if ts < block {
				return Events{}, ErrTimeOrder
			}
			ev.Ts = ts
		}
	}
	sort.Stable(&events)

	return events, nil
}

// collectBatchesAndCPUSamples records the offsets of batches and parses CPU samples.
func (p *parser) collectBatchesAndCPUSamples() error {
	// Read events.
	var raw rawEvent
	var curP int32
	for n := uint64(0); ; n++ {
		err := p.readRawEvent(skipArgs|skipStrings, &raw)