---> uname -a:
Linux prd-centos8-robot-2c-8g-919.novalocal 4.18.0-553.5.1.el8.x86_64 #1 SMP Tue May 21 05:46:01 UTC 2024 x86_64 x86_64 x86_64 GNU/Linux
---> lscpu:
Architecture: x86_64
CPU op-mode(s): 32-bit, 64-bit
Byte Order: Little Endian
CPU(s): 2
On-line CPU(s) list: 0,1
Thread(s) per core: 1
Core(s) per socket: 1
Socket(s): 2
NUMA node(s): 1
Vendor ID: AuthenticAMD
CPU family: 23
Model: 49
Model name: AMD EPYC-Rome Processor
Stepping: 0
CPU MHz: 2799.998
BogoMIPS: 5599.99
Virtualization: AMD-V
Hypervisor vendor: KVM
Virtualization type: full
L1d cache: 32K
L1i cache: 32K
L2 cache: 512K
L3 cache: 16384K
NUMA node0 CPU(s): 0,1
Flags: fpu vme de pse tsc msr pae mce cx8 apic sep mtrr pge mca cmov pat pse36 clflush mmx fxsr sse sse2 syscall nx mmxext fxsr_opt pdpe1gb rdtscp lm rep_good nopl cpuid extd_apicid tsc_known_freq pni pclmulqdq ssse3 fma cx16 sse4_1 sse4_2 x2apic movbe popcnt tsc_deadline_timer aes xsave avx f16c rdrand hypervisor lahf_lm cmp_legacy svm cr8_legacy abm sse4a misalignsse 3dnowprefetch osvw topoext perfctr_core ssbd ibrs ibpb stibp vmmcall fsgsbase tsc_adjust bmi1 avx2 smep bmi2 rdseed adx smap clflushopt clwb sha_ni xsaveopt xsavec xgetbv1 xsaves clzero xsaveerptr wbnoinvd arat npt nrip_save umip rdpid arch_capabilities
---> nproc:
2
---> df -h:
Filesystem Size Used Avail Use% Mounted on
devtmpfs 3.8G 0 3.8G 0% /dev
tmpfs 3.8G 0 3.8G 0% /dev/shm
tmpfs 3.8G 17M 3.8G 1% /run
tmpfs 3.8G 0 3.8G 0% /sys/fs/cgroup
/dev/vda1 40G 18G 23G 44% /
tmpfs 770M 0 770M 0% /run/user/1001
---> free -m:
total used free shared buff/cache available
Mem: 7697 734 124 18 6838 6646
Swap: 1023 0 1023
---> ip addr:
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
inet6 ::1/128 scope host
valid_lft forever preferred_lft forever
2: eth0: <BROADCAST,MULTICAST,UP,LOWER_UP> mtu 1458 qdisc mq state UP group default qlen 1000
link/ether fa:16:3e:70:35:6e brd ff:ff:ff:ff:ff:ff
altname enp0s3
altname ens3
inet 10.30.171.228/23 brd 10.30.171.255 scope global dynamic noprefixroute eth0
valid_lft 85241sec preferred_lft 85241sec
inet6 fe80::f816:3eff:fe70:356e/64 scope link
valid_lft forever preferred_lft forever
---> sar -b -r -n DEV:
Linux 4.18.0-553.5.1.el8.x86_64 (prd-centos8-robot-2c-8g-919.novalocal) 01/12/2025 _x86_64_ (2 CPU)
12:00:01 AM tps rtps wtps bread/s bwrtn/s
12:01:01 AM 2.50 0.63 1.87 250.18 299.43
12:02:01 AM 0.53 0.32 0.22 184.57 33.10
12:03:01 AM 73.93 43.35 30.57 7849.52 1743.07
Average: 25.65 14.77 10.88 2761.28 691.83
12:00:01 AM kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty
12:01:01 AM 143196 6745372 7739228 98.18 2104 6645044 894788 10.02 479380 6643824 4
12:02:01 AM 200264 6784600 7682160 97.46 2104 6627188 848524 9.50 478676 6586920 156
12:03:01 AM 122744 6802004 7759680 98.44 2104 6735096 747796 8.37 495632 6674492 13408
Average: 155401 6777325 7727023 98.03 2104 6669109 830369 9.30 484563 6635079 4523
12:00:01 AM IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil
12:01:01 AM lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00
12:01:01 AM eth0 478.76 478.86 13101.32 31.11 0.00 0.00 0.00 0.00
12:02:01 AM lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00
12:02:01 AM eth0 362.97 361.20 10894.43 23.59 0.00 0.00 0.00 0.00
12:03:01 AM lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00
12:03:01 AM eth0 59.80 41.30 96.16 35.91 0.00 0.00 0.00 0.00
Average: lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00
Average: eth0 300.51 293.79 8030.80 30.20 0.00 0.00 0.00 0.00
---> sar -P ALL:
Linux 4.18.0-553.5.1.el8.x86_64 (prd-centos8-robot-2c-8g-919.novalocal) 01/12/2025 _x86_64_ (2 CPU)
12:00:01 AM CPU %user %nice %system %iowait %steal %idle
12:01:01 AM all 8.35 0.04 1.04 0.04 0.07 90.45
12:01:01 AM 0 2.28 0.07 0.70 0.08 0.07 96.80
12:01:01 AM 1 14.47 0.02 1.39 0.00 0.07 84.05
12:02:01 AM all 13.62 0.00 0.90 0.06 0.07 85.35
12:02:01 AM 0 20.30 0.00 0.99 0.12 0.07 78.53
12:02:01 AM 1 7.05 0.00 0.82 0.00 0.07 92.07
12:03:01 AM all 23.01 0.00 2.87 1.95 0.08 72.09
12:03:01 AM 0 22.45 0.00 3.08 2.76 0.07 71.64
12:03:01 AM 1 23.58 0.00 2.66 1.14 0.08 72.54
Average: all 15.01 0.01 1.61 0.69 0.07 82.60
Average: 0 14.98 0.02 1.59 0.99 0.07 82.34
Average: 1 15.05 0.01 1.62 0.38 0.07 82.87