yubo / govs

This set of packages provide the API for communication with [DPVS](http://git.n.xiaomi.com/dpvs/vs/) from Go.

govs

This set of packages provide the API for communication with DPVS from Go.

install

# install golang
go get github.com/yubo/govs/cmd/govs

howto

govs -h
govs stats -t io/worker/dev/ctl [-i id]

io core information

#govs stats -t io
core_id                                   2
rx_ring_0                                 0          0
rx_ring_1                                 0          0
Rx_nic_port0_queue0                   20537       5539
Rx_nic_port1_queue1                     495        495
Rx_nic_port2_queue2                       5          5
Rx_nic_port3_queue3                       0          0
tx_nic_port0                              0          0
tx_nic_port1                           1192       1192
veth0                            Rx_packets         45 Rx_dropped          0 Tx_packets          8 Tx_dropped          0
veth1                            Rx_packets          0 Rx_dropped          0 Tx_packets       4000 Tx_dropped          0
kni_deq                          128726359132
kni_deq_err                      128726359087

• core_id: core id
• rx_ring_worker?: calls number of rte_ring_sp_enqueue_bulk()
• rx_nic_port?_queue?: number of mbufs get from rte_eth_rx_burst()
• tx_nic_port?: number of mbufs get from rte_eth_tx_burst()
• veth?: kni dev counter
• kni_deq: calls number of rte_ring_sc_dequeue_burst(..)
• kni_deq_err: calls number of failed rte_ring_sc_dequeue_burst(..)

#govs stats -t worker
core      ipmiss       frag       icmp        pkt     v4sctp       ospf unknow(v4)       drop    kni_enq    kni_err        arp       ipv6     unknow
3              0          0          0          0          0          0          0          0     201277          0          0          0          0

• core: number of worker core
• ipmiss: number of pkts ip miss
• frag: number of pkt is fragmented
• icmp: number of icmp pkt
• pkt: number of pkt
• v4sctp: number of ipv4 sctp
• ospf: number of ipv4 ospf
• unknow(v4): number of unknow ipv4 protocol
• drop: number of drop pkt
• kni_enq: calls number of rte_ring_sp_enqueue_bulk(lp->kni_rings_out[skb->port], ...)
• kni_err: calls number of failed rte_ring_sp_enqueue_bulk(lp->kni_rings_out[skb->port], ...)
• arp: number of arp pkt
• ipv6: number of ipv6 pkt
• unknow: number of unknow L3 protocol

#govs stats -t dev
port         ipackets   opackets     ibytes     obytes    imissed    ierrors    oerrors  rx_nombuf
0              120092         70   30942493       8118          0          0          0          0
1              123517      10318   31196462     711370          0          0          0          0

• port: number of port
• ipackets: Total number of successfully received packets
• opackets: Total number of successfully transmitted packets
• ibytes: Total number of successfully received bytes.
• obytes: Total number of successfully transmitted bytes
• imissed: Total of RX packets dropped by the HW, * because there are no available buffer (i.e. RX queues are full)
• ierrors: Total number of erroneous received packets
• oerrors: Total number of failed transmitted packets
• rx_nombuf: Total number of RX mbuf allocation failures

#govs stats -t ctl
id                seq      n_svc      state
-                   0          0          -

0                   0          0          s

• id: number of core
• seq: sequence number of config
• n_svc: total number of virtual service
• state: state of the worker, s(sync), p(pending)

AUTHOR

Written by Yu Bo.

REPORTING BUGS

Report bugs to [email protected]