---> uname -a: Linux prd-centos8-docker-8c-8g-5938.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: 2799.996 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): 0-7 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 lbrv nrip_save tsc_scale vmcb_clean flushbyasid pausefilter pfthreshold v_vmsave_vmload vgif 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 12G 149G 8% / tmpfs 3.2G 0 3.2G 0% /run/user/1001 ---> free -m: total used free shared buff/cache available Mem: 31888 1065 27055 20 3767 30359 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:77:78:5e brd ff:ff:ff:ff:ff:ff altname enp0s3 altname ens3 inet 10.30.107.232/23 brd 10.30.107.255 scope global dynamic noprefixroute eth0 valid_lft 86109sec preferred_lft 86109sec inet6 fe80::f816:3eff:fe77:785e/64 scope link valid_lft forever preferred_lft forever 3: docker0: mtu 1500 qdisc noqueue state DOWN group default link/ether 02:42:8c:13:95:15 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::42:8cff:fe13:9515/64 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) 09/28/2026 _x86_64_ (8 CPU) 17:11:38 LINUX RESTART (8 CPU) 05:12:01 PM tps rtps wtps bread/s bwrtn/s 05:13:01 PM 215.08 17.57 197.50 4322.12 9529.29 05:14:01 PM 376.16 14.78 361.38 3124.03 15833.14 05:15:01 PM 250.32 6.82 243.51 1267.26 12465.76 05:16:01 PM 156.42 1.83 154.59 430.32 38908.60 Average: 249.49 10.25 239.24 2285.98 19184.89 05:12:01 PM kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 05:13:01 PM 29416744 31208432 3236628 9.91 2688 2114096 1485548 4.41 152120 2646992 256820 05:14:01 PM 28602820 30765248 4050552 12.40 2688 2472884 1844220 5.47 208468 3346120 165572 05:15:01 PM 27586352 30213680 5067020 15.52 2688 2929928 2177712 6.46 412780 4123744 256476 05:16:01 PM 27725936 31111108 4927436 15.09 2688 3679752 1540544 4.57 821520 3549460 167536 Average: 28332963 30824617 4320409 13.23 2688 2799165 1762006 5.23 398722 3416579 211601 05:12:01 PM IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 05:13:01 PM lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 05:13:01 PM eth0 332.95 230.22 2069.56 64.87 0.00 0.00 0.00 0.00 05:13:01 PM docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 05:14:01 PM lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 05:14:01 PM eth0 311.43 283.84 3196.66 62.08 0.00 0.00 0.00 0.00 05:14:01 PM docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 05:15:01 PM lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 05:15:01 PM eth0 462.84 395.68 6628.89 51.06 0.00 0.00 0.00 0.00 05:15:01 PM docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 05:16:01 PM lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 05:16:01 PM eth0 425.77 370.43 3669.05 2379.17 0.00 0.00 0.00 0.00 05:16:01 PM docker0 8.61 18.47 0.62 262.50 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 383.24 320.04 3890.84 639.37 0.00 0.00 0.00 0.00 Average: docker0 2.15 4.62 0.15 65.63 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) 09/28/2026 _x86_64_ (8 CPU) 17:11:38 LINUX RESTART (8 CPU) 05:12:01 PM CPU %user %nice %system %iowait %steal %idle 05:13:01 PM all 12.48 0.00 1.73 0.69 0.01 85.08 05:13:01 PM 0 7.22 0.00 1.73 0.17 0.02 90.87 05:13:01 PM 1 9.76 0.00 1.49 0.33 0.02 88.40 05:13:01 PM 2 4.79 0.00 1.02 0.12 0.02 94.05 05:13:01 PM 3 19.90 0.00 2.31 0.62 0.02 77.16 05:13:01 PM 4 14.01 0.00 2.61 2.36 0.02 81.00 05:13:01 PM 5 17.36 0.00 1.90 0.77 0.02 79.95 05:13:01 PM 6 8.07 0.00 1.46 0.40 0.00 90.08 05:13:01 PM 7 18.71 0.00 1.35 0.75 0.02 79.17 05:14:01 PM all 15.29 0.00 1.48 1.08 0.01 82.15 05:14:01 PM 0 16.86 0.00 1.37 0.60 0.03 81.13 05:14:01 PM 1 18.08 0.00 1.57 0.72 0.02 79.61 05:14:01 PM 2 12.17 0.00 1.47 0.80 0.02 85.54 05:14:01 PM 3 14.56 0.00 1.37 1.24 0.00 82.84 05:14:01 PM 4 25.80 0.00 1.82 0.94 0.00 71.44 05:14:01 PM 5 12.70 0.00 1.14 0.47 0.00 85.69 05:14:01 PM 6 10.06 0.00 1.24 0.67 0.02 88.01 05:14:01 PM 7 12.04 0.00 1.86 3.17 0.02 82.91 05:15:01 PM all 25.09 0.00 1.83 0.66 0.02 72.40 05:15:01 PM 0 30.63 0.00 2.52 0.94 0.03 65.88 05:15:01 PM 1 27.10 0.00 1.77 0.96 0.00 70.17 05:15:01 PM 2 25.23 0.00 1.82 0.62 0.02 72.31 05:15:01 PM 3 37.07 0.00 1.28 0.37 0.03 61.25 05:15:01 PM 4 17.18 0.00 2.15 0.74 0.02 79.91 05:15:01 PM 5 19.30 0.00 1.66 0.81 0.02 78.21 05:15:01 PM 6 16.99 0.00 2.05 0.34 0.02 80.62 05:15:01 PM 7 27.24 0.00 1.43 0.50 0.02 70.81 05:16:01 PM all 18.27 0.00 2.97 0.58 0.01 78.18 05:16:01 PM 0 11.12 0.00 3.49 0.92 0.00 84.47 05:16:01 PM 1 23.02 0.00 3.63 0.92 0.02 72.41 05:16:01 PM 2 30.95 0.00 3.49 0.65 0.03 64.87 05:16:01 PM 3 19.99 0.00 2.07 0.44 0.02 77.49 05:16:01 PM 4 16.97 0.00 2.98 0.44 0.02 79.60 05:16:01 PM 5 10.24 0.00 2.61 0.59 0.02 86.55 05:16:01 PM 6 19.11 0.00 2.98 0.12 0.02 77.78 05:16:01 PM 7 14.74 0.00 2.50 0.52 0.00 82.24 Average: all 17.77 0.00 2.00 0.75 0.02 79.46 Average: 0 16.45 0.00 2.28 0.66 0.02 80.59 Average: 1 19.48 0.00 2.11 0.73 0.01 77.66 Average: 2 18.26 0.00 1.95 0.55 0.02 79.21 Average: 3 22.87 0.00 1.75 0.67 0.02 74.69 Average: 4 18.49 0.00 2.39 1.12 0.01 77.98 Average: 5 14.90 0.00 1.83 0.66 0.01 82.60 Average: 6 13.55 0.00 1.93 0.38 0.01 84.13 Average: 7 18.18 0.00 1.78 1.24 0.01 78.79