---> uname -a: Linux prd-centos8-docker-8c-8g-749.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 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 14G 147G 9% / tmpfs 3.2G 0 3.2G 0% /run/user/1001 ---> free -m: total used free shared buff/cache available Mem: 31888 1769 24826 19 5292 29649 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:34:35:a8 brd ff:ff:ff:ff:ff:ff altname enp0s3 altname ens3 inet 10.30.107.69/23 brd 10.30.107.255 scope global dynamic noprefixroute eth0 valid_lft 86095sec preferred_lft 86095sec inet6 fe80::f816:3eff:fe34:35a8/64 scope link valid_lft forever preferred_lft forever 3: docker0: mtu 1500 qdisc noqueue state DOWN group default link/ether 02:42:aa:28:c1:99 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:aaff:fe28:c199/64 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) 07/18/2026 _x86_64_ (8 CPU) 11:22:00 LINUX RESTART (8 CPU) 11:23:01 AM tps rtps wtps bread/s bwrtn/s 11:24:01 AM 254.16 16.76 237.39 3188.67 16506.58 11:25:01 AM 169.61 3.08 166.53 1426.46 69735.12 11:26:01 AM 207.30 18.88 188.42 5256.38 2176.17 11:27:01 AM 56.20 0.43 55.76 56.25 23659.45 Average: 171.81 9.79 162.02 2481.91 28019.81 11:23:01 AM kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 11:24:01 AM 27743176 30899212 4910196 15.04 2688 3466852 1709204 5.07 193024 4228200 1169264 11:25:01 AM 25479272 29559684 7174100 21.97 2688 4373756 3918520 11.63 304308 6308588 156 11:26:01 AM 26075524 31013272 6577848 20.14 2688 5225848 1464984 4.35 759532 5251140 692576 11:27:01 AM 25427428 30364996 7225944 22.13 2688 5223764 2145872 6.37 912764 5737400 24336 Average: 26181350 30459291 6472022 19.82 2688 4572555 2309645 6.85 542407 5381332 471583 11:23:01 AM IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 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 1066.97 515.75 20433.77 70.36 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 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 11:25:01 AM eth0 1695.03 488.84 7787.22 39.85 0.00 0.00 0.00 0.00 11:25:01 AM docker0 0.00 0.08 0.00 0.01 0.00 0.00 0.00 0.00 11:25:01 AM veth6bd5cc7 0.00 0.18 0.00 0.02 0.00 0.00 0.00 0.00 11:26:01 AM lo 13.05 13.05 1.36 1.36 0.00 0.00 0.00 0.00 11:26:01 AM eth0 346.68 255.65 2068.08 89.79 0.00 0.00 0.00 0.00 11:26:01 AM docker0 4.83 5.86 0.65 0.68 0.00 0.00 0.00 0.00 11:27:01 AM lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 11:27:01 AM eth0 78.52 48.20 34.31 130.65 0.00 0.00 0.00 0.00 11:27:01 AM docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 Average: lo 3.26 3.26 0.34 0.34 0.00 0.00 0.00 0.00 Average: eth0 796.79 327.10 7580.31 82.67 0.00 0.00 0.00 0.00 Average: docker0 1.21 1.49 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) 07/18/2026 _x86_64_ (8 CPU) 11:22:00 LINUX RESTART (8 CPU) 11:23:01 AM CPU %user %nice %system %iowait %steal %idle 11:24:01 AM all 12.68 0.00 1.45 1.70 0.07 84.10 11:24:01 AM 0 9.03 0.00 0.72 0.57 0.05 89.63 11:24:01 AM 1 13.76 0.00 1.14 1.07 0.07 83.96 11:24:01 AM 2 13.71 0.00 2.49 2.44 0.08 81.26 11:24:01 AM 3 16.25 0.00 1.68 1.83 0.08 80.16 11:24:01 AM 4 9.42 0.00 1.32 1.09 0.07 88.10 11:24:01 AM 5 7.52 0.00 1.04 2.95 0.07 88.42 11:24:01 AM 6 27.77 0.00 2.32 2.01 0.08 67.82 11:24:01 AM 7 3.93 0.00 0.89 1.65 0.07 93.46 11:25:01 AM all 30.18 0.00 2.54 1.54 0.12 65.62 11:25:01 AM 0 23.40 0.00 1.87 0.47 0.08 74.17 11:25:01 AM 1 41.46 0.00 2.89 2.48 0.14 53.03 11:25:01 AM 2 35.72 0.00 3.42 4.33 0.12 56.41 11:25:01 AM 3 15.06 0.00 2.43 0.32 0.12 82.07 11:25:01 AM 4 7.97 0.00 2.76 4.30 0.08 84.88 11:25:01 AM 5 43.84 0.00 2.13 0.17 0.14 53.72 11:25:01 AM 6 44.66 0.00 2.29 0.05 0.12 52.88 11:25:01 AM 7 29.32 0.00 2.51 0.19 0.14 67.86 11:26:01 AM all 28.54 0.80 2.90 0.46 0.10 67.19 11:26:01 AM 0 17.07 0.00 2.46 0.22 0.10 80.15 11:26:01 AM 1 32.82 0.00 3.72 0.39 0.10 62.97 11:26:01 AM 2 24.37 0.03 3.56 1.55 0.10 70.38 11:26:01 AM 3 35.31 3.62 3.50 0.64 0.12 56.81 11:26:01 AM 4 28.46 0.03 2.56 0.17 0.12 68.66 11:26:01 AM 5 23.18 0.07 2.57 0.50 0.08 73.60 11:26:01 AM 6 36.93 0.05 2.65 0.17 0.12 60.08 11:26:01 AM 7 30.27 2.60 2.13 0.08 0.10 64.82 11:27:01 AM all 13.92 0.00 0.82 0.36 0.04 84.86 11:27:01 AM 0 5.81 0.00 0.83 0.02 0.03 93.31 11:27:01 AM 1 5.01 0.00 0.89 1.94 0.07 92.10 11:27:01 AM 2 6.70 0.00 0.83 0.30 0.03 92.14 11:27:01 AM 3 31.87 0.00 1.49 0.32 0.05 66.28 11:27:01 AM 4 12.10 0.00 0.45 0.03 0.02 87.40 11:27:01 AM 5 8.74 0.00 0.87 0.05 0.03 90.31 11:27:01 AM 6 20.77 0.00 0.60 0.15 0.05 78.43 11:27:01 AM 7 20.35 0.00 0.60 0.05 0.05 78.95 Average: all 21.30 0.20 1.92 1.01 0.08 75.48 Average: 0 13.80 0.00 1.47 0.32 0.07 84.35 Average: 1 23.19 0.00 2.15 1.47 0.09 73.09 Average: 2 20.07 0.01 2.57 2.15 0.08 75.11 Average: 3 24.64 0.90 2.27 0.78 0.09 71.32 Average: 4 14.50 0.01 1.77 1.39 0.07 82.26 Average: 5 20.75 0.02 1.65 0.92 0.08 76.59 Average: 6 32.50 0.01 1.96 0.59 0.09 64.84 Average: 7 20.93 0.65 1.53 0.49 0.09 76.31