Daniel Drake <dsd@xxxxxxxxxx> writes: > Hi, > > OLPC has a custom OS update system based on rsync of differences of 1 > filesystem image to the next. > > To make this as quick and efficient as possible, we have an interest > in reducing needless delta between the old version and the 2. > > Currently, every time we do a new build, there are huge differences in > the yumdb, even if the set of installed packages didn't really change > between the 2 builds. This is because the from_repo_revision and > from_repo_timestamp files change under each db entry. > > We'd save time if we could avoid changes in those files. > > So, my question is: what is the utility of those files? I see that > they get displayed with the "yumdb info" command. Anything else? > If I were to set the value 0 in all of those > from_repo_revision/from_repo_timestamp files, meaning that they > wouldn't change from build-to-build, would there be any obvious side > effects? I'm pretty sure that'll be safe ... but given they should all the new versions should have the same value why don't you just call "hardlink"? -- James Antill -- james@xxxxxxx _______________________________________________ Yum mailing list Yum@xxxxxxxxxxxxxxxxx http://lists.baseurl.org/mailman/listinfo/yum
