Hi Ju Hyung, On 2019/5/28 18:28, Ju Hyung Park wrote: > Hi Chao, > > On Tue, May 28, 2019 at 7:19 PM Chao Yu <[email protected]> wrote: >> How about adding below extensions: >> >> "zip", >> "bin", >> "dat", >> "txt", > > zip is capable of random updates. I didn't add bz2 for the same reason. > But I do agree that most users won't be constantly updating zip files.
Yup, I think the most possible case is using zip/bz2 to pack log files or for some downloaded resources, which should be write-once file. > > I personally use my Android device with zip treated as cold, but I'm > not sure if it makes good sense to make it as the default that's > supposed to run under various scenarios. > > How much different is the random write performance from cold to hot? We use different write policies: trigger OPU for hot data mostly, and IPU for cold data, so performance is quite relating to the test scenario. > > But I'm against the idea of adding the rest 3 extensions. > "bin" and "dat" is way too generic. You wouldn't know if a program > happens to heavily update files named .bin/.dat. > > For txt, it won't be uncommon for a user to update it frequently. > Moreover, most txt size is pretty small anyways. I think your concern is right, those extensions are too common and it needs to consider various platforms instead of just android. So, let's leave those three extensions. Thanks, > > And finally, circling back to your original concern, we should be more > careful adding extensions as there's a limit.> > Thanks. > . > _______________________________________________ Linux-f2fs-devel mailing list [email protected] https://lists.sourceforge.net/lists/listinfo/linux-f2fs-devel
