Crawling is not CPU bound, but I/O bound. You should not have a lot of CPU utilization.
You can configure Tracker to select which top level folders to crawl. On Fri, 2017-06-16 at 09:03 +0100, Björn Johansson wrote: > Hi and thanks for the answer. So tracker goes through *all* files at > each startup? > Seems excessive to me and I have the file system watch turned on and > all changes should be > added on the fly. I could live with this if it was possible to > throttle back this indexing in the beginning, but regardless of > settings, it hogs 100% of one of four kernels and the hot air exhaust > is really uncomfortable. > > > cheers, > Bjorn > > On Thu, Jun 15, 2017 at 2:13 PM, Jose Arroyo > <jose.m.arroyo...@gmail.com> wrote: > Hello Björn, > > > AFAIK, this is how tracker works: > > > The 1% thing stays there because during the initial crawling > phase, there's no way to accurately tell how much there is > left to recursively crawl in the root indexed directory. That > value is hard-coded and doesn't really mean much up until the > initial crawling is done. > > > On start-up, Tracker will recursively crawl the folders it is > configured to index. During this phase it will pick up every > single file and directory that isn't explicitly being ignored > via config options. For each file, it will compare the file's > last modified time on disk and the value in Tracker's DB to > decide if it needs to be updated or added or whatever. During > this phase Tracker will also set up monitors to keep track of > any modifications to any directories or files. This is done > every time the Tracker Miner File System is started. > > > So, that is what is happening behind the curtains while you > get these logs: > 14 jun 2017, 06:55:10: 1% File System - Crawling > recursively directory 'file:///home/bjorn' > > > If this is taking an extremely long time, it is most likely > due to the sheer number of files and stuff present inside > 'file:///home/bjorn'. > > > You may want to take a closer look at your configuration to > know what is being set up for recursive indexation and what > is being ignored. You could try adding some directories to the > ignore list if there is stuff that doesn't really need to be > indexed and could be taking a long time to crawl. > > > You can find some Tracker configuration options here: > https://wiki.gnome.org/Projects/Tracker/Documentation/Configuration > > > Hope this helps, > > > José > > > On 14 June 2017 at 08:03, Björn Johansson > <bjorn_johans...@bio.uminho.pt> wrote: > > Hi, I installed tracker a couple of weeks ago and > after some initial > struggle, it seemed to work. Tracker had a lot of work > doing the initial indexing, > but after that tracker indexes on the fly (I have > tested this and it seems to be working). > > > But now tracker seems to randomly begin to index the > file system although I believe that the initial index > finished. It also seem stuck on 1%: > > > bjorn@bjorn-ThinkPad-T450s:~$ tracker daemon > Store: > 14 jun 2017, 06:46:01: ✓ Store - > Idle > > > Miners: > 14 jun 2017, 06:46:01: ✓ Userguides - > Idle > 14 jun 2017, 06:46:01: 1% File System - > Crawling recursively directory 'file:///home/bjorn' > 14 jun 2017, 06:46:01: ✓ Applications - > Idle > 14 jun 2017, 06:46:01: ✓ Extractor - > Idle > > > bjorn@bjorn-ThinkPad-T450s:~$ tracker daemon -w > Now listening for resource updates to the database > All nie:plainTextContent properties are omitted > > > Press Ctrl+C to stop > > > bjorn@bjorn-ThinkPad-T450s:~$ tracker daemon -f > Store: > 14 jun 2017, 06:55:10: ✓ Store - > Idle > > > Miners: > 14 jun 2017, 06:55:10: ✓ Userguides - > Idle > 14 jun 2017, 06:55:10: 1% File System - > Crawling recursively directory 'file:///home/bjorn' > 14 jun 2017, 06:55:10: ✓ Applications - > Idle > 14 jun 2017, 06:55:10: ✓ Extractor - > Idle > Press Ctrl+C to stop > > > > > > > ^Z > [2]+ Stopped tracker daemon -f > bjorn@bjorn-ThinkPad-T450s:~$ tracker daemon > --list-miners-running > Found 4 miners running: > org.freedesktop.Tracker1.Miner.Extract > org.freedesktop.Tracker1.Miner.Applications > org.freedesktop.Tracker1.Miner.Files > org.freedesktop.Tracker1.Miner.Userguides > bjorn@bjorn-ThinkPad-T450s:~$ > > > > > > > tracker daemon -f or tracker daemon -w does not put > out any changes, although there seems to be miners > running. > > tracker daemon -t and then -s stops and starts the > mining. > > > > Is there a way to know if tracker is really doing > anything or it just hanged? > > > Is there a log file somewhere ? > > > thanks, > Björn > > > > > > > > > -- > ______O_________oO________oO______o_______oO__ > Björn Johansson > Assistant Professor > Departament of Biology > University of Minho > Campus de Gualtar > 4710-057 Braga > PORTUGAL > https://metabolicengineeringgroupcbma.github.io > www.bio.uminho.pt > Office direct +351-253 601517 | PT mob. +351-967 147 > 704 | SWE mob. +46 72 740 60 20 > Dept of Biology (secretary) +351-253 60 4310 | fax > +351-253 678980 > > > _______________________________________________ > tracker-list mailing list > tracker-list@gnome.org > https://mail.gnome.org/mailman/listinfo/tracker-list > > > > > > > > -- > ______O_________oO________oO______o_______oO__ > Björn Johansson > Assistant Professor > Departament of Biology > University of Minho > Campus de Gualtar > 4710-057 Braga > PORTUGAL > https://metabolicengineeringgroupcbma.github.io > www.bio.uminho.pt > Office direct +351-253 601517 | PT mob. +351-967 147 704 | SWE mob. > +46 72 740 60 20 > Dept of Biology (secretary) +351-253 60 4310 | fax +351-253 678980 > _______________________________________________ > tracker-list mailing list > tracker-list@gnome.org > https://mail.gnome.org/mailman/listinfo/tracker-list
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