---> uname -a: Linux prd-centos8-robot-2c-8g-11124.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 612 4898 19 2186 6786 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:41:fa:30 brd ff:ff:ff:ff:ff:ff altname enp0s3 altname ens3 inet 10.30.171.247/23 brd 10.30.171.255 scope global dynamic noprefixroute eth0 valid_lft 85917sec preferred_lft 85917sec inet6 fe80::f816:3eff:fe41:fa30/64 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) 11/16/2025 _x86_64_ (2 CPU) 23:22:52 LINUX RESTART (2 CPU) 11:23:01 PM tps rtps wtps bread/s bwrtn/s 11:24:01 PM 224.33 159.35 64.98 15090.50 41281.24 11:25:01 PM 122.54 0.72 121.83 52.92 12455.13 11:26:01 PM 22.76 0.42 22.35 64.79 1650.37 11:27:01 PM 78.87 9.45 69.43 1685.30 5045.25 11:28:01 PM 25.31 0.00 25.31 0.00 5191.52 11:29:01 PM 4.35 0.20 4.15 11.60 147.93 11:30:01 PM 16.74 0.32 16.43 36.92 687.79 Average: 70.70 24.35 46.35 2420.40 9494.47 11:23:01 PM kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 11:24:01 PM 5370424 6993772 2511996 31.87 2688 1813656 808796 9.06 199148 2024096 140228 11:25:01 PM 5146784 6993216 2735636 34.71 2688 2022280 738820 8.27 198424 2185212 42020 11:26:01 PM 5167008 7018648 2715412 34.45 2688 2027752 709928 7.95 223940 2144720 14296 11:27:01 PM 4925224 7038792 2957196 37.52 2688 2280072 660244 7.39 265880 2311288 143844 11:28:01 PM 4922876 7036248 2959544 37.55 2688 2280072 660244 7.39 265884 2311180 4 11:29:01 PM 4881772 6995816 3000648 38.07 2688 2280740 726472 8.13 266008 2351744 8 11:30:01 PM 5036904 6965240 2845516 36.10 2688 2100808 751700 8.42 305436 2179584 24980 Average: 5064427 7005962 2817993 35.75 2688 2115054 722315 8.09 246389 2215403 52197 11:23:01 PM IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 11:24:01 PM lo 0.03 0.03 0.00 0.00 0.00 0.00 0.00 0.00 11:24:01 PM eth0 312.23 197.20 1968.75 58.83 0.00 0.00 0.00 0.00 11:25:01 PM lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 11:25:01 PM eth0 84.14 64.80 845.15 9.70 0.00 0.00 0.00 0.00 11:26:01 PM lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 11:26:01 PM eth0 13.96 10.21 6.27 4.09 0.00 0.00 0.00 0.00 11:27:01 PM lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 11:27:01 PM eth0 225.27 167.89 374.86 43.98 0.00 0.00 0.00 0.00 11:28:01 PM lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 11:28:01 PM eth0 4.45 3.55 1.38 0.80 0.00 0.00 0.00 0.00 11:29:01 PM lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 11:29:01 PM eth0 17.81 9.53 5.17 5.07 0.00 0.00 0.00 0.00 11:30:01 PM lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 11:30:01 PM eth0 52.42 35.15 77.52 20.27 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 101.47 69.77 468.46 20.39 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) 11/16/2025 _x86_64_ (2 CPU) 23:22:52 LINUX RESTART (2 CPU) 11:23:01 PM CPU %user %nice %system %iowait %steal %idle 11:24:01 PM all 55.30 0.04 10.61 2.82 0.11 31.12 11:24:01 PM 0 51.13 0.05 9.25 2.91 0.10 36.56 11:24:01 PM 1 59.47 0.03 11.96 2.73 0.12 25.69 11:25:01 PM all 31.59 0.00 4.65 1.25 0.09 62.41 11:25:01 PM 0 15.09 0.00 3.94 1.53 0.08 79.36 11:25:01 PM 1 48.10 0.00 5.37 0.97 0.10 45.46 11:26:01 PM all 13.83 0.00 2.00 0.43 0.06 83.68 11:26:01 PM 0 14.14 0.00 2.17 0.43 0.05 83.20 11:26:01 PM 1 13.51 0.00 1.83 0.43 0.07 84.16 11:27:01 PM all 36.55 0.00 6.34 0.80 0.11 56.20 11:27:01 PM 0 33.89 0.00 6.56 0.62 0.10 58.84 11:27:01 PM 1 39.21 0.00 6.12 0.98 0.12 53.58 11:28:01 PM all 0.11 0.00 0.31 0.59 0.03 98.96 11:28:01 PM 0 0.13 0.00 0.23 0.22 0.03 99.38 11:28:01 PM 1 0.08 0.00 0.38 0.97 0.02 98.55 11:29:01 PM all 1.72 0.00 0.29 0.03 0.05 97.91 11:29:01 PM 0 0.32 0.00 0.23 0.03 0.07 99.35 11:29:01 PM 1 3.13 0.00 0.35 0.02 0.03 96.47 11:30:01 PM all 14.33 0.00 1.99 0.06 0.07 83.56 11:30:01 PM 0 8.32 0.00 1.59 0.07 0.07 89.96 11:30:01 PM 1 20.33 0.00 2.39 0.05 0.07 77.16 Average: all 21.91 0.01 3.74 0.85 0.07 73.42 Average: 0 17.56 0.01 3.42 0.83 0.07 78.11 Average: 1 26.26 0.00 4.05 0.88 0.07 68.73