zacharymorn commented on a change in pull request #128:
URL: https://github.com/apache/lucene/pull/128#discussion_r641274199
##########
File path: lucene/core/src/java/org/apache/lucene/index/CheckIndex.java
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@@ -3720,6 +3957,20 @@ public static Options parseOptions(String[] args) {
}
i++;
opts.dirImpl = args[i];
+ } else if ("-threadCount".equals(arg)) {
+ if (i == args.length - 1) {
+ throw new IllegalArgumentException("-threadCount requires a
following number");
+ }
+ i++;
+ int providedThreadCount = Integer.parseInt(args[i]);
+ // Current implementation supports up to 11 concurrent checks at any
time, and no
+ // concurrency across segments.
+ // Capping the thread count to 11 to avoid unnecessary threads to be
created.
+ if (providedThreadCount > 11) {
Review comment:
> as we add new index / codec formats, this would increase right?
I think since currently most of the checks finish super fast, this max
threadCount should be good for a while actually until we also support currency
across segments.
> Could we maybe just pull this 11 into a static final int
MAX_PER_SEGMENT_CONCURRENCY = 11; constant at the top of the class?
Ah yes shouldn't have left a magic number there...updated!
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