Всем привет
при нагрузке на канал виснет pptp подключение к инету, ну скажем при скачивании фильмов с торрентов на скорости 2-2,5 МБ/с
то есть скорость поднимается до этой отметки, держится около минуты и подключение "зависает" - отправка пакетов идет а приема нет, далее какое-то время система думает (видимо время зависит от lcp-echo-interval и lcp-echo-failure), подключение сбрасывается и устанавливается вновь.. через минуту падает опять.. и так пока не скачались фильмы.. сильно сомневаюсь что дело в провайдере, сегодня ночью еще поэкспериментирую на другом компе
так же при увеличении нагрузки на канал очень сильно увеличивается нагрузка на ЦП, хотя сейчас держится на уровне 5-7%, но бывает поднимается до 20-25% (шифрование?)
система Ubuntu 10.04.1 LTS
pptp-linux 1.7.2-4
local
lock
nodetach
mtu 1512
mru 1512
require-mppe-40
require-mppe-128
require-mppe
lcp-echo-interval 10
lcp-echo-failure 5
require-mschap-v2
refuse-pap
require-chap
refuse-mschap
refuse-eap
nobsdcomp
nodeflate
noaccomp
nopcomp
unit 100
defaultroute
persist
user ***
noauth
Using interface ppp100
Connect: ppp100 <--> /dev/pts/12
CHAP authentication succeeded
MPPE 128-bit stateless compression enabled
local IP address 212.21.18.219
remote IP address 10.0.0.1
No response to 5 echo-requests
Serial link appears to be disconnected.
Connect time 1.5 minutes.
Sent 3021020 bytes, received 71742536 bytes.
MPPE disabled
Connection terminated.
Modem hangup
Using interface ppp100
Connect: ppp100 <--> /dev/pts/1
CHAP authentication succeeded
MPPE 128-bit stateless compression enabled
local IP address 212.21.0.186
remote IP address 10.0.0.1
No response to 5 echo-requests
Serial link appears to be disconnected.
Connect time 2.0 minutes.
Sent 7477643 bytes, received 140979043 bytes.
MPPE disabled
Connection terminated.
Modem hangup
Using interface ppp100
Connect: ppp100 <--> /dev/pts/12
CHAP authentication succeeded
MPPE 128-bit stateless compression enabled
local IP address 212.21.26.151
remote IP address 10.0.0.1
No response to 5 echo-requests
Serial link appears to be disconnected.
Connect time 21.2 minutes.
Sent 250327912 bytes, received 453412029 bytes.
MPPE disabled
Connection terminated.
Modem hangup
Using interface ppp100
Connect: ppp100 <--> /dev/pts/1
CHAP authentication succeeded
MPPE 128-bit stateless compression enabled
local IP address 212.21.16.134
remote IP address 10.0.0.1
No response to 5 echo-requests
Serial link appears to be disconnected.
Connect time 1.8 minutes.
Sent 6620452 bytes, received 160040045 bytes.
MPPE disabled
Connection terminated.
Modem hangup
Using interface ppp100
Connect: ppp100 <--> /dev/pts/12
CHAP authentication succeeded
MPPE 128-bit stateless compression enabled
local IP address 212.21.18.22
remote IP address 10.0.0.1
No response to 5 echo-requests
Serial link appears to be disconnected.
Connect time 1.7 minutes.
Sent 3163358 bytes, received 72046723 bytes.
MPPE disabled
Connection terminated.
Modem hangup
Using interface ppp100
Connect: ppp100 <--> /dev/pts/1
CHAP authentication succeeded
MPPE 128-bit stateless compression enabled
local IP address 212.21.15.47
remote IP address 10.0.0.1
No response to 5 echo-requests
Serial link appears to be disconnected.
Connect time 1.7 minutes.
Sent 4474845 bytes, received 112410160 bytes.
MPPE disabled
Connection terminated.
Modem hangup
Using interface ppp100
Connect: ppp100 <--> /dev/pts/12
CHAP authentication succeeded
MPPE 128-bit stateless compression enabled
local IP address 212.21.7.54
remote IP address 10.0.0.1
No response to 5 echo-requests
Serial link appears to be disconnected.
Connect time 1.5 minutes.
Sent 2858538 bytes, received 68374159 bytes.
MPPE disabled
Connection terminated.
Modem hangup
Using interface ppp100
Connect: ppp100 <--> /dev/pts/1
CHAP authentication succeeded
MPPE 128-bit stateless compression enabled
local IP address 212.21.15.106
remote IP address 10.0.0.1
No response to 5 echo-requests
Serial link appears to be disconnected.
Connect time 2.0 minutes.
Sent 6196163 bytes, received 149175236 bytes.
MPPE disabled
Connection terminated.
Modem hangup
Using interface ppp100
Connect: ppp100 <--> /dev/pts/12
CHAP authentication succeeded
MPPE 128-bit stateless compression enabled
local IP address 212.21.20.76
remote IP address 10.0.0.1
No response to 5 echo-requests
Serial link appears to be disconnected.
Connect time 2.0 minutes.
Sent 6572342 bytes, received 126544474 bytes.
MPPE disabled
Connection terminated.
Modem hangup
а еще в syslog очень много вот такого добра:
Sep 15 15:02:56 gw pptp[3926]: anon log[decaps_gre:pptp_gre.c:414]: buffering packet 9261489 (expecting 9261267, lost or reordered)
Sep 15 15:02:56 gw pptp[3926]: anon log[decaps_gre:pptp_gre.c:414]: buffering packet 9261490 (expecting 9261267, lost or reordered)
Sep 15 15:02:56 gw pptp[3926]: anon log[decaps_gre:pptp_gre.c:414]: buffering packet 9261491 (expecting 9261267, lost or reordered)
Sep 15 15:02:56 gw pptp[3926]: anon log[decaps_gre:pptp_gre.c:414]: buffering packet 9261492 (expecting 9261267, lost or reordered)
Sep 15 15:02:56 gw pptp[3926]: anon log[decaps_gre:pptp_gre.c:414]: buffering packet 9261493 (expecting 9261267, lost or reordered)
Sep 15 15:02:56 gw pptp[3926]: anon log[decaps_gre:pptp_gre.c:414]: buffering packet 9261494 (expecting 9261267, lost or reordered)
Sep 15 15:02:56 gw pptp[3926]: anon log[decaps_gre:pptp_gre.c:414]: buffering packet 9261495 (expecting 9261267, lost or reordered)
Sep 15 15:02:56 gw pptp[3926]: anon log[decaps_gre:pptp_gre.c:414]: buffering packet 9261496 (expecting 9261267, lost or reordered)
Sep 15 15:02:56 gw pptp[3926]: anon log[decaps_gre:pptp_gre.c:414]: buffering packet 9261497 (expecting 9261267, lost or reordered)
Sep 15 15:02:56 gw pptp[3926]: anon log[decaps_gre:pptp_gre.c:414]: buffering packet 9261498 (expecting 9261267, lost or reordered)
Тема: pptp-linux - подключение "виснет" при нагрузке на канал (Прочитано 2255 раз)
