ps aux ( no hyphen)
┌─[root@nedrain]─[/usr/lib/systemd]
└──? $ps aux
USER PID %CPU %MEM VSZ RSS TTY STAT START TIME COMMAND
root 1 0.0 0.3 125200 3760 ? Ss Jun16 0:07 /usr/lib/systemd/systemd --switched-roo
root 2 0.0 0.0 0 0 ? S Jun16 0:00 [kthreadd]
root 3 0.0 0.0 0 0 ? S Jun16 0:00 [ksoftirqd/0]
root 5 0.0 0.0 0 0 ? S< Jun16 0:00 [kworker/0:0H]
root 6 0.0 0.0 0 0 ? S Jun16 0:00 [kworker/u2:0]
root 7 0.0 0.0 0 0 ? S Jun16 0:00 [migration/0]
root 8 0.0 0.0 0 0 ? S Jun16 0:00 [rcu_bh]
root 9 0.0 0.0 0 0 ? R Jun16 0:04 [rcu_sched]
root 10 0.0 0.0 0 0 ? S Jun16 0:00 [watchdog/0]
root 12 0.0 0.0 0 0 ? S Jun16 0:00 [kdevtmpfs]
root 13 0.0 0.0 0 0 ? S< Jun16 0:00 [netns]
root 14 0.0 0.0 0 0 ? S Jun16 0:00 [khungtaskd]
root 15 0.0 0.0 0 0 ? S< Jun16 0:00 [writeback]
root 16 0.0 0.0 0 0 ? S< Jun16 0:00 [kintegrityd]
root 17 0.0 0.0 0 0 ? S< Jun16 0:00 [bioset]
root 18 0.0 0.0 0 0 ? S< Jun16 0:00 [kblockd]
root 19 0.0 0.0 0 0 ? S< Jun16 0:00 [md]
root 25 0.0 0.0 0 0 ? S Jun16 0:00 [kswapd0]
root 26 0.0 0.0 0 0 ? SN Jun16 0:00 [ksmd]
root 27 0.0 0.0 0 0 ? SN Jun16 0:00 [khugepaged]
root 28 0.0 0.0 0 0 ? S< Jun16 0:00 [crypto]
root 36 0.0 0.0 0 0 ? S< Jun16 0:00 [kthrotld]
root 37 0.0 0.0 0 0 ? S Jun16 0:00 [kworker/u2:1]
root 38 0.0 0.0 0 0 ? S< Jun16 0:00 [kmpath_rdacd]
root 39 0.0 0.0 0 0 ? S< Jun16 0:00 [kpsmoused]
root 40 0.0 0.0 0 0 ? S< Jun16 0:00 [ipv6_addrconf]
root 59 0.0 0.0 0 0 ? S< Jun16 0:00 [deferwq]
root 100 0.0 0.0 0 0 ? S Jun16 0:00 [kauditd]
root 229 0.0 0.0 0 0 ? S< Jun16 0:00 [ata_sff]
root 235 0.0 0.0 0 0 ? S Jun16 0:00 [scsi_eh_0]
root 236 0.0 0.0 0 0 ? S< Jun16 0:00 [scsi_tmf_0]
root 237 0.0 0.0 0 0 ? S Jun16 0:00 [scsi_eh_1]
root 238 0.0 0.0 0 0 ? S< Jun16 0:00 [scsi_tmf_1]
root 241 0.0 0.0 0 0 ? S< Jun16 0:00 [ttm_swap]
root 251 0.0 0.0 0 0 ? S< Jun16 0:00 [kworker/0:1H]
root 258 0.0 0.0 0 0 ? S Jun16 0:00 [jbd2/vda1-8]
root 259 0.0 0.0 0 0 ? S< Jun16 0:00 [ext4-rsv-conver]
root 326 0.0 0.8 36832 8040 ? Ss Jun16 0:00 /usr/lib/systemd/systemd-journald
root 348 0.0 0.2 44060 2060 ? Ss Jun16 0:00 /usr/lib/systemd/systemd-udevd
root 378 0.0 0.0 55452 888 ? S<sl Jun16 0:00 /sbin/auditd
root 435 0.0 0.0 0 0 ? S< Jun16 0:00 [edac-poller]
dbus 451 0.0 0.1 24424 1696 ? Ss Jun16 0:00 /bin/dbus-daemon --system --address=sys
polkitd 453 0.0 1.2 534260 12240 ? Ssl Jun16 0:00 /usr/lib/polkit-1/polkitd --no-debug
root 455 0.0 0.5 212120 5280 ? Ssl Jun16 0:02 /usr/sbin/rsyslogd -n
root 458 0.0 0.1 24204 1676 ? Ss Jun16 0:00 /usr/lib/systemd/systemd-logind
root 465 0.0 0.1 126236 1596 ? Ss Jun16 0:00 /usr/sbin/crond -n
root 468 0.0 0.0 25856 932 ? Ss Jun16 0:00 /usr/sbin/atd -f
root 497 0.0 0.0 110044 820 tty1 Ss+ Jun16 0:00 /sbin/agetty --noclear tty1 linux
root 498 0.0 0.0 110044 840 ttyS0 Ss+ Jun16 0:00 /sbin/agetty --keep-baud 115200 38400 9
root 558 0.0 0.0 0 0 ? S 16:20 0:00 [kworker/0:1]
root 560 0.0 0.5 145700 5312 ? Ss 16:20 0:00 sshd: root@pts/0
root 567 0.0 0.2 115392 2096 pts/0 Ss 16:20 0:00 -bash
root 707 0.0 1.3 113372 12788 ? Ss Jun16 0:00 /sbin/dhclient -1 -q -lf /var/lib/dhcli
root 789 0.0 1.9 562388 18616 ? Ssl Jun16 0:09 /usr/bin/python -Es /usr/sbin/tuned -l
ntp 806 0.0 0.2 29900 2084 ? Ss Jun16 0:00 /usr/sbin/ntpd -u ntp:ntp -g
root 978 0.1 0.5 40832 5288 ? Ssl Jun16 6:23 /usr/sbin/aliyun-service
root 11530 0.0 0.0 0 0 ? R Jun16 0:05 [kworker/0:0]
root 11838 0.0 0.1 151064 1816 pts/0 R+ 20:05 0:00 ps aux
root 12073 0.0 0.4 32616 4316 ? S<sl Jun17 0:16 /usr/local/aegis/aegis_update/AliYunDun
root 12134 0.1 2.1 133456 21004 ? S<sl Jun17 4:33 /usr/local/aegis/aegis_client/aegis_10_
root 12188 0.0 0.2 436856 2780 ? S<l Jun17 0:19 /usr/local/aegis/AliSecGuard/AliSecGuar
root 12871 0.0 0.4 105996 4112 ? Ss Jun17 0:00 /usr/sbin/sshd -D
top (You can press "M" or "P" or "N" or "T" after you entered to interact)
┌─[root@nedrain]─[/usr/lib/systemd]
└──? $top
top - 20:49:09 up 2 days, 9:57, 1 user, load average: 0.00, 0.01, 0.05
Tasks: 62 total, 1 running, 61 sleeping, 0 stopped, 0 zombie
%Cpu(s): 0.0 us, 0.0 sy, 0.0 ni,100.0 id, 0.0 wa, 0.0 hi, 0.0 si, 0.0 st
KiB Mem : 965788 total, 122840 free, 83372 used, 759576 buff/cache
KiB Swap: 0 total, 0 free, 0 used. 720820 avail Mem
PID USER PR NI VIRT RES SHR S %CPU %MEM TIME+ COMMAND
1 root 20 0 125200 3760 2520 S 0.0 0.4 0:07.70 systemd
2 root 20 0 0 0 0 S 0.0 0.0 0:00.00 kthreadd
3 root 20 0 0 0 0 S 0.0 0.0 0:00.15 ksoftirqd/0
5 root 0 -20 0 0 0 S 0.0 0.0 0:00.00 kworker/0:0H
6 root 20 0 0 0 0 S 0.0 0.0 0:00.35 kworker/u2:0
7 root rt 0 0 0 0 S 0.0 0.0 0:00.00 migration/0
8 root 20 0 0 0 0 S 0.0 0.0 0:00.00 rcu_bh
9 root 20 0 0 0 0 S 0.0 0.0 0:04.10 rcu_sched
10 root rt 0 0 0 0 S 0.0 0.0 0:00.35 watchdog/0
12 root 20 0 0 0 0 S 0.0 0.0 0:00.00 kdevtmpfs
13 root 0 -20 0 0 0 S 0.0 0.0 0:00.00 netns
14 root 20 0 0 0 0 S 0.0 0.0 0:00.01 khungtaskd
15 root 0 -20 0 0 0 S 0.0 0.0 0:00.00 writeback
16 root 0 -20 0 0 0 S 0.0 0.0 0:00.00 kintegrityd
17 root 0 -20 0 0 0 S 0.0 0.0 0:00.00 bioset
18 root 0 -20 0 0 0 S 0.0 0.0 0:00.00 kblockd
...
top -p [pid]
top -p 1
// the output is:
top - 08:54:50 up 47 min, 2 users, load average: 0.01, 0.04, 0.05
Tasks: 1 total, 0 running, 1 sleeping, 0 stopped, 0 zombie
%Cpu(s): 0.0 us, 0.0 sy, 0.0 ni,100.0 id, 0.0 wa, 0.0 hi, 0.0 si, 0.0 st
KiB Mem : 995684 total, 353708 free, 201296 used, 440680 buff/cache
KiB Swap: 2097148 total, 2097148 free, 0 used. 639440 avail Mem
PID USER PR NI VIRT RES SHR S %CPU %MEM TIME+ COMMAND
1 root 20 0 128024 6640 4144 S 0.0 0.7 0:02.64 systemd
top -b -n 1 > /root/test.log (recode the result of top at that moment)
top -b -n 1 > /root/test.log
┌─[root@nedrain]─[~]
└──? $ll -ah
-rw-r--r-- 1 root root 5.1K Jun 18 21:01 test.log
pstree ( -p : show the pid, -u : show the group)
┌─[root@nedrain]─[~]
└──? $pstree
systemd─┬─AliSecGuard───6*[{AliSecGuard}]
├─AliYunDun───22*[{AliYunDun}]
├─AliYunDunUpdate───3*[{AliYunDunUpdate}]
├─2*[agetty]
├─aliyun-service───2*[{aliyun-service}]
├─atd
├─auditd───{auditd}
├─crond
├─dbus-daemon
├─dhclient
├─ntpd
├─polkitd───5*[{polkitd}]
├─rsyslogd───2*[{rsyslogd}]
├─sshd───sshd───bash───pstree
├─systemd-journal
├─systemd-logind
├─systemd-udevd
└─tuned───4*[{tuned}]
pstree -p
┌─[root@nedrain]─[~]
└──? $pstree -p
systemd(1)─┬─AliSecGuard(12188)─┬─{AliSecGuard}(12189)
│ ├─{AliSecGuard}(12190)
│ ├─{AliSecGuard}(12191)
│ ├─{AliSecGuard}(12192)
│ ├─{AliSecGuard}(12194)
│ └─{AliSecGuard}(12196)
├─AliYunDun(12134)─┬─{AliYunDun}(12135)
│ ├─{AliYunDun}(12136)
│ ├─{AliYunDun}(12147)
│ ├─{AliYunDun}(12148)
│ ├─{AliYunDun}(12149)
│ ├─{AliYunDun}(12150)
│ ├─{AliYunDun}(12151)
│ ├─{AliYunDun}(12152)
│ ├─{AliYunDun}(12153)
│ ├─{AliYunDun}(12154)
│ ├─{AliYunDun}(12155)
│ ├─{AliYunDun}(12156)
│ ├─{AliYunDun}(12157)
│ ├─{AliYunDun}(12158)
│ ├─{AliYunDun}(12159)
│ ├─{AliYunDun}(12160)
│ ├─{AliYunDun}(12161)
│ ├─{AliYunDun}(12162)
│ ├─{AliYunDun}(12163)
│ ├─{AliYunDun}(12164)
│ ├─{AliYunDun}(12165)
│ └─{AliYunDun}(12166)
├─AliYunDunUpdate(12073)─┬─{AliYunDunUpdate}(12075)
│ ├─{AliYunDunUpdate}(12076)
│ └─{AliYunDunUpdate}(12077)
├─agetty(497)
├─agetty(498)
├─aliyun-service(978)─┬─{aliyun-service}(980)
│ └─{aliyun-service}(981)
├─atd(468)
├─auditd(378)───{auditd}(379)
├─crond(465)
├─dbus-daemon(451)
├─dhclient(707)
├─ntpd(806)
├─polkitd(453)─┬─{polkitd}(480)
│ ├─{polkitd}(481)
│ ├─{polkitd}(483)
│ ├─{polkitd}(488)
│ └─{polkitd}(490)
├─rsyslogd(455)─┬─{rsyslogd}(471)
│ └─{rsyslogd}(475)
├─sshd(12871)───sshd(560)───bash(567)───pstree(14892)
├─systemd-journal(326)
├─systemd-logind(458)
├─systemd-udevd(348)
└─tuned(789)─┬─{tuned}(935)
├─{tuned}(936)
├─{tuned}(937)
└─{tuned}(938)
pstree -u
┌─[root@nedrain]─[~]
└──? $pstree -u
systemd─┬─AliSecGuard───6*[{AliSecGuard}]
├─AliYunDun───22*[{AliYunDun}]
├─AliYunDunUpdate───3*[{AliYunDunUpdate}]
├─2*[agetty]
├─aliyun-service───2*[{aliyun-service}]
├─atd
├─auditd───{auditd}
├─crond
├─dbus-daemon(dbus)
├─dhclient
├─ntpd(ntp)
├─polkitd(polkitd)───5*[{polkitd}]
├─rsyslogd───2*[{rsyslogd}]
├─sshd───sshd───bash───pstree
├─systemd-journal
├─systemd-logind
├─systemd-udevd
└─tuned───4*[{tuned}]
kill [Signal] PID (Signal : 1 for reboot, 9 for force kil)
// Haven‘t done the experiment
killall [Signal][the NAME of a process, NOT PID] (
killall 9 httpd // it will kill all httpd processes
pkill -9 -t [terminal name] (kill a terminal)
// first use "w"
┌─[root@192]─[~]
└──? $w
09:25:53 up 1:18, 2 users, load average: 0.05, 0.04, 0.05
USER TTY FROM LOGIN@ IDLE JCPU PCPU WHAT
root tty1 Wed12 44:49 0.49s 0.49s -bash
root pts/0 192.168.5.13 08:42 1.00s 0.05s 0.01s w
// you can see the line "what" is "w" is your terminal "pts/0", you can kill "tty1" by "pkill -9 -t tty1"
pkill -9 -t tty1
Jobs ( some processes running undergroud)
way 1 , append "&" at a command
// tar -zcf etc.tar.gz /etc &
┌─[root@192]─[~]
└──? $tar -zcf etc.tar.gz /etc &
// jobs
┌─[root@192]─[~]
└──? $jobs
[1]+ Running tar -zcf ect.tar.gz /etc &
way 2 : press ctrl + z
// tar -zcf etc.tar.gz /etc
┌─[root@192]─[~]
└──? $tar -zcf etc.tar.gz /etc /
/ PRESS CTRL + Z
// jobs
┌─[root@192]─[~]
└──? $jobs
[1]+ Stopped tar -zcf ect.tar.gz /etc &
"fg %[Jobs ID]" ( jobs id is like [1] above) "bg %[jobs ID]"
fg resumes the jobs to foreground, bg resumes jobs to background
vmstat [time delay] [refresh time]
vmstat 1 3
┌─[root@192]─[~]
└──? $vmstat 1 3
procs -----------memory---------- ---swap-- -----io---- -system-- ------cpu-----
r b swpd free buff cache si so bi bo in cs us sy id wa st
2 0 0 336564 2108 454448 0 0 35 50 68 121 0 1 99 0 0
0 0 0 336572 2108 454448 0 0 0 0 38 71 0 0 100 0 0
0 0 0 336572 2108 454448 0 0 0 0 43 72 0 1 99 0 0
dmesg ( show what the kernel did when it boots)
┌─[root@nedrain]─[~]
└──? $dmesg
[ 0.000000] Initializing cgroup subsys cpuset
[ 0.000000] Initializing cgroup subsys cpu
[ 0.000000] Initializing cgroup subsys cpuacct
[ 0.000000] Linux version 3.10.0-693.2.2.el7.x86_64 (builder@kbuilder.dev.centos.org) (gcc version 4.8.5 20150623 (Red Hat 4.8.5-16) (GCC) ) #1 SMP Tue Sep 12 22:26:13 UTC 2017
[ 0.000000] Command line: BOOT_IMAGE=/boot/vmlinuz-3.10.0-693.2.2.el7.x86_64 root=UUID=eb448abb-3012-4d8d-bcde-94434d586a31 ro crashkernel=auto net.ifnames=0 console=tty0 console=ttyS0,115200n8
[ 0.000000] e820: BIOS-provided physical RAM map:
[ 0.000000] BIOS-e820: [mem 0x0000000000000000-0x000000000009fbff] usable
[ 0.000000] BIOS-e820: [mem 0x000000000009fc00-0x000000000009ffff] reserved
[ 0.000000] BIOS-e820: [mem 0x00000000000f0000-0x00000000000fffff] reserved
[ 0.000000] BIOS-e820: [mem 0x0000000000100000-0x0000000013ffffff] usable
[ 0.000000] BIOS-e820: [mem 0x0000000014000000-0x000000001511ffff] reserved
[ 0.000000] BIOS-e820: [mem 0x0000000015120000-0x000000003dfcdfff] usable
[ 0.000000] BIOS-e820: [mem 0x000000003dfce000-0x000000003fffffff] reserved
[ 0.000000] BIOS-e820: [mem 0x00000000feffc000-0x00000000feffffff] reserved
[ 0.000000] BIOS-e820: [mem 0x00000000fffc0000-0x00000000ffffffff] reserved
[ 0.000000] NX (Execute Disable) protection: active
[ 0.000000] SMBIOS 2.8 present.
[ 0.000000] DMI: Alibaba Cloud Alibaba Cloud ECS, BIOS 8c24b4c 04/01/2014
[ 0.000000] Hypervisor detected: KVM
[ 0.000000] e820: update [mem 0x00000000-0x00000fff] usable ==> reserved
[ 0.000000] e820: remove [mem 0x000a0000-0x000fffff] usable
[ 0.000000] e820: last_pfn = 0x3dfce max_arch_pfn = 0x400000000
[ 0.000000] MTRR default type: write-back
[ 0.000000] MTRR fixed ranges enabled:
[ 0.000000] 00000-9FFFF write-back
[ 0.000000] A0000-BFFFF uncachable
[ 0.000000] C0000-FFFFF write-protect
[ 0.000000] MTRR variable ranges enabled:
[ 0.000000] 0 base 000080000000 mask 3FFF80000000 uncachable
[ 0.000000] 1 disabled
[ 0.000000] 2 disabled
[ 0.000000] 3 disabled
[ 0.000000] 4 disabled
[ 0.000000] 5 disabled
[ 0.000000] 6 disabled
[ 0.000000] 7 disabled
[ 0.000000] x86 PAT enabled: cpu 0, old 0x7040600070406, new 0x7010600070106
[ 0.000000] found SMP MP-table at [mem 0x000f5a10-0x000f5a1f] mapped at [ffff8800000f5a10]
[ 0.000000] Base memory trampoline at [ffff880000099000] 99000 size 24576
[ 0.000000] Using GB pages for direct mapping
[ 0.000000] BRK [0x01fe9000, 0x01fe9fff] PGTABLE
[ 0.000000] BRK [0x01fea000, 0x01feafff] PGTABLE
[ 0.000000] BRK [0x01feb000, 0x01febfff] PGTABLE
[ 0.000000] BRK [0x01fec000, 0x01fecfff] PGTABLE
[ 0.000000] BRK [0x01fed000, 0x01fedfff] PGTABLE
[ 0.000000] RAMDISK: [mem 0x35e41000-0x36f18fff]
[ 0.000000] Early table checksum verification disabled
[ 0.000000] ACPI: RSDP 00000000000f5810 00014 (v00 BOCHS )
[ 0.000000] ACPI: RSDT 000000003dfe19c5 00034 (v01 BOCHS BXPCRSDT 00000001 BXPC 00000001)
[ 0.000000] ACPI: FACP 000000003dfe0bfe 00074 (v01 BOCHS BXPCFACP 00000001 BXPC 00000001)
[ 0.000000] ACPI: DSDT 000000003dfe0040 00BBE (v01 BOCHS BXPCDSDT 00000001 BXPC 00000001)
[ 0.000000] ACPI: FACS 000000003dfe0000 00040
[ 0.000000] ACPI: SSDT 000000003dfe0c72 00C23 (v01 BOCHS BXPCSSDT 00000001 BXPC 00000001)
[ 0.000000] ACPI: APIC 000000003dfe1895 00078 (v01 BOCHS BXPCAPIC 00000001 BXPC 00000001)
[ 0.000000] ACPI: SRAT 000000003dfe190d 000B8 (v01 BOCHS BXPCSRAT 00000001 BXPC 00000001)
[ 0.000000] ACPI: Local APIC address 0xfee00000
[ 0.000000] SRAT: PXM 0 -> APIC 0x00 -> Node 0
[ 0.000000] SRAT: Node 0 PXM 0 [mem 0x00000000-0x0009ffff]
[ 0.000000] SRAT: Node 0 PXM 0 [mem 0x00100000-0x3fffffff]
[ 0.000000] NUMA: Node 0 [mem 0x00000000-0x0009ffff] + [mem 0x00100000-0x3dfcdfff] -> [mem 0x00000000-0x3dfcdfff]
[ 0.000000] NODE_DATA(0) allocated [mem 0x3dfa7000-0x3dfcdfff]
[ 0.000000] crashkernel=auto resulted in zero bytes of reserved memory.
[ 0.000000] kvm-clock: Using msrs 4b564d01 and 4b564d00
[ 0.000000] kvm-clock: cpu 0, msr 0:3df57001, primary cpu clock
[ 0.000000] kvm-clock: using sched offset of 5637082418 cycles
[ 0.000000] Zone ranges:
[ 0.000000] DMA [mem 0x00001000-0x00ffffff]
[ 0.000000] DMA32 [mem 0x01000000-0xffffffff]
[ 0.000000] Normal empty
[ 0.000000] Movable zone start for each node
[ 0.000000] Early memory node ranges
[ 0.000000] node 0: [mem 0x00001000-0x0009efff]
[ 0.000000] node 0: [mem 0x00100000-0x13ffffff]
[ 0.000000] node 0: [mem 0x15120000-0x3dfcdfff]
[ 0.000000] Initmem setup node 0 [mem 0x00001000-0x3dfcdfff]
[ 0.000000] On node 0 totalpages: 249420
[ 0.000000] DMA zone: 64 pages used for memmap
[ 0.000000] DMA zone: 21 pages reserved
[ 0.000000] DMA zone: 3998 pages, LIFO batch:0
[ 0.000000] DMA32 zone: 3904 pages used for memmap
[ 0.000000] DMA32 zone: 245422 pages, LIFO batch:31
[ 0.000000] ACPI: PM-Timer IO Port: 0x608
[ 0.000000] ACPI: Local APIC address 0xfee00000
[ 0.000000] ACPI: LAPIC (acpi_id[0x00] lapic_id[0x00] enabled)
[ 0.000000] ACPI: LAPIC_NMI (acpi_id[0xff] dfl dfl lint[0x1])
[ 0.000000] ACPI: IOAPIC (id[0x00] address[0xfec00000] gsi_base[0])
[ 0.000000] IOAPIC[0]: apic_id 0, version 17, address 0xfec00000, GSI 0-23
[ 0.000000] ACPI: INT_SRC_OVR (bus 0 bus_irq 0 global_irq 2 dfl dfl)
[ 0.000000] ACPI: INT_SRC_OVR (bus 0 bus_irq 5 global_irq 5 high level)
[ 0.000000] ACPI: INT_SRC_OVR (bus 0 bus_irq 9 global_irq 9 high level)
[ 0.000000] ACPI: INT_SRC_OVR (bus 0 bus_irq 10 global_irq 10 high level)
[ 0.000000] ACPI: INT_SRC_OVR (bus 0 bus_irq 11 global_irq 11 high level)
[ 0.000000] ACPI: IRQ0 used by override.
[ 0.000000] ACPI: IRQ5 used by override.
[ 0.000000] ACPI: IRQ9 used by override.
[ 0.000000] ACPI: IRQ10 used by override.
[ 0.000000] ACPI: IRQ11 used by override.
[ 0.000000] Using ACPI (MADT) for SMP configuration information
[ 0.000000] smpboot: Allowing 1 CPUs, 0 hotplug CPUs
[ 0.000000] PM: Registered nosave memory: [mem 0x0009f000-0x0009ffff]
[ 0.000000] PM: Registered nosave memory: [mem 0x000a0000-0x000effff]
[ 0.000000] PM: Registered nosave memory: [mem 0x000f0000-0x000fffff]
[ 0.000000] PM: Registered nosave memory: [mem 0x14000000-0x1511ffff]
[ 0.000000] e820: [mem 0x40000000-0xfeffbfff] available for PCI devices
[ 0.000000] Booting paravirtualized kernel on KVM
[ 0.000000] setup_percpu: NR_CPUS:5120 nr_cpumask_bits:1 nr_cpu_ids:1 nr_node_ids:1
[ 0.000000] PERCPU: Embedded 33 pages/cpu @ffff88003dc00000 s97048 r8192 d29928 u2097152
[ 0.000000] pcpu-alloc: s97048 r8192 d29928 u2097152 alloc=1*2097152
[ 0.000000] pcpu-alloc: [0] 0
[ 0.000000] KVM setup async PF for cpu 0
[ 0.000000] kvm-stealtime: cpu 0, msr 3dc0f440
[ 0.000000] PV qspinlock hash table entries: 256 (order: 0, 4096 bytes)
[ 0.000000] Built 1 zonelists in Node order, mobility grouping on. Total pages: 245431
[ 0.000000] Policy zone: DMA32
[ 0.000000] Kernel command line: BOOT_IMAGE=/boot/vmlinuz-3.10.0-693.2.2.el7.x86_64 root=UUID=eb448abb-3012-4d8d-bcde-94434d586a31 ro crashkernel=auto net.ifnames=0 console=tty0 console=ttyS0,115200n8
[ 0.000000] PID hash table entries: 4096 (order: 3, 32768 bytes)
[ 0.000000] x86/fpu: xstate_offset[2]: 0240, xstate_sizes[2]: 0100
[ 0.000000] x86/fpu: xstate_offset[3]: 03c0, xstate_sizes[3]: 0040
[ 0.000000] x86/fpu: xstate_offset[4]: 0400, xstate_sizes[4]: 0040
[ 0.000000] x86/fpu: xstate_offset[5]: 0440, xstate_sizes[5]: 0040
[ 0.000000] x86/fpu: xstate_offset[6]: 0480, xstate_sizes[6]: 0200
[ 0.000000] x86/fpu: xstate_offset[7]: 0680, xstate_sizes[7]: 0400
[ 0.000000] xsave: enabled xstate_bv 0xff, cntxt size 0xa80 using standard form
[ 0.000000] Memory: 946752k/1015608k available (6886k kernel code, 17928k absent, 50928k reserved, 4545k data, 1764k init)
[ 0.000000] SLUB: HWalign=64, Order=0-3, MinObjects=0, CPUs=1, Nodes=1
[ 0.000000] Hierarchical RCU implementation.
[ 0.000000] RCU restricting CPUs from NR_CPUS=5120 to nr_cpu_ids=1.
[ 0.000000] NR_IRQS:327936 nr_irqs:256 0
[ 0.000000] Console: colour VGA+ 80x25
[ 0.000000] console [tty0] enabled
[ 0.000000] console [ttyS0] enabled
[ 0.000000] allocated 4194304 bytes of page_cgroup
[ 0.000000] please try ‘cgroup_disable=memory‘ option if you don‘t want memory cgroups
[ 0.000000] tsc: Detected 2500.000 MHz processor
[ 0.170643] Calibrating delay loop (skipped) preset value.. 5000.00 BogoMIPS (lpj=2500000)
[ 0.172114] pid_max: default: 32768 minimum: 301
[ 0.172905] Security Framework initialized
[ 0.173638] SELinux: Initializing.
[ 0.174321] SELinux: Starting in permissive mode
[ 0.174322] Yama: becoming mindful.
[ 0.175085] Dentry cache hash table entries: 131072 (order: 8, 1048576 bytes)
[ 0.176249] Inode-cache hash table entries: 65536 (order: 7, 524288 bytes)
[ 0.177307] Mount-cache hash table entries: 2048 (order: 2, 16384 bytes)
[ 0.178265] Mountpoint-cache hash table entries: 2048 (order: 2, 16384 bytes)
[ 0.179384] Initializing cgroup subsys memory
[ 0.180145] Initializing cgroup subsys devices
[ 0.180906] Initializing cgroup subsys freezer
[ 0.181660] Initializing cgroup subsys net_cls
[ 0.182414] Initializing cgroup subsys blkio
[ 0.183160] Initializing cgroup subsys perf_event
[ 0.183942] Initializing cgroup subsys hugetlb
[ 0.184694] Initializing cgroup subsys pids
[ 0.185429] Initializing cgroup subsys net_prio
[ 0.186248] CPU: Physical Processor ID: 0
[ 0.186976] CPU: Processor Core ID: 0
[ 0.188692] mce: CPU supports 10 MCE banks
[ 0.189451] Last level iTLB entries: 4KB 0, 2MB 0, 4MB 0
[ 0.190291] Last level dTLB entries: 4KB 64, 2MB 0, 4MB 0
[ 0.191131] tlb_flushall_shift: 6
[ 0.200222] Freeing SMP alternatives: 24k freed
[ 0.205608] ACPI: Core revision 20130517
[ 0.206866] ACPI: All ACPI Tables successfully acquired
[ 0.207831] ftrace: allocating 26586 entries in 104 pages
[ 0.229774] smpboot: Max logical packages: 1
[ 0.236061] Enabling x2apic
[ 0.236689] Enabled x2apic
[ 0.237459] Switched APIC routing to physical x2apic.
[ 0.238988] ..TIMER: vector=0x30 apic1=0 pin1=2 apic2=-1 pin2=-1
[ 0.239882] smpboot: CPU0: Intel(R) Xeon(R) Platinum 8269CY CPU @ 2.50GHz (fam: 06, model: 55, stepping: 07)
[ 0.241604] TSC deadline timer enabled
[ 0.241611] Performance Events: unsupported p6 CPU model 85 no PMU driver, software events only.
[ 0.243191] KVM setup paravirtual spinlock
[ 0.244929] Brought up 1 CPUs
[ 0.245577] smpboot: Total of 1 processors activated (5000.00 BogoMIPS)
[ 0.246836] devtmpfs: initialized
[ 0.249098] EVM: security.selinux
[ 0.249777] EVM: security.ima
[ 0.250410] EVM: security.capability
[ 0.251622] atomic64 test passed for x86-64 platform with CX8 and with SSE
[ 0.252598] pinctrl core: initialized pinctrl subsystem
[ 0.253485] RTC time: 10:51:32, date: 06/16/20
[ 0.254310] NET: Registered protocol family 16
[ 0.255201] ACPI: bus type PCI registered
[ 0.255924] acpiphp: ACPI Hot Plug PCI Controller Driver version: 0.5
[ 0.256928] PCI: Using configuration type 1 for base access
[ 0.258372] ACPI: Added _OSI(Module Device)
[ 0.259119] ACPI: Added _OSI(Processor Device)
[ 0.259878] ACPI: Added _OSI(3.0 _SCP Extensions)
[ 0.260658] ACPI: Added _OSI(Processor Aggregator Device)
[ 0.261858] ACPI: EC: Look up EC in DSDT
[ 0.262084] ACPI: Executed 2 blocks of module-level executable AML code
[ 0.263396] ACPI: Interpreter enabled
[ 0.264101] ACPI: (supports S0 S5)
[ 0.264774] ACPI: Using IOAPIC for interrupt routing
[ 0.265582] PCI: Using host bridge windows from ACPI; if necessary, use "pci=nocrs" and report a bug
[ 0.268557] ACPI: PCI Root Bridge [PCI0] (domain 0000 [bus 00-ff])
[ 0.269463] acpi PNP0A03:00: _OSC: OS supports [ASPM ClockPM Segments MSI]
[ 0.270432] acpi PNP0A03:00: _OSC failed (AE_NOT_FOUND); disabling ASPM
[ 0.271398] acpi PNP0A03:00: fail to add MMCONFIG information, can‘t access extended PCI configuration space under this bridge.
[ 0.273216] acpiphp: Slot [3] registered
[ 0.273941] acpiphp: Slot [4] registered
[ 0.274662] acpiphp: Slot [5] registered
[ 0.275380] acpiphp: Slot [6] registered
[ 0.276103] acpiphp: Slot [7] registered
[ 0.276825] acpiphp: Slot [8] registered
[ 0.277547] acpiphp: Slot [9] registered
[ 0.278266] acpiphp: Slot [10] registered
[ 0.278994] acpiphp: Slot [11] registered
[ 0.279725] acpiphp: Slot [12] registered
[ 0.280450] acpiphp: Slot [13] registered
[ 0.281180] acpiphp: Slot [14] registered
[ 0.281908] acpiphp: Slot [15] registered
[ 0.282637] acpiphp: Slot [16] registered
[ 0.283361] acpiphp: Slot [17] registered
[ 0.284093] acpiphp: Slot [18] registered
[ 0.284821] acpiphp: Slot [19] registered
[ 0.285553] acpiphp: Slot [20] registered
[ 0.286281] acpiphp: Slot [21] registered
[ 0.287011] acpiphp: Slot [22] registered
[ 0.287741] acpiphp: Slot [23] registered
[ 0.288475] acpiphp: Slot [24] registered
[ 0.289201] acpiphp: Slot [25] registered
[ 0.289935] acpiphp: Slot [26] registered
[ 0.290666] acpiphp: Slot [27] registered
[ 0.291392] acpiphp: Slot [28] registered
[ 0.292120] acpiphp: Slot [29] registered
[ 0.292849] acpiphp: Slot [30] registered
[ 0.293576] acpiphp: Slot [31] registered
[ 0.294297] PCI host bridge to bus 0000:00
[ 0.295023] pci_bus 0000:00: root bus resource [bus 00-ff]
[ 0.295870] pci_bus 0000:00: root bus resource [io 0x0000-0x0cf7 window]
[ 0.296822] pci_bus 0000:00: root bus resource [io 0x0d00-0xadff window]
[ 0.297774] pci_bus 0000:00: root bus resource [io 0xae0f-0xaeff window]
[ 0.298722] pci_bus 0000:00: root bus resource [io 0xaf20-0xafdf window]
[ 0.299677] pci_bus 0000:00: root bus resource [io 0xafe4-0xffff window]
[ 0.300624] pci_bus 0000:00: root bus resource [mem 0x000a0000-0x000bffff window]
[ 0.301955] pci_bus 0000:00: root bus resource [mem 0x40000000-0xfebfffff window]
[ 0.303309] pci 0000:00:00.0: [8086:1237] type 00 class 0x060000
[ 0.303563] pci 0000:00:01.0: [8086:7000] type 00 class 0x060100
[ 0.303908] pci 0000:00:01.1: [8086:7010] type 00 class 0x010180
[ 0.309291] pci 0000:00:01.1: reg 0x20: [io 0xc060-0xc06f]
[ 0.311356] pci 0000:00:01.1: legacy IDE quirk: reg 0x10: [io 0x01f0-0x01f7]
[ 0.312349] pci 0000:00:01.1: legacy IDE quirk: reg 0x14: [io 0x03f6]
[ 0.313287] pci 0000:00:01.1: legacy IDE quirk: reg 0x18: [io 0x0170-0x0177]
[ 0.314267] pci 0000:00:01.1: legacy IDE quirk: reg 0x1c: [io 0x0376]
[ 0.315305] pci 0000:00:01.2: [8086:7020] type 00 class 0x0c0300
[ 0.320479] pci 0000:00:01.2: reg 0x20: [io 0xc000-0xc01f]
[ 0.322634] pci 0000:00:01.3: [8086:7113] type 00 class 0x068000
[ 0.322900] pci 0000:00:01.3: quirk: [io 0x0600-0x063f] claimed by PIIX4 ACPI
[ 0.324222] pci 0000:00:01.3: quirk: [io 0x0700-0x070f] claimed by PIIX4 SMB
[ 0.325346] pci 0000:00:02.0: [1013:00b8] type 00 class 0x030000
[ 0.328247] pci 0000:00:02.0: reg 0x10: [mem 0xfc000000-0xfdffffff pref]
[ 0.330537] pci 0000:00:02.0: reg 0x14: [mem 0xfebf0000-0xfebf0fff]
[ 0.341852] pci 0000:00:02.0: reg 0x30: [mem 0xfebe0000-0xfebeffff pref]
[ 0.341992] pci 0000:00:03.0: [1af4:1003] type 00 class 0x078000
[ 0.343993] pci 0000:00:03.0: reg 0x10: [io 0xc020-0xc03f]
[ 0.345951] pci 0000:00:03.0: reg 0x14: [mem 0xfebf1000-0xfebf1fff]
[ 0.355925] pci 0000:00:04.0: [1af4:1001] type 00 class 0x010000
[ 0.358663] pci 0000:00:04.0: reg 0x10: [mem 0xfe000000-0xfe000fff 64bit pref]
[ 0.360767] pci 0000:00:04.0: reg 0x18: [mem 0xfe001000-0xfe001fff 64bit pref]
[ 0.367247] pci 0000:00:05.0: [1af4:1000] type 00 class 0x020000
[ 0.369383] pci 0000:00:05.0: reg 0x10: [mem 0xfe002000-0xfe002fff 64bit pref]
[ 0.371487] pci 0000:00:05.0: reg 0x18: [mem 0xfe003000-0xfe003fff 64bit pref]
[ 0.377933] pci 0000:00:06.0: [1af4:1002] type 00 class 0x00ff00
[ 0.379000] pci 0000:00:06.0: reg 0x10: [io 0xc040-0xc05f]
[ 0.385543] ACPI: PCI Interrupt Link [LNKA] (IRQs 5 *10 11)
[ 0.386776] ACPI: PCI Interrupt Link [LNKB] (IRQs 5 *10 11)
[ 0.387989] ACPI: PCI Interrupt Link [LNKC] (IRQs 5 10 *11)
[ 0.389197] ACPI: PCI Interrupt Link [LNKD] (IRQs 5 10 *11)
[ 0.390384] ACPI: PCI Interrupt Link [LNKS] (IRQs *9)
[ 0.391577] ACPI: Enabled 16 GPEs in block 00 to 0F
[ 0.392554] vgaarb: device added: PCI:0000:00:02.0,decodes=io+mem,owns=io+mem,locks=none
[ 0.393938] vgaarb: loaded
[ 0.394550] vgaarb: bridge control possible 0000:00:02.0
[ 0.395413] SCSI subsystem initialized
[ 0.396132] ACPI: bus type USB registered
[ 0.396861] usbcore: registered new interface driver usbfs
[ 0.397712] usbcore: registered new interface driver hub
[ 0.398548] usbcore: registered new device driver usb
[ 0.399406] PCI: Using ACPI for IRQ routing
[ 0.400139] PCI: pci_cache_line_size set to 64 bytes
[ 0.400245] e820: reserve RAM buffer [mem 0x0009fc00-0x0009ffff]
[ 0.400247] e820: reserve RAM buffer [mem 0x3dfce000-0x3fffffff]
[ 0.400310] NetLabel: Initializing
[ 0.400985] NetLabel: domain hash size = 128
[ 0.401733] NetLabel: protocols = UNLABELED CIPSOv4
[ 0.402541] NetLabel: unlabeled traffic allowed by default
[ 0.403413] amd_nb: Cannot enumerate AMD northbridges
[ 0.404230] Switched to clocksource kvm-clock
[ 0.407952] pnp: PnP ACPI init
[ 0.408617] ACPI: bus type PNP registered
[ 0.409379] pnp 00:00: Plug and Play ACPI device, IDs PNP0b00 (active)
[ 0.409404] pnp 00:01: Plug and Play ACPI device, IDs PNP0303 (active)
[ 0.409425] pnp 00:02: Plug and Play ACPI device, IDs PNP0f13 (active)
[ 0.409447] pnp 00:03: [dma 2]
[ 0.409454] pnp 00:03: Plug and Play ACPI device, IDs PNP0700 (active)
[ 0.409504] pnp 00:04: Plug and Play ACPI device, IDs PNP0501 (active)
[ 0.409618] pnp: PnP ACPI: found 5 devices
[ 0.410345] ACPI: bus type PNP unregistered
[ 0.416246] pci_bus 0000:00: resource 4 [io 0x0000-0x0cf7 window]
[ 0.416248] pci_bus 0000:00: resource 5 [io 0x0d00-0xadff window]
[ 0.416249] pci_bus 0000:00: resource 6 [io 0xae0f-0xaeff window]
[ 0.416250] pci_bus 0000:00: resource 7 [io 0xaf20-0xafdf window]
[ 0.416251] pci_bus 0000:00: resource 8 [io 0xafe4-0xffff window]
[ 0.416252] pci_bus 0000:00: resource 9 [mem 0x000a0000-0x000bffff window]
[ 0.416253] pci_bus 0000:00: resource 10 [mem 0x40000000-0xfebfffff window]
[ 0.416274] NET: Registered protocol family 2
[ 0.417143] TCP established hash table entries: 8192 (order: 4, 65536 bytes)
[ 0.418132] TCP bind hash table entries: 8192 (order: 5, 131072 bytes)
[ 0.419073] TCP: Hash tables configured (established 8192 bind 8192)
[ 0.420015] TCP: reno registered
[ 0.420673] UDP hash table entries: 512 (order: 2, 16384 bytes)
[ 0.421556] UDP-Lite hash table entries: 512 (order: 2, 16384 bytes)
[ 0.422504] NET: Registered protocol family 1
[ 0.423263] pci 0000:00:00.0: Limiting direct PCI/PCI transfers
[ 0.424153] pci 0000:00:01.0: PIIX3: Enabling Passive Release
[ 0.425031] pci 0000:00:01.0: Activating ISA DMA hang workarounds
[ 0.444225] ACPI: PCI Interrupt Link [LNKD] enabled at IRQ 11
[ 0.463883] pci 0000:00:02.0: Boot video device
[ 0.463922] PCI: CLS 0 bytes, default 64
[ 0.463947] Unpacking initramfs...
[ 0.646054] Freeing initrd memory: 17248k freed
[ 0.650468] RAPL PMU: API unit is 2^-32 Joules, 3 fixed counters, 10737418240 ms ovfl timer
[ 0.651876] RAPL PMU: hw unit of domain pp0-core 2^-0 Joules
[ 0.652733] RAPL PMU: hw unit of domain package 2^-0 Joules
[ 0.653586] RAPL PMU: hw unit of domain dram 2^-16 Joules
[ 0.654569] sha1_ssse3: Using AVX optimized SHA-1 implementation
[ 0.655499] sha256_ssse3: Using AVX2 optimized SHA-256 implementation
[ 0.656556] futex hash table entries: 256 (order: 2, 16384 bytes)
[ 0.665327] Initialise system trusted keyring
[ 0.666094] audit: initializing netlink socket (disabled)
[ 0.666939] type=2000 audit(1592275893.569:1): initialized
[ 0.687731] HugeTLB registered 1 GB page size, pre-allocated 0 pages
[ 0.688660] HugeTLB registered 2 MB page size, pre-allocated 0 pages
[ 0.690123] zpool: loaded
[ 0.690732] zbud: loaded
[ 0.691429] VFS: Disk quotas dquot_6.5.2
[ 0.692163] Dquot-cache hash table entries: 512 (order 0, 4096 bytes)
[ 0.693190] msgmni has been set to 1882
[ 0.693931] Key type big_key registered
[ 0.694641] SELinux: Registering netfilter hooks
[ 0.694929] NET: Registered protocol family 38
[ 0.695702] Key type asymmetric registered
[ 0.696431] Asymmetric key parser ‘x509‘ registered
[ 0.697251] Block layer SCSI generic (bsg) driver version 0.4 loaded (major 250)
[ 0.698600] io scheduler noop registered
[ 0.699321] io scheduler deadline registered (default)
[ 0.700162] io scheduler cfq registered
[ 0.700942] pci_hotplug: PCI Hot Plug PCI Core version: 0.5
[ 0.701801] pciehp: PCI Express Hot Plug Controller Driver version: 0.4
[ 0.702792] intel_idle: does not run on family 6 model 85
[ 0.702829] input: Power Button as /devices/LNXSYSTM:00/LNXPWRBN:00/input/input0
[ 0.704159] ACPI: Power Button [PWRF]
[ 0.704924] GHES: HEST is not enabled!
[ 0.705660] Serial: 8250/16550 driver, 4 ports, IRQ sharing enabled
[ 0.731060] 00:04: ttyS0 at I/O 0x3f8 (irq = 4) is a 16550A
[ 0.732135] Non-volatile memory driver v1.3
[ 0.732885] Linux agpgart interface v0.103
[ 0.733684] crash memory driver: version 1.1
[ 0.734466] rdac: device handler registered
[ 0.735213] hp_sw: device handler registered
[ 0.735957] emc: device handler registered
[ 0.736687] alua: device handler registered
[ 0.737440] libphy: Fixed MDIO Bus: probed
[ 0.738196] ehci_hcd: USB 2.0 ‘Enhanced‘ Host Controller (EHCI) Driver
[ 0.739129] ehci-pci: EHCI PCI platform driver
[ 0.739891] ohci_hcd: USB 1.1 ‘Open‘ Host Controller (OHCI) Driver
[ 0.740797] ohci-pci: OHCI PCI platform driver
[ 0.741561] uhci_hcd: USB Universal Host Controller Interface driver
[ 0.761348] uhci_hcd 0000:00:01.2: UHCI Host Controller
[ 0.762212] uhci_hcd 0000:00:01.2: new USB bus registered, assigned bus number 1
[ 0.763545] uhci_hcd 0000:00:01.2: detected 2 ports
[ 0.764395] uhci_hcd 0000:00:01.2: irq 11, io base 0x0000c000
[ 0.765319] usb usb1: New USB device found, idVendor=1d6b, idProduct=0001
[ 0.766281] usb usb1: New USB device strings: Mfr=3, Product=2, SerialNumber=1
[ 0.767593] usb usb1: Product: UHCI Host Controller
[ 0.768386] usb usb1: Manufacturer: Linux 3.10.0-693.2.2.el7.x86_64 uhci_hcd
[ 0.769362] usb usb1: SerialNumber: 0000:00:01.2
[ 0.770179] hub 1-0:1.0: USB hub found
[ 0.770888] hub 1-0:1.0: 2 ports detected
[ 0.771694] usbcore: registered new interface driver usbserial
[ 0.772573] usbcore: registered new interface driver usbserial_generic
[ 0.773515] usbserial: USB Serial support registered for generic
[ 0.774418] i8042: PNP: PS/2 Controller [PNP0303:KBD,PNP0f13:MOU] at 0x60,0x64 irq 1,12
[ 0.776288] serio: i8042 KBD port at 0x60,0x64 irq 1
[ 0.777092] serio: i8042 AUX port at 0x60,0x64 irq 12
[ 0.777943] mousedev: PS/2 mouse device common for all mice
[ 0.778992] input: AT Translated Set 2 keyboard as /devices/platform/i8042/serio0/input/input1
[ 0.780797] input: VirtualPS/2 VMware VMMouse as /devices/platform/i8042/serio1/input/input2
[ 0.782243] rtc_cmos 00:00: RTC can wake from S4
[ 0.783310] input: VirtualPS/2 VMware VMMouse as /devices/platform/i8042/serio1/input/input3
[ 0.784746] rtc_cmos 00:00: rtc core: registered rtc_cmos as rtc0
[ 0.785703] rtc_cmos 00:00: alarms up to one day, 114 bytes nvram
[ 0.786636] cpuidle: using governor menu
[ 0.787429] hidraw: raw HID events driver (C) Jiri Kosina
[ 0.788321] usbcore: registered new interface driver usbhid
[ 0.789177] usbhid: USB HID core driver
[ 0.789925] drop_monitor: Initializing network drop monitor service
[ 0.790886] TCP: cubic registered
[ 0.791555] Initializing XFRM netlink socket
[ 0.792351] NET: Registered protocol family 10
[ 0.793224] NET: Registered protocol family 17
[ 0.794057] microcode: CPU0 sig=0x50657, pf=0x1, revision=0x1
[ 0.794937] microcode: Microcode Update Driver: v2.01 <tigran@aivazian.fsnet.co.uk>, Peter Oruba
[ 0.796431] PM: Hibernation image not present or could not be loaded.
[ 0.796433] Loading compiled-in X.509 certificates
[ 0.797238] Loaded X.509 cert ‘CentOS Linux kpatch signing key: ea0413152cde1d98ebdca3fe6f0230904c9ef717‘
[ 0.798759] Loaded X.509 cert ‘CentOS Linux Driver update signing key: 7f421ee0ab69461574bb358861dbe77762a4201b‘
[ 0.800636] Loaded X.509 cert ‘CentOS Linux kernel signing key: c08b355341760f030a64e3c550e113cd47771ea9‘
[ 0.802153] registered taskstats version 1
[ 0.804042] Key type trusted registered
[ 0.805772] Key type encrypted registered
[ 0.807474] IMA: No TPM chip found, activating TPM-bypass!
[ 0.808521] Magic number: 8:600:881
[ 0.809287] rtc_cmos 00:00: setting system clock to 2020-06-16 10:51:33 UTC (1592304693)
[ 0.811279] Freeing unused kernel memory: 1764k freed
[ 0.814021] random: systemd: uninitialized urandom read (16 bytes read)
[ 0.815365] random: systemd: uninitialized urandom read (16 bytes read)
[ 0.816335] random: systemd: uninitialized urandom read (16 bytes read)
[ 0.818058] systemd[1]: systemd 219 running in system mode. (+PAM +AUDIT +SELINUX +IMA -APPARMOR +SMACK +SYSVINIT +UTMP +LIBCRYPTSETUP +GCRYPT +GNUTLS +ACL +XZ -LZ4 -SECCOMP +BLKID +ELFUTILS +KMOD +IDN)
[ 0.820614] systemd[1]: Detected virtualization kvm.
[ 0.821420] systemd[1]: Detected architecture x86-64.
[ 0.822237] systemd[1]: Running in initial RAM disk.
[ 0.823692] systemd[1]: Set hostname to <localhost.localdomain>.
[ 0.840514] random: systemd: uninitialized urandom read (16 bytes read)
[ 0.841513] random: systemd: uninitialized urandom read (16 bytes read)
[ 0.842491] random: systemd: uninitialized urandom read (16 bytes read)
[ 0.843482] random: systemd: uninitialized urandom read (16 bytes read)
[ 0.844749] random: systemd: uninitialized urandom read (16 bytes read)
[ 0.845789] random: systemd: uninitialized urandom read (16 bytes read)
[ 0.846848] random: systemd: uninitialized urandom read (16 bytes read)
[ 0.850344] systemd[1]: Reached target Local File Systems.
[ 0.851206] systemd[1]: Starting Local File Systems.
[ 0.852474] systemd[1]: Reached target Swap.
[ 0.853220] systemd[1]: Starting Swap.
[ 0.854381] systemd[1]: Reached target Timers.
[ 0.855147] systemd[1]: Starting Timers.
[ 0.856457] systemd[1]: Created slice Root Slice.
[ 0.857247] systemd[1]: Starting Root Slice.
[ 0.858511] systemd[1]: Listening on udev Kernel Socket.
[ 0.859350] systemd[1]: Starting udev Kernel Socket.
[ 0.860708] systemd[1]: Listening on udev Control Socket.
[ 0.861560] systemd[1]: Starting udev Control Socket.
[ 0.862883] systemd[1]: Listening on Journal Socket.
[ 0.863697] systemd[1]: Starting Journal Socket.
[ 0.864960] systemd[1]: Reached target Sockets.
[ 0.865736] systemd[1]: Starting Sockets.
[ 0.866983] systemd[1]: Created slice System Slice.
[ 0.867788] systemd[1]: Starting System Slice.
[ 0.868793] systemd[1]: Starting Create list of required static device nodes for the current kernel...
[ 0.871097] systemd[1]: Starting Journal Service...
[ 0.873285] systemd[1]: Starting Setup Virtual Console...
[ 0.875976] systemd[1]: Starting dracut cmdline hook...
[ 0.882645] systemd[1]: Reached target Slices.
[ 0.884998] systemd[1]: Starting Slices.
[ 0.888538] systemd[1]: Starting Apply Kernel Variables...
[ 0.920276] systemd[1]: Started Journal Service.
[ 1.010987] random: fast init done
[ 1.073237] usb 1-1: new full-speed USB device number 2 using uhci_hcd
[ 1.089542] FDC 0 is a S82078B
[ 1.154988] libata version 3.00 loaded.
[ 1.168004] [drm] Initialized
[ 1.183770] ACPI: PCI Interrupt Link [LNKC] enabled at IRQ 10
[ 1.184690] virtio-pci 0000:00:03.0: virtio_pci: leaving for legacy driver
[ 1.192201] ata_piix 0000:00:01.1: version 2.13
[ 1.198236] scsi host0: ata_piix
[ 1.205297] scsi host1: ata_piix
[ 1.205998] ata1: PATA max MWDMA2 cmd 0x1f0 ctl 0x3f6 bmdma 0xc060 irq 14
[ 1.206957] ata2: PATA max MWDMA2 cmd 0x170 ctl 0x376 bmdma 0xc068 irq 15
[ 1.208248] virtio-pci 0000:00:04.0: virtio_pci: leaving for legacy driver
[ 1.209419] virtio-pci 0000:00:05.0: virtio_pci: leaving for legacy driver
[ 1.244019] ACPI: PCI Interrupt Link [LNKB] enabled at IRQ 10
[ 1.244918] virtio-pci 0000:00:06.0: virtio_pci: leaving for legacy driver
[ 1.252334] virtio-pci 0000:00:04.0: irq 24 for MSI/MSI-X
[ 1.252348] virtio-pci 0000:00:04.0: irq 25 for MSI/MSI-X
[ 1.254333] virtio-pci 0000:00:05.0: irq 26 for MSI/MSI-X
[ 1.254346] virtio-pci 0000:00:05.0: irq 27 for MSI/MSI-X
[ 1.254357] virtio-pci 0000:00:05.0: irq 28 for MSI/MSI-X
[ 1.255387] virtio-pci 0000:00:03.0: irq 29 for MSI/MSI-X
[ 1.255399] virtio-pci 0000:00:03.0: irq 30 for MSI/MSI-X
[ 1.260247] [TTM] Zone kernel: Available graphics memory: 482894 kiB
[ 1.261192] [TTM] Initializing pool allocator
[ 1.261981] [TTM] Initializing DMA pool allocator
[ 1.262975] [drm] fb mappable at 0xFC000000
[ 1.263726] [drm] vram aper at 0xFC000000
[ 1.264457] [drm] size 33554432
[ 1.265104] [drm] fb depth is 24
[ 1.265764] [drm] pitch is 3072
[ 1.267386] fbcon: cirrusdrmfb (fb0) is primary device
[ 1.286687] Console: switching to colour frame buffer device 128x48
[ 1.286700] vda: vda1
[ 1.295804] cirrus 0000:00:02.0: fb0: cirrusdrmfb frame buffer device
[ 1.304145] [drm] Initialized cirrus 1.0.0 20110418 for 0000:00:02.0 on minor 0
[ 1.657255] tsc: Refined TSC clocksource calibration: 2499.914 MHz
[ 3.767806] usb 1-1: New USB device found, idVendor=0627, idProduct=0001
[ 3.768333] usb 1-1: New USB device strings: Mfr=1, Product=3, SerialNumber=5
[ 3.768882] usb 1-1: Product: QEMU USB Tablet
[ 3.769217] usb 1-1: Manufacturer: QEMU
[ 3.769522] usb 1-1: SerialNumber: 42
[ 5.433392] input: QEMU QEMU USB Tablet as /devices/pci0000:00/0000:00:01.2/usb1/1-1/1-1:1.0/input/input4
[ 5.434226] hid-generic 0003:0627:0001.0001: input,hidraw0: USB HID v0.01 Pointer [QEMU QEMU USB Tablet] on usb-0000:00:01.2-1/input0
[ 5.731038] EXT4-fs (vda1): mounted filesystem with ordered data mode. Opts: (null)
[ 5.960489] systemd-journald[86]: Received SIGTERM from PID 1 (systemd).
[ 6.118224] SELinux: Disabled at runtime.
[ 6.119166] SELinux: Unregistering netfilter hooks
[ 6.119262] type=1404 audit(1592304698.809:2): selinux=0 auid=4294967295 ses=4294967295
[ 6.123943] systemd[1]: RTC configured in localtime, applying delta of 480 minutes to system time.
[ 6.202307] ip_tables: (C) 2000-2006 Netfilter Core Team
[ 6.203372] systemd[1]: Inserted module ‘ip_tables‘
[ 6.591965] EXT4-fs (vda1): re-mounted. Opts: (null)
[ 6.694447] systemd-journald[326]: Received request to flush runtime journal from PID 1
[ 6.820967] type=1305 audit(1592275899.510:3): audit_pid=378 old=0 auid=4294967295 ses=4294967295 res=1
[ 6.826947] piix4_smbus 0000:00:01.3: SMBus Host Controller at 0x700, revision 0
[ 6.846431] input: PC Speaker as /devices/platform/pcspkr/input/input5
[ 6.897107] ppdev: user-space parallel port driver
[ 6.907454] AES CTR mode by8 optimization enabled
[ 6.925868] alg: No test for __gcm-aes-aesni (__driver-gcm-aes-aesni)
[ 6.931093] alg: No test for crc32 (crc32-pclmul)
[ 6.942324] EDAC MC: Ver: 3.0.0
[ 10.931142] random: crng init done
[54215.562543] AliSecGuard: loading out-of-tree module taints kernel.
[54215.563070] AliSecGuard: module verification failed: signature and/or required key missing - tainting kernel
free -h ( show the memory)
┌─[root@192]─[~]
└──? $free -h
total used free shared buff/cache available
Mem: 972M 197M 328M 7.7M 445M 621M
Swap: 2.0G 0B 2.0G
cpu info : vim /proc/cpuinfo
┌─[root@192]─[/proc]
processor : 0
vendor_id : GenuineIntel
cpu family : 6
model : 61
model name : Intel(R) Core(TM) i7-5650U CPU @ 2.20GHz
stepping : 4
microcode : 0x2d
cpu MHz : 2199.983
cache size : 4096 KB
physical id : 0
siblings : 1
core id : 0
cpu cores : 1
apicid : 0
initial apicid : 0
fpu : yes
fpu_exception : yes
cpuid level : 20
wp : yes
vim /proc/meminfo
vim /proc/meminfo
//output
MemTotal: 995684 kB
MemFree: 334688 kB
MemAvailable: 634328 kB
Buffers: 2108 kB
Cached: 411692 kB
SwapCached: 0 kB
Active: 244384 kB
Inactive: 239424 kB
Active(anon): 70540 kB
Inactive(anon): 7324 kB
Active(file): 173844 kB
Inactive(file): 232100 kB
Unevictable: 0 kB
Mlocked: 0 kB
SwapTotal: 2097148 kB
SwapFree: 2097148 kB
Dirty: 4 kB
Writeback: 0 kB
AnonPages: 70028 kB
Mapped: 28840 kB
Shmem: 7856 kB
Slab: 90584 kB
SReclaimable: 42792 kB
SUnreclaim: 47792 kB
KernelStack: 4016 kB
PageTables: 4680 kB
NFS_Unstable: 0 kB
Bounce: 0 kB
WritebackTmp: 0 kB
CommitLimit: 2594988 kB
Committed_AS: 342116 kB
VmallocTotal: 34359738367 kB
VmallocUsed: 194928 kB
VmallocChunk: 34359310332 kB
Percpu: 33280 kB
HardwareCorrupted: 0 kB
AnonHugePages: 6144 kB
CmaTotal: 0 kB
CmaFree: 0 kB
HugePages_Total: 0
HugePages_Free: 0
HugePages_Rsvd: 0
HugePages_Surp: 0
Hugepagesize: 2048 kB
DirectMap4k: 83840 kB
DirectMap2M: 964608 kB
DirectMap1G: 0 kB
uname -a | -r ( information about the kernel)
┌─[root@192]─[/]
└──? $uname -a
Linux 192.168.5.14 3.10.0-1127.el7.x86_64 #1 SMP Tue Mar 31 23:36:51 UTC 2020 x86_64 x86_64 x86_64 GNU/Linux
┌─[root@192]─[/]
└──? $uname
Linux
┌─[root@192]─[/]
└──? $uname -r
3.10.0-1127.el7.x86_64
lsb_release -a (show the release version of linux, if you haven‘t installed this command, use "yum -y install redhat-lsb")
┌─[root@192]─[/]
└──? $lsb_release -a
LSB Version: :core-4.1-amd64:core-4.1-noarch:cxx-4.1-amd64:cxx-4.1-noarch:desktop-4.1-amd64:desktop-4.1-noarch:languages-4.1-amd64:languages-4.1-noarch:printing-4.1-amd64:printing-4.1-noarch
Distributor ID: CentOS
Description: CentOS Linux release 7.8.2003 (Core)
Release: 7.8.2003
Codename: Core