---> uname -a: Linux prd-centos8-docker-8c-8g-2657.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: 2799.998 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): 0-7 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 1060 26988 19 3838 30362 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:12:ae:02 brd ff:ff:ff:ff:ff:ff altname enp0s3 altname ens3 inet 10.30.106.125/23 brd 10.30.107.255 scope global dynamic noprefixroute eth0 valid_lft 86094sec preferred_lft 86094sec inet6 fe80::f816:3eff:fe12:ae02/64 scope link valid_lft forever preferred_lft forever 3: docker0: mtu 1500 qdisc noqueue state DOWN group default link/ether 02:42:a8:ae:1f:bd 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:a8ff:feae:1fbd/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) 06/26/2026 _x86_64_ (8 CPU) 03:37:24 LINUX RESTART (8 CPU) 03:38:01 AM tps rtps wtps bread/s bwrtn/s 03:39:01 AM 119.78 0.35 119.43 33.06 9439.03 03:40:01 AM 411.55 16.08 395.47 3950.68 15456.05 03:41:01 AM 231.19 5.08 226.11 506.90 13668.63 03:42:01 AM 176.17 3.95 172.23 510.90 41122.38 Average: 234.68 6.36 228.31 1250.44 19921.96 03:38:01 AM kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 03:39:01 AM 29415796 31209696 3237576 9.91 2688 2113592 1497564 4.44 150468 2640860 191900 03:40:01 AM 28395472 30639504 4257900 13.04 2688 2552092 1891460 5.61 216684 3541208 173724 03:41:01 AM 26381128 29387244 6272244 19.21 2688 3303564 3018844 8.96 482020 5244524 559300 03:42:01 AM 27677268 31130712 4976104 15.24 2688 3743748 1506356 4.47 831440 3580316 83820 Average: 27967416 30591789 4685956 14.35 2688 2928249 1978556 5.87 420153 3751727 252186 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 123.95 85.05 1246.41 10.93 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 478.52 407.86 4369.75 75.02 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 640.12 485.44 9647.86 55.74 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 253.15 269.58 519.83 2335.49 0.00 0.00 0.00 0.00 03:42:01 AM docker0 9.51 12.63 0.58 312.79 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 373.95 311.99 3946.07 619.32 0.00 0.00 0.00 0.00 Average: docker0 2.38 3.16 0.15 78.20 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) 06/26/2026 _x86_64_ (8 CPU) 03:37:24 LINUX RESTART (8 CPU) 03:38:01 AM CPU %user %nice %system %iowait %steal %idle 03:39:01 AM all 7.45 0.00 0.68 0.37 0.04 91.46 03:39:01 AM 0 0.27 0.00 0.13 0.03 0.03 99.53 03:39:01 AM 1 11.87 0.00 1.30 0.25 0.03 86.54 03:39:01 AM 2 2.27 0.00 0.43 0.38 0.05 96.86 03:39:01 AM 3 0.18 0.00 0.08 0.08 0.08 99.56 03:39:01 AM 4 25.65 0.00 1.64 1.44 0.07 71.21 03:39:01 AM 5 13.34 0.00 1.13 0.37 0.03 85.13 03:39:01 AM 6 5.46 0.00 0.63 0.42 0.05 93.44 03:39:01 AM 7 0.52 0.00 0.08 0.00 0.00 99.40 03:40:01 AM all 17.77 0.00 1.59 1.27 0.08 79.29 03:40:01 AM 0 23.92 0.00 1.19 0.42 0.08 74.39 03:40:01 AM 1 18.36 0.00 1.66 1.14 0.08 78.76 03:40:01 AM 2 8.89 0.00 1.51 0.50 0.08 89.01 03:40:01 AM 3 16.91 0.00 0.87 0.40 0.07 81.75 03:40:01 AM 4 14.88 0.00 2.53 3.37 0.07 79.14 03:40:01 AM 5 24.58 0.00 1.54 0.97 0.08 72.83 03:40:01 AM 6 17.49 0.00 1.29 0.75 0.08 80.39 03:40:01 AM 7 17.13 0.00 2.12 2.58 0.08 78.08 03:41:01 AM all 28.01 0.00 1.73 0.62 0.08 69.56 03:41:01 AM 0 24.12 0.00 1.68 0.60 0.10 73.50 03:41:01 AM 1 34.38 0.00 2.16 0.92 0.10 62.43 03:41:01 AM 2 28.66 0.00 2.30 0.74 0.08 68.22 03:41:01 AM 3 28.40 0.00 1.80 1.02 0.08 68.69 03:41:01 AM 4 27.04 0.00 1.42 0.44 0.08 71.02 03:41:01 AM 5 30.77 0.00 1.74 0.77 0.08 66.63 03:41:01 AM 6 25.53 0.00 1.22 0.15 0.07 73.02 03:41:01 AM 7 25.23 0.00 1.49 0.30 0.07 72.91 03:42:01 AM all 11.40 0.00 2.56 0.65 0.07 85.32 03:42:01 AM 0 5.24 0.00 1.94 0.28 0.07 92.46 03:42:01 AM 1 13.85 0.00 3.37 1.19 0.07 81.52 03:42:01 AM 2 5.50 0.00 2.28 0.54 0.07 91.61 03:42:01 AM 3 18.49 0.00 2.62 1.41 0.08 77.40 03:42:01 AM 4 11.13 0.00 2.18 0.34 0.05 86.30 03:42:01 AM 5 8.51 0.00 2.18 0.47 0.07 88.78 03:42:01 AM 6 10.06 0.00 2.67 0.70 0.08 86.48 03:42:01 AM 7 18.43 0.00 3.20 0.28 0.07 78.01 Average: all 16.15 0.00 1.64 0.73 0.07 81.42 Average: 0 13.38 0.00 1.23 0.33 0.07 84.98 Average: 1 19.60 0.00 2.12 0.87 0.07 77.33 Average: 2 11.31 0.00 1.63 0.54 0.07 86.44 Average: 3 15.99 0.00 1.34 0.73 0.08 81.86 Average: 4 19.68 0.00 1.94 1.39 0.07 76.91 Average: 5 19.29 0.00 1.65 0.64 0.07 78.35 Average: 6 14.63 0.00 1.45 0.51 0.07 83.34 Average: 7 15.31 0.00 1.72 0.79 0.05 82.12