---> uname -a: Linux prd-centos8-docker-8c-8g-1314.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 13G 148G 8% / tmpfs 3.2G 0 3.2G 0% /run/user/1001 ---> free -m: total used free shared buff/cache available Mem: 31888 1062 26343 19 4482 30356 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:88:54:66 brd ff:ff:ff:ff:ff:ff altname enp0s3 altname ens3 inet 10.30.107.39/23 brd 10.30.107.255 scope global dynamic noprefixroute eth0 valid_lft 86091sec preferred_lft 86091sec inet6 fe80::f816:3eff:fe88:5466/64 scope link valid_lft forever preferred_lft forever 3: docker0: mtu 1500 qdisc noqueue state DOWN group default link/ether 02:42:55:15:f7:aa 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::42:55ff:fe15:f7aa/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) 06/24/2026 _x86_64_ (8 CPU) 07:31:11 LINUX RESTART (8 CPU) 07:32:01 AM tps rtps wtps bread/s bwrtn/s 07:33:04 AM 144.43 13.93 130.50 2997.15 9681.87 07:34:01 AM 244.58 4.42 240.16 934.43 12908.48 07:35:01 AM 137.09 14.63 122.46 1239.85 37776.62 07:36:01 AM 245.63 5.26 240.37 4672.04 27249.22 Average: 191.82 9.67 182.15 2484.98 21893.90 07:32:01 AM kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 07:33:04 AM 29084740 31055888 3568632 10.93 2688 2287652 1811452 5.37 158436 2945456 215916 07:34:01 AM 27767396 30146792 4885976 14.96 2688 2687824 2381720 7.07 254684 4128992 292880 07:35:01 AM 25992804 29209524 6660568 20.40 2688 3507976 4222244 12.53 460452 5626728 156 07:36:01 AM 26970332 31079500 5683040 17.40 2688 4395084 1563176 4.64 887324 4219248 24284 Average: 27453818 30372926 5199554 15.92 2688 3219634 2494648 7.40 440224 4230106 133309 07:32:01 AM IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 07:33:04 AM lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 07:33:04 AM eth0 279.07 190.45 1655.39 35.79 0.00 0.00 0.00 0.00 07:33:04 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 532.33 399.49 6307.58 53.59 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 10.20 10.20 1.11 1.11 0.00 0.00 0.00 0.00 07:35:01 AM eth0 1447.40 360.81 6469.25 40.23 0.00 0.00 0.00 0.00 07:35:01 AM docker0 3.97 5.10 0.54 0.59 0.00 0.00 0.00 0.00 07:35:01 AM vethd6d8a26 0.00 0.13 0.00 0.01 0.00 0.00 0.00 0.00 07:36:01 AM lo 2.83 2.83 0.25 0.25 0.00 0.00 0.00 0.00 07:36:01 AM eth0 155.85 164.51 1717.11 1262.15 0.00 0.00 0.00 0.00 07:36:01 AM docker0 0.87 0.92 0.11 0.10 0.00 0.00 0.00 0.00 Average: lo 3.27 3.27 0.34 0.34 0.00 0.00 0.00 0.00 Average: eth0 601.33 276.46 3985.80 348.48 0.00 0.00 0.00 0.00 Average: docker0 1.21 1.51 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) 06/24/2026 _x86_64_ (8 CPU) 07:31:11 LINUX RESTART (8 CPU) 07:32:01 AM CPU %user %nice %system %iowait %steal %idle 07:33:04 AM all 9.08 0.00 1.01 0.40 0.26 89.24 07:33:04 AM 0 6.35 0.00 0.61 0.14 0.06 92.83 07:33:04 AM 1 4.36 0.00 0.63 0.34 0.68 93.99 07:33:04 AM 2 12.72 0.00 2.38 0.99 0.91 83.00 07:33:04 AM 3 15.56 0.00 1.51 0.60 0.08 82.25 07:33:04 AM 4 5.26 0.00 0.41 0.07 0.03 94.23 07:33:04 AM 5 18.18 0.00 1.18 0.25 0.05 80.34 07:33:04 AM 6 4.75 0.00 0.51 0.16 0.06 94.51 07:33:04 AM 7 5.56 0.00 0.85 0.65 0.21 92.73 07:34:01 AM all 28.47 0.00 1.44 0.73 0.14 69.23 07:34:01 AM 0 19.85 0.00 0.93 0.58 0.14 78.50 07:34:01 AM 1 32.57 0.00 1.74 0.67 0.32 64.71 07:34:01 AM 2 28.67 0.00 1.02 0.79 0.09 69.43 07:34:01 AM 3 40.31 0.00 1.21 0.37 0.09 58.02 07:34:01 AM 4 26.87 0.00 1.27 0.09 0.11 71.67 07:34:01 AM 5 28.95 0.00 1.35 0.69 0.12 68.89 07:34:01 AM 6 38.58 0.00 2.66 1.25 0.12 57.39 07:34:01 AM 7 11.93 0.00 1.36 1.39 0.11 85.22 07:35:01 AM all 21.77 0.32 3.27 0.76 0.10 73.78 07:35:01 AM 0 24.19 0.05 3.51 0.34 0.08 71.83 07:35:01 AM 1 31.14 0.02 4.20 0.59 0.10 63.94 07:35:01 AM 2 15.95 0.02 3.06 0.68 0.10 80.20 07:35:01 AM 3 12.83 2.39 3.20 1.85 0.10 79.62 07:35:01 AM 4 20.76 0.02 2.87 0.14 0.08 76.13 07:35:01 AM 5 26.81 0.03 3.32 1.04 0.10 68.69 07:35:01 AM 6 24.48 0.00 2.70 0.91 0.10 71.80 07:35:01 AM 7 18.02 0.05 3.25 0.54 0.10 78.04 07:36:01 AM all 18.27 0.05 1.94 0.81 0.07 78.85 07:36:01 AM 0 15.34 0.00 1.20 0.10 0.10 83.26 07:36:01 AM 1 28.49 0.40 2.29 1.09 0.08 67.65 07:36:01 AM 2 21.84 0.00 2.75 2.35 0.07 73.00 07:36:01 AM 3 11.80 0.00 1.81 0.10 0.05 86.23 07:36:01 AM 4 17.05 0.00 1.51 0.82 0.08 80.53 07:36:01 AM 5 22.49 0.00 2.42 1.59 0.08 73.41 07:36:01 AM 6 12.10 0.03 1.86 0.25 0.07 85.70 07:36:01 AM 7 17.08 0.00 1.69 0.17 0.05 81.01 Average: all 19.19 0.09 1.91 0.67 0.14 77.99 Average: 0 16.27 0.01 1.56 0.29 0.10 81.78 Average: 1 23.83 0.11 2.20 0.67 0.30 72.90 Average: 2 19.61 0.00 2.32 1.20 0.30 76.56 Average: 3 19.86 0.60 1.94 0.73 0.08 76.80 Average: 4 17.28 0.00 1.51 0.28 0.08 80.86 Average: 5 24.01 0.01 2.07 0.89 0.09 72.93 Average: 6 19.58 0.01 1.91 0.63 0.09 77.79 Average: 7 13.10 0.01 1.78 0.68 0.12 84.31