---> uname -a: Linux prd-centos8-docker-8c-8g-5556.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 lbrv nrip_save tsc_scale vmcb_clean flushbyasid pausefilter pfthreshold v_vmsave_vmload vgif 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 1038 27243 20 3606 30386 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:34:ca:d5 brd ff:ff:ff:ff:ff:ff altname enp0s3 altname ens3 inet 10.30.107.96/23 brd 10.30.107.255 scope global dynamic noprefixroute eth0 valid_lft 86145sec preferred_lft 86145sec inet6 fe80::f816:3eff:fe34:cad5/64 scope link valid_lft forever preferred_lft forever 3: docker0: mtu 1500 qdisc noqueue state DOWN group default link/ether 02:42:34:23:e3:e1 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::42:34ff:fe23:e3e1/64 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) 09/27/2026 _x86_64_ (8 CPU) 03:37:20 LINUX RESTART (8 CPU) 03:38:02 AM tps rtps wtps bread/s bwrtn/s 03:39:01 AM 122.92 2.52 120.40 1640.26 10604.59 03:40:01 AM 439.95 17.14 422.81 2718.56 13906.26 03:41:01 AM 264.60 2.45 262.15 411.86 40683.09 Average: 276.68 7.40 269.28 1589.95 21793.45 03:38:02 AM kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 03:39:01 AM 29353968 31274220 3299404 10.10 2688 2238596 1422408 4.22 149032 2687116 195128 03:40:01 AM 28289716 30570512 4363656 13.36 2688 2588772 1920664 5.70 232992 3623004 169612 03:41:01 AM 26648232 29917168 6005140 18.39 2688 3564444 2840312 8.43 546908 4896464 216 Average: 28097305 30587300 4556067 13.95 2688 2797271 2061128 6.12 309644 3735528 121652 03:38:02 AM IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 03:39:01 AM lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 03:39:01 AM eth0 131.14 87.33 1697.41 30.37 0.00 0.00 0.00 0.00 03:39:01 AM docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 03:40:01 AM lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 03:40:01 AM eth0 396.97 377.99 4076.95 58.96 0.00 0.00 0.00 0.00 03:40:01 AM docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 03:41:01 AM lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 03:41:01 AM eth0 576.57 450.28 9394.01 50.54 0.00 0.00 0.00 0.00 03:41:01 AM docker0 3.12 6.91 0.18 142.17 0.00 0.00 0.00 0.00 03:41:01 AM veth0e6518f 0.00 0.02 0.00 0.00 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 369.55 306.42 5074.88 46.71 0.00 0.00 0.00 0.00 Average: docker0 1.04 2.32 0.06 47.66 0.00 0.00 0.00 0.00 Average: veth0e6518f 0.00 0.01 0.00 0.00 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) 09/27/2026 _x86_64_ (8 CPU) 03:37:20 LINUX RESTART (8 CPU) 03:38:02 AM CPU %user %nice %system %iowait %steal %idle 03:39:01 AM all 7.56 0.00 0.86 0.29 0.00 91.28 03:39:01 AM 0 9.93 0.00 0.78 0.20 0.00 89.09 03:39:01 AM 1 0.85 0.00 0.34 0.12 0.00 98.69 03:39:01 AM 2 3.63 0.00 0.66 0.31 0.00 95.40 03:39:01 AM 3 16.43 0.00 1.70 0.37 0.02 81.49 03:39:01 AM 4 10.59 0.00 1.17 0.66 0.00 87.57 03:39:01 AM 5 1.89 0.00 0.36 0.14 0.00 97.62 03:39:01 AM 6 11.45 0.00 1.56 0.27 0.02 86.70 03:39:01 AM 7 5.68 0.00 0.34 0.27 0.00 93.71 03:40:01 AM all 20.37 0.00 1.55 1.19 0.01 76.89 03:40:01 AM 0 18.46 0.00 1.59 0.64 0.02 79.29 03:40:01 AM 1 24.26 0.00 1.71 1.19 0.02 72.83 03:40:01 AM 2 28.38 0.00 1.30 0.67 0.00 69.65 03:40:01 AM 3 19.46 0.00 1.97 3.78 0.00 74.78 03:40:01 AM 4 17.76 0.00 1.52 1.02 0.00 79.70 03:40:01 AM 5 12.39 0.00 1.27 0.25 0.02 86.07 03:40:01 AM 6 19.42 0.00 2.01 1.59 0.00 76.98 03:40:01 AM 7 22.77 0.00 1.00 0.38 0.02 75.82 03:41:01 AM all 24.19 0.00 2.47 0.83 0.01 72.50 03:41:01 AM 0 19.97 0.00 1.95 0.66 0.02 77.41 03:41:01 AM 1 24.74 0.00 2.94 0.97 0.00 71.35 03:41:01 AM 2 25.16 0.00 2.57 0.87 0.02 71.38 03:41:01 AM 3 25.02 0.00 2.59 0.59 0.02 71.79 03:41:01 AM 4 31.33 0.00 3.40 1.82 0.02 63.44 03:41:01 AM 5 14.39 0.00 2.06 0.91 0.00 82.64 03:41:01 AM 6 31.23 0.00 2.55 0.45 0.00 65.76 03:41:01 AM 7 21.65 0.00 1.73 0.34 0.00 76.29 Average: all 17.41 0.00 1.63 0.77 0.01 80.18 Average: 0 16.14 0.00 1.44 0.50 0.01 81.90 Average: 1 16.70 0.00 1.67 0.76 0.01 80.87 Average: 2 19.13 0.00 1.51 0.62 0.01 78.74 Average: 3 20.31 0.00 2.09 1.59 0.01 76.00 Average: 4 19.92 0.00 2.03 1.17 0.01 76.88 Average: 5 9.59 0.00 1.23 0.43 0.01 88.74 Average: 6 20.73 0.00 2.04 0.77 0.01 76.44 Average: 7 16.75 0.00 1.03 0.33 0.01 81.89