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Aggregate recovery delay using simple mean over last 10 observations (EWMA is shit)

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Vitaliy Filippov
2023-12-31 01:23:17 +03:00
parent 5ca7cde612
commit 1edf86ed26
4 changed files with 34 additions and 17 deletions
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src/osd.h
+4 -2
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@@ -123,7 +123,7 @@ class osd_t
double recovery_tune_max_util = 1.0;
double recovery_tune_max_client_util = 0.5;
int recovery_tune_interval = 1;
double recovery_tune_ewma_rate = 0.2;
int recovery_tune_agg_interval = 10;
int recovery_tune_sleep_min_us = 10;
int recovery_pg_switch = DEFAULT_RECOVERY_PG_SWITCH;
int recovery_sync_batch = DEFAULT_RECOVERY_BATCH;
@@ -210,8 +210,10 @@ class osd_t
uint64_t rtune_avg_lat = 0;
double rtune_client_util = 0, rtune_target_util = 1;
osd_op_stats_t rtune_prev_stats, rtune_prev_recovery_stats;
uint64_t recovery_target_queue_depth = 1;
std::vector<uint64_t> recovery_target_sleep_items;
uint64_t recovery_target_sleep_us = 0;
uint64_t recovery_target_sleep_total = 0;
int recovery_target_sleep_cur = 0, recovery_target_sleep_count = 0;
// cluster connection
void parse_config(bool init);