After writing the first log entry, shown in blue, when the process tries to write the second one, shown in red, the buffer doesn't have enough space left.

Log information are numerous, which includes basic log data acquisition, quality control, log analysis and delivered blue prints, as well as data of geology, mud log and production test, etc.

These log cabins were built in a Diaojiao Lou style. The wood seemed yellowish black due to the wear of time. The rails on it were tainted with blue and white hues, on which were some laundries.