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| author | Vlad <vlad1997kov@gmail.com> | 2022-06-21 07:14:31 +0200 |
|---|---|---|
| committer | GitHub <noreply@github.com> | 2022-06-21 08:14:31 +0300 |
| commit | a3fdc9cd82076ece0796d460a3de0dc60717d21e (patch) | |
| tree | 81ba3d2baa19010364d734d786da0adc012669e5 /utils | |
| parent | 091701f363da953695b52cd7b4d7668d47f0258e (diff) | |
| download | redis-a3fdc9cd82076ece0796d460a3de0dc60717d21e.tar.gz | |
Outdated comments, replace COUNTER_INIT_VAL with LFU_INIT_VAL, fix typo (#10888)
`COUNTER_INIT_VAL` doesn't exist in the code anymore so we can replace it with `LFU_INIT_VAL` entries
Diffstat (limited to 'utils')
| -rw-r--r-- | utils/lru/lfu-simulation.c | 10 |
1 files changed, 5 insertions, 5 deletions
diff --git a/utils/lru/lfu-simulation.c b/utils/lru/lfu-simulation.c index 51d639d66..60105e55b 100644 --- a/utils/lru/lfu-simulation.c +++ b/utils/lru/lfu-simulation.c @@ -19,7 +19,7 @@ struct entry { }; #define to_16bit_minutes(x) ((x/60) & 65535) -#define COUNTER_INIT_VAL 5 +#define LFU_INIT_VAL 5 /* Compute the difference in minutes between two 16 bit minutes times * obtained with to_16bit_minutes(). Since they can wrap around if @@ -36,7 +36,7 @@ uint16_t minutes_diff(uint16_t now, uint16_t prev) { uint8_t log_incr(uint8_t counter) { if (counter == 255) return counter; double r = (double)rand()/RAND_MAX; - double baseval = counter-COUNTER_INIT_VAL; + double baseval = counter-LFU_INIT_VAL; if (baseval < 0) baseval = 0; double limit = 1.0/(baseval*10+1); if (r < limit) counter++; @@ -56,7 +56,7 @@ uint8_t scan_entry(struct entry *e) { >= decr_every) { if (e->counter) { - if (e->counter > COUNTER_INIT_VAL*2) { + if (e->counter > LFU_INIT_VAL*2) { e->counter /= 2; } else { e->counter--; @@ -89,7 +89,7 @@ int main(void) { /* Initialize. */ for (j = 0; j < keyspace_size; j++) { - entries[j].counter = COUNTER_INIT_VAL; + entries[j].counter = LFU_INIT_VAL; entries[j].decrtime = to_16bit_minutes(start); entries[j].hits = 0; entries[j].ctime = time(NULL); @@ -131,7 +131,7 @@ int main(void) { * 10 and 19, a random one every 10 seconds. */ if (new_entry_time <= now) { idx = 10+(rand()%10); - entries[idx].counter = COUNTER_INIT_VAL; + entries[idx].counter = LFU_INIT_VAL; entries[idx].decrtime = to_16bit_minutes(time(NULL)); entries[idx].hits = 0; entries[idx].ctime = time(NULL); |