On Saturday 15 May 2010, Nicolas Alvarez wrote: > Allan Sandfeld Jensen wrote: > > On Thursday 13 May 2010, Nicolas Alvarez wrote: > >> As a KDE4.3 user with 1TB of disk, I'm way more annoyed at > >> kio_http_cache_cleaner starting regularly and eating my computer's I/O > >> than the HTTP cache growing big. I can easily notice when the the cache > >> cleaner is running from the HD light, the HD noise, and the general > >> system lag. > >> > >> There *has* to be a better way to clean an HTTP cache than to stat every > >> single file in the cache to then delete a tiny fraction of them. Someone > >> told me 4.4 improved in this area, but I don't know specifics, and > >> remain skeptical. > > > > If stat updates the files' atime, you may get a lot better performance by > > simply mounting the relevant partition with relatime or noatime (which > > for some reason is still not default). > > After some stracing: It doesn't just stat the files. It first stats, then > actually opens the files and *reads* the first few bytes of all of them > (where the HTTP cache information is stored).
Yes, the header contains the http expire date there is no other way to get it. Though I would have thought it would keep the statistics in memory instead of rereading it on every cycle. Are you sure that this isn't just on startup? `Allan -- To UNSUBSCRIBE, email to [email protected] with a subject of "unsubscribe". Trouble? Contact [email protected] Archive: http://lists.debian.org/[email protected]
