---> uname -a: Linux prd-centos8-docker-8c-8g-11526.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 1808 25138 19 4941 29611 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:e8:05:43 brd ff:ff:ff:ff:ff:ff altname enp0s3 altname ens3 inet 10.30.106.229/23 brd 10.30.107.255 scope global dynamic noprefixroute eth0 valid_lft 86115sec preferred_lft 86115sec inet6 fe80::f816:3eff:fee8:543/64 scope link valid_lft forever preferred_lft forever 3: docker0: mtu 1500 qdisc noqueue state DOWN group default link/ether 02:42:17:9b:06:5c 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::42:17ff:fe9b:65c/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) 06/13/2026 _x86_64_ (8 CPU) 11:21:26 LINUX RESTART (8 CPU) 11:22:01 AM tps rtps wtps bread/s bwrtn/s 11:23:01 AM 183.22 16.81 166.41 3318.36 10859.68 11:24:01 AM 208.17 2.78 205.38 1042.09 38562.01 11:25:01 AM 273.66 16.64 257.01 5616.53 29777.49 11:26:01 AM 63.26 3.13 60.13 148.48 25473.96 Average: 182.08 9.84 172.23 2531.43 26167.77 11:22:01 AM kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 11:23:01 AM 28382004 30948204 4271360 13.08 2688 2881360 1654428 4.91 183220 3616236 796680 11:24:01 AM 26417996 29903444 6235368 19.10 2688 3790492 2596328 7.70 270256 5448288 582576 11:25:01 AM 26606624 31155340 6046740 18.52 2688 4837264 1448788 4.30 665132 4810876 665556 11:26:01 AM 25734576 30319508 6918788 21.19 2688 4872064 2159728 6.41 908604 5432060 15424 Average: 26785300 30581624 5868064 17.97 2688 4095295 1964818 5.83 506803 4826865 515059 11:22:01 AM IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 11:23:01 AM lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 11:23:01 AM eth0 496.50 275.36 11534.09 47.75 0.00 0.00 0.00 0.00 11:23:01 AM docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 11:24:01 AM lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 11:24:01 AM eth0 1980.05 699.22 11423.65 64.39 0.00 0.00 0.00 0.00 11:24:01 AM docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 11:25:01 AM lo 12.81 12.81 1.35 1.35 0.00 0.00 0.00 0.00 11:25:01 AM eth0 146.23 113.96 1705.41 28.73 0.00 0.00 0.00 0.00 11:25:01 AM docker0 4.77 5.93 0.65 0.69 0.00 0.00 0.00 0.00 11:26:01 AM lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 11:26:01 AM eth0 249.35 158.60 387.25 183.53 0.00 0.00 0.00 0.00 11:26:01 AM docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 Average: lo 3.20 3.20 0.34 0.34 0.00 0.00 0.00 0.00 Average: eth0 717.98 311.77 6262.39 81.10 0.00 0.00 0.00 0.00 Average: docker0 1.19 1.48 0.16 0.17 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) 06/13/2026 _x86_64_ (8 CPU) 11:21:26 LINUX RESTART (8 CPU) 11:22:01 AM CPU %user %nice %system %iowait %steal %idle 11:23:01 AM all 12.62 0.00 1.20 0.55 0.05 85.57 11:23:01 AM 0 2.97 0.00 0.57 0.33 0.07 96.06 11:23:01 AM 1 6.48 0.00 0.45 0.23 0.05 92.78 11:23:01 AM 2 40.65 0.00 2.72 0.38 0.08 56.16 11:23:01 AM 3 15.82 0.00 2.36 1.60 0.07 80.16 11:23:01 AM 4 17.07 0.00 1.37 0.30 0.03 81.22 11:23:01 AM 5 6.78 0.00 1.08 0.88 0.05 91.20 11:23:01 AM 6 9.45 0.00 0.80 0.57 0.03 89.14 11:23:01 AM 7 1.76 0.00 0.28 0.10 0.05 97.81 11:24:01 AM all 28.71 0.00 1.67 2.19 0.09 67.33 11:24:01 AM 0 34.60 0.00 1.74 2.06 0.10 61.50 11:24:01 AM 1 25.58 0.00 1.46 0.18 0.08 72.69 11:24:01 AM 2 22.42 0.00 1.75 0.15 0.08 75.60 11:24:01 AM 3 41.28 0.00 2.00 0.92 0.08 55.71 11:24:01 AM 4 15.74 0.00 1.22 0.96 0.08 82.00 11:24:01 AM 5 38.18 0.00 1.55 0.45 0.08 59.73 11:24:01 AM 6 31.60 0.00 1.56 2.28 0.08 64.48 11:24:01 AM 7 20.29 0.00 2.12 10.53 0.10 66.95 11:25:01 AM all 24.94 0.27 3.16 1.41 0.08 70.14 11:25:01 AM 0 24.29 0.02 2.97 0.05 0.07 72.61 11:25:01 AM 1 22.37 0.05 2.58 1.78 0.08 73.13 11:25:01 AM 2 30.94 0.03 3.73 1.23 0.08 63.99 11:25:01 AM 3 25.88 0.05 3.87 2.76 0.08 67.35 11:25:01 AM 4 22.68 0.00 3.99 2.99 0.07 70.27 11:25:01 AM 5 24.98 0.03 3.18 0.93 0.10 70.78 11:25:01 AM 6 25.56 1.96 2.72 1.04 0.07 68.65 11:25:01 AM 7 22.82 0.02 2.27 0.49 0.07 74.34 11:26:01 AM all 16.49 0.00 1.04 0.40 0.05 82.02 11:26:01 AM 0 17.85 0.00 0.58 0.02 0.07 81.49 11:26:01 AM 1 7.87 0.00 0.67 0.00 0.05 91.41 11:26:01 AM 2 23.03 0.00 0.42 0.15 0.07 76.34 11:26:01 AM 3 7.64 0.00 0.72 0.03 0.03 91.58 11:26:01 AM 4 28.02 0.00 1.69 0.05 0.05 70.20 11:26:01 AM 5 10.93 0.00 1.36 0.05 0.03 87.64 11:26:01 AM 6 31.78 0.00 1.75 0.10 0.05 66.32 11:26:01 AM 7 4.82 0.00 1.14 2.79 0.07 91.19 Average: all 20.68 0.07 1.77 1.13 0.07 76.29 Average: 0 19.91 0.00 1.46 0.61 0.08 77.94 Average: 1 15.56 0.01 1.29 0.55 0.07 82.53 Average: 2 29.26 0.01 2.15 0.48 0.08 68.02 Average: 3 22.62 0.01 2.23 1.33 0.07 73.74 Average: 4 20.88 0.00 2.06 1.07 0.06 75.93 Average: 5 20.18 0.01 1.79 0.58 0.07 77.38 Average: 6 24.60 0.49 1.71 1.00 0.06 72.15 Average: 7 12.39 0.00 1.45 3.47 0.07 82.61