Mercurial > dovecot > core-2.2

annotate src/lib/timing.h @ 23007:36e01285b5b8

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lib: buffer - Improve header comment for buffer_insert() and buffer_delete().
author Stephan Bosch <stephan.bosch@dovecot.fi>
date Mon, 18 Mar 2019 00:52:37 +0100
parents 1779df80df17
children
Ignore whitespace changes - Everywhere: Within whitespace: At end of lines:
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19147
9add45266550 lib: Added a simple timing.h API for tracking min/max/avg for events.
Timo Sirainen <tss@iki.fi>
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1 #ifndef TIMING_H
9add45266550 lib: Added a simple timing.h API for tracking min/max/avg for events.
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2 #define TIMING_H
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3
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4 struct timing *timing_init(void);
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5 void timing_deinit(struct timing **timing);
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6
20198
1779df80df17 lib: Added timing_reset()
Timo Sirainen <timo.sirainen@dovecot.fi>
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7 /* Reset all events. */
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Timo Sirainen <timo.sirainen@dovecot.fi>
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8 void timing_reset(struct timing *timing);
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9
19147
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10 /* Add a new event that took the specified number of usecs. */
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11 void timing_add_usecs(struct timing *timing, uint64_t usecs);
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12
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13 /* Returns number of events added. */
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14 unsigned int timing_get_count(const struct timing *timing);
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15 /* Returns the sum of all usecs added. */
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16 uint64_t timing_get_sum(const struct timing *timing);
19147
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17
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18 /* Returns events' minimum. */
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19 uint64_t timing_get_min(const struct timing *timing);
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20 /* Returns events' maximum. */
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21 uint64_t timing_get_max(const struct timing *timing);
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22 /* Returns events' average. */
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23 uint64_t timing_get_avg(const struct timing *timing);
19173
2f492fac75b7 lib: timings - added quantiles
Phil Carmody <phil@dovecot.fi>
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24 /* Returns events' approximate (through random subsampling) median. */
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25 uint64_t timing_get_median(const struct timing *timing);
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26 /* Returns events' approximate (through random subsampling) 95th percentile. */
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27 uint64_t timing_get_95th(const struct timing *timing);
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28
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29 #endif