reschke commented on code in PR #74:
URL:
https://github.com/apache/sling-org-apache-sling-resourceresolver/pull/74#discussion_r905965944
##########
src/main/java/org/apache/sling/resourceresolver/impl/mapping/MapEntries.java:
##########
@@ -1251,20 +1251,29 @@ private Map<String, List<String>>
loadVanityPaths(ResourceResolver resolver) {
log.debug("end vanityPath query; elapsed {}ms",
TimeUnit.NANOSECONDS.toMillis(queryElapsed));
long count = 0;
+ long countInScope = 0;
long processStart = System.nanoTime();
while (i.hasNext()) {
count += 1;
final Resource resource = i.next();
final String resourcePath = resource.getPath();
if (Stream.of(this.factory.getObservationPaths()).anyMatch(path ->
path.matches(resourcePath))) {
+ countInScope += 1;
final boolean addToCache = isAllVanityPathEntriesCached()
|| vanityCounter.longValue() <
this.factory.getMaxCachedVanityPathEntries();
loadVanityPath(resource, resolveMapsMap, targetPaths,
addToCache);
}
}
long processElapsed = System.nanoTime() - processStart;
- log.debug("processed {} vanityPaths in {}ms", count,
TimeUnit.NANOSECONDS.toMillis(processElapsed));
+ log.debug("processed {} vanityPaths (of which {} in scope) in {}ms",
count, countInScope, TimeUnit.NANOSECONDS.toMillis(processElapsed));
+ if (!isAllVanityPathEntriesCached()) {
+ if (countInScope > this.factory.getMaxCachedVanityPathEntries()) {
+ log.warn("Number of vanity paths in scope ({}) exceeds
configured cache size ({})", countInScope,
this.factory.getMaxCachedVanityPathEntries());
Review Comment:
The consequence is that request for certainl paths will be slow because
they'll hit the storage (by query). The recommendation would be to either
reduce the number of vanity paths, or increase the cache size.
Do you want to make a proposal for the concrete text?
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