Cluster network degraded due to incompatible switch
Applies to
- ONTAP 9
- FAS
- Cluster Network Switch
Issue
- CRC errors on cluster port in
ifconfig:
-- interface e0b (232 days, 2 hours, 21 minutes, 3 seconds) --
RECEIVE
Total frames: 252m | Frames/second: 13 | Total bytes: 39644m
Bytes/second: 1977 | Total errors: 1218 | Errors/minute: 0
Total discards: 0 | Discards/minute: 0 | Multi/broadcast: 1020k
Non-primary u/c: 0 |CRCerrors: 1212| Runt frames: 0
Fragment: 0 | Long frames: 0 | Jabber: 3
Length errors: 3 | No buffer: 0 | Xon: 0
Xoff: 0 | Pause: 0 | Jumbo: 1293k
Noproto: 0 | Error symbol: 236 | Illegal symbol: 199
Bus overruns: 0 | Queue drops: 0 | LRO segments: 249m
LRO bytes: 26713m
| LRO6 segments: 0 | LRO6 bytes: 0
Bad UDP cksum: 0 | Bad UDP6 cksum: 0 | Bad TCP cksum: 0
Bad TCP6 cksum: 0 | Mcast v6 solicit: 0
TRANSMIT
Total frames: 561m | Frames/second: 28 | Total bytes: 139g
Bytes/second: 6980 | Total errors: 0 | Errors/minute: 0
Total discards: 0 | Queue overflow: 0 | Multi/broadcast: 1031k
Xon: 0 | Xoff: 0 | Pause: 0
Jumbo: 2565k | Cfg Up to Downs: 2 | TSO non-TCP drop: 0
Split hdr drop: 0 | Timeout: 0 | TSO segments: 402k
TSO bytes: 4840m | TSO6 segments: 0 | TSO6 bytes: 0
HW UDP cksums: 154k | HW UDP6 cksums: 0 | HW TCP cksums: 556m
HW TCP6 cksums: 0 | Mcast v6 solicit: 0
DEVICE
Mcast addresses: 3 | Rx MBuf Sz: 4096
LINK INFO
Speed: 10000M | Duplex: full | Flowcontrol: none
Media state: activ
e | Up to downs: 8
- EMS error:
Tue Dec 01 04:04:26 JST [Cluster-01: intr: netif.linkErrors:error]: Excessive link errors on network interface e0b. Might indicate a bad cable, switch port, or NIC, or that a cable connector is not fully inserted in a socket. On a 10/100 port, might indicate a duplex mismatch.
Sun Jan 22 00:27:18 +0100 [Cluster-01: vifmgr: vifmgr.cluscheck.ctdpktloss:alert]: Continued packet loss when pinging from cluster lif Cluster_clus2 (node Node02) to cluster lif Cluster-01_clus1 ( node Node01).