---> uname -a: Linux prd-centos8-docker-8c-8g-12502.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 1055 27285 19 3548 30378 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:d3:95:ee brd ff:ff:ff:ff:ff:ff altname enp0s3 altname ens3 inet 10.30.106.27/23 brd 10.30.107.255 scope global dynamic noprefixroute eth0 valid_lft 86136sec preferred_lft 86136sec inet6 fe80::f816:3eff:fed3:95ee/64 scope link valid_lft forever preferred_lft forever 3: docker0: mtu 1500 qdisc noqueue state DOWN group default link/ether 02:42:40:6a:ec:63 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::42:40ff:fe6a:ec63/64 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) 11/13/2025 _x86_64_ (8 CPU) 17:11:23 LINUX RESTART (8 CPU) 05:12:01 PM tps rtps wtps bread/s bwrtn/s 05:13:01 PM 155.33 14.60 140.74 3206.00 10574.81 05:14:01 PM 391.50 5.00 386.50 1168.87 14366.59 05:15:01 PM 223.56 2.38 221.18 473.98 41674.09 Average: 256.79 7.33 249.46 1616.31 22205.60 05:12:01 PM kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 05:13:01 PM 29277472 31119588 3378240 10.35 2688 2160440 1600352 4.75 153352 2765208 138320 05:14:01 PM 28020576 30277476 4635136 14.19 2688 2566276 2142016 6.36 383080 3756624 198700 05:15:01 PM 27889844 31049548 4765868 14.59 2688 3459580 1579240 4.69 628952 3609460 163756 Average: 28395964 30815537 4259748 13.04 2688 2728765 1773869 5.26 388461 3377097 166925 05:12:01 PM IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 05:13:01 PM lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 05:13:01 PM eth0 120.58 96.12 1372.38 31.25 0.00 0.00 0.00 0.00 05:13:01 PM docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 05:14:01 PM lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 05:14:01 PM eth0 483.85 408.68 5828.00 54.95 0.00 0.00 0.00 0.00 05:14:01 PM docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 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 543.17 454.95 5960.67 1259.68 0.00 0.00 0.00 0.00 05:15:01 PM docker0 6.48 14.83 0.50 244.33 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 382.53 319.91 4386.94 448.65 0.00 0.00 0.00 0.00 Average: docker0 2.16 4.94 0.17 81.45 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) 11/13/2025 _x86_64_ (8 CPU) 17:11:23 LINUX RESTART (8 CPU) 05:12:01 PM CPU %user %nice %system %iowait %steal %idle 05:13:01 PM all 10.90 0.00 1.05 0.53 0.05 87.47 05:13:01 PM 0 4.07 0.00 0.85 0.77 0.07 94.24 05:13:01 PM 1 2.32 0.00 0.57 0.75 0.05 96.31 05:13:01 PM 2 12.41 0.00 1.15 0.77 0.05 85.62 05:13:01 PM 3 25.94 0.00 2.37 0.37 0.07 71.26 05:13:01 PM 4 6.64 0.00 0.65 0.72 0.03 91.95 05:13:01 PM 5 15.71 0.00 1.34 0.25 0.05 82.65 05:13:01 PM 6 13.20 0.00 0.93 0.43 0.03 85.40 05:13:01 PM 7 6.89 0.00 0.55 0.17 0.03 92.35 05:14:01 PM all 28.30 0.00 1.73 1.23 0.09 68.65 05:14:01 PM 0 32.11 0.00 1.46 0.57 0.08 65.78 05:14:01 PM 1 29.45 0.00 1.74 0.87 0.08 67.86 05:14:01 PM 2 33.75 0.00 2.08 1.61 0.10 62.46 05:14:01 PM 3 20.46 0.00 1.68 0.92 0.08 76.85 05:14:01 PM 4 25.86 0.00 1.95 1.31 0.10 70.78 05:14:01 PM 5 25.22 0.00 1.61 1.54 0.08 71.54 05:14:01 PM 6 34.43 0.00 1.37 0.54 0.08 63.58 05:14:01 PM 7 25.12 0.00 2.00 2.45 0.08 70.35 05:15:01 PM all 16.56 0.00 2.70 2.07 0.08 78.58 05:15:01 PM 0 9.28 0.00 2.66 1.73 0.08 86.24 05:15:01 PM 1 35.89 0.00 3.04 3.14 0.10 57.84 05:15:01 PM 2 16.90 0.00 2.29 1.36 0.08 79.36 05:15:01 PM 3 8.03 0.00 3.14 5.56 0.08 83.18 05:15:01 PM 4 23.57 0.00 2.18 0.64 0.07 73.55 05:15:01 PM 5 13.01 0.00 2.64 0.64 0.08 83.64 05:15:01 PM 6 7.56 0.00 2.23 1.44 0.07 88.70 05:15:01 PM 7 18.25 0.00 3.39 2.10 0.08 76.17 Average: all 18.58 0.00 1.83 1.27 0.07 78.25 Average: 0 15.14 0.00 1.66 1.02 0.08 82.10 Average: 1 22.53 0.00 1.78 1.58 0.08 74.02 Average: 2 21.01 0.00 1.84 1.25 0.08 75.83 Average: 3 18.16 0.00 2.40 2.28 0.08 77.08 Average: 4 18.67 0.00 1.59 0.89 0.07 78.78 Average: 5 17.98 0.00 1.86 0.81 0.07 79.28 Average: 6 18.41 0.00 1.51 0.80 0.06 79.22 Average: 7 16.74 0.00 1.98 1.57 0.07 79.65