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deps: update histogram to 0.11.7 · nodejs/node@99af671 · GitHub

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Commit 99af671

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marco-ippolito
authored and
targos
committed
deps: update histogram to 0.11.7
PR-URL: #47742 Reviewed-By: Rafael Gonzaga <rafael.nunu@hotmail.com>
1 parent 10cc60f commit 99af671

7 files changed

Lines changed: 166 additions & 53 deletions

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‎deps/histogram/histogram.gyp‎

Lines changed: 3 additions & 2 deletions
Original file line numberDiff line numberDiff line change
@@ -2,6 +2,7 @@
22
'variables': {
33
'histogram_sources': [
44
'src/hdr_histogram.c',
5+
'include/hdr/hdr_histogram.h',
56
]
67
},
78
'targets': [
@@ -12,9 +13,9 @@
1213
'xcode_settings': {
1314
'GCC_SYMBOLS_PRIVATE_EXTERN': 'YES', # -fvisibility=hidden
1415
},
15-
'include_dirs': ['src'],
16+
'include_dirs': ['src', 'include'],
1617
'direct_dependent_settings': {
17-
'include_dirs': [ 'src' ]
18+
'include_dirs': [ 'src', 'include' ]
1819
},
1920
'sources': [
2021
'<@(histogram_sources)',

deps/histogram/src/hdr_histogram.h renamed to deps/histogram/include/hdr/hdr_histogram.h

Lines changed: 28 additions & 16 deletions
Original file line numberDiff line numberDiff line change
@@ -16,7 +16,7 @@
1616

1717
struct hdr_histogram
1818
{
19-
int64_t lowest_trackable_value;
19+
int64_t lowest_discernible_value;
2020
int64_t highest_trackable_value;
2121
int32_t unit_magnitude;
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int32_t significant_figures;
@@ -45,21 +45,21 @@ extern "C" {
4545
* involved math on the input parameters this function it is tricky to stack allocate.
4646
* The histogram should be released with hdr_close
4747
*
48-
* @param lowest_trackable_value The smallest possible value to be put into the
49-
* histogram.
48+
* @param lowest_discernible_value The smallest possible value that is distinguishable from 0.
49+
* Must be a positive integer that is >= 1. May be internally rounded down to nearest power of 2.
5050
* @param highest_trackable_value The largest possible value to be put into the
5151
* histogram.
5252
* @param significant_figures The level of precision for this histogram, i.e. the number
5353
* of figures in a decimal number that will be maintained. E.g. a value of 3 will mean
5454
* the results from the histogram will be accurate up to the first three digits. Must
5555
* be a value between 1 and 5 (inclusive).
5656
* @param result Output parameter to capture allocated histogram.
57-
* @return 0 on success, EINVAL if lowest_trackable_value is < 1 or the
57+
* @return 0 on success, EINVAL if lowest_discernible_value is < 1 or the
5858
* significant_figure value is outside of the allowed range, ENOMEM if malloc
5959
* failed.
6060
*/
6161
int hdr_init(
62-
int64_t lowest_trackable_value,
62+
int64_t lowest_discernible_value,
6363
int64_t highest_trackable_value,
6464
int significant_figures,
6565
struct hdr_histogram** result);
@@ -159,27 +159,27 @@ bool hdr_record_values_atomic(struct hdr_histogram* h, int64_t value, int64_t co
159159
* Record a value in the histogram and backfill based on an expected interval.
160160
*
161161
* Records a value in the histogram, will round this value of to a precision at or better
162-
* than the significant_figure specified at contruction time. This is specifically used
162+
* than the significant_figure specified at construction time. This is specifically used
163163
* for recording latency. If the value is larger than the expected_interval then the
164164
* latency recording system has experienced co-ordinated omission. This method fills in the
165-
* values that would have occured had the client providing the load not been blocked.
165+
* values that would have occurred had the client providing the load not been blocked.
166166
167167
* @param h "This" pointer
168168
* @param value Value to add to the histogram
169169
* @param expected_interval The delay between recording values.
170170
* @return false if the value is larger than the highest_trackable_value and can't be recorded,
171171
* true otherwise.
172172
*/
173-
bool hdr_record_corrected_value(struct hdr_histogram* h, int64_t value, int64_t expexcted_interval);
173+
bool hdr_record_corrected_value(struct hdr_histogram* h, int64_t value, int64_t expected_interval);
174174

175175
/**
176176
* Record a value in the histogram and backfill based on an expected interval.
177177
*
178178
* Records a value in the histogram, will round this value of to a precision at or better
179-
* than the significant_figure specified at contruction time. This is specifically used
179+
* than the significant_figure specified at construction time. This is specifically used
180180
* for recording latency. If the value is larger than the expected_interval then the
181181
* latency recording system has experienced co-ordinated omission. This method fills in the
182-
* values that would have occured had the client providing the load not been blocked.
182+
* values that would have occurred had the client providing the load not been blocked.
183183
*
184184
* Will record this value atomically, however the whole structure may appear inconsistent
185185
* when read concurrently with this update. Do NOT mix calls to this method with calls
@@ -191,7 +191,7 @@ bool hdr_record_corrected_value(struct hdr_histogram* h, int64_t value, int64_t
191191
* @return false if the value is larger than the highest_trackable_value and can't be recorded,
192192
* true otherwise.
193193
*/
194-
bool hdr_record_corrected_value_atomic(struct hdr_histogram* h, int64_t value, int64_t expexcted_interval);
194+
bool hdr_record_corrected_value_atomic(struct hdr_histogram* h, int64_t value, int64_t expected_interval);
195195

196196
/**
197197
* Record a value in the histogram 'count' times. Applies the same correcting logic
@@ -226,7 +226,7 @@ bool hdr_record_corrected_values_atomic(struct hdr_histogram* h, int64_t value,
226226
/**
227227
* Adds all of the values from 'from' to 'this' histogram. Will return the
228228
* number of values that are dropped when copying. Values will be dropped
229-
* if they around outside of h.lowest_trackable_value and
229+
* if they around outside of h.lowest_discernible_value and
230230
* h.highest_trackable_value.
231231
*
232232
* @param h "This" pointer
@@ -238,7 +238,7 @@ int64_t hdr_add(struct hdr_histogram* h, const struct hdr_histogram* from);
238238
/**
239239
* Adds all of the values from 'from' to 'this' histogram. Will return the
240240
* number of values that are dropped when copying. Values will be dropped
241-
* if they around outside of h.lowest_trackable_value and
241+
* if they around outside of h.lowest_discernible_value and
242242
* h.highest_trackable_value.
243243
*
244244
* @param h "This" pointer
@@ -272,6 +272,18 @@ int64_t hdr_max(const struct hdr_histogram* h);
272272
*/
273273
int64_t hdr_value_at_percentile(const struct hdr_histogram* h, double percentile);
274274

275+
/**
276+
* Get the values at the given percentiles.
277+
*
278+
* @param h "This" pointer.
279+
* @param percentiles The ordered percentiles array to get the values for.
280+
* @param length Number of elements in the arrays.
281+
* @param values Destination array containing the values at the given percentiles.
282+
* The values array should be allocated by the caller.
283+
* @return 0 on success, ENOMEM if the provided destination array is null.
284+
*/
285+
int hdr_value_at_percentiles(const struct hdr_histogram *h, const double *percentiles, int64_t *values, size_t length);
286+
275287
/**
276288
* Gets the standard deviation for the values in the histogram.
277289
*
@@ -465,7 +477,7 @@ int hdr_percentiles_print(
465477
*/
466478
struct hdr_histogram_bucket_config
467479
{
468-
int64_t lowest_trackable_value;
480+
int64_t lowest_discernible_value;
469481
int64_t highest_trackable_value;
470482
int64_t unit_magnitude;
471483
int64_t significant_figures;
@@ -478,7 +490,7 @@ struct hdr_histogram_bucket_config
478490
};
479491

480492
int hdr_calculate_bucket_config(
481-
int64_t lowest_trackable_value,
493+
int64_t lowest_discernible_value,
482494
int64_t highest_trackable_value,
483495
int significant_figures,
484496
struct hdr_histogram_bucket_config* cfg);
@@ -492,7 +504,7 @@ int64_t hdr_next_non_equivalent_value(const struct hdr_histogram* h, int64_t val
492504
int64_t hdr_median_equivalent_value(const struct hdr_histogram* h, int64_t value);
493505

494506
/**
495-
* Used to reset counters after importing data manuallying into the histogram, used by the logging code
507+
* Used to reset counters after importing data manually into the histogram, used by the logging code
496508
* and other custom serialisation tools.
497509
*/
498510
void hdr_reset_internal_counters(struct hdr_histogram* h);

‎deps/histogram/include/hdr/hdr_histogram_version.h‎

Lines changed: 11 additions & 0 deletions
Original file line numberDiff line numberDiff line change
@@ -0,0 +1,11 @@
1+
/**
2+
* @file hdr_histogram_version.h
3+
* @brief Definitions for HdrHistogram's version number.
4+
*/
5+
6+
#ifndef HDR_HISTOGRAM_VERSION_H
7+
#define HDR_HISTOGRAM_VERSION_H
8+
9+
#define HDR_HISTOGRAM_VERSION "0.11.7"
10+
11+
#endif // HDR_HISTOGRAM_VERSION_H

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