Wait Statistics Export

Generated at: 2026-05-31T09:04:39

Summary

generated_at2026-05-31T09:04:39
trend_window_days7
collected_at2026-05-31T08:00:35
total_wait_types30
total_waiting_tasks69918
total_wait_time_ms30840
total_signal_wait_ms3486
total_resource_wait_ms27354
max_single_wait_ms26666
signal_wait_percent11.3
resource_wait_percent88.7

Analysis Transparency

profileWait Statistics Analysis
primary_bottleneckLOG_IO
priorityP2
riskMEDIUM
confidencelow
evidence_gapsQuery context, Plan XML, Plan insights
reasonServer-level wait analysis was selected using wait summary and trend evidence; query-level correlation is not attached. Deterministic bottleneck: LOG IO.

Category Wait Time (ms)

CategoryWait Time (ms)
CPU495
I/O26420
Lock4
Latch7
Memory11
Network3191
Buffer0
CLR0
Other712

Top Waits

Wait TypeCategoryWait Time (ms)Wait PercentCumulative PercentWaiting TasksSignal Wait (ms)Resource Wait (ms)
WRITELOGI/O2632085.3485.3453652201324307
ASYNC_NETWORK_IONetwork318810.3495.685088952293
PREEMPTIVE_OS_AUTHZINITIALIZECONTEXTFROMSIDOther5271.7197.3930527
SOS_SCHEDULER_YIELDCPU4951.6198.9917204932
PAGEIOLATCH_EXI/O990.3299.3261198
PREEMPTIVE_OS_AUTHORIZATIONOPSOther600.1999.5176060
TRANSACTION_MUTEXOther470.1599.66153611
LOGMGR_FLUSHOther410.1399.8104401
SEQUENCE_GENERATIONOther200.0699.8611020
RESERVED_MEMORY_ALLOCATION_EXTMemory110.0499.913543011

Signatures

TitleConfidenceDominant CategoryRecommendation
I/O Bottleneck0.95I/OValidate storage latency, file layout, and heavy read/write query patterns.
Network Throughput Pressure0.32NetworkInspect client fetch behavior, packet latency, and large result-set consumers.
CPU Pressure0.3CPUReview runnable queue, high-CPU queries, and parallelism settings.

Alerts

SeverityTitleMessageMetric ValueThresholdTriggered At
criticalI/O Wait PressureI/O wait share is 85.7% (threshold 30.0%).85.6679636835278930.02026-05-31T08:00:38

Trend

DateTotal Wait (ms)Dominant CategoryDominant Wait (ms)
2026-05-2473945CPU62789
2026-05-25119173CPU96512
2026-05-26127966CPU100496
2026-05-27132707CPU119646
2026-05-2819285CPU13187
2026-05-2920784CPU14336
2026-05-3026648CPU16254
2026-05-317528CPU5745

Baseline Comparison

baseline_availableTrue
baseline_captured_at2026-05-31T07:59:58
baseline_age_hours0.010333013333333333
delta_total_wait_ms-1166757851
delta_signal_wait_percent-19.73
delta_resource_wait_percent19.730000000000004
statusimproved
summaryBaseline improved: Δwait=-1,166,757,851 ms (-100.0%), Δsignal=-19.73%, age=0.0h

Before / After Comparison

before_availableFalse
after_availableFalse
before_captured_atNone
after_captured_atNone
delta_total_wait_ms0
delta_signal_wait_percent0.0
delta_resource_wait_percent0.0
statusinsufficient-data
summaryCapture both BEFORE and AFTER snapshots to compare change impact.

Wait Chain Summary

summaryNo active blocking chains.
chain_count0
total_blocked_sessions0
total_blocking_sessions0
max_chain_depth0
root_blockers

Alert Thresholds

total_wait_time_ms2000000
lock_wait_percent15.0
io_wait_percent30.0
blocked_sessions3
chain_depth3
single_wait_ms60000
alert_cooldown_minutes15

Multi-Server Snapshot

ServerDatabaseCaptured AtTotal Wait (ms)Signal Wait %Top CategoryDelta Wait (ms)
WideWorldImportersWideWorldImporters2026-05-31T08:00:35116682001711.3I/O31326
192.168.36.12WideWorldImporters2026-05-31T07:24:385570308099.2CPU54821293
WideWorldImportersAI_TEST22026-05-30T19:23:4200.0Other0

Plan Correlation

query_id0
plan_availableFalse
dominant_wait_categories
confidence0.0
plan_summary

Filters

{"database_name": "", "application_name": "", "time_window_days": 7, "min_wait_time_ms": 0}