---> uname -a: Linux prd-centos8-docker-8c-8g-11593.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 1073 27052 19 3761 30352 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:8a:07:fe brd ff:ff:ff:ff:ff:ff altname enp0s3 altname ens3 inet 10.30.107.212/23 brd 10.30.107.255 scope global dynamic noprefixroute eth0 valid_lft 86138sec preferred_lft 86138sec inet6 fe80::f816:3eff:fe8a:7fe/64 scope link valid_lft forever preferred_lft forever 3: docker0: mtu 1500 qdisc noqueue state DOWN group default link/ether 02:42:cb:ca:8b:8b 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:cbff:feca:8b8b/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) 06/13/2026 _x86_64_ (8 CPU) 17:12:04 LINUX RESTART (8 CPU) 05:13:01 PM tps rtps wtps bread/s bwrtn/s 05:14:01 PM 448.63 14.81 433.82 3124.69 18560.03 05:15:01 PM 281.99 6.96 275.02 1297.03 16504.00 05:16:01 PM 154.28 3.37 150.92 450.38 40197.75 Average: 294.97 8.38 286.59 1624.04 25087.26 05:13:01 PM kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 05:14:01 PM 28559864 30719540 4093508 12.54 2688 2469236 1846468 5.48 210220 3386952 169524 05:15:01 PM 26791764 29786160 5861608 17.95 2688 3294080 2571528 7.63 493548 4828344 534012 05:16:01 PM 27729520 31107972 4923852 15.08 2688 3672064 1527080 4.53 822936 3545796 24264 Average: 27693716 30537891 4959656 15.19 2688 3145127 1981692 5.88 508901 3920364 242600 05:13:01 PM IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 05:14:01 PM lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 05:14:01 PM eth0 359.31 307.13 3697.66 66.57 0.00 0.00 0.00 0.00 05:14:01 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 623.03 488.49 9845.47 60.88 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 252.60 263.15 476.81 2371.72 0.00 0.00 0.00 0.00 05:16:01 PM docker0 8.33 16.74 0.59 259.60 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 411.65 352.92 4673.31 833.06 0.00 0.00 0.00 0.00 Average: docker0 2.78 5.58 0.20 86.53 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) 06/13/2026 _x86_64_ (8 CPU) 17:12:04 LINUX RESTART (8 CPU) 05:13:01 PM CPU %user %nice %system %iowait %steal %idle 05:14:01 PM all 17.38 0.00 1.59 1.16 0.07 79.80 05:14:01 PM 0 15.39 0.00 0.72 0.68 0.07 83.14 05:14:01 PM 1 15.41 0.00 2.14 3.28 0.07 79.10 05:14:01 PM 2 17.80 0.00 0.99 0.40 0.08 80.73 05:14:01 PM 3 27.32 0.00 3.25 1.67 0.08 67.67 05:14:01 PM 4 16.00 0.00 1.49 0.89 0.05 81.58 05:14:01 PM 5 21.69 0.00 1.74 0.80 0.08 75.68 05:14:01 PM 6 8.47 0.00 1.31 0.92 0.07 89.24 05:14:01 PM 7 17.00 0.00 1.07 0.65 0.07 81.22 05:15:01 PM all 32.46 0.00 1.79 0.83 0.09 64.83 05:15:01 PM 0 21.49 0.00 1.59 0.60 0.08 76.24 05:15:01 PM 1 17.68 0.00 1.73 0.50 0.08 80.00 05:15:01 PM 2 33.88 0.00 1.61 0.60 0.08 63.82 05:15:01 PM 3 35.13 0.00 2.38 1.46 0.08 60.95 05:15:01 PM 4 43.67 0.00 2.28 1.04 0.10 52.91 05:15:01 PM 5 39.26 0.00 1.65 1.11 0.08 57.90 05:15:01 PM 6 38.89 0.00 1.31 0.35 0.08 59.37 05:15:01 PM 7 29.67 0.00 1.78 0.99 0.08 67.47 05:16:01 PM all 10.30 0.00 2.28 0.99 0.06 86.37 05:16:01 PM 0 8.59 0.00 2.01 0.89 0.07 88.45 05:16:01 PM 1 10.09 0.00 2.69 2.32 0.07 84.83 05:16:01 PM 2 21.86 0.00 3.37 1.74 0.07 72.96 05:16:01 PM 3 9.08 0.00 1.86 0.65 0.07 88.34 05:16:01 PM 4 7.74 0.00 2.48 0.80 0.03 88.94 05:16:01 PM 5 7.18 0.00 1.64 0.10 0.05 91.03 05:16:01 PM 6 6.97 0.00 1.96 1.17 0.05 89.84 05:16:01 PM 7 10.92 0.00 2.21 0.23 0.05 86.58 Average: all 20.04 0.00 1.88 0.99 0.07 77.01 Average: 0 15.15 0.00 1.44 0.72 0.07 82.61 Average: 1 14.40 0.00 2.19 2.04 0.07 81.31 Average: 2 24.51 0.00 1.99 0.92 0.08 72.51 Average: 3 23.84 0.00 2.50 1.26 0.08 72.32 Average: 4 22.45 0.00 2.08 0.91 0.06 74.49 Average: 5 22.70 0.00 1.68 0.67 0.07 74.88 Average: 6 18.10 0.00 1.52 0.82 0.07 79.49 Average: 7 19.19 0.00 1.69 0.63 0.07 78.43