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Reset backend's perf cpounters on exit

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This commit is contained in:
Konstantin Knizhnik
2025-07-24 21:10:51 +03:00
parent 3847ab73a7
commit d56a72afec
1 changed files with 21 additions and 3 deletions
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24
pgxn/neon/neon_perf_counters.c
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@@ -43,12 +43,31 @@ NeonPerfCountersShmemRequest(void)
}
static int my_proc_num = -1;
static void
NeonPerfCountersReset(int code, Datum arg)
my_perf_counters_reset(int code, Datum arg)
{
memset(MyNeonCounters, 0, sizeof(*MyNeonCounters));
Assert(my_proc_num >= 0);
memset(&neon_per_backend_counters_shared[my_proc_num], 0, sizeof(neon_per_backend_counters));
}
neon_per_backend_counters*
get_my_perf_counters(void)
{
if (my_proc_num < 0)
{
#if PG_MAJORVERSION_NUM < 17
my_proc_num = MyProc->pgprocno;
#else
my_proc_num = MyProcNumber;
#endif
on_shmem_exit(my_perf_counters_reset, 0);
}
return &neon_per_backend_counters_shared[my_proc_num];
}
void
NeonPerfCountersShmemInit(void)
{
@@ -64,7 +83,6 @@ NeonPerfCountersShmemInit(void)
{
/* shared memory is initialized to zeros, so nothing to do here */
}
on_shmem_exit(NeonPerfCountersReset, 0);
}
static inline void