---> uname -a: Linux prd-centos8-docker-8c-8g-4935.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: 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 12G 149G 8% / tmpfs 3.2G 0 3.2G 0% /run/user/1001 ---> free -m: total used free shared buff/cache available Mem: 31888 1074 26977 19 3835 30348 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:ab:63:9e brd ff:ff:ff:ff:ff:ff altname enp0s3 altname ens3 inet 10.30.106.75/23 brd 10.30.107.255 scope global dynamic noprefixroute eth0 valid_lft 86137sec preferred_lft 86137sec inet6 fe80::f816:3eff:feab:639e/64 scope link valid_lft forever preferred_lft forever 3: docker0: mtu 1500 qdisc noqueue state DOWN group default link/ether 02:42:7e:10:64:8d 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::42:7eff:fe10:648d/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) 08/08/2026 _x86_64_ (8 CPU) 03:37:54 LINUX RESTART (8 CPU) 03:38:01 AM tps rtps wtps bread/s bwrtn/s 03:39:01 AM 409.95 114.75 295.20 13415.43 44829.54 03:40:01 AM 485.62 15.49 470.13 3835.52 18852.60 03:41:01 AM 242.84 6.38 236.46 585.90 14301.03 03:42:01 AM 167.06 2.45 164.61 491.17 40450.07 Average: 326.37 34.77 291.60 4582.17 29608.95 03:38:01 AM kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 03:39:01 AM 29512456 31221208 3140916 9.62 2688 2032792 1466584 4.35 143684 2567948 192256 03:40:01 AM 28455804 30664376 4197568 12.85 2688 2516948 1858108 5.51 216044 3479704 144280 03:41:01 AM 26913612 29912892 5739760 17.58 2688 3297404 2456084 7.29 484356 4714016 539944 03:42:01 AM 27590700 31041764 5062672 15.50 2688 3740780 1569856 4.66 834440 3660828 84408 Average: 28118143 30710060 4535229 13.89 2688 2896981 1837658 5.45 419631 3605624 240222 03:38:01 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 389.52 238.02 2051.57 63.92 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 407.70 359.60 3840.37 72.55 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 632.54 489.42 10134.38 56.87 0.00 0.00 0.00 0.00 03:41:01 AM docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 03:42:01 AM lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 03:42:01 AM eth0 262.86 278.01 520.63 2334.28 0.00 0.00 0.00 0.00 03:42:01 AM docker0 15.66 21.26 0.87 308.97 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 423.15 341.25 4136.49 631.93 0.00 0.00 0.00 0.00 Average: docker0 3.92 5.32 0.22 77.25 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) 08/08/2026 _x86_64_ (8 CPU) 03:37:54 LINUX RESTART (8 CPU) 03:38:01 AM CPU %user %nice %system %iowait %steal %idle 03:39:01 AM all 15.11 0.00 2.82 1.40 0.06 80.62 03:39:01 AM 0 9.07 0.00 2.48 0.23 0.05 88.17 03:39:01 AM 1 28.69 0.00 5.20 5.48 0.08 60.55 03:39:01 AM 2 8.79 0.00 1.83 0.57 0.05 88.76 03:39:01 AM 3 15.53 0.00 2.70 1.07 0.07 80.64 03:39:01 AM 4 10.44 0.00 2.71 0.65 0.07 86.13 03:39:01 AM 5 11.53 0.00 1.47 0.13 0.03 86.83 03:39:01 AM 6 18.02 0.00 3.11 2.81 0.07 75.99 03:39:01 AM 7 18.83 0.00 3.03 0.23 0.07 77.84 03:40:01 AM all 17.46 0.00 1.56 1.30 0.07 79.61 03:40:01 AM 0 23.00 0.00 0.94 0.87 0.08 75.11 03:40:01 AM 1 22.44 0.00 2.19 1.22 0.07 74.08 03:40:01 AM 2 9.76 0.00 2.70 3.79 0.07 83.69 03:40:01 AM 3 11.39 0.00 1.09 0.85 0.07 86.60 03:40:01 AM 4 25.85 0.00 1.07 0.60 0.07 72.41 03:40:01 AM 5 16.18 0.00 1.67 1.24 0.07 80.84 03:40:01 AM 6 15.02 0.00 1.42 1.05 0.07 82.44 03:40:01 AM 7 15.98 0.00 1.42 0.77 0.07 81.76 03:41:01 AM all 27.64 0.00 1.67 0.66 0.09 69.94 03:41:01 AM 0 29.45 0.00 1.63 0.62 0.08 68.22 03:41:01 AM 1 28.10 0.00 2.06 0.74 0.10 69.00 03:41:01 AM 2 20.62 0.00 1.57 0.59 0.08 77.14 03:41:01 AM 3 28.17 0.00 1.56 0.57 0.08 69.61 03:41:01 AM 4 31.87 0.00 1.91 0.97 0.08 65.16 03:41:01 AM 5 30.70 0.00 1.44 0.91 0.08 66.87 03:41:01 AM 6 21.21 0.00 1.81 0.52 0.10 76.36 03:41:01 AM 7 30.99 0.00 1.37 0.35 0.08 67.20 03:42:01 AM all 12.17 0.00 2.43 0.63 0.05 84.72 03:42:01 AM 0 19.22 0.00 2.71 0.35 0.07 77.65 03:42:01 AM 1 6.16 0.00 2.50 1.93 0.05 89.36 03:42:01 AM 2 11.92 0.00 2.28 0.77 0.05 84.98 03:42:01 AM 3 17.20 0.00 3.06 0.39 0.07 79.28 03:42:01 AM 4 21.41 0.00 2.70 0.40 0.07 75.42 03:42:01 AM 5 6.78 0.00 1.90 0.20 0.05 91.07 03:42:01 AM 6 5.79 0.00 1.98 0.30 0.03 91.90 03:42:01 AM 7 8.87 0.00 2.30 0.69 0.03 88.11 Average: all 18.09 0.00 2.12 1.00 0.07 78.72 Average: 0 20.18 0.00 1.94 0.52 0.07 77.29 Average: 1 21.35 0.00 2.99 2.34 0.08 73.24 Average: 2 12.77 0.00 2.10 1.43 0.06 83.64 Average: 3 18.07 0.00 2.10 0.72 0.07 79.04 Average: 4 22.39 0.00 2.10 0.66 0.07 74.78 Average: 5 16.30 0.00 1.62 0.62 0.06 81.40 Average: 6 15.01 0.00 2.08 1.17 0.07 81.67 Average: 7 18.67 0.00 2.03 0.51 0.06 78.72