From: andre.correa@pobox.com
To: Bob Keyes <bob@sinister.com>
Cc: netfilter@lists.netfilter.org
Subject: Re[2]: sendto: No buffer space available
Date: Mon, 2 Dec 2002 12:46:35 -0200 [thread overview]
Message-ID: <897096133.20021202124635@pobox.com> (raw)
In-Reply-To: <Pine.LNX.4.44.0212020932180.16752-100000@Sinister.Com>
Hi list and Bob, my netstat -n shows nothing unusual:
root@mybox:~# netstat -n
Active Internet connections (w/o servers)
Proto Recv-Q Send-Q Local Address Foreign Address State
tcp 0 20 xxx.xxx.xxx.xx:22 yy.yy.yy.yy:1105 ESTABLISHED
Active UNIX domain sockets (w/o servers)
Proto RefCnt Flags Type State I-Node Path
unix 24 [ ] DGRAM 57 /dev/log
unix 2 [ ] DGRAM 7051
unix 2 [ ] DGRAM 4997
unix 2 [ ] DGRAM 4928
unix 2 [ ] DGRAM 2820
unix 2 [ ] DGRAM 2730
unix 2 [ ] DGRAM 2690
unix 2 [ ] DGRAM 2650
unix 2 [ ] DGRAM 2550
unix 2 [ ] DGRAM 2500
unix 2 [ ] DGRAM 2460
unix 2 [ ] DGRAM 2330
unix 2 [ ] DGRAM 2240
unix 2 [ ] DGRAM 2200
unix 2 [ ] DGRAM 2134
unix 2 [ ] DGRAM 2081
unix 2 [ ] DGRAM 2041
unix 2 [ ] DGRAM 2001
unix 2 [ ] DGRAM 1921
unix 2 [ ] DGRAM 1909
unix 2 [ ] DGRAM 1765
unix 2 [ ] DGRAM 1757
unix 2 [ ] DGRAM 60
that is it...
tks
Andre
On 02/12/02, Bob Keyes wrote:
BK> What does netstat -n show you?
BK> I have seen this error when there are thousands of TCP connections open at
BK> the same time (this was using the 'naptha' DoS demonstration tool I
BK> wrote).
BK> On Mon, 2 Dec 2002 andre.correa@pobox.com wrote:
>>
>> Hi list,
>>
>> I have a Linux 2.4.19 box doing NAT, PPPoE, Traffic Shapping and
>> Firewalling. It is a 2xPIII 733MHz with 512Mb RAM. Everything was
>> working just fine until 5 or 6 days ago we started having some strange
>> behavior.
>>
>> Under moderate traffic, 15 to 20 NAT users, we find that traffic
>> suddenly stops for 10 or 15 seconds and then comes back. During this
>> periods I've figured out that if I ping my interfaces or Internet
>> addresses I get:
>>
>> sendto: No buffer space available
>> ping: sent 64 octets to xxx.xxx.xxx.xxx, ret=-1
>>
>> I've made lots of searchs in mailling lists, Internet and in the
>> kernel source but couldn't work on it.
>>
>> Can you guys help me to solve this problem?
>>
>> tks in advance for your help and attention.
>>
>> Andre
>> andre.correa@pobox.com
>>
>>
>>
Andre Correa
andre.docena@pobox.com
next prev parent reply other threads:[~2002-12-02 14:46 UTC|newest]
Thread overview: 10+ messages / expand[flat|nested] mbox.gz Atom feed top
2002-12-02 13:16 sendto: No buffer space available andre.correa
2002-12-02 14:33 ` Bob Keyes
2002-12-02 14:46 ` andre.correa [this message]
2002-12-02 20:28 ` Too many ARP entries and " andre.correa
2002-12-03 13:08 ` Cedric Blancher
2002-12-03 13:27 ` Nick Drage
2002-12-03 14:27 ` Re[2]: " andre.correa
2002-12-03 17:54 ` Nick Drage
2002-12-04 3:09 ` Paul Frieden
2002-12-04 15:23 ` Ard van Breemen
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