[Nfdump-discuss] Re: [Nfsen-discuss] nfdump speed
netflow collecting and processing tools
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From: Peter H. <ha...@sw...> - 2006-03-06 14:22:31
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- --On March 6, 2006 11:56:46 +1100 Rudolph Pereira <ru...@us...> wrote:
| On Sun, Mar 05, 2006 at 10:41:15AM +0100, Peter Haag wrote:
| > nfdump itself is ment to be efficient in flow processing, which means it pushes your system limits,
| > whatever limit comes first.
| (I've cc-ed this to nfdump-discuss as it seems more like an nfdump q)
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| Are there any plans to split up the flow directory by date/time or some
| other method, a la flowtools? I ask because I'm also seeing huge IO
| bottlenecks when using more than a single flow file, which is rather
| easy to do with nfsen's nice range selection :). I believe this is
| contention on reading the directory rather than the files themselves
| though (we have upwards of 30k flow files for at least one of our core
| routers), and I think the current organisation is suboptimal.
Yes - there are plans. maybe nfdump 1.5.1 or 1.5.2 or so. That's not yet decided.
- Peter
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| If people agree that the above is a problem, could it go on a
| todo/wishlist for nfdump?
|
| thanks
- --
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