---> uname -a: Linux prd-centos8-docker-8c-8g-5259.novalocal 4.18.0-500.el8.x86_64 #1 SMP Wed Jun 28 00:07:07 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 12G 149G 8% / tmpfs 3.2G 0 3.2G 0% /run/user/1001 ---> free -m: total used free shared buff/cache available Mem: 31888 1043 27085 19 3758 30381 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:2e:9f:bf brd ff:ff:ff:ff:ff:ff altname enp0s3 altname ens3 inet 10.30.107.250/23 brd 10.30.107.255 scope global dynamic noprefixroute eth0 valid_lft 86132sec preferred_lft 86132sec inet6 fe80::f816:3eff:fe2e:9fbf/64 scope link valid_lft forever preferred_lft forever 3: docker0: mtu 1500 qdisc noqueue state DOWN group default link/ether 02:42:37:f1:71:14 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::42:37ff:fef1:7114/64 scope link valid_lft forever preferred_lft forever ---> sar -b -r -n DEV: Linux 4.18.0-500.el8.x86_64 (centos-stream-8-docker-35e3e635-7ea0-4115-9f61-813d979b482a.nova) 08/09/2026 _x86_64_ (8 CPU) 17:12:09 LINUX RESTART (8 CPU) 05:13:01 PM tps rtps wtps bread/s bwrtn/s 05:14:02 PM 209.93 14.50 195.43 3222.39 16011.40 05:15:01 PM 342.64 4.90 337.74 1185.97 11016.78 05:16:01 PM 245.37 3.43 241.94 473.71 43098.72 Average: 265.55 7.62 257.92 1629.85 23445.34 05:13:01 PM kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 05:14:02 PM 29114904 31166308 3538468 10.84 2688 2365232 1978016 5.87 194560 2865976 80860 05:15:01 PM 27798996 30265120 4854376 14.87 2688 2771116 2106140 6.25 400256 3938976 229696 05:16:01 PM 27751192 31124480 4902180 15.01 2688 3667208 1511580 4.49 643120 3705404 165084 Average: 28221697 30851969 4431675 13.57 2688 2934519 1865245 5.53 412645 3503452 158547 05:13:01 PM IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 05:14:02 PM lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 05:14:02 PM eth0 201.92 169.08 2115.66 45.37 0.00 0.00 0.00 0.00 05:14:02 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 426.44 365.12 5941.89 52.03 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 509.48 433.01 6020.95 1276.97 0.00 0.00 0.00 0.00 05:16:01 PM docker0 8.20 17.86 0.58 261.18 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 379.01 322.16 4685.79 460.41 0.00 0.00 0.00 0.00 Average: docker0 2.75 5.99 0.20 87.55 0.00 0.00 0.00 0.00 ---> sar -P ALL: Linux 4.18.0-500.el8.x86_64 (centos-stream-8-docker-35e3e635-7ea0-4115-9f61-813d979b482a.nova) 08/09/2026 _x86_64_ (8 CPU) 17:12:09 LINUX RESTART (8 CPU) 05:13:01 PM CPU %user %nice %system %iowait %steal %idle 05:14:02 PM all 12.03 0.00 1.14 0.89 0.06 85.88 05:14:02 PM 0 6.75 0.00 0.59 0.54 0.07 92.06 05:14:02 PM 1 18.83 0.00 2.02 1.57 0.08 77.50 05:14:02 PM 2 8.02 0.00 1.02 1.84 0.10 89.02 05:14:02 PM 3 24.35 0.00 2.15 0.67 0.05 72.78 05:14:02 PM 4 11.88 0.00 0.77 0.18 0.05 87.12 05:14:02 PM 5 12.10 0.00 1.39 1.22 0.05 85.24 05:14:02 PM 6 5.70 0.00 0.70 0.72 0.05 92.83 05:14:02 PM 7 8.57 0.00 0.52 0.37 0.03 90.51 05:15:01 PM all 28.28 0.00 1.56 1.56 0.09 68.51 05:15:01 PM 0 22.53 0.00 1.29 0.56 0.09 75.53 05:15:01 PM 1 27.34 0.00 2.35 3.46 0.10 66.75 05:15:01 PM 2 28.89 0.00 2.01 2.41 0.10 66.59 05:15:01 PM 3 19.68 0.00 1.23 0.36 0.09 78.65 05:15:01 PM 4 43.73 0.00 1.38 1.28 0.10 53.51 05:15:01 PM 5 31.86 0.00 1.52 1.89 0.09 64.65 05:15:01 PM 6 22.93 0.00 1.69 2.30 0.09 73.00 05:15:01 PM 7 29.23 0.00 1.04 0.20 0.09 69.44 05:16:01 PM all 17.26 0.00 2.38 1.41 0.09 78.87 05:16:01 PM 0 9.42 0.00 2.42 0.35 0.10 87.71 05:16:01 PM 1 18.41 0.00 2.45 2.01 0.10 77.03 05:16:01 PM 2 14.18 0.00 2.25 1.42 0.12 82.03 05:16:01 PM 3 10.56 0.00 2.20 0.76 0.08 86.40 05:16:01 PM 4 22.99 0.00 2.71 4.65 0.08 69.57 05:16:01 PM 5 22.64 0.00 2.28 1.17 0.08 73.82 05:16:01 PM 6 21.40 0.00 2.63 0.60 0.08 75.28 05:16:01 PM 7 18.46 0.00 2.08 0.29 0.08 79.09 Average: all 19.13 0.00 1.69 1.28 0.08 77.81 Average: 0 12.85 0.00 1.43 0.48 0.08 85.15 Average: 1 21.49 0.00 2.27 2.34 0.10 73.80 Average: 2 16.95 0.00 1.76 1.89 0.11 79.30 Average: 3 18.20 0.00 1.86 0.60 0.07 79.26 Average: 4 26.09 0.00 1.62 2.04 0.08 70.18 Average: 5 22.13 0.00 1.73 1.43 0.07 74.64 Average: 6 16.64 0.00 1.67 1.20 0.07 80.42 Average: 7 18.69 0.00 1.21 0.29 0.07 79.74