---> uname -a: Linux prd-centos8-docker-8c-8g-2164.novalocal 4.18.0-448.el8.x86_64 #1 SMP Wed Jan 18 15:02:46 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 11G 150G 7% / tmpfs 3.2G 0 3.2G 0% /run/user/1001 ---> free -m: total used free shared buff/cache available Mem: 31890 998 28430 19 2461 30442 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:27:d5:9f brd ff:ff:ff:ff:ff:ff altname enp0s3 altname ens3 inet 10.30.106.162/23 brd 10.30.107.255 scope global dynamic noprefixroute eth0 valid_lft 86153sec preferred_lft 86153sec inet6 fe80::f816:3eff:fe27:d59f/64 scope link valid_lft forever preferred_lft forever 3: docker0: mtu 1500 qdisc noqueue state DOWN group default link/ether 02:42:5b:cf:8b:a8 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 ---> sar -b -r -n DEV: Linux 4.18.0-448.el8.x86_64 (centos-stream-8-docker-63ec32c8-5733-60f9-7d79-7a12e2b2c472.nova) 12/30/2025 _x86_64_ (8 CPU) 05:18:06 LINUX RESTART (8 CPU) 05:19:02 AM tps rtps wtps bread/s bwrtn/s 05:20:01 AM 229.20 2.80 226.40 345.84 14830.15 05:21:01 AM 123.28 2.52 120.76 940.75 5428.56 05:22:01 AM 80.19 1.12 79.07 81.32 6407.35 Average: 143.74 2.14 141.61 456.61 8855.31 05:19:02 AM kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 05:20:01 AM 28460084 30270844 4195628 12.85 2688 2125604 2717344 8.06 165104 3554388 73584 05:21:01 AM 27352884 29366868 5302828 16.24 2688 2322576 3007260 8.92 226836 4572528 110008 05:22:01 AM 29152836 31211468 3502876 10.73 2688 2364688 1450528 4.30 413132 2586516 23216 Average: 28321935 30283060 4333777 13.27 2688 2270956 2391711 7.10 268357 3571144 68936 05:19:02 AM IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 05:20:01 AM lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 05:20:01 AM eth0 231.11 206.46 1910.40 59.56 0.00 0.00 0.00 0.00 05:20:01 AM docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 05:21:01 AM lo 1.05 1.05 0.12 0.12 0.00 0.00 0.00 0.00 05:21:01 AM eth0 188.20 160.21 1913.11 31.08 0.00 0.00 0.00 0.00 05:21:01 AM docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 05:22:01 AM lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 05:22:01 AM eth0 91.12 81.70 323.04 26.87 0.00 0.00 0.00 0.00 05:22:01 AM docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 Average: lo 0.35 0.35 0.04 0.04 0.00 0.00 0.00 0.00 Average: eth0 169.81 149.14 1379.26 39.06 0.00 0.00 0.00 0.00 Average: docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 ---> sar -P ALL: Linux 4.18.0-448.el8.x86_64 (centos-stream-8-docker-63ec32c8-5733-60f9-7d79-7a12e2b2c472.nova) 12/30/2025 _x86_64_ (8 CPU) 05:18:06 LINUX RESTART (8 CPU) 05:19:02 AM CPU %user %nice %system %iowait %steal %idle 05:20:01 AM all 17.49 0.00 1.49 1.00 0.07 79.96 05:20:01 AM 0 9.44 0.00 0.94 0.43 0.07 89.13 05:20:01 AM 1 13.27 0.00 0.88 0.31 0.05 85.49 05:20:01 AM 2 14.73 0.00 1.97 1.67 0.09 81.54 05:20:01 AM 3 31.28 0.00 2.82 1.60 0.07 64.23 05:20:01 AM 4 14.26 0.00 0.88 0.58 0.05 84.23 05:20:01 AM 5 27.91 0.00 2.29 1.80 0.07 67.92 05:20:01 AM 6 18.97 0.00 0.80 1.00 0.07 79.16 05:20:01 AM 7 10.04 0.00 1.31 0.60 0.07 87.98 05:21:01 AM all 41.08 0.00 1.28 0.58 0.19 56.87 05:21:01 AM 0 43.01 0.00 1.27 1.45 0.08 54.18 05:21:01 AM 1 52.30 0.00 1.64 0.75 0.10 45.21 05:21:01 AM 2 40.69 0.00 1.47 0.33 0.08 57.42 05:21:01 AM 3 28.57 0.00 1.02 0.47 0.08 69.86 05:21:01 AM 4 46.15 0.00 1.12 0.58 0.08 52.06 05:21:01 AM 5 46.25 0.00 1.37 0.07 0.88 51.43 05:21:01 AM 6 33.32 0.00 0.94 0.12 0.08 65.54 05:21:01 AM 7 38.31 0.00 1.42 0.89 0.08 59.30 05:22:01 AM all 21.43 0.00 1.33 0.28 0.06 76.90 05:22:01 AM 0 12.98 0.00 1.03 0.17 0.08 85.74 05:22:01 AM 1 30.27 0.00 1.70 0.13 0.07 67.83 05:22:01 AM 2 20.96 0.00 1.34 0.15 0.07 77.49 05:22:01 AM 3 20.41 0.00 1.00 0.35 0.08 78.15 05:22:01 AM 4 28.71 0.00 1.62 0.75 0.07 68.85 05:22:01 AM 5 22.97 0.00 1.39 0.43 0.05 75.16 05:22:01 AM 6 9.55 0.00 1.04 0.13 0.05 89.23 05:22:01 AM 7 25.63 0.00 1.49 0.12 0.05 72.72 Average: all 26.73 0.00 1.36 0.62 0.11 71.19 Average: 0 21.88 0.00 1.08 0.68 0.08 76.28 Average: 1 32.05 0.00 1.41 0.40 0.07 66.07 Average: 2 25.52 0.00 1.59 0.71 0.08 72.10 Average: 3 26.73 0.00 1.61 0.80 0.08 70.79 Average: 4 29.80 0.00 1.21 0.64 0.07 68.29 Average: 5 32.44 0.00 1.68 0.76 0.33 64.79 Average: 6 20.62 0.00 0.92 0.41 0.07 77.97 Average: 7 24.75 0.00 1.41 0.53 0.07 73.24