lists.openwall.net | lists / announce owl-users owl-dev john-users john-dev passwdqc-users yescrypt popa3d-users / oss-security kernel-hardening musl sabotage tlsify passwords / crypt-dev xvendor / Bugtraq Full-Disclosure linux-kernel linux-netdev linux-ext4 linux-hardening linux-cve-announce PHC | |
Open Source and information security mailing list archives
| ||
|
Date: Wed, 9 Mar 2011 14:02:15 +0800 From: Américo Wang <xiyou.wangcong@...il.com> To: Weiping Pan <panweiping3@...il.com> Cc: WANG Cong <xiyou.wangcong@...il.com>, netdev@...r.kernel.org Subject: Re: bonding can't change to another slave if you ifdown the active slave On Wed, Mar 09, 2011 at 10:40:36AM +0800, Weiping Pan wrote: <...> >[root@...alhost ~]# ifconfig >bond0 Link encap:Ethernet HWaddr 08:00:27:78:F6:41 > inet addr:192.168.1.2 Bcast:192.168.1.255 Mask:255.255.255.0 > inet6 addr: fe80::a00:27ff:fe78:f641/64 Scope:Link > UP BROADCAST RUNNING MASTER MULTICAST MTU:1500 Metric:1 > RX packets:40 errors:0 dropped:0 overruns:0 frame:0 > TX packets:25 errors:0 dropped:0 overruns:0 carrier:0 > collisions:0 txqueuelen:0 > RX bytes:19632 (19.1 KiB) TX bytes:4070 (3.9 KiB) > >eth6 Link encap:Ethernet HWaddr 08:00:27:78:F6:41 > inet addr:192.168.56.101 Bcast:192.168.56.255 >Mask:255.255.255.0 > UP BROADCAST RUNNING SLAVE MULTICAST MTU:1500 Metric:1 > RX packets:21 errors:0 dropped:0 overruns:0 frame:0 > TX packets:13 errors:0 dropped:0 overruns:0 carrier:0 > collisions:0 txqueuelen:1000 > RX bytes:10158 (9.9 KiB) TX bytes:1802 (1.7 KiB) > >eth7 Link encap:Ethernet HWaddr 08:00:27:78:F6:41 > inet addr:192.168.56.101 Bcast:192.168.56.255 >Mask:255.255.255.0 > UP BROADCAST RUNNING SLAVE MULTICAST MTU:1500 Metric:1 > RX packets:19 errors:0 dropped:0 overruns:0 frame:0 > TX packets:12 errors:0 dropped:0 overruns:0 carrier:0 > collisions:0 txqueuelen:1000 > RX bytes:9474 (9.2 KiB) TX bytes:2268 (2.2 KiB) It's weird that you bond two nic's into another different subnet. > >[root@...alhost ~]# ping 192.168.1.100 -c 5 >PING 192.168.1.100 (192.168.1.100) 56(84) bytes of data. >64 bytes from 192.168.1.100: icmp_req=1 ttl=64 time=3.69 ms >64 bytes from 192.168.1.100: icmp_req=2 ttl=64 time=0.242 ms >64 bytes from 192.168.1.100: icmp_req=3 ttl=64 time=0.154 ms >64 bytes from 192.168.1.100: icmp_req=4 ttl=64 time=0.270 ms >64 bytes from 192.168.1.100: icmp_req=5 ttl=64 time=0.278 ms > What is your route table in your guest? >[root@...alhost ~]# ip link show >1: lo: <LOOPBACK,UP,LOWER_UP> mtu 16436 qdisc noqueue state UNKNOWN > link/loopback 00:00:00:00:00:00 brd 00:00:00:00:00:00 >2: eth7: <BROADCAST,MULTICAST,SLAVE,UP,LOWER_UP> mtu 1500 qdisc >pfifo_fast master bond0 state UP qlen 1000 > link/ether 08:00:27:78:f6:41 brd ff:ff:ff:ff:ff:ff >3: eth6: <NO-CARRIER,BROADCAST,MULTICAST,SLAVE,UP> mtu 1500 qdisc >pfifo_fast master bond0 state DOWN qlen 1000 Clearly this equals to pulling off the cable from eth6, which is your first slave. -- To unsubscribe from this list: send the line "unsubscribe netdev" in the body of a message to majordomo@...r.kernel.org More majordomo info at http://vger.kernel.org/majordomo-info.html
Powered by blists - more mailing lists