The routes should use eth3 not eth1.

Can you share the `/var/cache/cloud/cmdline` file in SSVM, and filter
management-server.log by keyword `SecStorageSetupCommand` ?


-Wei

On Tue, 28 Feb 2023 at 10:42, Granwille Strauss
<granwi...@namhost.com.invalid> wrote:

> I recently had a similar issue and now that I look at my routing tables,
> storage goes via eth1 and not eth3. Full details on this here:
> https://github.com/apache/cloudstack/issues/7244#issuecomment-1434755523
> This, therefore, also explains why I randomly got this error with my SSVM.
> On 2/28/23 11:35, Daan Hoogland wrote:
>
> does sound like a bug Antoine,
> I did the network calculation and it seems you are right.
> I wonder about the last two routes as well. did you do anything for those?
>
> On Sun, Feb 26, 2023 at 9:47 PM Antoine Boucher <antoi...@haltondc.com> 
> <antoi...@haltondc.com>
> wrote:
>
>
> Hello,
>
> I'm having a networking issue on SSVMs,  I have the following networks
> defined in “Zone 1”.
>
> Management: 10.101.0.0/22
> Storage: 10.101.6.0/23
>
> All worked well until we decided to configure new storage devices on
> 10.101.7.x, the hosts and management server have no issue but the SSVM is
> not able to reach it.  Here are the defined interfaces of the SSVM and the
> routing table of the SSVM:
>
> 1: lo: <LOOPBACK,UP,LOWER_UP> mtu 65536 qdisc noqueue state UNKNOWN group
> default qlen 1000
>     link/loopback 00:00:00:00:00:00 brd 00:00:00:00:00:00
>     inet 127.0.0.1/8 scope host lo
>        valid_lft forever preferred_lft forever
> 2: eth0: <BROADCAST,MULTICAST,UP,LOWER_UP> mtu 1500 qdisc pfifo_fast state
> UP group default qlen 1000
>     link/ether 0e:00:a9:fe:72:ec brd ff:ff:ff:ff:ff:ff
>     altname enp0s3
>     altname ens3
>     inet 169.254.114.236/16 brd 169.254.255.255 scope global eth0
>        valid_lft forever preferred_lft forever
> 3: eth1: <BROADCAST,MULTICAST,UP,LOWER_UP> mtu 1500 qdisc pfifo_fast state
> UP group default qlen 1000
>     link/ether 1e:00:a1:00:00:06 brd ff:ff:ff:ff:ff:ff
>     altname enp0s4
>     altname ens4
>     inet 10.101.3.205/22 brd 10.101.3.255 scope global eth1
>        valid_lft forever preferred_lft forever
> 4: eth2: <BROADCAST,MULTICAST,UP,LOWER_UP> mtu 1500 qdisc pfifo_fast state
> UP group default qlen 1000
>     link/ether 1e:00:6b:00:00:3d brd ff:ff:ff:ff:ff:ff
>     altname enp0s5
>     altname ens5
>     inet 148.59.36.61/28 brd 148.59.36.63 scope global eth2
>        valid_lft forever preferred_lft forever
> 5: eth3: <BROADCAST,MULTICAST,UP,LOWER_UP> mtu 1500 qdisc pfifo_fast state
> UP group default qlen 1000
>     link/ether 1e:00:09:00:00:6b brd ff:ff:ff:ff:ff:ff
>     altname enp0s6
>     altname ens6
>     inet 10.101.7.226/23 brd 10.101.7.255 scope global eth3
>        valid_lft forever preferred_lft forever
>
> default via 148.59.36.49 dev eth210.0.0.0/8 via 10.101.0.1 dev 
> eth110.91.0.0/23 via 10.101.0.1 dev eth110.91.6.0/24 via 10.101.0.1 dev 
> eth110.101.0.0/22 dev eth1 proto kernel scope link src 
> 10.101.3.25310.101.6.0/23 via 10.101.0.1 dev eth1148.59.36.48/28 dev eth2 
> proto kernel scope link src 148.59.36.61169.254.0.0/16 dev eth0 proto kernel 
> scope link src 169.254.232.208172.16.0.0/12 via 10.101.0.1 dev 
> eth1192.168.0.0/16 via 10.101.0.1 dev eth1
>
> Why is the routing for 10.101.6.0/23 routing via eth1, shoudn’nt it be
> using eth3?  The router seems to be bypassing the routing rules for
> 10.101.6.x since I see no traffic going through the gateway but I see
> traffic going through the gateway when the destination is 10.101.7.x
>
> If I modify the routing for 10.101.6.0/23 to eth3 all is well.
>
> Is this by design?
>
> Regards,
> Antoine Boucher
>
>
> --
> Regards / Groete
>
> <https://www.namhost.com> Granwille Strauss  //  Senior Systems Admin
>
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