---> uname -a: Linux prd-centos8-docker-8c-8g-15660.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 1017 28435 19 2437 30424 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:e0:d3:fa brd ff:ff:ff:ff:ff:ff altname enp0s3 altname ens3 inet 10.30.107.20/23 brd 10.30.107.255 scope global dynamic noprefixroute eth0 valid_lft 86159sec preferred_lft 86159sec inet6 fe80::f816:3eff:fee0:d3fa/64 scope link valid_lft forever preferred_lft forever 3: docker0: mtu 1500 qdisc noqueue state DOWN group default link/ether 02:42:4b:e4:39:ce 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) 11/27/2025 _x86_64_ (8 CPU) 05:17:26 LINUX RESTART (8 CPU) 05:18:01 AM tps rtps wtps bread/s bwrtn/s 05:19:01 AM 133.64 2.15 131.49 291.68 9314.00 05:20:01 AM 185.63 2.61 183.02 946.32 9309.05 05:21:01 AM 73.51 0.76 72.75 68.20 6220.68 Average: 130.76 1.84 128.92 434.12 8276.61 05:18:01 AM kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 05:19:01 AM 28905068 30650672 3750644 11.49 2688 2063612 2335144 6.93 154008 3141608 129924 05:20:01 AM 27205640 29185256 5450072 16.69 2688 2290072 4218652 12.52 221788 4729664 109340 05:21:01 AM 29173272 31208584 3482440 10.66 2688 2343176 1396828 4.14 408760 2577176 35872 Average: 28427993 30348171 4227719 12.95 2688 2232287 2650208 7.86 261519 3482816 91712 05:18:01 AM IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 05:19:01 AM lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 05:19:01 AM eth0 138.94 119.30 1201.45 45.47 0.00 0.00 0.00 0.00 05:19:01 AM docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 05:20:01 AM lo 1.05 1.05 0.12 0.12 0.00 0.00 0.00 0.00 05:20:01 AM eth0 224.40 200.37 2371.38 37.96 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 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 05:21:01 AM eth0 222.31 208.29 550.13 180.57 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 Average: lo 0.35 0.35 0.04 0.04 0.00 0.00 0.00 0.00 Average: eth0 195.22 176.00 1371.65 88.21 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) 11/27/2025 _x86_64_ (8 CPU) 05:17:26 LINUX RESTART (8 CPU) 05:18:01 AM CPU %user %nice %system %iowait %steal %idle 05:19:01 AM all 10.92 0.00 0.93 0.33 0.05 87.76 05:19:01 AM 0 22.94 0.00 1.99 0.35 0.07 74.66 05:19:01 AM 1 2.72 0.00 0.50 0.55 0.07 96.16 05:19:01 AM 2 6.75 0.00 0.42 0.15 0.05 92.63 05:19:01 AM 3 14.19 0.00 1.04 0.84 0.05 83.89 05:19:01 AM 4 8.16 0.00 0.67 0.45 0.07 90.65 05:19:01 AM 5 12.30 0.00 0.83 0.10 0.03 86.74 05:19:01 AM 6 10.99 0.00 1.20 0.07 0.07 87.68 05:19:01 AM 7 9.30 0.00 0.80 0.15 0.03 89.72 05:20:01 AM all 42.03 0.00 1.52 0.48 0.09 55.88 05:20:01 AM 0 34.69 0.00 1.29 0.07 0.08 63.87 05:20:01 AM 1 42.05 0.00 1.95 1.11 0.08 54.81 05:20:01 AM 2 43.30 0.00 1.49 0.55 0.08 54.57 05:20:01 AM 3 37.53 0.00 1.39 0.55 0.08 60.44 05:20:01 AM 4 42.12 0.00 1.60 0.35 0.07 55.87 05:20:01 AM 5 51.69 0.00 1.96 0.52 0.10 45.73 05:20:01 AM 6 33.85 0.00 1.44 0.49 0.08 64.14 05:20:01 AM 7 51.07 0.00 1.04 0.18 0.10 47.61 05:21:01 AM all 24.54 0.00 1.56 0.18 0.07 73.65 05:21:01 AM 0 36.64 0.00 1.98 0.13 0.08 61.17 05:21:01 AM 1 26.79 0.00 1.43 0.28 0.07 71.43 05:21:01 AM 2 21.33 0.00 1.48 0.33 0.10 76.76 05:21:01 AM 3 18.43 0.00 1.28 0.05 0.07 80.17 05:21:01 AM 4 20.12 0.00 1.52 0.13 0.08 78.14 05:21:01 AM 5 33.95 0.00 1.96 0.13 0.05 63.90 05:21:01 AM 6 21.53 0.00 1.82 0.40 0.07 76.18 05:21:01 AM 7 17.45 0.00 1.01 0.00 0.05 81.49 Average: all 25.80 0.00 1.34 0.33 0.07 72.46 Average: 0 31.43 0.00 1.75 0.18 0.08 66.56 Average: 1 23.83 0.00 1.29 0.65 0.07 74.16 Average: 2 23.76 0.00 1.13 0.35 0.08 74.69 Average: 3 23.36 0.00 1.24 0.48 0.07 74.86 Average: 4 23.43 0.00 1.26 0.31 0.07 74.92 Average: 5 32.61 0.00 1.59 0.25 0.06 65.49 Average: 6 22.10 0.00 1.49 0.32 0.07 76.02 Average: 7 25.88 0.00 0.95 0.11 0.06 73.00