---> uname -a: Linux prd-centos8-docker-8c-8g-12171.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 1059 27059 19 3769 30367 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:4b:63:7c brd ff:ff:ff:ff:ff:ff altname enp0s3 altname ens3 inet 10.30.106.102/23 brd 10.30.107.255 scope global dynamic noprefixroute eth0 valid_lft 86118sec preferred_lft 86118sec inet6 fe80::f816:3eff:fe4b:637c/64 scope link valid_lft forever preferred_lft forever 3: docker0: mtu 1500 qdisc noqueue state DOWN group default link/ether 02:42:2d:20:57:a4 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::42:2dff:fe20:57a4/64 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) 07/25/2026 _x86_64_ (8 CPU) 17:13:40 LINUX RESTART (8 CPU) 05:14:01 PM tps rtps wtps bread/s bwrtn/s 05:15:01 PM 280.26 22.01 258.25 4661.38 11646.48 05:16:01 PM 498.97 0.60 498.37 10.80 19407.91 05:17:01 PM 205.60 6.01 199.58 1200.80 6787.92 05:18:01 PM 168.77 2.07 166.70 467.37 42187.52 Average: 288.39 7.67 280.72 1585.04 20008.38 05:14:01 PM kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 05:15:01 PM 29150452 31137716 3502920 10.73 2688 2303900 2042592 6.06 157764 2884796 275220 05:16:01 PM 28509524 30702112 4143848 12.69 2688 2501256 1866048 5.54 211892 3431536 35856 05:17:01 PM 27394348 30038256 5259024 16.11 2688 2945104 2404144 7.13 422620 4307724 292988 05:18:01 PM 27732056 31118832 4921316 15.07 2688 3680488 1500820 4.45 822408 3545940 91256 Average: 28196595 30749229 4456777 13.65 2688 2857687 1953401 5.80 403671 3542499 173830 05:14:01 PM IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 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 148.65 112.60 1967.75 37.09 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 302.38 273.09 3038.16 42.43 0.00 0.00 0.00 0.00 05:16:01 PM docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 05:17:01 PM lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 05:17:01 PM eth0 474.01 390.17 6478.93 49.46 0.00 0.00 0.00 0.00 05:17:01 PM docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 05:18:01 PM lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 05:18:01 PM eth0 369.40 347.09 3516.26 2379.59 0.00 0.00 0.00 0.00 05:18:01 PM docker0 7.90 14.34 0.57 260.54 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 323.61 280.74 3750.26 627.22 0.00 0.00 0.00 0.00 Average: docker0 1.97 3.59 0.14 65.14 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) 07/25/2026 _x86_64_ (8 CPU) 17:13:40 LINUX RESTART (8 CPU) 05:14:01 PM CPU %user %nice %system %iowait %steal %idle 05:15:01 PM all 11.29 0.00 1.34 0.63 0.06 86.68 05:15:01 PM 0 3.02 0.00 0.48 0.18 0.10 96.21 05:15:01 PM 1 7.48 0.00 1.26 1.79 0.08 89.39 05:15:01 PM 2 27.38 0.00 2.97 0.65 0.07 68.93 05:15:01 PM 3 14.80 0.00 1.45 0.45 0.05 83.25 05:15:01 PM 4 23.48 0.00 2.30 0.93 0.03 73.25 05:15:01 PM 5 4.55 0.00 1.04 0.87 0.05 93.50 05:15:01 PM 6 3.63 0.00 0.42 0.12 0.05 95.79 05:15:01 PM 7 5.94 0.00 0.83 0.08 0.02 93.13 05:16:01 PM all 12.73 0.00 1.11 1.21 0.06 84.89 05:16:01 PM 0 14.09 0.00 0.72 0.45 0.07 84.67 05:16:01 PM 1 10.50 0.00 1.19 1.24 0.07 87.01 05:16:01 PM 2 22.00 0.00 0.73 0.60 0.05 76.61 05:16:01 PM 3 11.02 0.00 1.54 1.47 0.07 85.90 05:16:01 PM 4 12.94 0.00 1.02 1.24 0.08 84.72 05:16:01 PM 5 7.88 0.00 1.37 2.88 0.07 87.81 05:16:01 PM 6 10.68 0.00 1.44 1.10 0.05 86.73 05:16:01 PM 7 12.71 0.00 0.87 0.67 0.05 85.70 05:17:01 PM all 27.90 0.00 1.49 0.49 0.08 70.04 05:17:01 PM 0 18.39 0.00 1.14 0.40 0.08 79.98 05:17:01 PM 1 28.92 0.00 1.29 0.22 0.08 69.49 05:17:01 PM 2 40.92 0.00 1.90 1.12 0.10 55.96 05:17:01 PM 3 29.36 0.00 1.49 0.67 0.08 68.39 05:17:01 PM 4 24.63 0.00 1.42 0.52 0.10 73.33 05:17:01 PM 5 21.69 0.00 1.39 0.45 0.08 76.38 05:17:01 PM 6 34.04 0.00 2.23 0.44 0.07 63.22 05:17:01 PM 7 25.30 0.00 1.02 0.12 0.07 73.50 05:18:01 PM all 13.28 0.00 2.50 0.58 0.07 83.57 05:18:01 PM 0 12.43 0.00 2.69 1.06 0.08 83.74 05:18:01 PM 1 16.75 0.00 3.27 0.96 0.08 78.94 05:18:01 PM 2 8.71 0.00 2.42 0.86 0.07 87.95 05:18:01 PM 3 11.49 0.00 1.98 0.18 0.07 86.28 05:18:01 PM 4 15.10 0.00 2.95 0.59 0.05 81.31 05:18:01 PM 5 10.63 0.00 1.76 0.12 0.05 87.45 05:18:01 PM 6 22.37 0.00 3.24 0.37 0.07 73.95 05:18:01 PM 7 8.77 0.00 1.73 0.49 0.07 88.95 Average: all 16.29 0.00 1.61 0.73 0.07 81.30 Average: 0 11.98 0.00 1.25 0.52 0.08 86.16 Average: 1 15.91 0.00 1.75 1.05 0.08 81.21 Average: 2 24.76 0.00 2.00 0.81 0.07 72.36 Average: 3 16.67 0.00 1.61 0.69 0.07 80.96 Average: 4 19.04 0.00 1.92 0.82 0.07 78.15 Average: 5 11.18 0.00 1.39 1.08 0.06 86.29 Average: 6 17.65 0.00 1.83 0.51 0.06 79.95 Average: 7 13.17 0.00 1.11 0.34 0.05 85.32