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Necko/MobileCache: Difference between revisions
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→Performance improvements
(Created page with "== How we're using this wiki page == We're using this wiki page to organize and prioritize our necko work on mobile HTTP disk caching. We're keeping track of both TODO lists, a...") |
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* Only cache items that don't require revalidation? (on theory that with a high latency network, most revalidates don't save much time). | * Only cache items that don't require revalidation? (on theory that with a high latency network, most revalidates don't save much time). | ||
* Various ideas to improve hit rate of cache (both memory and disk caches) given small cache size | * Various ideas to improve hit rate of cache (both memory and disk caches) given small cache size | ||
** Compress currently uncompress items ([https://bugzilla.mozilla.org/show_bug.cgi?id | ** Compress currently uncompress items ([https://bugzilla.mozilla.org/show_bug.cgi?id=648429 bug 648429]) | ||
** Use a smarter scheme than plain LRU for disk cache ([https://bugzilla.mozilla.org/show_bug.cgi?id | ** Use a smarter scheme than plain LRU for disk cache ([https://bugzilla.mozilla.org/show_bug.cgi?id=648605 bug 648605]) | ||
** Only store certain file types | ** Only store certain file types | ||
** See if lowering max cache item size for memory cache improves perf. | ** See if lowering max cache item size for memory cache improves perf. | ||
* Store cache using a single (mmapped?) file or small number of files | * Store cache using a single (mmapped?) file or small number of files | ||
** simpler version of this might be to have BLOCK files for larger file sizes ([https://bugzilla.mozilla.org/show_bug.cgi?id | ** simpler version of this might be to have BLOCK files for larger file sizes ([https://bugzilla.mozilla.org/show_bug.cgi?id=593198 bug 593198]) | ||