---> uname -a: Linux prd-centos8-docker-8c-8g-15922.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: 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: 31890 1038 27301 19 3550 30395 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:79:e5:40 brd ff:ff:ff:ff:ff:ff altname enp0s3 altname ens3 inet 10.30.107.171/23 brd 10.30.107.255 scope global dynamic noprefixroute eth0 valid_lft 86141sec preferred_lft 86141sec inet6 fe80::f816:3eff:fe79:e540/64 scope link valid_lft forever preferred_lft forever 3: docker0: mtu 1500 qdisc noqueue state DOWN group default link/ether 02:42:68:30:da:8d 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::42:68ff:fe30:da8d/64 scope link 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) 11/27/2025 _x86_64_ (8 CPU) 17:13:15 LINUX RESTART (8 CPU) 05:14:01 PM tps rtps wtps bread/s bwrtn/s 05:15:01 PM 348.18 14.81 333.37 3204.27 13192.29 05:16:01 PM 273.29 6.02 267.27 1200.20 17159.87 05:17:01 PM 155.43 1.15 154.28 387.74 35595.80 Average: 258.97 7.33 251.64 1597.42 21982.92 05:14:01 PM kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 05:15:01 PM 28849112 30792848 3806600 11.66 2688 2258820 1815696 5.39 168920 3168736 192280 05:16:01 PM 27470900 29891324 5184812 15.88 2688 2727084 2438728 7.24 405980 4270548 178344 05:17:01 PM 27938148 31102932 4717564 14.45 2688 3464156 1545928 4.59 800076 3386584 175196 Average: 28086053 30595701 4569659 13.99 2688 2816687 1933451 5.74 458325 3608623 181940 05:14:01 PM IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 05:15:01 PM lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 05:15:01 PM eth0 249.00 216.38 2654.60 48.09 0.00 0.00 0.00 0.00 05:15:01 PM docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 05:16:01 PM lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 05:16:01 PM eth0 549.58 447.29 6847.19 56.71 0.00 0.00 0.00 0.00 05:16:01 PM docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 05:17:01 PM lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 05:17:01 PM eth0 434.49 378.04 3677.02 2369.53 0.00 0.00 0.00 0.00 05:17:01 PM docker0 6.65 13.96 0.50 243.69 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 411.01 347.23 4392.80 824.82 0.00 0.00 0.00 0.00 Average: docker0 2.22 4.65 0.17 81.24 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) 11/27/2025 _x86_64_ (8 CPU) 17:13:15 LINUX RESTART (8 CPU) 05:14:01 PM CPU %user %nice %system %iowait %steal %idle 05:15:01 PM all 13.72 0.00 1.28 1.22 0.08 83.70 05:15:01 PM 0 4.47 0.00 0.94 1.00 0.07 93.52 05:15:01 PM 1 12.61 0.00 0.85 1.42 0.08 85.03 05:15:01 PM 2 18.58 0.00 1.20 1.55 0.08 78.58 05:15:01 PM 3 19.03 0.00 1.44 0.65 0.07 78.81 05:15:01 PM 4 11.06 0.00 0.94 0.87 0.07 87.07 05:15:01 PM 5 11.96 0.00 2.24 2.66 0.07 83.07 05:15:01 PM 6 5.80 0.00 0.54 0.42 0.12 93.13 05:15:01 PM 7 26.22 0.00 2.07 1.20 0.07 70.43 05:16:01 PM all 30.27 0.00 1.66 1.13 0.11 66.83 05:16:01 PM 0 33.05 0.00 1.17 1.17 0.13 64.47 05:16:01 PM 1 37.02 0.00 2.46 1.47 0.12 58.92 05:16:01 PM 2 37.31 0.00 1.04 0.32 0.12 61.22 05:16:01 PM 3 17.93 0.00 1.66 0.52 0.10 79.79 05:16:01 PM 4 25.39 0.00 1.48 1.54 0.10 71.49 05:16:01 PM 5 28.33 0.00 1.49 0.82 0.10 69.25 05:16:01 PM 6 32.70 0.00 1.82 1.87 0.12 63.50 05:16:01 PM 7 30.42 0.00 2.17 1.29 0.12 66.01 05:17:01 PM all 11.25 0.00 2.79 1.28 0.09 84.58 05:17:01 PM 0 9.43 0.00 3.21 0.82 0.10 86.44 05:17:01 PM 1 11.00 0.00 2.61 2.63 0.10 83.66 05:17:01 PM 2 16.73 0.00 3.39 1.95 0.10 77.83 05:17:01 PM 3 16.00 0.00 2.60 0.18 0.08 81.13 05:17:01 PM 4 7.95 0.00 2.42 1.95 0.08 87.60 05:17:01 PM 5 9.62 0.00 2.84 0.59 0.08 86.87 05:17:01 PM 6 11.82 0.00 2.96 1.39 0.07 83.76 05:17:01 PM 7 7.49 0.00 2.34 0.76 0.08 89.33 Average: all 18.41 0.00 1.91 1.21 0.09 78.37 Average: 0 15.64 0.00 1.77 1.00 0.10 81.49 Average: 1 20.21 0.00 1.98 1.84 0.10 75.87 Average: 2 24.22 0.00 1.87 1.27 0.10 72.54 Average: 3 17.65 0.00 1.90 0.45 0.08 79.91 Average: 4 14.79 0.00 1.61 1.45 0.08 82.06 Average: 5 16.63 0.00 2.19 1.36 0.08 79.73 Average: 6 16.75 0.00 1.77 1.23 0.10 80.15 Average: 7 21.39 0.00 2.19 1.08 0.09 75.25