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[Bug 289539] Re: DC++ consumes too much CPU resources

 

It happens to me too. I'm using the latest version: 0.791 Stable. It's constantly using 20%+ CPU even when there's no transfer (in or out) and no indexing is in progress.
The transfer rate is limited through DC++ at 3 Mb/s.

The system configuration is almost identical with the one in the bug report: XP Pro SP3 32bit (up to date), AthlonXP 3200+ on an Asus nForce2 Ultra 400 (A7N8X), 2 Gb DDR400 RAM, ATi Radeon 3850 AGP. The motherboard has an integrated LAN adapter, but it's disabled. I'm using a PCI card instead: SURECOM EP-320X-R 100/10/M PCI Adapter.
The network configuration is as follows: the ISP has provided a PPPOE connection and I use a Linksys WRT54GL  (wireless) router that shares that connection with the LAN (and it works brilliantly: downloads and uploads of up to 5 Mbytes/second).
DC++ uses UPnP to get ports to connect to the hubs.

One particularity of the CPU (compared with similar Pentium 4 3GHz) is
that is doesn't have SSE2, it only has SSE1 (I don't know if it is
related with the problem).

The system is running normally otherwise (programming, playing, browsing
the internet).

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https://bugs.launchpad.net/bugs/289539

Title:
  DC++ consumes too much CPU resources

Status in DC++:
  Expired

Bug description:
  I'm suffering this issue since ages, but every new version makes DC++
  even more hungry for my CPU.

  Currently using: 0.708, XP Pro SP3 32bit, AthlonXP 3200+ on an Asus
  nForce2 Ultra 400.

  I have Task Manager always running and i see that issue frecuently,
  but i don't know why.

  I used to run Process Explorer and suspend the most CPU-consuming
  thread. Most of times were uploading threads, so one UL got frozen
  when i suspended it. Some times it was caused by an updating thread,
  so if i suspended that, the connections tab was frozen. Anyway, i
  could always restart DC++ if it decided to not respond me. But i had
  to deal with that issue a few times on older 0.6xx versions.

  0.7xx versions seems to boost that strange behaviour (several times
  per day), so i don't know what to do cause i don't want to restart
  DC++ everytime i see that.

  I insist most of times it's related to uploading thread, and if you
  cut that upload manually (<DEL> key makes the job) then CPU is again
  in normal usage percent. I don't know if it's only related to you and
  the user you're uploading cause it seems to appear with certain users.

  This issue is confirmed with a friend with a very similar
  board/processor, but he's using 0.674 cause he hates new DC++.

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