---> uname -a: Linux prd-centos8-docker-8c-8g-5371.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 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 28436 19 2454 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:e3:24:7e brd ff:ff:ff:ff:ff:ff altname enp0s3 altname ens3 inet 10.30.107.65/23 brd 10.30.107.255 scope global dynamic noprefixroute eth0 valid_lft 86171sec preferred_lft 86171sec inet6 fe80::f816:3eff:fee3:247e/64 scope link valid_lft forever preferred_lft forever 3: docker0: mtu 1500 qdisc noqueue state DOWN group default link/ether 02:42:01:be:1e:1f 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) 02/05/2026 _x86_64_ (8 CPU) 05:18:19 LINUX RESTART (8 CPU) 05:19:01 AM tps rtps wtps bread/s bwrtn/s 05:20:01 AM 224.41 3.38 221.03 368.94 13626.64 05:21:01 AM 120.49 1.87 118.63 920.89 5511.66 05:22:01 AM 78.10 1.15 76.95 82.25 6751.44 Average: 141.01 2.13 138.87 457.38 8630.02 05:19:01 AM kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 05:20:01 AM 27935496 29767896 4720216 14.45 2688 2146524 2960212 8.78 168896 4071816 88260 05:21:01 AM 26958640 28972864 5697072 17.45 2688 2322896 3702224 10.98 227220 4966652 110116 05:22:01 AM 29186972 31240556 3468740 10.62 2688 2360204 1393128 4.13 412872 2555392 9024 Average: 28027036 29993772 4628676 14.17 2688 2276541 2685188 7.97 269663 3864620 69133 05:19:01 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 267.81 232.89 2433.09 64.10 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 139.45 119.49 1500.43 25.21 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 155.12 156.24 342.59 169.91 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 187.46 169.54 1425.43 86.40 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) 02/05/2026 _x86_64_ (8 CPU) 05:18:19 LINUX RESTART (8 CPU) 05:19:01 AM CPU %user %nice %system %iowait %steal %idle 05:20:01 AM all 20.59 0.00 1.59 0.60 0.07 77.16 05:20:01 AM 0 36.94 0.00 2.10 0.38 0.08 60.49 05:20:01 AM 1 21.99 0.00 1.76 0.44 0.08 75.73 05:20:01 AM 2 34.59 0.00 2.76 0.55 0.07 62.03 05:20:01 AM 3 16.16 0.00 2.09 0.75 0.07 80.93 05:20:01 AM 4 6.00 0.00 0.75 0.78 0.05 92.42 05:20:01 AM 5 22.78 0.00 1.10 0.92 0.07 75.13 05:20:01 AM 6 14.10 0.00 0.93 0.23 0.05 84.68 05:20:01 AM 7 12.17 0.00 1.19 0.70 0.08 85.86 05:21:01 AM all 44.79 0.00 1.49 0.29 0.09 53.34 05:21:01 AM 0 46.14 0.00 2.19 0.35 0.10 51.22 05:21:01 AM 1 53.61 0.00 1.75 0.05 0.08 44.50 05:21:01 AM 2 48.09 0.00 1.89 0.75 0.10 49.16 05:21:01 AM 3 40.05 0.00 1.39 0.12 0.10 58.34 05:21:01 AM 4 35.78 0.00 1.29 0.45 0.10 62.38 05:21:01 AM 5 49.87 0.00 0.95 0.27 0.10 48.81 05:21:01 AM 6 38.58 0.00 1.35 0.08 0.07 59.92 05:21:01 AM 7 46.19 0.00 1.14 0.22 0.08 52.37 05:22:01 AM all 17.62 0.00 1.29 0.24 0.08 80.77 05:22:01 AM 0 12.43 0.00 1.02 0.23 0.10 86.21 05:22:01 AM 1 30.02 0.00 1.80 0.23 0.08 67.86 05:22:01 AM 2 30.27 0.00 1.80 0.15 0.08 67.70 05:22:01 AM 3 16.94 0.00 1.57 0.38 0.07 81.04 05:22:01 AM 4 12.64 0.00 1.02 0.03 0.08 86.23 05:22:01 AM 5 16.20 0.00 1.30 0.03 0.05 82.41 05:22:01 AM 6 14.51 0.00 0.78 0.10 0.08 84.52 05:22:01 AM 7 7.90 0.00 1.04 0.79 0.08 90.19 Average: all 27.66 0.00 1.46 0.38 0.08 70.42 Average: 0 31.84 0.00 1.77 0.32 0.09 65.98 Average: 1 35.22 0.00 1.77 0.24 0.08 62.69 Average: 2 37.65 0.00 2.15 0.48 0.08 59.63 Average: 3 24.39 0.00 1.68 0.42 0.08 73.43 Average: 4 18.13 0.00 1.02 0.42 0.08 80.35 Average: 5 29.61 0.00 1.12 0.41 0.07 68.80 Average: 6 22.39 0.00 1.02 0.14 0.07 76.38 Average: 7 22.09 0.00 1.12 0.57 0.08 76.14