Short text Use pfclock2 to measure times in enqueue process
Parameter description Normally, the kernel function pfclock is used to measure the performanceand functionality in enqueue. However, since there are problems with thefunction on some platforms, you can alternatively use the functionpfclock2, which is less exact but more robust. The parameter can have the following values:
TRUE, true, ALL, all: Use pfclock2 for all measurements
LOCK, lock: Only use pfclock2 for measurement of lock operations