---> uname -a: Linux prd-centos8-docker-8c-8g-4459.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: 2799.974 BogoMIPS: 5599.94 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 1063 26985 19 3838 30357 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:37:f2:88 brd ff:ff:ff:ff:ff:ff altname enp0s3 altname ens3 inet 10.30.106.248/23 brd 10.30.107.255 scope global dynamic noprefixroute eth0 valid_lft 86104sec preferred_lft 86104sec inet6 fe80::f816:3eff:fe37:f288/64 scope link valid_lft forever preferred_lft forever 3: docker0: mtu 1500 qdisc noqueue state DOWN group default link/ether 02:42:0e:18:4c: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:eff:fe18:4ce1/64 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) 08/06/2026 _x86_64_ (8 CPU) 03:37:47 LINUX RESTART (8 CPU) 03:38:01 AM tps rtps wtps bread/s bwrtn/s 03:39:01 AM 306.18 20.78 285.40 5512.31 9854.35 03:40:01 AM 205.73 14.50 191.24 3222.39 14828.54 03:41:01 AM 397.67 4.90 392.77 1170.01 11539.57 03:42:01 AM 248.00 3.05 244.96 456.19 44388.05 Average: 289.39 10.80 278.58 2589.69 20158.68 03:38:01 AM kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 03:39:01 AM 29406652 31186968 3246720 9.94 2688 2100920 1457664 4.33 152244 2654984 259896 03:40:01 AM 28951116 31020216 3702256 11.34 2688 2381344 1831472 5.43 197208 3019276 71204 03:41:01 AM 27450348 29906776 5203024 15.93 2688 2760068 2487412 7.38 398072 4283864 171648 03:42:01 AM 27608984 31055856 5044388 15.45 2688 3737392 1576728 4.68 654644 3823008 139484 Average: 28354275 30792454 4299097 13.17 2688 2744931 1838319 5.45 350542 3445283 160558 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 369.26 242.72 2045.88 64.83 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 222.01 192.37 1998.41 48.74 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 454.48 368.84 5396.42 55.13 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 574.02 466.16 7069.80 1364.40 0.00 0.00 0.00 0.00 03:42:01 AM docker0 10.19 13.76 0.61 307.82 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 404.98 317.56 4128.36 383.52 0.00 0.00 0.00 0.00 Average: docker0 2.55 3.44 0.15 77.01 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) 08/06/2026 _x86_64_ (8 CPU) 03:37:47 LINUX RESTART (8 CPU) 03:38:01 AM CPU %user %nice %system %iowait %steal %idle 03:39:01 AM all 14.44 0.00 1.85 0.74 0.10 82.86 03:39:01 AM 0 7.20 0.00 1.00 0.13 0.05 91.61 03:39:01 AM 1 18.42 0.00 3.22 3.06 0.05 75.25 03:39:01 AM 2 4.48 0.00 1.21 0.07 0.07 94.18 03:39:01 AM 3 32.79 0.00 3.19 0.65 0.07 63.30 03:39:01 AM 4 6.74 0.00 1.01 0.28 0.48 91.48 03:39:01 AM 5 20.53 0.00 1.60 0.67 0.03 77.17 03:39:01 AM 6 13.12 0.00 1.65 0.80 0.03 84.39 03:39:01 AM 7 12.28 0.00 1.92 0.23 0.05 85.51 03:40:01 AM all 13.62 0.00 1.46 0.93 0.24 83.75 03:40:01 AM 0 11.75 0.00 1.62 2.08 0.16 84.39 03:40:01 AM 1 12.63 0.00 1.05 1.27 0.18 84.86 03:40:01 AM 2 12.57 0.00 1.34 0.85 0.10 85.14 03:40:01 AM 3 13.08 0.00 2.02 1.60 0.93 82.37 03:40:01 AM 4 15.67 0.00 2.30 0.65 0.22 81.16 03:40:01 AM 5 21.05 0.00 1.72 0.61 0.12 76.51 03:40:01 AM 6 7.02 0.00 0.86 0.14 0.10 91.88 03:40:01 AM 7 15.14 0.00 0.77 0.24 0.08 83.77 03:41:01 AM all 28.29 0.00 1.79 0.93 0.09 68.89 03:41:01 AM 0 21.12 0.00 1.21 0.52 0.08 77.07 03:41:01 AM 1 36.57 0.00 2.65 0.99 0.12 59.66 03:41:01 AM 2 18.42 0.00 1.38 0.22 0.12 79.87 03:41:01 AM 3 37.56 0.00 1.37 0.49 0.10 60.48 03:41:01 AM 4 27.99 0.00 1.51 0.25 0.08 70.16 03:41:01 AM 5 38.19 0.00 2.77 2.90 0.08 56.05 03:41:01 AM 6 17.94 0.00 1.36 0.99 0.07 79.64 03:41:01 AM 7 28.55 0.00 2.11 1.07 0.10 68.16 03:42:01 AM all 17.67 0.00 3.00 0.90 0.09 78.35 03:42:01 AM 0 18.59 0.00 2.85 0.45 0.08 78.03 03:42:01 AM 1 20.90 0.00 2.84 1.29 0.08 74.88 03:42:01 AM 2 28.22 0.00 3.24 2.00 0.08 66.47 03:42:01 AM 3 14.43 0.00 2.75 0.39 0.08 82.35 03:42:01 AM 4 7.91 0.00 2.62 0.49 0.08 88.89 03:42:01 AM 5 20.86 0.00 3.52 1.36 0.10 74.16 03:42:01 AM 6 21.53 0.00 2.55 0.65 0.08 75.19 03:42:01 AM 7 8.92 0.00 3.61 0.54 0.08 86.85 Average: all 18.72 0.00 2.05 0.87 0.13 78.23 Average: 0 14.79 0.00 1.67 0.74 0.09 82.71 Average: 1 22.55 0.00 2.50 1.67 0.11 73.17 Average: 2 16.07 0.00 1.81 0.78 0.09 81.25 Average: 3 24.99 0.00 2.35 0.74 0.27 71.65 Average: 4 14.51 0.00 1.84 0.41 0.22 83.02 Average: 5 25.34 0.00 2.43 1.42 0.08 70.73 Average: 6 15.27 0.00 1.64 0.67 0.07 82.35 Average: 7 16.27 0.00 2.16 0.53 0.08 80.95