---> uname -a: Linux prd-centos8-docker-8c-8g-4189.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 12G 149G 8% / tmpfs 3.2G 0 3.2G 0% /run/user/1001 ---> free -m: total used free shared buff/cache available Mem: 31888 1073 26974 19 3839 30348 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:d0:3a:48 brd ff:ff:ff:ff:ff:ff altname enp0s3 altname ens3 inet 10.30.106.21/23 brd 10.30.107.255 scope global dynamic noprefixroute eth0 valid_lft 86133sec preferred_lft 86133sec inet6 fe80::f816:3eff:fed0:3a48/64 scope link valid_lft forever preferred_lft forever 3: docker0: mtu 1500 qdisc noqueue state DOWN group default link/ether 02:42:a0:94:9e:94 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:a0ff:fe94:9e94/64 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) 08/05/2026 _x86_64_ (8 CPU) 03:37:51 LINUX RESTART (8 CPU) 03:38:01 AM tps rtps wtps bread/s bwrtn/s 03:39:01 AM 341.89 32.64 309.25 7666.79 37249.75 03:40:01 AM 494.42 19.26 475.16 4212.86 18842.59 03:41:01 AM 232.37 2.55 229.82 209.00 14301.35 03:42:01 AM 161.45 2.40 159.05 489.30 40234.31 Average: 307.53 14.21 293.32 3144.49 27657.00 03:38:01 AM kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 03:39:01 AM 29412764 31208504 3240608 9.92 2688 2115832 1452472 4.31 152348 2646284 271184 03:40:01 AM 28334968 30592428 4318404 13.22 2688 2565276 1889720 5.61 220124 3595492 177444 03:41:01 AM 26773836 29964268 5879536 18.01 2688 3486024 2435788 7.23 484008 4847136 725288 03:42:01 AM 27606668 31061308 5046704 15.46 2688 3744344 1560568 4.63 835244 3642704 84404 Average: 28032059 30706627 4621313 14.15 2688 2977869 1834637 5.44 422931 3682904 314580 03:38:01 AM IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 03:39:01 AM lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 03:39:01 AM eth0 377.76 240.79 2046.73 63.54 0.00 0.00 0.00 0.00 03:39:01 AM docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 03:40:01 AM lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 03:40:01 AM eth0 466.81 397.42 4383.57 75.50 0.00 0.00 0.00 0.00 03:40:01 AM docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 03:41:01 AM lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 03:41:01 AM eth0 640.57 489.39 9594.09 55.22 0.00 0.00 0.00 0.00 03:41:01 AM docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 03:42:01 AM lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 03:42:01 AM eth0 276.62 283.47 522.10 2334.61 0.00 0.00 0.00 0.00 03:42:01 AM docker0 22.99 37.45 1.23 309.65 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 440.44 352.77 4136.63 632.22 0.00 0.00 0.00 0.00 Average: docker0 5.75 9.36 0.31 77.41 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) 08/05/2026 _x86_64_ (8 CPU) 03:37:51 LINUX RESTART (8 CPU) 03:38:01 AM CPU %user %nice %system %iowait %steal %idle 03:39:01 AM all 15.56 0.00 2.34 1.10 0.06 80.94 03:39:01 AM 0 10.89 0.00 2.83 0.64 0.07 85.57 03:39:01 AM 1 10.02 0.00 2.11 2.54 0.10 85.22 03:39:01 AM 2 17.53 0.00 2.86 1.61 0.08 77.93 03:39:01 AM 3 31.17 0.00 2.95 0.45 0.05 65.38 03:39:01 AM 4 11.22 0.00 1.71 0.33 0.05 86.69 03:39:01 AM 5 15.89 0.00 2.41 0.50 0.03 81.17 03:39:01 AM 6 11.91 0.00 1.85 2.46 0.05 83.73 03:39:01 AM 7 15.90 0.00 2.01 0.28 0.03 81.78 03:40:01 AM all 18.56 0.00 1.65 1.34 0.08 78.36 03:40:01 AM 0 23.18 0.00 0.90 0.28 0.10 75.53 03:40:01 AM 1 20.71 0.00 1.49 1.37 0.08 76.35 03:40:01 AM 2 11.55 0.00 2.54 3.40 0.07 82.44 03:40:01 AM 3 22.67 0.00 1.32 0.45 0.08 75.47 03:40:01 AM 4 25.47 0.00 1.79 1.32 0.08 71.34 03:40:01 AM 5 18.70 0.00 2.53 2.22 0.08 76.47 03:40:01 AM 6 9.84 0.00 1.05 0.59 0.05 88.47 03:40:01 AM 7 16.36 0.00 1.61 1.12 0.08 80.83 03:41:01 AM all 28.83 0.00 2.04 0.60 0.08 68.46 03:41:01 AM 0 32.86 0.00 1.88 0.34 0.07 64.86 03:41:01 AM 1 28.75 0.00 1.78 0.37 0.08 69.01 03:41:01 AM 2 32.66 0.00 1.53 0.23 0.08 65.49 03:41:01 AM 3 27.09 0.00 2.60 0.87 0.08 69.35 03:41:01 AM 4 29.78 0.00 2.21 0.57 0.07 67.37 03:41:01 AM 5 26.49 0.00 1.66 0.44 0.10 71.31 03:41:01 AM 6 28.72 0.00 2.37 1.41 0.08 67.42 03:41:01 AM 7 24.25 0.00 2.27 0.55 0.07 72.86 03:42:01 AM all 11.79 0.00 2.47 0.57 0.06 85.11 03:42:01 AM 0 13.45 0.00 2.51 0.44 0.07 83.54 03:42:01 AM 1 18.36 0.00 2.63 1.59 0.07 77.36 03:42:01 AM 2 14.15 0.00 3.13 1.08 0.08 81.57 03:42:01 AM 3 10.58 0.00 2.18 0.27 0.07 86.91 03:42:01 AM 4 13.10 0.00 2.03 0.17 0.07 84.64 03:42:01 AM 5 8.15 0.00 2.70 0.30 0.05 88.80 03:42:01 AM 6 6.40 0.00 2.33 0.47 0.05 90.75 03:42:01 AM 7 10.14 0.00 2.23 0.23 0.07 87.33 Average: all 18.68 0.00 2.12 0.90 0.07 78.22 Average: 0 20.09 0.00 2.03 0.42 0.08 77.38 Average: 1 19.45 0.00 2.00 1.47 0.08 76.99 Average: 2 18.97 0.00 2.51 1.58 0.08 76.86 Average: 3 22.88 0.00 2.26 0.51 0.07 74.28 Average: 4 19.89 0.00 1.93 0.60 0.07 77.51 Average: 5 17.30 0.00 2.32 0.87 0.07 79.44 Average: 6 14.21 0.00 1.90 1.23 0.06 82.60 Average: 7 16.66 0.00 2.03 0.55 0.06 80.71