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branch-3.1: [bvar](cloud-mow) Add bvar for mow compaction get delete bitmap lock backoff sleep time #52044 #52289

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Merged
morrySnow merged 1 commit into from
Jun 26, 2025
Merged

branch-3.1: [bvar](cloud-mow) Add bvar for mow compaction get delete bitmap lock backoff sleep time #52044 #52289

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7 changes: 7 additions & 0 deletions be/src/cloud/cloud_meta_mgr.cpp
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Original file line number Diff line number Diff line change
Expand Up @@ -139,6 +139,8 @@ bvar::LatencyRecorder g_cloud_commit_txn_resp_redirect_latency("cloud_table_stat
bvar::Adder<uint64_t> g_cloud_meta_mgr_rpc_timeout_count("cloud_meta_mgr_rpc_timeout_count");
bvar::Window<bvar::Adder<uint64_t>> g_cloud_ms_rpc_timeout_count_window(
"cloud_meta_mgr_rpc_timeout_qps", &g_cloud_meta_mgr_rpc_timeout_count, 30);
bvar::LatencyRecorder g_cloud_be_mow_get_dbm_lock_backoff_sleep_time(
"cloud_be_mow_get_dbm_lock_backoff_sleep_time");

class MetaServiceProxy {
public:
Expand Down Expand Up @@ -1396,6 +1398,7 @@ Status CloudMetaMgr::get_delete_bitmap_update_lock(const CloudTablet& tablet, in
Status st;
std::default_random_engine rng = make_random_engine();
std::uniform_int_distribution<uint32_t> u(500, 2000);
uint64_t backoff_sleep_time_ms {0};
do {
bool test_conflict = false;
st = retry_rpc("get delete bitmap update lock", req, &res,
Expand All @@ -1410,8 +1413,12 @@ Status CloudMetaMgr::get_delete_bitmap_update_lock(const CloudTablet& tablet, in
LOG(WARNING) << "get delete bitmap lock conflict. " << debug_info(req)
<< " retry_times=" << retry_times << " sleep=" << duration_ms
<< "ms : " << res.status().msg();
auto start = std::chrono::steady_clock::now();
bthread_usleep(duration_ms * 1000);
auto end = std::chrono::steady_clock::now();
backoff_sleep_time_ms += duration_cast<std::chrono::milliseconds>(end - start).count();
} while (++retry_times <= config::get_delete_bitmap_lock_max_retry_times);
g_cloud_be_mow_get_dbm_lock_backoff_sleep_time << backoff_sleep_time_ms;
DBUG_EXECUTE_IF("CloudMetaMgr.get_delete_bitmap_update_lock.inject_sleep", {
auto p = dp->param("percent", 0.01);
// 100s > Config.calculate_delete_bitmap_task_timeout_seconds = 60s
Expand Down
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