---> uname -a: Linux prd-centos8-docker-8c-8g-4457.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 13G 148G 8% / tmpfs 3.2G 0 3.2G 0% /run/user/1001 ---> free -m: total used free shared buff/cache available Mem: 31888 1069 26338 19 4479 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:d7:a5:78 brd ff:ff:ff:ff:ff:ff altname enp0s3 altname ens3 inet 10.30.106.95/23 brd 10.30.107.255 scope global dynamic noprefixroute eth0 valid_lft 85997sec preferred_lft 85997sec inet6 fe80::f816:3eff:fed7:a578/64 scope link valid_lft forever preferred_lft forever 3: docker0: mtu 1500 qdisc noqueue state DOWN group default link/ether 02:42:1a:c4:55:55 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::42:1aff:fec4:5555/64 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) 05/28/2026 _x86_64_ (8 CPU) 07:30:58 LINUX RESTART (8 CPU) 07:32:03 AM tps rtps wtps bread/s bwrtn/s 07:33:01 AM 304.36 17.89 286.47 3872.44 17563.82 07:34:01 AM 87.89 1.98 85.90 497.78 13014.76 07:35:01 AM 49.68 0.05 49.63 1.07 25251.96 07:36:01 AM 0.80 0.00 0.80 0.00 478.00 07:37:01 AM 244.24 16.53 227.71 5536.82 6618.39 Average: 136.27 7.22 129.05 1969.05 12551.78 07:32:03 AM kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 07:33:01 AM 28308960 30630228 4344412 13.30 2688 2631256 1883188 5.59 215900 3632296 302912 07:34:01 AM 26701148 29834392 5952224 18.23 2688 3427696 2630436 7.80 274628 5124028 733544 07:35:01 AM 26674316 29821004 5979056 18.31 2688 3441028 2630436 7.80 274696 5142996 3604 07:36:01 AM 26667172 29824988 5986200 18.33 2688 3452220 2630436 7.80 274696 5150460 616 07:37:01 AM 26987708 31081972 5665664 17.35 2688 4381460 1480744 4.39 744328 4342496 746792 Average: 27067861 30238517 5585511 17.11 2688 3466732 2251048 6.68 356850 4678455 357494 07:32:03 AM IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 07:33:01 AM lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 07:33:01 AM eth0 561.63 432.12 6398.13 75.33 0.00 0.00 0.00 0.00 07:33:01 AM docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 07:34:01 AM lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 07:34:01 AM eth0 1181.37 351.12 6740.73 28.11 0.00 0.00 0.00 0.00 07:34:01 AM docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 07:35:01 AM lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 07:35:01 AM eth0 95.25 37.31 229.23 2.68 0.00 0.00 0.00 0.00 07:35:01 AM docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 07:36:01 AM lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 07:36:01 AM eth0 82.29 33.59 194.97 2.45 0.00 0.00 0.00 0.00 07:36:01 AM docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 07:37:01 AM lo 12.75 12.75 1.35 1.35 0.00 0.00 0.00 0.00 07:37:01 AM eth0 175.19 144.57 1732.58 35.04 0.00 0.00 0.00 0.00 07:37:01 AM docker0 4.77 5.95 0.65 0.69 0.00 0.00 0.00 0.00 Average: lo 2.57 2.57 0.27 0.27 0.00 0.00 0.00 0.00 Average: eth0 418.18 198.18 3036.68 28.41 0.00 0.00 0.00 0.00 Average: docker0 0.96 1.20 0.13 0.14 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) 05/28/2026 _x86_64_ (8 CPU) 07:30:58 LINUX RESTART (8 CPU) 07:32:03 AM CPU %user %nice %system %iowait %steal %idle 07:33:01 AM all 19.16 0.00 1.61 0.77 0.08 78.38 07:33:01 AM 0 20.51 0.00 2.09 0.66 0.09 76.66 07:33:01 AM 1 19.42 0.00 1.43 0.48 0.09 78.58 07:33:01 AM 2 13.27 0.00 2.06 0.87 0.09 83.71 07:33:01 AM 3 21.70 0.00 1.94 1.19 0.09 75.08 07:33:01 AM 4 11.69 0.00 1.18 0.52 0.07 86.54 07:33:01 AM 5 24.25 0.00 1.63 0.62 0.09 73.41 07:33:01 AM 6 18.46 0.00 1.26 0.74 0.07 79.47 07:33:01 AM 7 24.00 0.00 1.31 1.05 0.05 73.58 07:34:01 AM all 21.91 0.00 1.58 0.25 0.07 76.19 07:34:01 AM 0 26.33 0.00 1.99 0.02 0.05 71.61 07:34:01 AM 1 30.64 0.00 2.10 0.32 0.10 66.84 07:34:01 AM 2 27.36 0.00 1.51 0.00 0.07 71.06 07:34:01 AM 3 8.11 0.00 1.31 0.12 0.10 90.36 07:34:01 AM 4 29.66 0.00 1.53 0.40 0.07 68.34 07:34:01 AM 5 20.58 0.00 1.55 0.24 0.07 77.57 07:34:01 AM 6 19.94 0.00 1.36 0.64 0.07 78.00 07:34:01 AM 7 12.64 0.00 1.29 0.25 0.05 85.77 07:35:01 AM all 0.18 0.00 0.16 0.32 0.04 99.30 07:35:01 AM 0 0.17 0.00 0.13 0.03 0.05 99.62 07:35:01 AM 1 0.18 0.00 0.35 0.92 0.08 98.46 07:35:01 AM 2 0.08 0.00 0.23 0.78 0.03 98.87 07:35:01 AM 3 0.27 0.00 0.20 0.33 0.05 99.15 07:35:01 AM 4 0.10 0.00 0.05 0.13 0.02 99.70 07:35:01 AM 5 0.30 0.00 0.12 0.03 0.05 99.50 07:35:01 AM 6 0.22 0.00 0.12 0.13 0.03 99.50 07:35:01 AM 7 0.12 0.00 0.10 0.15 0.03 99.60 07:36:01 AM all 0.18 0.00 0.08 0.01 0.04 99.70 07:36:01 AM 0 0.15 0.00 0.08 0.00 0.03 99.73 07:36:01 AM 1 0.22 0.00 0.12 0.00 0.07 99.60 07:36:01 AM 2 0.10 0.00 0.12 0.00 0.03 99.75 07:36:01 AM 3 0.12 0.00 0.08 0.07 0.05 99.68 07:36:01 AM 4 0.10 0.00 0.07 0.00 0.03 99.80 07:36:01 AM 5 0.47 0.00 0.07 0.00 0.02 99.45 07:36:01 AM 6 0.12 0.00 0.07 0.00 0.03 99.78 07:36:01 AM 7 0.13 0.00 0.03 0.00 0.02 99.82 07:37:01 AM all 23.49 0.31 2.58 0.49 0.09 73.04 07:37:01 AM 0 18.29 0.03 1.72 0.08 0.10 79.77 07:37:01 AM 1 17.63 0.05 2.52 0.47 0.07 79.27 07:37:01 AM 2 24.33 0.00 2.23 0.15 0.10 73.18 07:37:01 AM 3 23.37 0.00 2.48 0.30 0.08 73.76 07:37:01 AM 4 23.73 0.22 2.45 0.12 0.08 73.41 07:37:01 AM 5 29.81 0.00 3.69 2.10 0.08 64.31 07:37:01 AM 6 28.60 0.05 2.95 0.20 0.08 68.12 07:37:01 AM 7 22.16 2.16 2.60 0.47 0.08 72.52 Average: all 12.92 0.06 1.20 0.36 0.06 85.40 Average: 0 13.01 0.01 1.20 0.15 0.06 85.57 Average: 1 13.55 0.01 1.30 0.44 0.08 84.62 Average: 2 13.00 0.00 1.22 0.36 0.06 85.36 Average: 3 10.63 0.00 1.20 0.40 0.07 87.70 Average: 4 13.04 0.04 1.05 0.23 0.05 85.58 Average: 5 14.99 0.00 1.41 0.60 0.06 82.94 Average: 6 13.41 0.01 1.15 0.34 0.06 85.04 Average: 7 11.71 0.43 1.06 0.38 0.05 86.36