云筏 2H4G200G HZ德国机房机器信息
双核 E5-1650 v2 @ 3.50GHz
RAM 3.8 GB
硬盘 197 GB
流量 2T
网卡 1 GBps
续费 24￥/月
root@CR-191214-S4FM:~# df -h
Filesystem Size Used Avail Use% Mounted on
udev 1.9G 0 1.9G 0% /dev
tmpfs 386M 41M 345M 11% /run
/dev/vda1 197G 1001M 186G 1% /
tmpfs 1.9G 0 1.9G 0% /dev/shm
tmpfs 5.0M 0 5.0M 0% /run/lock
tmpfs 1.9G 0 1.9G 0% /sys/fs/cgroup
tmpfs 386M 0 386M 0% /run/user/0
root@CR-191214-S4FM:~# free -h
total used free shared buff/cache available
Mem: 3.8Gi 67Mi 3.5Gi 40Mi 185Mi 3.5Gi
Swap: 0B 0B 0B
root@CR-191214-S4FM:~# cat /proc/cpuinfo
processor : 0
vendor_id : GenuineIntel
cpu family : 6
model : 62
model name : Intel(R) Xeon(R) CPU E5-1650 v2 @ 3.50GHz
stepping : 4
microcode : 0x1
cpu MHz : 3499.998
cache size : 12288 KB
physical id : 0
siblings : 1
core id : 0
cpu cores : 1
apicid : 0
initial apicid : 0
fpu : yes
fpu_exception : yes
cpuid level : 13
wp : yes
flags : fpu vme de pse tsc msr pae mce cx8 apic sep mtrr pge mca cmov pat pse36 clflush mmx fxsr sse sse2 ss syscall nx pdpe1gb rdtscp lm constant_tsc arch_perfmon rep_good nopl xtopology cpuid tsc_known_freq pni pclmulqdq ssse3 cx16 pcid sse4_1 sse4_2 x2apic popcnt tsc_deadline_timer aes xsave avx f16c rdrand hypervisor lahf_lm pti ssbd ibrs ibpb stibp fsgsbase tsc_adjust smep erms xsaveopt arat md_clear
bugs : cpu_meltdown spectre_v1 spectre_v2 spec_store_bypass l1tf mds swapgs
bogomips : 6999.99
clflush size : 64
cache_alignment : 64
address sizes : 46 bits physical, 48 bits virtual
power management:
HostHatch 荷兰存储机器信息
单核 E5-2620 v2 @ 2.40 GHz
RAM 483 MB
SWAP 511 MB
硬盘 246 GB
网卡 1 GBps
流量 1T
续费 15刀
root@server:~# df -h
Filesystem Size Used Avail Use% Mounted on
udev 228M 0 228M 0% /dev
tmpfs 49M 1.6M 47M 4% /run
/dev/vda1 246G 1.2G 245G 1% /
tmpfs 242M 0 242M 0% /dev/shm
tmpfs 5.0M 0 5.0M 0% /run/lock
tmpfs 242M 0 242M 0% /sys/fs/cgroup
tmpfs 49M 0 49M 0% /run/user/0
root@server:~# free -h
total used free shared buff/cache available
Mem: 483Mi 81Mi 220Mi 1.0Mi 180Mi 387Mi
Swap: 511Mi 0B 511Mi
root@server:~# cat /proc/cpuinfo
processor : 0
vendor_id : GenuineIntel
cpu family : 6
model : 63
model name : Intel(R) Xeon(R) CPU E5-2620 v3 @ 2.40GHz
stepping : 2
microcode : 0x1
cpu MHz : 2399.998
cache size : 15360 KB
physical id : 0
siblings : 1
core id : 0
cpu cores : 1
apicid : 0
initial apicid : 0
fpu : yes
fpu_exception : yes
cpuid level : 13
wp : yes
flags : fpu vme de pse tsc msr pae mce cx8 apic sep mtrr pge mca cmov pat pse36 clflush mmx fxsr sse sse2 ss syscall nx pdpe1gb rdtscp lm constant_tsc arch_perfmon rep_good nopl cpuid tsc_known_freq pni pclmulqdq ssse3 fma cx16 pcid sse4_1 sse4_2 x2apic movbe popcnt tsc_deadline_timer aes xsave avx f16c rdrand hypervisor lahf_lm abm invpcid_single pti fsgsbase tsc_adjust bmi1 avx2 smep bmi2 erms invpcid xsaveopt
bugs : cpu_meltdown spectre_v1 spectre_v2 spec_store_bypass l1tf mds swapgs itlb_multihit
bogomips : 4799.99
clflush size : 64
cache_alignment : 64
address sizes : 46 bits physical, 48 bits virtual
power management:配置 HostHatch 荷兰大盘鸡作为 NFS 服务器
IP 1.2.3.4
apt install nfs-kernel-server && \
mkdir /nfs2 && \
cat << EOF >> /etc/exports
/nfs2 4.3.2.1(rw,no_root_squash,no_subtree_check,sync,fsid=2)
EOF
exportfs -ra && \
systemctl restart nfs-server.service配置云筏 2H4G200G HZ德国机房机器作为 NFS 客户机
IP 4.3.2.1
apt install nfs-common && \
mkdir /nfs
mount -t nfs 1.2.3.4:/nfs2 /nfs
测试读写速度
root@CR-191214-S4FM:/nfs# time dd if=/dev/zero of=/nfs/128MB.bin bs=128k count=1024
1024+0 records in
1024+0 records out
134217728 bytes (134 MB, 128 MiB) copied, 4.93679 s, 27.2 MB/s
real 0m5.176s
user 0m0.000s
sys 0m0.824s
root@CR-191214-S4FM:/nfs# time dd if=/nfs/256MB.bin of=/dev/null bs=256k count=1024
1024+0 records in
1024+0 records out
268435456 bytes (268 MB, 256 MiB) copied, 0.123009 s, 2.2 GB/s
real 0m0.150s
user 0m0.017s
sys 0m0.094s
为什么这个写入速度这么低呢？
写入速度 27.2 MB/s
读取速度 2.2 GB/s
开机自动挂载
cat << "EOF" >> /etc/fstab
1.2.3.4:/nfs /nfs nfs defaults 0 0
EOF
# https://www.hostloc.com/forum.php?mod=viewthread&tid=624063&highlight=%E4%BA%91%E7%AD%8F