Есть проблемы со стеком на коммутаторах.
Для теста собрали стек на двух коммутаторах 2124m с прошивкой 1.1.42, к нему были подключены 3 сервера. Сервера подключались по 2 линка в каждый коммутатор в режиме статической агрегации портов. Сам стек подключался 4 портами в режиме динамической агрегации к следующему коммутатору. Стек проработал ровно 1 день и развалился.
Далее собрали стек на 3124 с прошивкой 2.5.44.
Стек нагрузили несколькими серверами, кластер из 3х серверов и сервер backup. У серверов 4 сетевухи, подключались по 2 линка в каждый коммутатор в режиме статической агрегации. Сам стек так же подключался 4 линками в другой коммутатор в режиме динамической агрегации портов.
По датчикам, температура не превышала 35 градусов. Загрузка процессора колебалась от 10 до 60 %. В пике доходило до 78%. При бекапе серверов, поток данных не превышал 1.5 Gb в сек. Среднее за день 200 Mb в сек. В таком режиме проработал месяц и развалился на два коммутатора в режиме мастера! Последствия думаю очевидны.
В чем проблема работы коммутаторов в режиме стекирования?
Далее примерная схема подключения и логи непостредственно перед выхода их из стека.
Код: Выделить всё
Mar 24 23:10:42 192.168.43.53 %GCLI-I-CMD-EXEC: source:0.0.0.0 destination:0.0.0.0 user:admin cmd:login
Mar 24 23:20:40 192.168.43.53 %GCLI-I-CMD-EXEC: source:0.0.0.0 destination:0.0.0.0 user:admin cmd:login
Mar 24 23:26:31 192.168.43.53 %SNTP-D-NTPBADVER: NTP server version not compatible
Mar 24 23:30:23 192.168.43.53 %LINK-I-Up: gi2/0/18
Mar 24 23:30:24 192.168.43.53 %LINK-I-Up: gi2/0/23
Mar 24 23:30:24 192.168.43.53 %LINK-I-Up: gi2/0/20
Mar 24 23:30:26 192.168.43.53 %TRUNK-I-PORTADDED: Port gi2/0/4 added to po4
Mar 24 23:30:27 192.168.43.53 %TRUNK-I-PORTADDED: Port gi2/0/4 added to po4
Mar 24 23:30:27 192.168.43.53 %LINK-W-Down: te2/0/1
Mar 24 23:30:27 192.168.43.53 %LINK-I-Up: po4
Mar 24 23:30:27 192.168.43.53 %LINK-W-Down: te2/0/2
Mar 24 23:30:29 192.168.43.53 %LINK-I-Up: te2/0/1
Mar 24 23:30:29 192.168.43.53 %LINK-I-Up: te2/0/2
Mar 24 23:30:29 192.168.43.53 %TRUNK-I-PORTADDED: Port te2/0/2 added to po8
Mar 24 23:30:29 192.168.43.53 %LINK-I-Up: po8
Mar 24 23:30:29 192.168.43.53 %SNTP-D-NTPBADVER: NTP server version not compatible
Mar 24 23:30:29 192.168.43.53 %TRUNK-I-PORTADDED: Port te2/0/1 added to po8
Mar 24 23:30:30 192.168.43.53 %BRG_MACNTFY-I-MAC_FLAPPING: Host 00:50:56:95:9a:4a in vlan 27 is flapping between port po8 and port po2
Mar 24 23:30:30 192.168.43.53 %BRG_MACNTFY-I-MAC_FLAPPING: Host 00:50:56:95:9e:03 in vlan 16 is flapping between port po8 and port po2
Mar 24 23:30:33 192.168.43.53 %BRG_MACNTFY-I-MAC_FLAPPING: Host 00:50:56:95:0d:b3 in vlan 16 is flapping between port po8 and port po2
Mar 24 23:30:44 192.168.43.53 %Stack-W-LINK DOWN: link 1 on unit-2
Mar 24 23:30:44 192.168.43.53 %Fiber-I-SFP-PRESENT-CHNG: te2/0/4 SFP status is not present.
Mar 24 23:30:45 192.168.43.53 %Stack-I-LINK UP: link 1 on unit-2
Mar 24 23:30:45 192.168.43.53 %Fiber-I-SFP-PRESENT-CHNG: te2/0/4 SFP status is present.
Mar 24 23:30:46 192.168.43.53 %Stack-W-LINK DOWN: link 0 on unit-2
Mar 24 23:30:46 192.168.43.53 %Fiber-I-SFP-PRESENT-CHNG: te2/0/3 SFP status is not present.
Mar 24 23:30:47 192.168.43.53 %Stack-I-LINK UP: link 0 on unit-2
Mar 24 23:30:47 192.168.43.53 %Fiber-I-SFP-PRESENT-CHNG: te2/0/3 SFP status is present.
Mar 24 23:30:59 192.168.43.53 %BRG_MACNTFY-I-MAC_FLAPPING: Host 00:50:56:95:9a:4a in vlan 27 is flapping between port po8 and port po2
Mar 24 23:31:24 192.168.43.53 %Stack-W-LINK DOWN: link 1 on unit-2
Mar 24 23:31:24 192.168.43.53 %Fiber-I-SFP-PRESENT-CHNG: te2/0/4 SFP status is not present.
Mar 24 23:31:25 192.168.43.53 %Stack-I-LINK UP: link 1 on unit-2
Mar 24 23:31:25 192.168.43.53 %Fiber-I-SFP-PRESENT-CHNG: te2/0/4 SFP status is present.
Mar 24 23:31:26 192.168.43.53 %Stack-W-LINK DOWN: link 0 on unit-2
Mar 24 23:31:26 192.168.43.53 %Fiber-I-SFP-PRESENT-CHNG: te2/0/3 SFP status is not present.
Mar 24 23:31:27 192.168.43.53 %Stack-I-LINK UP: link 0 on unit-2
Mar 24 23:31:27 192.168.43.53 %Fiber-I-SFP-PRESENT-CHNG: te2/0/3 SFP status is present.
Mar 24 23:32:01 192.168.43.53 %BRG_MACNTFY-I-MAC_FLAPPING: Host 00:50:56:95:9a:4a in vlan 27 is flapping between port po8 and port po2
Mar 24 23:32:01 192.168.43.53 %BRG_MACNTFY-I-MAC_FLAPPING: Host 00:50:56:95:9e:03 in vlan 16 is flapping between port po8 and port po2
Mar 24 23:32:04 192.168.43.53 %Stack-W-LINK DOWN: link 1 on unit-2
Mar 24 23:32:04 192.168.43.53 %Fiber-I-SFP-PRESENT-CHNG: te2/0/4 SFP status is not present.
Mar 24 23:32:04 192.168.43.53 %Stack-I-LINK UP: link 1 on unit-2
Mar 24 23:32:04 192.168.43.53 %Stack-W-LINK DOWN: link 1 on unit-2
Mar 24 23:32:05 192.168.43.53 %Stack-I-LINK UP: link 1 on unit-2
Mar 24 23:32:05 192.168.43.53 %Fiber-I-SFP-PRESENT-CHNG: te2/0/4 SFP status is present.
Mar 24 23:32:06 192.168.43.53 %Stack-W-LINK DOWN: link 0 on unit-2
Mar 24 23:32:07 192.168.43.53 %Stack-I-LINK UP: link 0 on unit-2
Mar 24 23:32:44 192.168.43.53 %Stack-W-LINK DOWN: link 1 on unit-2
Mar 24 23:32:44 192.168.43.53 %Stack-I-LINK UP: link 1 on unit-2
Mar 24 23:32:45 192.168.43.53 %Stack-W-LINK DOWN: link 1 on unit-2
Mar 24 23:32:45 192.168.43.53 %Stack-I-LINK UP: link 1 on unit-2
Mar 24 23:32:46 192.168.43.53 %Stack-W-LINK DOWN: link 0 on unit-2
Mar 24 23:32:47 192.168.43.53 %Fiber-I-SFP-PRESENT-CHNG: te2/0/3 SFP status is not present.
Mar 24 23:32:47 192.168.43.53 %Stack-I-LINK UP: link 0 on unit-2
Mar 24 23:32:48 192.168.43.53 %Fiber-I-SFP-PRESENT-CHNG: te2/0/3 SFP status is present.
Mar 24 23:33:24 192.168.43.53 %Stack-W-LINK DOWN: link 1 on unit-2
Mar 24 23:33:25 192.168.43.53 %Stack-I-LINK UP: link 1 on unit-2
Mar 24 23:33:26 192.168.43.53 %Stack-W-LINK DOWN: link 0 on unit-2
Mar 24 23:33:27 192.168.43.53 %Fiber-I-SFP-PRESENT-CHNG: te2/0/3 SFP status is not present.
Mar 24 23:33:27 192.168.43.53 %Stack-I-LINK UP: link 0 on unit-2
Mar 24 23:33:28 192.168.43.53 %Fiber-I-SFP-PRESENT-CHNG: te2/0/3 SFP status is present.
Mar 24 23:33:46 192.168.43.53 %BRG_MACNTFY-I-MAC_FLAPPING: Host 00:50:56:95:d9:f9 in vlan 16 is flapping between port po8 and port po1
Mar 24 23:34:05 192.168.43.53 %Stack-W-LINK DOWN: link 1 on unit-2
Mar 24 23:34:05 192.168.43.53 %Stack-I-LINK UP: link 1 on unit-2
Mar 24 23:34:05 192.168.43.53 %Stack-W-LINK DOWN: link 1 on unit-2
Mar 24 23:34:05 192.168.43.53 %Stack-I-LINK UP: link 1 on unit-2
Mar 24 23:34:06 192.168.43.53 %Stack-W-LINK DOWN: link 0 on unit-2
Mar 24 23:34:07 192.168.43.53 %Stack-I-LINK UP: link 0 on unit-2
Mar 24 23:34:45 192.168.43.53 %Stack-W-LINK DOWN: link 1 on unit-2
Mar 24 23:34:45 192.168.43.53 %Stack-I-LINK UP: link 1 on unit-2
Mar 24 23:34:45 192.168.43.53 %Stack-W-LINK DOWN: link 1 on unit-2
Mar 24 23:34:45 192.168.43.53 %Stack-I-LINK UP: link 1 on unit-2
Mar 24 23:34:46 192.168.43.53 %Stack-W-LINK DOWN: link 0 on unit-2
Mar 24 23:34:46 192.168.43.53 %Fiber-I-SFP-PRESENT-CHNG: te2/0/3 SFP status is not present.
Mar 24 23:34:47 192.168.43.53 %Stack-I-LINK UP: link 0 on unit-2
Mar 24 23:34:47 192.168.43.53 %Stack-W-LINK DOWN: link 0 on unit-2
Mar 24 23:34:47 192.168.43.53 %Stack-I-LINK UP: link 0 on unit-2
Mar 24 23:34:47 192.168.43.53 %Fiber-I-SFP-PRESENT-CHNG: te2/0/3 SFP status is present.
Mar 24 23:35:24 192.168.43.53 %Stack-W-LINK DOWN: link 1 on unit-2
Mar 24 23:35:25 192.168.43.53 %Fiber-I-SFP-PRESENT-CHNG: te2/0/4 SFP status is not present.
Mar 24 23:35:25 192.168.43.53 %Stack-I-LINK UP: link 1 on unit-2
Mar 24 23:35:26 192.168.43.53 %Fiber-I-SFP-PRESENT-CHNG: te2/0/4 SFP status is present.
Mar 24 23:35:26 192.168.43.53 %Stack-W-LINK DOWN: link 0 on unit-2
Mar 24 23:35:27 192.168.43.53 %Fiber-I-SFP-PRESENT-CHNG: te2/0/3 SFP status is not present.
Mar 24 23:35:27 192.168.43.53 %Stack-I-LINK UP: link 0 on unit-2
Mar 24 23:35:28 192.168.43.53 %Fiber-I-SFP-PRESENT-CHNG: te2/0/3 SFP status is present.
Mar 24 23:35:46 192.168.43.53 %BRG_MACNTFY-I-MAC_FLAPPING: Host 00:50:56:95:9e:03 in vlan 16 is flapping between port po2 and port po8
Mar 24 23:36:05 192.168.43.53 %Stack-W-LINK DOWN: link 1 on unit-2
Mar 24 23:36:05 192.168.43.53 %Stack-I-LINK UP: link 1 on unit-2