Flame Graph
Reset Zoom
Search
remote_function (1 samples, 0.10%)
hrtimer_interrupt (2 samples, 0.20%)
LWLockAttemptLock (2 samples, 0.20%)
perf_pmu_enable.part.94 (1 samples, 0.10%)
heap_getnext (114 samples, 11.48%)
heap_getnext
tick_sched_timer (1 samples, 0.10%)
flush_smp_call_function_queue (1 samples, 0.10%)
ExecSeqScan (3 samples, 0.30%)
ExecScan (159 samples, 16.01%)
ExecScan
generic_smp_call_function_single_interrupt (1 samples, 0.10%)
exec_simple_query (435 samples, 43.81%)
exec_simple_query
hashbpchar (77 samples, 7.75%)
hashbpchar
MemoryContextReset (2 samples, 0.20%)
HeapTupleSatisfiesMVCC (48 samples, 4.83%)
HeapTu..
update_process_times (1 samples, 0.10%)
GetPrivateRefCountEntry (4 samples, 0.40%)
FunctionCall1Coll (88 samples, 8.86%)
FunctionCall..
native_sched_clock (1 samples, 0.10%)
UnpinBuffer.constprop.11 (1 samples, 0.10%)
smp_apic_timer_interrupt (4 samples, 0.40%)
timekeeping_update (1 samples, 0.10%)
update_vsyscall (1 samples, 0.10%)
heapgetpage (95 samples, 9.57%)
heapgetpage
update_process_times (1 samples, 0.10%)
local_apic_timer_interrupt (1 samples, 0.10%)
irq_exit (1 samples, 0.10%)
__hrtimer_run_queues (1 samples, 0.10%)
scheduler_tick (1 samples, 0.10%)
tick_sched_handle.isra.15 (1 samples, 0.10%)
TupleHashTableMatch.isra.9 (29 samples, 2.92%)
Tu..
perf_event_task_tick (1 samples, 0.10%)
smp_apic_timer_interrupt (1 samples, 0.10%)
ctx_resched (1 samples, 0.10%)
call_function_single_interrupt (1 samples, 0.10%)
hrtimer_interrupt (1 samples, 0.10%)
event_function (1 samples, 0.10%)
UnpinBuffer.constprop.11 (6 samples, 0.60%)
smp_call_function_single_interrupt (1 samples, 0.10%)
__irqentry_text_start (4 samples, 0.40%)
XidInMVCCSnapshot (6 samples, 0.60%)
lookup_hash_entries (243 samples, 24.47%)
lookup_hash_entries
fetch_input_tuple (172 samples, 17.32%)
fetch_input_tuple
rcu_irq_enter (1 samples, 0.10%)
ResourceArrayAdd (1 samples, 0.10%)
BufTableLookup (16 samples, 1.61%)
tick_sched_timer (2 samples, 0.20%)
MemoryContextReset (12 samples, 1.21%)
tick_sched_do_timer (1 samples, 0.10%)
_raw_spin_unlock_irqrestore (1 samples, 0.10%)
ExecStoreVirtualTuple (2 samples, 0.20%)
__hrtimer_run_queues (1 samples, 0.10%)
update_process_times (1 samples, 0.10%)
ExecStoreMinimalTuple (14 samples, 1.41%)
__irqentry_text_start (1 samples, 0.10%)
scheduler_tick (1 samples, 0.10%)
scheduler_tick (1 samples, 0.10%)
ReadBuffer_common (19 samples, 1.91%)
R..
ReadBufferExtended (19 samples, 1.91%)
R..
CheckForSerializableConflictOut (1 samples, 0.10%)
_raw_spin_lock (1 samples, 0.10%)
native_write_msr (1 samples, 0.10%)
intel_pmu_enable_all (1 samples, 0.10%)
LookupTupleHashEntry (205 samples, 20.64%)
LookupTupleHashEntry
slot_getattr (21 samples, 2.11%)
s..
all (993 samples, 100%)
pg_detoast_datum_packed (8 samples, 0.81%)
tick_sched_handle.isra.15 (1 samples, 0.10%)
local_apic_timer_interrupt (2 samples, 0.20%)
tuplehash_insert (179 samples, 18.03%)
tuplehash_insert
heap_page_prune_opt (4 samples, 0.40%)
hash_any (24 samples, 2.42%)
ha..
sched_clock_cpu (1 samples, 0.10%)
tick_sched_timer (1 samples, 0.10%)
ExecClearTuple (8 samples, 0.81%)
ExecStoreTuple (9 samples, 0.91%)
PostmasterMain (435 samples, 43.81%)
PostmasterMain
update_rq_clock.part.79 (1 samples, 0.10%)
try_to_wake_up (1 samples, 0.10%)
PortalRun (435 samples, 43.81%)
PortalRun
tick_sched_timer (1 samples, 0.10%)
ExecAgg (435 samples, 43.81%)
ExecAgg
__memcmp_sse4_1 (2 samples, 0.20%)
__hrtimer_run_queues (1 samples, 0.10%)
raw_notifier_call_chain (1 samples, 0.10%)
MemoryContextReset (3 samples, 0.30%)
PostgresMain (435 samples, 43.81%)
PostgresMain
__perf_event_enable (1 samples, 0.10%)
slot_getsomeattrs (2 samples, 0.20%)
LWLockAcquire (3 samples, 0.30%)
__libc_start_main (435 samples, 43.81%)
__libc_start_main
hash_search_with_hash_value (16 samples, 1.61%)
tick_sched_do_timer (1 samples, 0.10%)
__irqentry_text_start (1 samples, 0.10%)
PortalRunSelect (435 samples, 43.81%)
PortalRunSelect
__hrtimer_run_queues (2 samples, 0.20%)
update_wall_time (1 samples, 0.10%)
local_apic_timer_interrupt (1 samples, 0.10%)
tick_sched_handle.isra.15 (1 samples, 0.10%)
update_wall_time (1 samples, 0.10%)
get_hash_value (1 samples, 0.10%)
ResourceOwnerForgetBuffer (1 samples, 0.10%)
smp_apic_timer_interrupt (1 samples, 0.10%)
TupleHashTableHash.isra.8 (130 samples, 13.09%)
TupleHashTableHash...
x86_pmu_enable (1 samples, 0.10%)
_start (435 samples, 43.81%)
_start
smp_apic_timer_interrupt (1 samples, 0.10%)
tick_do_update_jiffies64.part.12 (1 samples, 0.10%)
wake_up_process (1 samples, 0.10%)
postgres (993 samples, 100.00%)
postgres
ResourceArrayRemove (1 samples, 0.10%)
standard_ExecutorRun (435 samples, 43.81%)
standard_ExecutorRun
tick_do_update_jiffies64.part.12 (1 samples, 0.10%)
ExecSort (435 samples, 43.81%)
ExecSort
ServerLoop (435 samples, 43.81%)
ServerLoop
main (435 samples, 43.81%)
main
local_apic_timer_interrupt (1 samples, 0.10%)
[unknown] (558 samples, 56.19%)
[unknown]
hrtimer_interrupt (1 samples, 0.10%)
__irqentry_text_start (1 samples, 0.10%)
hrtimer_interrupt (1 samples, 0.10%)
SeqNext (131 samples, 13.19%)
SeqNext