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Update format string for formatting chrono duration #12684

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Update format string for formatting chrono duration #12684

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0c10391
Update format string for formatting chrono duration
cmcfarlen Nov 21, 2025
179bdef
normalize cast to long long
cmcfarlen Nov 24, 2025
48b767f
Alias duration case type
cmcfarlen Nov 25, 2025
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13 changes: 9 additions & 4 deletions src/iocore/eventsystem/Watchdog.cc
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Original file line number Diff line number Diff line change
Expand Up @@ -57,11 +57,16 @@ Monitor::~Monitor()
void
Monitor::monitor_loop() const
{
// this ensures `long long` duration for older compilers to match format specifiers
using printable_micro = std::chrono::duration<long long, std::micro>;
using printable_milli = std::chrono::duration<long long, std::milli>;

// Divide by a floating point 2 to avoid truncation to zero.
auto sleep_time = _timeout / 2.0;
ink_release_assert(sleep_time.count() > 0);
Dbg(dbg_ctl_watchdog, "Starting watchdog with timeout %" PRIu64 " ms on %zu threads. sleep_time = %" PRIu64 " us",
_timeout.count(), _threads.size(), std::chrono::duration_cast<std::chrono::microseconds>(sleep_time).count());
Dbg(dbg_ctl_watchdog, "Starting watchdog with timeout %lld ms on %zu threads. sleep_time = %lld us",
std::chrono::duration_cast<printable_milli>(_timeout).count(), _threads.size(),
std::chrono::duration_cast<printable_micro>(sleep_time).count());

ink_set_thread_name("[WATCHDOG]");

Expand Down Expand Up @@ -90,8 +95,8 @@ Monitor::monitor_loop() const
uint64_t warned_seq = t->heartbeat_state.warned_seq.load(std::memory_order_relaxed);
if (warned_seq < seq) {
// Warn once per loop iteration
Warning("Watchdog: [ET_NET %zu] has been awake for %" PRIu64 " ms", i,
std::chrono::duration_cast<std::chrono::milliseconds>(awake_duration).count());
Warning("Watchdog: [ET_NET %zu] has been awake for %lld ms", i,
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@moonchen moonchen Nov 21, 2025

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Likewise,

std::chrono::duration_cast<std::chrono::duration<long long, std::milli>>(awake_duration).count());

std::chrono::duration_cast<printable_milli>(awake_duration).count());
t->heartbeat_state.warned_seq.store(seq, std::memory_order_relaxed);
}
}
Expand Down