---> uname -a: Linux prd-centos8-robot-2c-8g-15411.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: 2800.000 BogoMIPS: 5600.00 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 598 4915 19 2183 6800 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:ec:1e:71 brd ff:ff:ff:ff:ff:ff altname enp0s3 altname ens3 inet 10.30.170.196/23 brd 10.30.171.255 scope global dynamic noprefixroute eth0 valid_lft 85895sec preferred_lft 85895sec inet6 fe80::f816:3eff:feec:1e71/64 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) 12/20/2025 _x86_64_ (2 CPU) 23:06:18 LINUX RESTART (2 CPU) 11:07:01 PM tps rtps wtps bread/s bwrtn/s 11:08:01 PM 86.45 7.38 79.07 2483.97 5907.45 11:09:01 PM 84.06 0.92 83.14 65.84 11104.02 11:10:01 PM 14.95 0.42 14.53 64.78 550.72 11:11:01 PM 79.03 9.45 69.58 1685.02 5108.25 11:12:01 PM 24.68 0.00 24.68 0.00 5135.47 11:13:01 PM 4.33 0.22 4.12 11.73 143.04 11:14:01 PM 21.44 0.40 21.04 46.78 880.81 Average: 44.99 2.68 42.31 622.63 4118.65 11:07:01 PM kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 11:08:01 PM 5227040 6993604 2655384 33.69 2688 1946716 798028 8.94 193944 2134056 225600 11:09:01 PM 5165820 7007048 2716604 34.46 2688 2017452 753992 8.44 198296 2167756 2900 11:10:01 PM 5143888 7015288 2738536 34.74 2688 2046552 760196 8.51 225704 2160400 37832 11:11:01 PM 4944556 7053568 2937868 37.27 2688 2275332 677408 7.58 265796 2289388 142412 11:12:01 PM 4942752 7051612 2939672 37.29 2688 2275336 677408 7.58 265796 2289692 16 11:13:01 PM 4899996 7009692 2982428 37.84 2688 2276204 726476 8.13 265940 2331852 292 11:14:01 PM 5049480 6972464 2832944 35.94 2688 2095672 750972 8.41 463516 2008464 22420 Average: 5053362 7014754 2829062 35.89 2688 2133323 734926 8.23 268427 2197373 61639 11:07:01 PM IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 11:08:01 PM lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 11:08:01 PM eth0 242.47 164.61 1581.42 46.63 0.00 0.00 0.00 0.00 11:09:01 PM lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 11:09:01 PM eth0 70.94 49.55 586.68 7.50 0.00 0.00 0.00 0.00 11:10:01 PM lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 11:10:01 PM eth0 15.43 10.75 6.42 4.24 0.00 0.00 0.00 0.00 11:11:01 PM lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 11:11:01 PM eth0 165.20 123.85 363.19 35.27 0.00 0.00 0.00 0.00 11:12:01 PM lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 11:12:01 PM eth0 1.95 1.33 0.46 5.33 0.00 0.00 0.00 0.00 11:13:01 PM lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 11:13:01 PM eth0 33.09 20.48 7.91 2.79 0.00 0.00 0.00 0.00 11:14:01 PM lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 11:14:01 PM eth0 61.76 42.35 82.72 23.20 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 84.41 58.99 375.55 17.85 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) 12/20/2025 _x86_64_ (2 CPU) 23:06:18 LINUX RESTART (2 CPU) 11:07:01 PM CPU %user %nice %system %iowait %steal %idle 11:08:01 PM all 38.89 0.00 5.70 2.06 0.11 53.23 11:08:01 PM 0 23.74 0.00 4.12 1.43 0.12 70.59 11:08:01 PM 1 54.08 0.00 7.29 2.69 0.10 35.83 11:09:01 PM all 17.19 0.00 2.67 2.06 0.07 78.01 11:09:01 PM 0 15.68 0.00 2.96 1.82 0.07 79.47 11:09:01 PM 1 18.69 0.00 2.38 2.31 0.07 76.55 11:10:01 PM all 15.20 0.00 2.23 0.18 0.07 82.33 11:10:01 PM 0 17.35 0.00 2.37 0.07 0.05 80.17 11:10:01 PM 1 13.05 0.00 2.10 0.28 0.08 84.49 11:11:01 PM all 34.58 0.00 6.10 1.17 0.10 58.05 11:11:01 PM 0 37.22 0.00 6.33 0.98 0.12 55.35 11:11:01 PM 1 31.95 0.00 5.87 1.36 0.08 60.74 11:12:01 PM all 0.08 0.00 0.30 0.71 0.05 98.86 11:12:01 PM 0 0.05 0.00 0.25 0.52 0.03 99.15 11:12:01 PM 1 0.12 0.00 0.35 0.90 0.07 98.56 11:13:01 PM all 1.82 0.00 0.23 0.03 0.08 97.85 11:13:01 PM 0 2.61 0.00 0.30 0.00 0.08 97.01 11:13:01 PM 1 1.02 0.00 0.17 0.05 0.07 98.69 11:14:01 PM all 20.57 0.00 2.72 0.18 0.09 76.43 11:14:01 PM 0 19.28 0.00 2.97 0.22 0.08 77.45 11:14:01 PM 1 21.87 0.00 2.47 0.15 0.10 75.41 Average: all 18.34 0.00 2.85 0.91 0.08 77.81 Average: 0 16.57 0.00 2.76 0.72 0.08 79.87 Average: 1 20.12 0.00 2.95 1.11 0.08 75.75