---> uname -a: Linux prd-centos8-robot-2c-8g-13666.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 8.4G 32G 21% / tmpfs 770M 0 770M 0% /run/user/1001 ---> free -m: total used free shared buff/cache available Mem: 7697 596 4895 19 2205 6802 Swap: 1023 0 1023 ---> ip addr: 1: lo: 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: mtu 1458 qdisc mq state UP group default qlen 1000 link/ether fa:16:3e:05:df:e6 brd ff:ff:ff:ff:ff:ff altname enp0s3 altname ens3 inet 10.30.171.84/23 brd 10.30.171.255 scope global dynamic noprefixroute eth0 valid_lft 85836sec preferred_lft 85836sec inet6 fe80::f816:3eff:fe05:dfe6/64 scope link valid_lft forever preferred_lft forever ---> sar -b -r -n DEV: Linux 4.18.0-553.5.1.el8.x86_64 (centos-stream-8-robot-7d7a37eb-bc14-4dd6-9530-dc22c5eae738.noval) 12/14/2025 _x86_64_ (2 CPU) 23:45:01 LINUX RESTART (2 CPU) 11:46:01 PM tps rtps wtps bread/s bwrtn/s 11:47:01 PM 114.08 0.33 113.75 14.53 11027.91 11:48:01 PM 46.38 1.20 45.18 125.96 5989.05 11:49:01 PM 58.67 6.78 51.89 1248.73 3493.23 11:50:01 PM 46.23 2.73 43.50 439.59 6788.62 11:51:01 PM 6.83 0.22 6.61 11.73 246.79 11:52:01 PM 2.25 0.02 2.23 0.93 188.90 11:53:01 PM 2.27 0.15 2.12 1.47 282.17 11:54:01 PM 29.47 0.50 28.97 71.84 1655.98 Average: 38.27 1.49 36.78 239.33 3709.09 11:46:01 PM kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 11:47:01 PM 5104092 6978108 2778332 35.25 2688 2050724 725116 8.12 191244 2242332 190016 11:48:01 PM 5224580 7071884 2657844 33.72 2688 2023124 637428 7.14 219500 2086272 10760 11:49:01 PM 4878192 6975744 3004232 38.11 2688 2263320 685284 7.67 256688 2361364 164856 11:50:01 PM 4929020 7041684 2953404 37.47 2688 2279100 634232 7.10 266284 2298288 4 11:51:01 PM 4882616 6996180 2999808 38.06 2688 2280232 703444 7.88 266504 2345512 776 11:52:01 PM 4866260 6985592 3016164 38.26 2688 2286040 772404 8.65 266696 2361456 3160 11:53:01 PM 5101684 7043432 2780740 35.28 2688 2109928 633976 7.10 262560 2132732 4300 11:54:01 PM 5011072 6958556 2871352 36.43 2688 2120468 719056 8.05 472228 2038936 11196 Average: 4999690 7006398 2882734 36.57 2688 2176617 688868 7.71 275213 2233362 48134 11:46:01 PM IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 11:47:01 PM lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 11:47:01 PM eth0 134.76 103.47 1598.19 13.98 0.00 0.00 0.00 0.00 11:48:01 PM lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 11:48:01 PM eth0 12.00 9.25 6.89 4.06 0.00 0.00 0.00 0.00 11:49:01 PM lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 11:49:01 PM eth0 41.86 35.43 334.46 7.79 0.00 0.00 0.00 0.00 11:50:01 PM lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 11:50:01 PM eth0 118.68 79.31 31.34 22.63 0.00 0.00 0.00 0.00 11:51:01 PM lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 11:51:01 PM eth0 28.00 21.09 8.54 2.22 0.00 0.00 0.00 0.00 11:52:01 PM lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 11:52:01 PM eth0 156.33 154.85 55.13 16.02 0.00 0.00 0.00 0.00 11:53:01 PM lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 11:53:01 PM eth0 83.72 75.99 70.36 18.87 0.00 0.00 0.00 0.00 11:54:01 PM lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 11:54:01 PM eth0 40.75 30.19 63.53 42.41 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 77.01 63.69 271.05 16.00 0.00 0.00 0.00 0.00 ---> sar -P ALL: Linux 4.18.0-553.5.1.el8.x86_64 (centos-stream-8-robot-7d7a37eb-bc14-4dd6-9530-dc22c5eae738.noval) 12/14/2025 _x86_64_ (2 CPU) 23:45:01 LINUX RESTART (2 CPU) 11:46:01 PM CPU %user %nice %system %iowait %steal %idle 11:47:01 PM all 38.86 0.00 5.66 1.56 0.13 53.78 11:47:01 PM 0 49.58 0.00 6.61 1.97 0.13 41.70 11:47:01 PM 1 28.19 0.00 4.72 1.15 0.13 65.81 11:48:01 PM all 19.60 0.00 2.33 0.61 0.09 77.37 11:48:01 PM 0 27.77 0.00 2.55 0.37 0.08 69.23 11:48:01 PM 1 11.44 0.00 2.10 0.85 0.10 85.51 11:49:01 PM all 28.09 0.00 5.20 0.88 0.11 65.72 11:49:01 PM 0 34.18 0.00 5.53 0.83 0.12 59.34 11:49:01 PM 1 22.01 0.00 4.87 0.93 0.10 72.09 11:50:01 PM all 10.26 0.00 2.07 0.68 0.09 86.89 11:50:01 PM 0 6.99 0.00 1.74 0.32 0.10 90.85 11:50:01 PM 1 13.52 0.00 2.40 1.05 0.08 82.94 11:51:01 PM all 3.00 0.00 0.37 0.03 0.08 96.52 11:51:01 PM 0 1.90 0.00 0.32 0.02 0.07 97.69 11:51:01 PM 1 4.10 0.00 0.42 0.05 0.08 95.34 11:52:01 PM all 13.84 0.00 1.21 0.02 0.10 84.83 11:52:01 PM 0 19.79 0.00 1.39 0.02 0.10 78.70 11:52:01 PM 1 7.92 0.00 1.03 0.02 0.10 90.93 11:53:01 PM all 8.82 0.00 1.14 0.00 0.10 89.94 11:53:01 PM 0 12.13 0.00 0.91 0.00 0.10 86.87 11:53:01 PM 1 5.51 0.00 1.38 0.00 0.10 93.01 11:54:01 PM all 30.91 0.00 3.41 0.14 0.11 65.43 11:54:01 PM 0 35.22 0.00 3.86 0.13 0.12 60.67 11:54:01 PM 1 26.59 0.00 2.96 0.15 0.10 70.20 Average: all 19.20 0.00 2.68 0.49 0.10 77.53 Average: 0 23.46 0.00 2.87 0.46 0.10 73.11 Average: 1 14.94 0.00 2.49 0.53 0.10 81.94