Hi all
After a bit of googling and unable to find an answer I have arrived here. Trying to figure out why there are drops
eth0: flags=4163<UP,BROADCAST,RUNNING,MULTICAST> mtu 1500
inet 172.17.146.140 netmask 255.255.240.0 broadcast 172.17.159.255
inet6 fe80::215:5dff:fe90:cb95 prefixlen 64 scopeid 0x20<link>
ether 00:15:5d:90:cb:95 txqueuelen 1000 (Ethernet)
RX packets 685944132 bytes 94503551689 (88.0 GiB)
RX errors 0 dropped 347130922 overruns 0 frame 0
TX packets 4299883 bytes 542934103 (517.7 MiB)
TX errors 0 dropped 0 overruns 0 carrier 0 collisions 0
ifpps --dev eth0 --promisc
3.10.0-693.11.6.el7.x86_64, eth0 (hv_netvsc 10000Mbit/s link:yes), t=1000ms, cpus=4/4
(consider to increase your sampling interval, e.g. -t 10000)
rx: 0.078 MiB/t 514 pkts/t 275 drops/t 0 errors/t
tx: 0.000 MiB/t 1 pkts/t 0 drops/t 0 errors/t
rx: 90128.614 MiB 685967675 pkts 347143178 drops 0 errors
tx: 517.788 MiB 4299901 pkts 0 drops 0 errors
sys: 431 cs/t 152 procs 1 running 0 iowait
mem: 3782M total 3577M used 1656M active 1631M inactive
swap: 16375M total 0M used 0M cached
cpu0 +: 0.0% usr/t 0.0% sys/t 100.0% idl/t 0.0% iow/t
cpu1 |: 0.0% usr/t 0.0% sys/t 100.0% idl/t 0.0% iow/t
cpu2 |: 0.0% usr/t 0.0% sys/t 100.0% idl/t 0.0% iow/t
cpu3 -: 0.0% usr/t 0.0% sys/t 100.0% idl/t 0.0% iow/t
avg: 0.0% 0.0% 100.0% 0.0%
cpu0 +: 0 irqs/t 14 sirq rx/t 0 sirq tx/t
cpu1 |: 0 irqs/t 22 sirq rx/t 0 sirq tx/t
cpu2 |: 0 irqs/t 299 sirq rx/t 0 sirq tx/t
cpu3 -: 0 irqs/t 28 sirq rx/t 0 sirq tx/t
avg: 0.0 90.8 0.0
cpu0 +: 0 irqs
cpu1 |: 0 irqs
cpu2 |: 0 irqs
cpu3 -: 0 irqs
avg: 0.0
Moreover the output of command
ethtool -S eth0
NIC statistics:
tx_scattered: 0
tx_no_memory: 0
tx_no_space: 0
tx_too_big: 0
tx_busy: 0
vf_rx_packets: 0
vf_rx_bytes: 0
vf_tx_packets: 0
vf_tx_bytes: 0
vf_tx_dropped: 0
tx_queue_0_packets: 4262005
tx_queue_0_bytes: 540057642
rx_queue_0_packets: 554975976
rx_queue_0_bytes: 75154134866
tx_queue_1_packets: 10016
tx_queue_1_bytes: 577068
rx_queue_1_packets: 39786263
tx_queue_2_packets: 9938
tx_queue_2_bytes: 573708
rx_queue_2_packets: 45523991
rx_queue_2_bytes: 6339758425
tx_queue_3_packets: 9752
tx_queue_3_bytes: 562584
rx_queue_3_packets: 44568047
rx_queue_3_bytes: 6938650998
Thanks in advance and apologies if I have missed something.
Regards
N