---> uname -a: Linux prd-centos8-docker-8c-8g-8881.novalocal 4.18.0-500.el8.x86_64 #1 SMP Wed Jun 28 00:07:07 UTC 2023 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): 8 On-line CPU(s) list: 0-7 Thread(s) per core: 1 Core(s) per socket: 1 Socket(s): 8 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): 0-7 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: 8 ---> df -h: Filesystem Size Used Avail Use% Mounted on devtmpfs 16G 0 16G 0% /dev tmpfs 16G 0 16G 0% /dev/shm tmpfs 16G 17M 16G 1% /run tmpfs 16G 0 16G 0% /sys/fs/cgroup /dev/vda1 160G 14G 147G 9% / tmpfs 3.2G 0 3.2G 0% /run/user/1001 ---> free -m: total used free shared buff/cache available Mem: 31888 1794 24802 19 5290 29624 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:87:56:72 brd ff:ff:ff:ff:ff:ff altname enp0s3 altname ens3 inet 10.30.107.223/23 brd 10.30.107.255 scope global dynamic noprefixroute eth0 valid_lft 86118sec preferred_lft 86118sec inet6 fe80::f816:3eff:fe87:5672/64 scope link valid_lft forever preferred_lft forever 3: docker0: mtu 1500 qdisc noqueue state DOWN group default link/ether 02:42:8e:e8:34:8c brd ff:ff:ff:ff:ff:ff inet 10.250.0.254/24 brd 10.250.0.255 scope global docker0 valid_lft forever preferred_lft forever inet6 fe80::42:8eff:fee8:348c/64 scope link valid_lft forever preferred_lft forever ---> sar -b -r -n DEV: Linux 4.18.0-500.el8.x86_64 (centos-stream-8-docker-35e3e635-7ea0-4115-9f61-813d979b482a.nova) 07/11/2026 _x86_64_ (8 CPU) 11:21:21 LINUX RESTART (8 CPU) 11:22:01 AM tps rtps wtps bread/s bwrtn/s 11:23:01 AM 220.61 16.81 203.80 3293.45 12377.14 11:24:01 AM 210.03 2.65 207.38 1038.59 63525.17 11:25:01 AM 301.07 19.14 281.93 5571.21 15878.74 11:26:01 AM 58.75 0.43 58.31 56.25 24101.20 Average: 197.62 9.76 187.86 2489.97 28970.71 11:22:01 AM kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 11:23:01 AM 27971112 30907620 4682260 14.34 2688 3249796 1657264 4.92 188520 4014936 1128956 11:24:01 AM 25442156 29508876 7211216 22.08 2688 4361104 2817780 8.36 269376 6385860 374652 11:25:01 AM 26061396 31000152 6591976 20.19 2688 5226888 1429648 4.24 755792 5268344 696540 11:26:01 AM 25388512 30323016 7264860 22.25 2688 5220840 2131856 6.33 906208 5783156 9416 Average: 26215794 30434916 6437578 19.71 2688 4514657 2009137 5.96 529974 5363074 552391 11:22:01 AM IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 11:23:01 AM lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 11:23:01 AM eth0 787.42 348.46 17667.69 54.14 0.00 0.00 0.00 0.00 11:23:01 AM docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 11:24:01 AM lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 11:24:01 AM eth0 2026.71 698.63 11334.14 61.89 0.00 0.00 0.00 0.00 11:24:01 AM docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 11:25:01 AM lo 12.68 12.68 1.34 1.34 0.00 0.00 0.00 0.00 11:25:01 AM eth0 349.94 244.36 2065.30 86.45 0.00 0.00 0.00 0.00 11:25:01 AM docker0 4.76 5.90 0.65 0.69 0.00 0.00 0.00 0.00 11:26:01 AM lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 11:26:01 AM eth0 72.46 40.22 34.71 129.93 0.00 0.00 0.00 0.00 11:26:01 AM docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 Average: lo 3.17 3.17 0.34 0.34 0.00 0.00 0.00 0.00 Average: eth0 809.11 332.91 7774.81 83.10 0.00 0.00 0.00 0.00 Average: docker0 1.19 1.47 0.16 0.17 0.00 0.00 0.00 0.00 ---> sar -P ALL: Linux 4.18.0-500.el8.x86_64 (centos-stream-8-docker-35e3e635-7ea0-4115-9f61-813d979b482a.nova) 07/11/2026 _x86_64_ (8 CPU) 11:21:21 LINUX RESTART (8 CPU) 11:22:01 AM CPU %user %nice %system %iowait %steal %idle 11:23:01 AM all 13.78 0.00 1.32 0.58 0.06 84.26 11:23:01 AM 0 10.44 0.00 1.40 0.40 0.07 87.69 11:23:01 AM 1 17.69 0.00 0.87 0.18 0.05 81.21 11:23:01 AM 2 8.92 0.00 1.04 0.90 0.07 89.08 11:23:01 AM 3 10.35 0.00 1.46 1.32 0.07 86.80 11:23:01 AM 4 21.53 0.00 2.92 0.79 0.05 74.71 11:23:01 AM 5 5.65 0.00 0.37 0.12 0.07 93.80 11:23:01 AM 6 21.79 0.00 1.72 0.47 0.05 75.97 11:23:01 AM 7 13.84 0.00 0.77 0.48 0.07 84.84 11:24:01 AM all 29.60 0.00 2.32 1.21 0.08 66.79 11:24:01 AM 0 32.10 0.00 2.05 0.18 0.08 65.59 11:24:01 AM 1 32.82 0.00 1.87 0.37 0.08 64.85 11:24:01 AM 2 38.16 0.00 2.51 2.29 0.10 56.93 11:24:01 AM 3 24.76 0.00 2.43 2.28 0.08 70.45 11:24:01 AM 4 42.60 0.00 3.12 0.30 0.08 53.89 11:24:01 AM 5 25.80 0.00 2.53 2.09 0.08 69.49 11:24:01 AM 6 27.34 0.00 2.19 1.25 0.07 69.16 11:24:01 AM 7 13.20 0.00 1.84 0.89 0.07 84.00 11:25:01 AM all 28.41 0.29 2.80 0.87 0.08 67.56 11:25:01 AM 0 24.52 1.12 2.51 0.28 0.08 71.49 11:25:01 AM 1 27.46 0.00 3.47 2.95 0.07 66.06 11:25:01 AM 2 22.16 0.00 2.50 0.35 0.08 74.90 11:25:01 AM 3 35.60 0.03 2.43 0.67 0.08 61.19 11:25:01 AM 4 34.22 0.37 2.73 0.77 0.08 61.83 11:25:01 AM 5 25.41 0.07 3.19 0.72 0.08 70.52 11:25:01 AM 6 35.68 0.05 3.09 0.59 0.08 60.51 11:25:01 AM 7 22.26 0.67 2.45 0.59 0.08 73.95 11:26:01 AM all 12.86 0.00 0.76 0.30 0.05 86.02 11:26:01 AM 0 32.80 0.00 1.33 0.08 0.07 65.72 11:26:01 AM 1 2.65 0.00 0.50 0.80 0.07 95.98 11:26:01 AM 2 10.53 0.00 1.14 1.22 0.05 87.06 11:26:01 AM 3 20.18 0.00 0.87 0.07 0.03 78.85 11:26:01 AM 4 12.74 0.00 0.58 0.02 0.05 86.61 11:26:01 AM 5 7.96 0.00 0.72 0.02 0.03 91.27 11:26:01 AM 6 2.77 0.00 0.48 0.22 0.05 96.48 11:26:01 AM 7 13.22 0.00 0.47 0.02 0.03 86.26 Average: all 21.14 0.07 1.80 0.74 0.07 76.19 Average: 0 24.96 0.28 1.82 0.24 0.08 72.63 Average: 1 20.12 0.00 1.67 1.08 0.07 77.06 Average: 2 19.90 0.00 1.79 1.19 0.08 77.04 Average: 3 22.71 0.01 1.79 1.08 0.07 74.34 Average: 4 27.72 0.09 2.34 0.47 0.07 69.31 Average: 5 16.17 0.02 1.70 0.73 0.07 81.31 Average: 6 21.86 0.01 1.87 0.63 0.06 75.56 Average: 7 15.63 0.17 1.38 0.49 0.06 82.27