Date: Wed, 04 Mar 2009 02:00:15 -0500 From: Jonathan <jonathan@kc8onw.net> Cc: ports@FreeBSD.org Subject: Re: FreeBSD Port: ktorrent-3.1.6_1 Message-ID: <49AE26FF.1000104@kc8onw.net> In-Reply-To: <499599C7.3060209@kc8onw.net> References: <fe3551530902130521q212cdd86l96dcb2019102a3d4@mail.gmail.com> <499599C7.3060209@kc8onw.net>
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Does anyone have any ideas of what to look into? I'm about to decide Wine+uTorrent would be an easier route than trying to get ktorrent to work decently. I've tried ktrace again but all I seem to find in it are reads, and a ~1 second ktrace is >4MB. Jonathan Jonathan wrote: > Nikolay Tychina wrote: >> Hello, >> >> i installed ktorrent3 and it seems to be very slow while checking pieces. >> (~2mb per second) >> (Deluge do it much more faster, i didn't try any other clients though) >> Do you have the same problem? > > Same issue here. > > I get ~4MB/s or so. > I started digging around and found that according to gstat (output at > end) ktorrent is writing 50-60MB/s to ad18, which is my boot drive, > sustained. Most of the other drives in the system are completely idle > and belong to the ZFS pool the torrent data is actually on. > > I've checked using fstat and lsof and nothing leaps out at me. I also > watched disk and swap space usage during the check and see nothing > changing despite the apparent massive write load. I even tried doing a > ktrace + kdump and searching for "write" but didn't find anything there > either. I don't claim to be any expert with any of those tools though. > > Does anyone have any ideas on what to look at next? > > Thanks, > Jonathan > > dT: 1.035s w: 1.000s > L(q) ops/s r/s kBps ms/r w/s kBps ms/w %busy Name > 0 0 0 0 0.0 0 0 0.0 0.0| ad8 > 0 0 0 0 0.0 0 0 0.0 0.0| ad8s1 > 0 34 0 0 0.0 32 43 0.5 5.1| ad16 > 0 0 0 0 0.0 0 0 0.0 0.0| ad8s1a > 0 0 0 0 0.0 0 0 0.0 0.0| ad8s1c > 0 0 0 0 0.0 0 0 0.0 0.0| acd0 > 1 3684 0 0 0.0 3684 58921 0.2 81.8| ad18 > 1 3684 0 0 0.0 3684 58921 0.2 83.2| ad18s1 > 0 36 0 0 0.0 34 39 2.1 9.2| ad10 > 0 29 0 0 0.0 27 33 1.1 7.9| ad12 > 0 34 0 0 0.0 32 43 0.4 5.5| ad14 > 1 3684 0 0 0.0 3684 58921 0.2 85.8| ad18s1a > 0 0 0 0 0.0 0 0 0.0 0.0| ad18s1b > 0 0 0 0 0.0 0 0 0.0 0.0| ad18s1c > 0 34 0 0 0.0 33 83 3.0 6.0| da0 > 0 0 0 0 0.0 0 0 0.0 0.0| ad20 > 0 37 0 0 0.0 36 78 3.4 6.9| da1 > 0 36 0 0 0.0 35 83 2.3 5.9| da2 > 0 41 0 0 0.0 40 69 3.4 7.6| da3
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