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Author Topic: Browsing Drives and Devices is slooow  (Read 1943 times)

ThoBar

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Browsing Drives and Devices is slooow
« on: December 10, 2009, 09:37:01 pm »

Browsing drives and devices takes an age to bring up files in any particular directory...

I'm experiencing this across multiple libraries - even empty (not that it should matter), and multiple machines with different OSs.

I'm seeing the "Working... (found xxx files)" finding at best 30 files/sec on a local drive - regardless of AV status (threw that in for Jim ;) ) - by which I mean not/installed and not/enabled

Given the import routines work so much faster - what's going on? As you can imagine this is an issue when browsing directories with large numbers of files.

C.

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JimH

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Re: Browsing Drives and Devices is slooow
« Reply #1 on: December 11, 2009, 07:41:56 am »

Are you using a custom view?
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Matt

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Re: Browsing Drives and Devices is slooow
« Reply #2 on: December 11, 2009, 09:11:37 am »

What types of files?
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Matt Ashland, JRiver Media Center

ThoBar

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Re: Browsing Drives and Devices is slooow
« Reply #3 on: December 11, 2009, 11:30:20 am »

Well, I wrote out a whole spiel, but now all my machines are suddenly behaving themselves. Did you hack my entire network of PCs and change something?  >:(  

I'm sure you must have!  :-\

Honestly, its been an ongoing issue for me, but right now (as opposed to earlier today) every machine is fine... I'm at a loss. If it reoccurs I'll let you know, but for now...  :-[


C.

[edit] Wait.... went to a folder with content MC hadn't seen before, and it's now going about the speed i initially indicated.

[edit 2] To answer the questions above....
Are you using a custom view?
No - and it doesnt seem to matter if its a new or old library.

What types of files?
The current folder is images, but any type is effected.
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JimH

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Re: Browsing Drives and Devices is slooow
« Reply #4 on: December 11, 2009, 12:10:42 pm »

If a network is involved, maybe it is shifting speeds.  I've read that connecting a single machine at 10Mbps can drag down network performance of all machines.

A drive that has reverted to PIO mode could also explain it.

Let us know what you find.
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ThoBar

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Re: Browsing Drives and Devices is slooow
« Reply #5 on: December 11, 2009, 07:59:33 pm »

If a network is involved, maybe it is shifting speeds.  I've read that connecting a single machine at 10Mbps can drag down network performance of all machines.

A drive that has reverted to PIO mode could also explain it.

Let us know what you find.
I sholuld point out that Explorer brings up the same files almost instantly, and fills the metadata a lot more quickly than MC.

I'll dig some more...
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JimH

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Re: Browsing Drives and Devices is slooow
« Reply #6 on: December 14, 2009, 01:38:38 pm »

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ThoBar

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Re: Browsing Drives and Devices is slooow
« Reply #7 on: December 15, 2009, 12:04:30 am »

Thanks Jim, I added the JRService to the process exception (I had already added the others), to no avail.

It seems as though if the library has not seen that folder before, thats when it takes ages. If the library has already visited the location, then it becomes quite (very) snappy - as in basically instantaneous.

I'm testing now, watching the "Working... (found xxx files)" going at about 25-40 files per second. The same folder (files imported) in another library is instant. MC is sitting between 3-15%.. AV is on 0%.

Unloading and reloading the empty library sees the same files being read in at about 250 files/sec.

To confirm: MSAV is in a non-realtime protection state, with the 3 JR processes excluded - and excluding JPG files from scanning.

BTW: I thought you were going to make a change so that you read in files, then metadata - or do I have my wires crossed?


Specs:
Code: [Select]
Media Center 14.0.108 Registered -- C:\Program Files (x86)\J River\Media Center 14\

6.1  (Build 7600)
Intel Pentium III 2790 MHz MMX / Memory: Total - 4194 MB, Free - 2516 MB

Internet Explorer: 8.0.7600.16385 / ComCtl32.dll: 5.82.7600 / Shlwapi.dll: 6.1.7600 / Shell32.dll: 6.1.7600 / wnaspi32.dll: N/A
Ripping /   Drive E:   Mode:Normal  Type:Auto  Speed:Max
  Drive F:   Mode:Normal  Type:Auto  Speed:Max
  Digital playback: Yes /  Get cover art: Yes /  Calc replay gain: Yes /  Copy volume: 100
  Eject after ripping: Yes /  Play sound after ripping: No 

Burning /  Drive E: Optiarc  DVD RW AD-7561S    Addr: 3:0:0  Speed:24  MaxSpeed:24  BurnProof:Yes
  Test mode: No /  Eject after writing: Yes /  Direct decoding: Yes /  Write CD-Text: Yes
  Use playback settings: No /

Portable Device Info
  Removed devices: G:\


Interface Plugins:
  last.fm
  Library Server (Active)
  TiVo Server (Active)
  UPnP Server (Active/Enabled)
  AutoMeta Plugin (Active)
  AutoTagger (Active)

Benchmark:
Code: [Select]
=== Running Benchmarks (please do not interrupt) ===

Running 'Math' benchmark...
    Single-threaded integer math... 4.633 seconds
    Single-threaded floating point math... 2.585 seconds
    Multi-threaded integer math... 4.817 seconds
    Multi-threaded mixed math... 2.563 seconds
Score: 1301

Running 'Image' benchmark...
    Image creation / destruction... 1.673 seconds
    Flood filling... 3.061 seconds
    Direct copying... 2.651 seconds
    Small renders... 3.235 seconds
    Bilinear rendering... 2.926 seconds
    Bicubic rendering... 3.010 seconds
Score: 1329

Running 'Database' benchmark...
    Create database... 1.076 seconds
    Populate database... 4.662 seconds
    Save database... 0.391 seconds
    Reload database... 0.138 seconds
    Search database... 5.683 seconds
    Sort database... 5.696 seconds
    Group database... 5.087 seconds
Score: 946

JRMark (version 14.0.108): 1192

... TBH, the benchmark looks slower than it should be
... investigations continuing...
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