is to count on all CPUs. | |||
58 | Do not aggregate counts across all monitored CPUs in system-wide mode (-a). | 70 | Do not aggregate counts across all monitored CPUs in system-wide mode (-a). |
59 | This option is only valid in system-wide mode. | 71 | This option is only valid in system-wide mode. |
60 | 72 | ||
73 | -n:: | ||
74 | --null:: | ||
75 | null run - don't start any counters | ||
76 | |||
77 | -v:: | ||
78 | --verbose:: | ||
79 | be more verbose (show counter open errors, etc) | ||
80 | |||
81 | -x SEP:: | ||
82 | --field-separator SEP:: | ||
83 | print counts using a CSV-style output to make it easy to import directly into | ||
84 | spreadsheets. Columns are separated by the string specified in SEP. | ||
85 | |||
61 | EXAMPLES | 86 | EXAMPLES |
62 | -------- | 87 | -------- |
63 | 88 | ||
diff --git a/tools/perf/Documentation/perf-test.txt b/tools/perf/Documentation/perf-test.txt index 1c4b5f5b7f71..2c3b462f64b0 100644 --- a/tools/perf/Documentation/perf-test.txt +++ b/tools/perf/Documentation/perf-test.txt | |||
@@ -12,7 +12,7 @@ SYNOPSIS | |||
12 | 12 | ||
13 | DESCRIPTION | 13 | DESCRIPTION |
14 | ----------- | 14 | ----------- |
15 | This command does assorted sanity tests, initially thru linked routines but | 15 | This command does assorted sanity tests, initially through linked routines but |
16 | also will look for a directory with more tests in the form of scripts. | 16 | also will look for a directory with more tests in the form of scripts. |
17 | 17 | ||
18 | OPTIONS | 18 | OPTIONS |
diff --git a/tools/perf/Documentation/perf-top.txt b/tools/perf/Documentation/perf-top.txt index 1f9687663f2a..f6eb1cdafb77 100644 --- a/tools/perf/Documentation/perf-top.txt +++ b/tools/perf/Documentation/perf-top.txt | |||
@@ -12,7 +12,7 @@ SYNOPSIS | |||
12 | 12 | ||
13 | DESCRIPTION | 13 | DESCRIPTION |
14 | ----------- | 14 | ----------- |
15 | This command generates and displays a performance counter profile in realtime. | 15 | This command generates and displays a performance counter profile in real time. |
16 | 16 | ||
17 | 17 | ||
18 | OPTIONS | 18 | OPTIONS |
@@ -27,8 +27,8 @@ OPTIONS | |||
27 | 27 | ||
28 | -C <cpu-list>:: | 28 | -C <cpu-list>:: |
29 | --cpu=<cpu>:: | 29 | --cpu=<cpu>:: |
30 | Monitor only on the list of cpus provided. Multiple CPUs can be provided as a | 30 | Monitor only on the list of CPUs provided. Multiple CPUs can be provided as a |
31 | comma-sperated list with no space: 0,1. Ranges of CPUs are specified with -: 0-2. | 31 | comma-separated list with no space: 0,1. Ranges of CPUs are specified with -: 0-2. |
32 | Default is to monitor all CPUS. | 32 | Default is to monitor all CPUS. |
33 | 33 | ||
34 | -d <seconds>:: | 34 | -d <seconds>:: |
@@ -50,6 +50,10 @@ Default is to monitor all CPUS. | |||
50 | --count-filter=<count>:: | 50 | --count-filter=<count>:: |
51 | Only display functions with more events than this. | 51 | Only display functions with more events than this. |
52 | 52 | ||
53 | -g:: | ||
54 | --group:: | ||
55 | Put the counters into a counter group. | ||
56 | |||
53 | -F <freq>:: | 57 | -F <freq>:: |
54 | --freq=<freq>:: | 58 | --freq=<freq>:: |
55 | Profile at this frequency. | 59 | Profile at this frequency. |
@@ -68,7 +72,11 @@ Default is to monitor all CPUS. | |||
68 | 72 | ||
69 | -p <pid>:: | 73 | -p <pid>:: |
70 | --pid=<pid>:: | 74 | --pid=<pid>:: |
71 | Profile events on existing pid. | 75 | Profile events on existing Process ID. |
76 | |||
77 | -t <tid>:: | ||
78 | --tid=<tid>:: | ||
79 | Profile events on existing thread ID. | ||
72 | 80 | ||
73 | -r <priority>:: | 81 | -r <priority>:: |
74 | --realtime=<priority>:: | 82 | --realtime=<priority>:: |
@@ -78,6 +86,18 @@ Default is to monitor all CPUS. | |||
78 | --sym-annotate=<symbol>:: | 86 | --sym-annotate=<symbol>:: |
79 | Annotate this symbol. | 87 | Annotate this symbol. |
80 | 88 | ||
89 | -K:: | ||
90 | --hide_kernel_symbols:: | ||
91 | Hide kernel symbols. | ||
92 | |||
93 | -U:: | ||
94 | --hide_user_symbols:: | ||
95 | Hide user symbols. | ||
96 | |||
97 | -D:: | ||
98 | --dump-symtab:: | ||
99 | Dump the symbol table used for profiling. | ||
100 | |||
81 | -v:: | 101 | -v:: |
82 | --verbose:: | 102 | --verbose:: |
83 | Be more verbose (show counter open errors, etc). | 103 | Be more verbose (show counter open errors, etc). |