---> uname -a: Linux prd-centos8-docker-8c-8g-1840.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 1031 28397 19 2461 30409 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:78:d0:6c brd ff:ff:ff:ff:ff:ff altname enp0s3 altname ens3 inet 10.30.107.101/23 brd 10.30.107.255 scope global dynamic noprefixroute eth0 valid_lft 86155sec preferred_lft 86155sec inet6 fe80::f816:3eff:fe78:d06c/64 scope link valid_lft forever preferred_lft forever 3: docker0: mtu 1500 qdisc noqueue state DOWN group default link/ether 02:42:67:65:25:27 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) 12/28/2025 _x86_64_ (8 CPU) 05:18:14 LINUX RESTART (8 CPU) 05:19:01 AM tps rtps wtps bread/s bwrtn/s 05:20:01 AM 217.28 3.38 213.90 368.94 12622.73 05:21:01 AM 118.26 1.92 116.34 911.96 5261.66 05:22:01 AM 77.32 1.10 76.22 81.17 6243.02 Average: 137.62 2.13 135.49 454.03 8042.47 05:19:01 AM kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 05:20:01 AM 28280872 30103220 4374840 13.40 2688 2136676 2645288 7.85 168452 3728952 72536 05:21:01 AM 27283044 29299780 5372668 16.45 2688 2325328 3461128 10.27 226736 4643872 109424 05:22:01 AM 29113388 31173448 3542324 10.85 2688 2366132 1448436 4.30 412068 2628184 24676 Average: 28225768 30192149 4429944 13.57 2688 2276045 2518284 7.47 269085 3667003 68879 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 243.47 209.90 1595.76 51.97 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 157.65 134.29 1760.51 26.36 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 73.59 67.01 318.77 21.63 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 158.24 137.07 1225.02 33.32 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) 12/28/2025 _x86_64_ (8 CPU) 05:18:14 LINUX RESTART (8 CPU) 05:19:01 AM CPU %user %nice %system %iowait %steal %idle 05:20:01 AM all 19.13 0.00 1.41 0.69 0.08 78.69 05:20:01 AM 0 17.96 0.00 1.52 0.30 0.08 80.14 05:20:01 AM 1 19.70 0.00 1.10 1.25 0.08 77.87 05:20:01 AM 2 11.85 0.00 1.35 0.85 0.10 85.85 05:20:01 AM 3 24.51 0.00 1.45 0.87 0.08 73.08 05:20:01 AM 4 18.15 0.00 1.52 0.80 0.07 79.46 05:20:01 AM 5 26.31 0.00 0.92 0.40 0.07 72.30 05:20:01 AM 6 23.83 0.00 2.55 1.03 0.07 72.52 05:20:01 AM 7 10.75 0.00 0.82 0.03 0.05 88.35 05:21:01 AM all 44.71 0.00 1.61 0.28 0.08 53.32 05:21:01 AM 0 54.42 0.00 2.01 0.07 0.07 43.44 05:21:01 AM 1 44.73 0.00 1.89 0.38 0.07 52.93 05:21:01 AM 2 41.27 0.00 1.37 0.20 0.07 57.09 05:21:01 AM 3 42.73 0.00 1.72 0.32 0.08 55.15 05:21:01 AM 4 48.24 0.00 1.42 0.40 0.10 49.84 05:21:01 AM 5 48.49 0.00 1.37 0.30 0.08 49.76 05:21:01 AM 6 41.53 0.00 1.97 0.30 0.07 56.13 05:21:01 AM 7 36.26 0.00 1.15 0.30 0.08 62.20 05:22:01 AM all 21.14 0.00 1.48 0.20 0.07 77.11 05:22:01 AM 0 15.49 0.00 1.10 0.03 0.10 83.27 05:22:01 AM 1 23.24 0.00 1.34 0.25 0.07 75.10 05:22:01 AM 2 27.77 0.00 2.07 0.42 0.08 69.66 05:22:01 AM 3 17.00 0.00 1.89 0.47 0.07 80.58 05:22:01 AM 4 15.83 0.00 1.02 0.10 0.08 82.97 05:22:01 AM 5 19.67 0.00 1.55 0.30 0.05 78.43 05:22:01 AM 6 30.96 0.00 1.47 0.07 0.05 67.45 05:22:01 AM 7 19.16 0.00 1.39 0.00 0.05 79.41 Average: all 28.33 0.00 1.50 0.39 0.07 69.71 Average: 0 29.28 0.00 1.54 0.13 0.08 68.96 Average: 1 29.22 0.00 1.44 0.63 0.07 68.63 Average: 2 26.96 0.00 1.60 0.49 0.08 70.87 Average: 3 28.08 0.00 1.69 0.55 0.08 69.60 Average: 4 27.41 0.00 1.32 0.43 0.08 70.75 Average: 5 31.49 0.00 1.28 0.33 0.07 66.83 Average: 6 32.10 0.00 2.00 0.47 0.06 65.37 Average: 7 22.06 0.00 1.12 0.11 0.06 76.65