Linux系统综合分析和诊断工具

25个Linux 系统性能分析工具：https://www.cnblogs.com/peter316/p/6287212.html

atop

atop 安装

wget https://www.atoptool.nl/download/atop-2.3.0-1.el7.x86_64.rpm
sudo rpm -ivh atop-2.3.0-1.el7.x86_64.rpm

atop 使用

PRC | sys    0.01s | user   0.00s  |              | #proc     16 | #trun      1  | #tslpi    17 |              | #tslpu     0  | #zombie    0 | clones    22 |               | no  procacct |
CPU | sys   3% | user     13%  | irq       1% |              | idle    759%  | wait     26% |              |               | steal     0% | guest     0% | curf 2.13GHz  | curscal   ?% |
cpu | sys   0% | user      2%  | irq       0% |              | idle     95%  | cpu000 w  3% |              |               | steal     0% | guest     0% | curf 2.13GHz  | curscal   ?% |
cpu | sys   1% | user      2%  | irq       0% |              | idle     92%  | cpu003 w  6% |              |               | steal     0% | guest     0% | curf 2.13GHz  | curscal   ?% |
cpu | sys   0% | user      2%  | irq       0% |              | idle     92%  | cpu007 w  6% |              |               | steal     0% | guest     0% | curf 2.13GHz  | curscal   ?% |
cpu | sys   0% | user      2%  | irq       0% |              | idle     90%  | cpu005 w  8% |              |               | steal     0% | guest     0% | curf 2.13GHz  | curscal   ?% |
cpu | sys   0% | user      2%  | irq       0% |              | idle     96%  | cpu001 w  2% |              |               | steal     0% | guest     0% | curf 2.13GHz  | curscal   ?% |
cpu | sys   0% | user      2%  | irq       0% |              | idle     97%  | cpu004 w  1% |              |               | steal     0% | guest     0% | curf 2.13GHz  | curscal   ?% |
cpu | sys   1% | user      2%  | irq       0% |              | idle     98%  | cpu002 w  0% |              |               | steal     0% | guest     0% | curf 2.13GHz  | curscal   ?% |
cpu | sys   0% | user      1%  | irq       0% |              | idle     98%  | cpu006 w  0% |              |               | steal     0% | guest     0% | curf 2.13GHz  | curscal   ?% |
CPL | avg1    0.71 | avg5    0.48  |              | avg15   0.43 |               |              | csw    29197 | intr   56511  |              |              | numcpu     8  |              |
MEM | tot    62.7G | free    1.6G  | cache  22.5G | dirty   0.2M | buff  549.2M  | slab    1.2G | slrec   1.1G | shmem 199.2M  | shrss   0.0M | vmbal   0.0M | hptot   0.0M  | hpuse   0.0M |
SWP | tot    97.7G | free   97.4G  |              |              |               |              |              |               |              |              | vmcom  43.1G  | vmlim 129.0G |
DSK |          sda | busy     20%  | read       0 |              | write    134  | KiB/r      0 | KiB/w     14 | MBr/s    0.0  | MBw/s    0.2 |              | avq    15.86  | avio 14.7 ms |
NET | transport    | tcpi       3  | tcpo       7 | udpi       0 | udpo       0  | tcpao      0 | tcppo      0 | tcprs      0  | tcpie      0 | tcpor      0 | udpnp      0  | udpie      0 |
NET | network      | ipi       33  | ipo        5 |              | ipfrw      0  | deliv      3 |              |               |              |              | icmpi      0  | icmpo      0 |
NET | eth0      0% | pcki      33  | pcko       5 | sp   10 Gbps | si    4 Kbps  | so    5 Kbps | coll       0 | mlti       0  | erri       0 | erro       0 | drpi   0  | drpo   0 |

  PID     CID              SYSCPU      USRCPU      VGROW       RGROW      RDDSK       WRDSK     RUID         EUID          ST     EXC       THR     S      CPUNR      CPU      CMD        1/1
23192     8d9f0352366a      0.01s       0.00s      2360K        332K         0K          0K     heyongxi     heyongxi      --       -         1     R          5       0%      atop
   62     8d9f0352366a      0.00s   0.00s         0K          0K         0K          0K     root         root          --       -         3     S          7       0%      rsyslogd
16981     8d9f0352366a      0.00s       0.00s         0K          0K         0K          0K     heyongxi     heyongxi      --       -         1     S          7       0%      sshd

atop