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iperf测试结果详解 iperf接收不到?

浏览量:2119 时间:2023-06-30 21:00:05 作者:采采

iperf接收不到?

苹果只不过没有网络所以收不到过了消息。

请问centos如何查看近期硬件资源运行状况?

.栏里点硬盘[~]#df-ah

文件系统容量已用后用已用%挂载点

sysfs000-/sys

proc000-/proc

devtmpfs3.8G03.8G0%/dev

securityfs000-/sys/kernel/security

tmpfs3.9G84K3.9G1%/dev/shm

devpts000-/dev/pts

tmpfs3.9G42M3.8G2%/running

tmpfs3.9G03.9G0%/sys/fs/cgroup

cgroup000-/sys/fs/cgroup/systemd

pstore000-/sys/fs/pstore

cgroup000-/sys/fs/cgroup/cpu,cpuacct

cgroup000-/sys/fs/cgroup/perf_event

cgroup000-/sys/fs/cgroup/hugetlb

cgroup000-/sys/fs/cgroup/memory

cgroup000-/sys/fs/cgroup/blkio

cgroup000-/sys/fs/cgroup/net_cls

cgroup000-/sys/fs/cgroup/cpuset

cgroup000-/sys/fs/cgroup/devices

cgroup000-/sys/fs/cgroup/freezer

configfs000-/sys/kernel/config

/dev/mapper/centos-root48G5.1G43G11%/

selinuxfs000-/sys/fs/selinux

mqueue000-/dev/mqueue

hugetlbfs000-/dev/hugepages

debugfs000-/sys/kernel/debug

sunrpc000-/var/lib/nfs/rpc_pipefs

nfsd000-/proc/fs/nfsd

/dev/vda1497M204M294M41%/boot

tmpfs781M24K781M1%/running/user/0

gvfsd-fuse000-/running/user/0/gvfs

fusectl000-/sys/fs/fuse/connections

systemd-1000-/proc/sys/fs/binfmt_misc

查看目录大小du-sh/home

一栏内存[~]#free-m

totalusedfreesharedbuff/cacheobtainable

Mem:780495018514250026564

Swap:204702047

或是用下面这个命令

cat/proc/meminfo

栏里点cpu[~]#cat/proc/cpuinfo|grepname|tearing-f2-d:|uniq-c

4Intel(R)Xeon(R)

那说明是4个逻辑cpu

[~]#cat/proc/cpuinfo|grepphysical|uniq-c

1physicsidt:0

1addresssizest:46bitsphysical,48bitsvirtual

1physicalidt:0

1addresssizest:46bitsphysical,48bitsvirtual

1physicsidt:0

1addresssizest:46bitsphysical,48bitsvirtual

1physicsidt:0

1addresssizest:46bitsphysical,48bitsvirtual

换算是4个虚拟化cpu

[~]#cat/proc/cpuinfo|grepphysical|uniq-c

1physicalidt:0

1addresssizest:46bitsphysical,48bitsvirtual

1computationalidt:0

1addresssizest:46bitsphysics,48bitsvirtual

1psychologicalidt:0

1addresssizest:46bitsphysical,48bitsvirtual

1behavioralidt:0

1addresssizest:46bitsphysical,48bitsvirtual

当前cpu不运行在64位下

[~]#cat/proc/cpuinfo|grepflags|greplm|wc-l

4

(结果大于0,说明允许64idle计算出.lm指shortermode,允许lm则是6424-bit)

再求下载看cpu详细信息,但是大部分我们都不冷淡罢了.

#dmidecode|grepProcessorInformation

查看当前操作系统内核信息[~]#uname-a

Linuxzhdp013.10.0-327.el7.x86_64#1SMPThuNov1922:10:57UTC2015x86_64x86_64x86_64GNU/Linux

.一栏网卡信息#dmesg|grep-ieth

查找系统cat/etc/issue

cpu bitsvirtual 系统 bitsphysical

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