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From: Pablo Neira <pablo@eurodev.net>
To: Herbert Xu <herbert@gondor.apana.org.au>
Cc: hadi@cyberus.ca, "David S. Miller" <davem@redhat.com>,
	netdev@oss.sgi.com
Subject: Re: [PATCH] Improve behaviour of Netlink Sockets
Date: Wed, 22 Sep 2004 04:48:05 +0200	[thread overview]
Message-ID: <4150E7E5.2000001@eurodev.net> (raw)
In-Reply-To: <20040922000503.GA13218@gondor.apana.org.au>

Hi Herbert,

We are thinking in two different things:

a) You think about netlink sockets as a method to pass information to 
kernel space via command line, in that case dump is ok.

b) I'm thinking about netlink sockets as a method to generate event 
notifications. My benchmark tool just want to emulate that N events 
happen in a *very* short period of time (worst case), that implies 
sending N messages. So, forget that my tool sends previously a message 
to generate those N messages.

But I'm intrigued about something

jamal wrote:

>For a test i typically have something adding say 10K items (actions in
>my case, but could be ipsec policies) and then try to dump them. On my
>xeon i get an overrun after about 6K items are dumped.
>

Jamal, you're getting an overrun dumping ipsec policies. If I'm not 
wrong, that tool is doing that as dump operation, but that this 
shouldn't happen by using dump. Am I missing something?

I would like to have a way to send notifications via netlink sockets 
without losing congestion control ability, that is, without losing 
messages because of an overrun.

regards,
Pablo

  parent reply	other threads:[~2004-09-22  2:48 UTC|newest]

Thread overview: 96+ messages / expand[flat|nested]  mbox.gz  Atom feed  top
     [not found] <412DF807.2040703@eurodev.net>
     [not found] ` <20040826141407.38b56729.davem@redhat.com>
     [not found]   ` <412EB40A.6010100@eurodev.net>
     [not found]     ` <20040826214710.5e322f1a.davem@redhat.com>
     [not found]       ` <412F1269.8090303@eurodev.net>
     [not found]         ` <20040827172736.543dbd54.davem@redhat.com>
2004-08-30  0:37           ` [PATCH] Improve behaviour of Netlink Sockets Pablo Neira
2004-08-31  0:20             ` David S. Miller
2004-08-31 16:37               ` Pablo Neira
2004-08-31 20:16                 ` David S. Miller
2004-09-18 10:25         ` Herbert Xu
2004-09-19  4:36           ` Pablo Neira
2004-09-19  5:18             ` Pablo Neira
2004-09-19  7:58             ` Herbert Xu
2004-09-19 12:02               ` Herbert Xu
2004-09-19 12:07                 ` Herbert Xu
2004-09-19 20:50                   ` Pablo Neira
2004-09-19 21:53                     ` Herbert Xu
2004-09-19 22:49                       ` Pablo Neira
2004-09-19 23:44                         ` Herbert Xu
2004-09-20  0:31                           ` Pablo Neira
2004-09-20  1:00                             ` Herbert Xu
2004-09-19 20:50                 ` Pablo Neira
2004-09-19 21:59                   ` Herbert Xu
2004-09-19 22:39                     ` jamal
2004-09-19 22:55                       ` Pablo Neira
2004-09-19 23:04                         ` jamal
2004-09-19 23:10                           ` Herbert Xu
2004-09-19 23:17                       ` Herbert Xu
2004-09-20  2:39                         ` jamal
2004-09-20  2:58                           ` Herbert Xu
2004-09-20 12:34                             ` jamal
2004-09-20 18:14                               ` Pablo Neira
2004-09-20 21:59                                 ` Herbert Xu
2004-09-21 11:47                                   ` jamal
2004-09-21 12:09                                     ` Herbert Xu
2004-09-22  0:05                                 ` Herbert Xu
2004-09-22  0:24                                   ` Pablo Neira
2004-09-22  2:48                                   ` Pablo Neira [this message]
2004-09-22  2:50                                     ` David S. Miller
2004-09-22  2:53                                     ` jamal
2004-09-22  3:46                                       ` Herbert Xu
2004-09-22 11:35                                         ` jamal
2004-09-23 12:05                                           ` Herbert Xu
2004-09-24  2:56                                             ` jamal
2004-09-24  3:20                                               ` Herbert Xu
2004-09-27 12:41                                                 ` jamal
2004-09-22  4:52                                     ` Herbert Xu
2004-09-22 12:08                                       ` jamal
2004-09-22 17:52                                         ` David S. Miller
2004-09-23 15:40                                           ` Pablo Neira
2004-09-23 19:16                                             ` David S. Miller
2004-09-24  3:28                                               ` Herbert Xu
2004-09-24  5:39                                                 ` David S. Miller
2004-09-24  6:26                                                   ` Herbert Xu
2004-09-24 17:58                                                     ` David S. Miller
2004-09-24 22:06                                                       ` Herbert Xu
2004-09-24 22:28                                                         ` Herbert Xu
2004-09-27 12:59                                                         ` jamal
2004-09-27 12:53                                                 ` jamal
2004-09-23 12:07                                         ` Herbert Xu
2004-09-24  1:19                                           ` Pablo Neira
2004-09-24  3:04                                           ` jamal
2004-09-24  3:24                                             ` Herbert Xu
2004-09-27 12:46                                               ` jamal
2004-09-27 21:36                                                 ` Herbert Xu
2004-09-28  2:43                                                   ` jamal
2004-09-28  2:46                                                     ` Herbert Xu
2004-09-28  3:06                                                       ` jamal
2004-09-28  3:23                                                         ` Herbert Xu
2004-09-28  3:45                                                           ` jamal
2004-09-28  3:59                                                             ` Herbert Xu
2004-09-28 10:36                                                               ` jamal
2004-09-28 11:11                                                                 ` Herbert Xu
2004-09-28 12:16                                                                   ` Herbert Xu
2004-09-28 12:39                                                                     ` On DaveMs congestion control algorithm WAS(Re: " jamal
2004-09-28 18:24                                                                       ` David S. Miller
2004-09-29  2:23                                                                         ` jamal
2004-09-28 12:32                                                                   ` jamal
2004-09-29  0:13                                                                     ` Herbert Xu
2004-09-29  2:52                                                                       ` jamal
2004-09-29  3:27                                                                         ` Herbert Xu
2004-09-29  4:02                                                                           ` David S. Miller
2004-09-29 10:50                                                                           ` jamal
2004-09-29 11:42                                                                             ` Herbert Xu
2004-09-29 13:55                                                                               ` jamal
2004-09-28 21:07                                                                 ` Pablo Neira
2004-09-28 23:19                                                                   ` Herbert Xu
2004-09-28 23:20                                                                     ` David S. Miller
2004-09-29  2:28                                                                   ` jamal
2004-09-29  2:30                                                                     ` Herbert Xu
2004-09-29  2:59                                                                       ` jamal
2004-09-22  2:57                                   ` jamal
2004-09-22  3:39                                     ` Herbert Xu
2004-09-19 20:47               ` Pablo Neira
2004-09-19 21:20                 ` Herbert Xu
2004-09-19 22:14                   ` Pablo Neira
2004-09-19 23:31                     ` Herbert Xu
     [not found] ` <E1C90Da-0001V7-00@gondolin.me.apana.org.au>
2004-09-19 12:00   ` Herbert Xu
2004-09-29  9:53 James Chapman
2004-09-29  9:59 ` Herbert Xu
  -- strict thread matches above, loose matches on Subject: below --
2004-09-30  9:50 James Chapman

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