我从 OneProvider 购买了一个新的 1GB/s 服务器并Ubuntu 18.04.6在其上安装。
ssh 或 FTP 的上传速度非常好，但是 ssh、FTP 的下载速度约为 100kb/s，我尝试安装 Nginx 并从中下载，但也约为 100kb/ps。
所有尝试均来自不同位置的 5 台以上设备，其中一些尝试来自同一网络中的另一台服务器（wget），但所有尝试的速度均未超过 150kb/s。
这是（ip a）输出：
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: eno1: <BROADCAST,MULTICAST,UP,LOWER_UP> mtu 1500 qdisc mq state UP group default qlen 1000
link/ether d4:ae:52:ca:0f:6e brd ff:ff:ff:ff:ff:ff
inet (serverip)/24 brd 62.210.207.255 scope global eno1
valid_lft forever preferred_lft forever
inet6 fe80::d6ae:52ff:feca:f6e/64 scope link
valid_lft forever preferred_lft forever
3: eno2: <BROADCAST,MULTICAST> mtu 1500 qdisc noop state DOWN group default qlen 1000
link/ether d4:ae:52:ca:0f:6f brd ff:ff:ff:ff:ff:ff
（ethtool eno1） 输出 ：
Settings for eno1:
Supported ports: [ TP ]
Supported link modes: 10baseT/Half 10baseT/Full
100baseT/Half 100baseT/Full
1000baseT/Full
Supported pause frame use: No
Supports auto-negotiation: Yes
Supported FEC modes: Not reported
Advertised link modes: 10baseT/Half 10baseT/Full
100baseT/Half 100baseT/Full
1000baseT/Full
Advertised pause frame use: No
Advertised auto-negotiation: Yes
Advertised FEC modes: Not reported
Speed: 1000Mb/s
Duplex: Full
Port: Twisted Pair
PHYAD: 1
Transceiver: internal
Auto-negotiation: on
MDI-X: on
Supports Wake-on: g
Wake-on: d
Link detected: yes
（ethtool -S eno1） 输出 ：
NIC statistics:
rx_bytes: 67518474469
rx_error_bytes: 0
tx_bytes: 1939892582744
tx_error_bytes: 0
rx_ucast_packets: 457688996
rx_mcast_packets: 1105671
rx_bcast_packets: 743858
tx_ucast_packets: 1341579130
tx_mcast_packets: 12
tx_bcast_packets: 4
tx_mac_errors: 0
tx_carrier_errors: 0
rx_crc_errors: 0
rx_align_errors: 0
tx_single_collisions: 0
tx_multi_collisions: 0
tx_deferred: 0
tx_excess_collisions: 0
tx_late_collisions: 0
tx_total_collisions: 0
rx_fragments: 0
rx_jabbers: 0
rx_undersize_packets: 0
rx_oversize_packets: 0
rx_64_byte_packets: 4346996
rx_65_to_127_byte_packets: 430360977
rx_128_to_255_byte_packets: 1072678
rx_256_to_511_byte_packets: 420201
rx_512_to_1023_byte_packets: 250311
rx_1024_to_1522_byte_packets: 23087362
rx_1523_to_9022_byte_packets: 0
tx_64_byte_packets: 899130
tx_65_to_127_byte_packets: 11634758
tx_128_to_255_byte_packets: 2699608
tx_256_to_511_byte_packets: 3443633
tx_512_to_1023_byte_packets: 7211982
tx_1024_to_1522_byte_packets: 1315690035
tx_1523_to_9022_byte_packets: 0
rx_xon_frames: 0
rx_xoff_frames: 0
tx_xon_frames: 0
tx_xoff_frames: 0
rx_mac_ctrl_frames: 0
rx_filtered_packets: 113311
rx_ftq_discards: 0
rx_discards: 0
rx_fw_discards: 0
（ifconfig eno1 |grep errors） 输出 ：
RX errors 0 dropped 93 overruns 0 frame 0
TX errors 0 dropped 0 overruns 0 carrier 0 collisions 0
（lshw -C network） 输出 ：
*-network:0
description: Ethernet interface
product: NetXtreme II BCM5716 Gigabit Ethernet
vendor: Broadcom Inc. and subsidiaries
physical id: 0
bus info: pci@0000:01:00.0
logical name: eno1
version: 20
serial: d4:ae:52:ca:0f:6e
size: 1Gbit/s
capacity: 1Gbit/s
width: 64 bits
clock: 33MHz
capabilities: pm vpd msi msix pciexpress bus_master cap_list ethernet physical tp 10bt 10bt-fd 100bt 100bt-fd 1000bt-fd autonegotiation
configuration: autonegotiation=on broadcast=yes driver=bnx2 driverversion=2.2.6 duplex=full firmware=7.4.8 bc 7.4.0 NCSI 2.0.11 ip=(serverip) latency=0 link=yes multicast=yes port=twisted pair speed=1Gbit/s
resources: irq:16 memory:c0000000-c1ffffff
*-network:1 DISABLED
description: Ethernet interface
product: NetXtreme II BCM5716 Gigabit Ethernet
vendor: Broadcom Inc. and subsidiaries
physical id: 0.1
bus info: pci@0000:01:00.1
logical name: eno2
version: 20
serial: d4:ae:52:ca:0f:6f
capacity: 1Gbit/s
width: 64 bits
clock: 33MHz
capabilities: pm vpd msi msix pciexpress bus_master cap_list ethernet physical tp 10bt 10bt-fd 100bt 100bt-fd 1000bt-fd autonegotiation
configuration: autonegotiation=on broadcast=yes driver=bnx2 driverversion=2.2.6 duplex=half firmware=7.4.8 bc 7.4.0 NCSI 2.0.11 latency=0 link=no multicast=yes port=twisted pair
resources: irq:17 memory:c2000000-c3ffffff