private final AtomicLong timeouts;
private final AtomicLong failures;
OpStats(String opName) {
this.opName = MorePreconditions.checkNotBlank(opName);
timing = new SlidingStats("scheduler_log_native_" + opName, "nanos");
timeouts = exportLongStat("scheduler_log_native_%s_timeouts", opName);
failures = exportLongStat("scheduler_log_native_%s_failures", opName);
}