---> uname -a: Linux prd-centos8-docker-4c-4g-11557.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 nrip_save 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 11G 70G 14% / tmpfs 1.6G 0 1.6G 0% /run/user/1001 ---> free -m: total used free shared buff/cache available Mem: 15761 833 12011 19 2915 14589 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:5e:6c:2a brd ff:ff:ff:ff:ff:ff altname enp0s3 altname ens3 inet 10.30.107.119/23 brd 10.30.107.255 scope global dynamic noprefixroute eth0 valid_lft 86146sec preferred_lft 86146sec inet6 fe80::f816:3eff:fe5e:6c2a/64 scope link valid_lft forever preferred_lft forever 3: docker0: mtu 1500 qdisc noqueue state DOWN group default link/ether 02:42:9b:ce:0c:99 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 ---> sar -b -r -n DEV: Linux 4.18.0-500.el8.x86_64 (centos-stream-8-docker-35e3e635-7ea0-4115-9f61-813d979b482a.nova) 06/13/2026 _x86_64_ (4 CPU) 13:22:29 LINUX RESTART (4 CPU) 01:23:01 PM tps rtps wtps bread/s bwrtn/s 01:24:01 PM 151.32 15.19 136.13 3250.64 9807.28 01:25:01 PM 223.23 6.26 216.96 1056.45 18581.37 01:26:01 PM 32.83 0.50 32.33 17.06 922.71 Average: 135.80 7.32 128.48 1441.56 9770.95 01:23:01 PM kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 01:24:01 PM 12750812 14843400 3388508 21.00 2688 2299940 1417452 8.25 156960 2841848 250564 01:25:01 PM 11385552 13773408 4753768 29.45 2688 2588508 2645592 15.39 254152 4070976 9264 01:26:01 PM 12304592 14932488 3834728 23.76 2688 2827092 1193896 6.95 350240 3059288 246328 Average: 12146985 14516432 3992335 24.74 2688 2571847 1752313 10.20 253784 3324037 168719 01:23:01 PM IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 01:24:01 PM lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 01:24:01 PM eth0 152.01 104.81 1968.10 24.47 0.00 0.00 0.00 0.00 01:24:01 PM docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 01:25:01 PM lo 12.08 12.08 3.46 3.46 0.00 0.00 0.00 0.00 01:25:01 PM eth0 362.41 263.01 4035.56 59.95 0.00 0.00 0.00 0.00 01:25:01 PM docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 01:26:01 PM lo 17.65 17.65 2.70 2.70 0.00 0.00 0.00 0.00 01:26:01 PM eth0 65.91 51.24 272.12 21.75 0.00 0.00 0.00 0.00 01:26:01 PM docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 Average: lo 9.91 9.91 2.05 2.05 0.00 0.00 0.00 0.00 Average: eth0 193.45 139.69 2092.02 35.39 0.00 0.00 0.00 0.00 Average: docker0 0.00 0.00 0.00 0.00 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) 06/13/2026 _x86_64_ (4 CPU) 13:22:29 LINUX RESTART (4 CPU) 01:23:01 PM CPU %user %nice %system %iowait %steal %idle 01:24:01 PM all 22.24 0.00 2.20 0.90 0.08 74.57 01:24:01 PM 0 11.37 0.00 1.12 0.72 0.08 86.71 01:24:01 PM 1 21.81 0.00 2.49 1.05 0.08 74.56 01:24:01 PM 2 34.91 0.00 3.20 1.27 0.08 60.54 01:24:01 PM 3 20.89 0.00 2.01 0.57 0.08 76.45 01:25:01 PM all 57.09 0.00 2.34 1.30 0.11 39.17 01:25:01 PM 0 45.14 0.00 2.88 2.01 0.10 49.87 01:25:01 PM 1 55.34 0.00 2.99 1.40 0.13 40.12 01:25:01 PM 2 58.50 0.00 1.95 1.02 0.10 38.43 01:25:01 PM 3 69.33 0.00 1.55 0.75 0.10 28.27 01:26:01 PM all 14.24 0.00 1.14 0.25 0.07 84.30 01:26:01 PM 0 11.47 0.00 1.49 0.40 0.07 86.57 01:26:01 PM 1 13.02 0.00 1.19 0.15 0.07 85.58 01:26:01 PM 2 15.97 0.00 1.05 0.08 0.07 82.83 01:26:01 PM 3 16.51 0.00 0.82 0.38 0.07 82.22 Average: all 31.19 0.00 1.89 0.82 0.09 66.01 Average: 0 22.65 0.00 1.83 1.04 0.08 74.40 Average: 1 30.05 0.00 2.22 0.87 0.09 66.76 Average: 2 36.46 0.00 2.07 0.79 0.08 60.59 Average: 3 35.59 0.00 1.46 0.57 0.08 62.30