yiguolei commented on code in PR #21996:
URL: https://github.com/apache/doris/pull/21996#discussion_r1271659457
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fe/fe-core/src/main/java/org/apache/doris/catalog/Table.java:
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@@ -162,11 +162,15 @@ public boolean tryReadLock(long timeout, TimeUnit unit) {
}
public void readUnlock() {
+ long nanoTime = System.nanoTime();
this.rwLock.readLock().unlock();
+ LOG.debug("table {} get read lock spent {} ms", getId(), (nanoTime -
System.nanoTime()) / 1000000L);
Review Comment:
add if(LOG.isDebugEnabled) because this line will print many many times.
It may have performance problem
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