---> uname -a: Linux prd-centos8-docker-4c-4g-2611.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): 4 On-line CPU(s) list: 0-3 Thread(s) per core: 1 Core(s) per socket: 1 Socket(s): 4 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): 0-3 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 lbrv nrip_save tsc_scale vmcb_clean flushbyasid pausefilter pfthreshold v_vmsave_vmload vgif umip rdpid arch_capabilities ---> nproc: 4 ---> df -h: Filesystem Size Used Avail Use% Mounted on devtmpfs 7.7G 0 7.7G 0% /dev tmpfs 7.7G 0 7.7G 0% /dev/shm tmpfs 7.7G 17M 7.7G 1% /run tmpfs 7.7G 0 7.7G 0% /sys/fs/cgroup /dev/vda1 80G 12G 69G 15% / tmpfs 1.6G 0 1.6G 0% /run/user/1001 ---> free -m: total used free shared buff/cache available Mem: 15761 1059 10786 20 3915 14351 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:0e:9a:99 brd ff:ff:ff:ff:ff:ff altname enp0s3 altname ens3 inet 10.30.106.97/23 brd 10.30.107.255 scope global dynamic noprefixroute eth0 valid_lft 85893sec preferred_lft 85893sec inet6 fe80::f816:3eff:fe0e:9a99/64 scope link valid_lft forever preferred_lft forever 3: docker0: mtu 1500 qdisc noqueue state DOWN group default link/ether 02:42:8e:87:7b:4b 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:fe87:7b4b/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) 10/17/2026 _x86_64_ (4 CPU) 20:15:58 LINUX RESTART (4 CPU) 08:17:01 PM tps rtps wtps bread/s bwrtn/s 08:18:01 PM 59.11 0.33 58.78 32.52 5006.30 08:19:01 PM 177.16 4.85 172.31 444.92 13010.63 08:20:01 PM 100.63 1.75 98.88 732.42 9378.84 08:21:01 PM 10.28 0.00 10.28 0.00 478.06 08:22:01 PM 93.27 1.50 91.77 80.52 17976.50 08:23:01 PM 1195.92 81.33 1114.59 1502.58 32034.37 08:24:01 PM 73.27 37.29 35.98 623.90 1270.19 Average: 244.26 18.15 226.11 488.14 11308.16 08:17:01 PM kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 08:18:01 PM 13336884 15105048 2802432 17.36 2688 1985876 1106484 6.44 141880 2307500 158156 08:19:01 PM 12651260 14690824 3488056 21.61 2688 2244700 1520728 8.85 160500 2919756 93900 08:20:01 PM 11686532 13911468 4452784 27.59 2688 2427024 2556896 14.88 204740 3822004 52 08:21:01 PM 11311372 13879444 4827944 29.91 2688 2761132 2570968 14.96 204848 4165524 333280 08:22:01 PM 11288228 14158760 4851088 30.06 2688 3053736 1860868 10.83 423652 3939216 123224 08:23:01 PM 10021792 13600648 6117524 37.90 2688 3569876 1929944 11.23 472364 4724944 6756 08:24:01 PM 11066320 14703868 5072996 31.43 2688 3624600 1212236 7.05 678536 3480500 38232 Average: 11623198 14292866 4516118 27.98 2688 2809563 1822589 10.60 326646 3622778 107657 08:17:01 PM IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 08:18:01 PM lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 08:18:01 PM eth0 61.53 38.69 894.52 5.97 0.00 0.00 0.00 0.00 08:18:01 PM docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 08:19:01 PM lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 08:19:01 PM eth0 145.60 119.13 1419.17 27.11 0.00 0.00 0.00 0.00 08:19:01 PM docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 08:20:01 PM lo 0.15 0.15 0.01 0.01 0.00 0.00 0.00 0.00 08:20:01 PM eth0 190.07 149.10 2457.90 16.71 0.00 0.00 0.00 0.00 08:20:01 PM docker0 0.07 0.17 0.00 0.02 0.00 0.00 0.00 0.00 08:20:01 PM veth59512a2 0.07 0.27 0.00 0.03 0.00 0.00 0.00 0.00 08:21:01 PM lo 0.13 0.13 0.01 0.01 0.00 0.00 0.00 0.00 08:21:01 PM eth0 163.20 70.08 2174.92 5.85 0.00 0.00 0.00 0.00 08:21:01 PM docker0 0.18 0.18 0.01 0.01 0.00 0.00 0.00 0.00 08:21:01 PM veth59512a2 0.18 0.25 0.01 0.02 0.00 0.00 0.00 0.00 08:22:01 PM lo 5.97 5.97 4.54 4.54 0.00 0.00 0.00 0.00 08:22:01 PM eth0 96.67 92.52 817.11 1191.88 0.00 0.00 0.00 0.00 08:22:01 PM docker0 3.28 3.08 4.08 0.44 0.00 0.00 0.00 0.00 08:23:01 PM lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 08:23:01 PM eth0 109.80 80.99 1049.79 14.52 0.00 0.00 0.00 0.00 08:23:01 PM docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 08:24:01 PM lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 08:24:01 PM eth0 22.38 16.03 45.63 39.86 0.00 0.00 0.00 0.00 08:24:01 PM docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 Average: lo 0.89 0.89 0.65 0.65 0.00 0.00 0.00 0.00 Average: eth0 112.75 80.93 1265.63 185.96 0.00 0.00 0.00 0.00 Average: docker0 0.50 0.49 0.58 0.07 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) 10/17/2026 _x86_64_ (4 CPU) 20:15:58 LINUX RESTART (4 CPU) 08:17:01 PM CPU %user %nice %system %iowait %steal %idle 08:18:01 PM all 8.95 0.00 0.95 0.28 0.01 89.80 08:18:01 PM 0 1.90 0.00 0.75 0.25 0.02 97.08 08:18:01 PM 1 7.73 0.00 0.90 0.22 0.00 91.15 08:18:01 PM 2 12.71 0.00 1.18 0.32 0.02 85.77 08:18:01 PM 3 13.49 0.00 0.97 0.35 0.02 85.17 08:19:01 PM all 18.12 0.00 1.80 0.83 0.01 79.24 08:19:01 PM 0 11.17 0.00 2.32 1.00 0.00 85.51 08:19:01 PM 1 16.43 0.00 1.84 1.04 0.02 80.68 08:19:01 PM 2 32.35 0.00 1.99 0.60 0.02 65.04 08:19:01 PM 3 12.51 0.00 1.06 0.67 0.00 85.76 08:20:01 PM all 16.93 0.00 1.07 0.49 0.00 81.51 08:20:01 PM 0 18.46 0.00 0.77 0.22 0.02 80.53 08:20:01 PM 1 17.66 0.00 1.14 0.79 0.00 80.42 08:20:01 PM 2 15.92 0.00 1.24 0.43 0.00 82.41 08:20:01 PM 3 15.69 0.00 1.12 0.53 0.00 82.66 08:21:01 PM all 2.64 0.00 1.02 0.03 0.00 96.31 08:21:01 PM 0 2.68 0.00 0.96 0.00 0.00 96.36 08:21:01 PM 1 2.60 0.00 1.19 0.08 0.00 96.13 08:21:01 PM 2 1.99 0.00 0.96 0.00 0.00 97.05 08:21:01 PM 3 3.29 0.00 0.99 0.02 0.00 95.70 08:22:01 PM all 27.63 0.09 2.48 0.64 0.01 69.15 08:22:01 PM 0 26.10 0.03 1.91 0.90 0.00 71.06 08:22:01 PM 1 24.75 0.03 2.35 0.42 0.00 72.45 08:22:01 PM 2 30.40 0.03 2.52 0.87 0.02 66.16 08:22:01 PM 3 29.28 0.27 3.16 0.35 0.02 66.92 08:23:01 PM all 25.84 0.00 9.21 7.61 0.02 57.32 08:23:01 PM 0 14.59 0.00 9.16 7.51 0.02 68.72 08:23:01 PM 1 15.08 0.00 8.08 7.10 0.02 69.72 08:23:01 PM 2 32.95 0.00 10.07 6.94 0.02 50.03 08:23:01 PM 3 40.69 0.00 9.54 8.91 0.02 40.86 08:24:01 PM all 39.60 0.00 1.96 0.56 0.00 57.88 08:24:01 PM 0 49.51 0.00 2.26 0.54 0.02 47.68 08:24:01 PM 1 40.52 0.00 2.19 0.74 0.00 56.56 08:24:01 PM 2 30.96 0.00 1.57 0.82 0.00 66.65 08:24:01 PM 3 37.39 0.00 1.82 0.13 0.00 60.65 Average: all 19.95 0.01 2.63 1.48 0.01 75.92 Average: 0 17.77 0.00 2.57 1.47 0.01 78.16 Average: 1 17.83 0.00 2.52 1.47 0.00 78.18 Average: 2 22.46 0.00 2.78 1.42 0.01 73.33 Average: 3 21.73 0.04 2.65 1.55 0.01 74.03