---> uname -a: Linux prd-centos8-docker-4c-4g-17658.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: 2799.998 BogoMIPS: 5599.99 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 11G 70G 13% / tmpfs 1.6G 0 1.6G 0% /run/user/1001 ---> free -m: total used free shared buff/cache available Mem: 15761 776 12076 20 2908 14645 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:c0:07:56 brd ff:ff:ff:ff:ff:ff altname enp0s3 altname ens3 inet 10.30.107.218/23 brd 10.30.107.255 scope global dynamic noprefixroute eth0 valid_lft 86055sec preferred_lft 86055sec inet6 fe80::f816:3eff:fec0:756/64 scope link valid_lft forever preferred_lft forever 3: docker0: mtu 1500 qdisc noqueue state DOWN group default link/ether 02:42:77:f5:64:2a 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) 09/03/2026 _x86_64_ (4 CPU) 13:23:00 LINUX RESTART (4 CPU) 01:24:01 PM tps rtps wtps bread/s bwrtn/s 01:25:01 PM 39.41 0.33 39.08 32.53 4610.61 01:26:01 PM 179.17 15.00 164.17 3220.93 10437.01 01:27:01 PM 164.11 6.27 157.84 1059.42 14829.55 01:28:01 PM 22.18 0.45 21.73 15.99 430.52 Average: 101.21 5.51 95.70 1082.17 7576.63 01:24:01 PM kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 01:25:01 PM 13400236 15067804 2739080 16.97 2688 1893136 1210520 7.04 146412 2270864 75936 01:26:01 PM 12743440 14851456 3395876 21.04 2688 2314432 1354768 7.88 188176 2807060 171788 01:27:01 PM 11191852 13570632 4947464 30.65 2688 2579920 2676572 15.57 256208 4261808 2376 01:28:01 PM 12447588 15065972 3691728 22.87 2688 2818436 1095832 6.38 349568 2916500 238952 Average: 12445779 14638966 3693537 22.89 2688 2401481 1584423 9.22 235091 3064058 122263 01:24:01 PM IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 01:25:01 PM lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 01:25:01 PM eth0 392.48 244.79 891.64 19.35 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 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 01:26:01 PM eth0 129.95 106.08 1307.15 26.23 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 01:27:01 PM lo 13.23 13.23 3.57 3.57 0.00 0.00 0.00 0.00 01:27:01 PM eth0 293.35 213.10 3758.29 70.75 0.00 0.00 0.00 0.00 01:27:01 PM docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 01:28:01 PM lo 16.06 16.06 2.54 2.54 0.00 0.00 0.00 0.00 01:28:01 PM eth0 49.33 43.34 273.47 24.95 0.00 0.00 0.00 0.00 01:28:01 PM docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 Average: lo 7.32 7.32 1.53 1.53 0.00 0.00 0.00 0.00 Average: eth0 216.27 151.82 1557.58 35.32 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) 09/03/2026 _x86_64_ (4 CPU) 13:23:00 LINUX RESTART (4 CPU) 01:24:01 PM CPU %user %nice %system %iowait %steal %idle 01:25:01 PM all 6.51 0.00 0.71 0.25 0.02 92.51 01:25:01 PM 0 12.18 0.00 0.92 0.52 0.02 86.36 01:25:01 PM 1 0.59 0.00 0.32 0.03 0.02 99.05 01:25:01 PM 2 10.01 0.00 1.01 0.30 0.03 88.65 01:25:01 PM 3 3.27 0.00 0.58 0.15 0.02 95.97 01:26:01 PM all 22.91 0.00 2.33 0.87 0.02 73.87 01:26:01 PM 0 31.27 0.00 1.95 0.45 0.02 66.31 01:26:01 PM 1 21.44 0.00 2.56 0.87 0.02 75.12 01:26:01 PM 2 22.43 0.00 2.46 1.46 0.03 73.62 01:26:01 PM 3 16.47 0.00 2.36 0.72 0.02 80.44 01:27:01 PM all 46.77 0.00 2.01 0.83 0.03 50.36 01:27:01 PM 0 52.53 0.00 1.19 0.23 0.02 46.04 01:27:01 PM 1 46.29 0.00 2.31 0.90 0.02 50.48 01:27:01 PM 2 55.29 0.00 1.72 0.82 0.05 42.12 01:27:01 PM 3 32.94 0.00 2.84 1.37 0.03 62.81 01:28:01 PM all 11.18 0.00 0.98 0.10 0.01 87.73 01:28:01 PM 0 11.39 0.00 0.80 0.02 0.02 87.77 01:28:01 PM 1 11.91 0.00 1.02 0.03 0.00 87.04 01:28:01 PM 2 10.72 0.00 0.57 0.07 0.02 88.63 01:28:01 PM 3 10.69 0.00 1.52 0.30 0.00 87.49 Average: all 21.84 0.00 1.51 0.52 0.02 76.12 Average: 0 26.85 0.00 1.21 0.30 0.02 71.62 Average: 1 20.05 0.00 1.55 0.46 0.01 77.93 Average: 2 24.63 0.00 1.44 0.66 0.03 73.24 Average: 3 15.84 0.00 1.83 0.64 0.02 81.68