---> uname -a: Linux prd-centos8-docker-8c-8g-1684.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: 2799.996 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 13G 148G 8% / tmpfs 3.2G 0 3.2G 0% /run/user/1001 ---> free -m: total used free shared buff/cache available Mem: 31888 1084 26365 19 4438 30334 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:d9:a1:b5 brd ff:ff:ff:ff:ff:ff altname enp0s3 altname ens3 inet 10.30.107.5/23 brd 10.30.107.255 scope global dynamic noprefixroute eth0 valid_lft 86030sec preferred_lft 86030sec inet6 fe80::f816:3eff:fed9:a1b5/64 scope link valid_lft forever preferred_lft forever 3: docker0: mtu 1500 qdisc noqueue state DOWN group default link/ether 02:42:aa:04:a5:9a 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:aaff:fe04:a59a/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) 05/21/2026 _x86_64_ (8 CPU) 02:29:09 LINUX RESTART (8 CPU) 02:30:01 AM tps rtps wtps bread/s bwrtn/s 02:31:01 AM 220.56 16.66 203.90 3302.90 14619.24 02:32:01 AM 173.49 3.98 169.51 1112.21 16642.74 02:33:01 AM 19.90 0.00 19.90 0.00 8761.76 02:34:01 AM 93.52 12.73 80.79 897.17 34674.78 02:35:01 AM 91.40 5.23 86.17 4662.71 25617.08 Average: 119.77 7.72 112.05 1995.09 20063.61 02:30:01 AM kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 02:31:01 AM 28899260 30937188 3754112 11.50 2688 2352224 1651808 4.90 193204 3083596 165440 02:32:01 AM 27085556 29699348 5567816 17.05 2688 2920428 2698832 8.01 272812 4783948 247096 02:33:01 AM 27070940 29692204 5582432 17.10 2688 2927844 2698832 8.01 272816 4798468 748 02:34:01 AM 26067484 29271076 6585888 20.17 2688 3496004 5220116 15.49 443344 5569648 1720 02:35:01 AM 26988176 31052708 5665196 17.35 2688 4352060 1520476 4.51 876604 4218328 7544 Average: 27222283 30130505 5431089 16.63 2688 3209712 2758013 8.18 411756 4490798 84510 02:30:01 AM IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 02:31:01 AM lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 02:31:01 AM eth0 215.98 172.33 2666.07 46.00 0.00 0.00 0.00 0.00 02:31:01 AM docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 02:32:01 AM lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 02:32:01 AM eth0 1082.95 484.59 7746.69 53.48 0.00 0.00 0.00 0.00 02:32:01 AM docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 02:33:01 AM lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 02:33:01 AM eth0 53.66 21.96 128.07 1.67 0.00 0.00 0.00 0.00 02:33:01 AM docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 02:34:01 AM lo 3.70 3.70 0.41 0.41 0.00 0.00 0.00 0.00 02:34:01 AM eth0 1656.56 402.53 6472.43 31.54 0.00 0.00 0.00 0.00 02:34:01 AM docker0 1.43 1.92 0.20 0.22 0.00 0.00 0.00 0.00 02:34:01 AM veth8ed1a13 0.00 0.13 0.00 0.01 0.00 0.00 0.00 0.00 02:35:01 AM lo 8.18 8.18 0.86 0.86 0.00 0.00 0.00 0.00 02:35:01 AM eth0 175.16 162.88 1396.21 1258.10 0.00 0.00 0.00 0.00 02:35:01 AM docker0 2.85 3.48 0.41 0.41 0.00 0.00 0.00 0.00 Average: lo 2.38 2.38 0.25 0.25 0.00 0.00 0.00 0.00 Average: eth0 636.87 248.86 3681.88 278.17 0.00 0.00 0.00 0.00 Average: docker0 0.86 1.08 0.12 0.12 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) 05/21/2026 _x86_64_ (8 CPU) 02:29:09 LINUX RESTART (8 CPU) 02:30:01 AM CPU %user %nice %system %iowait %steal %idle 02:31:01 AM all 14.27 0.00 1.43 0.66 0.06 83.59 02:31:01 AM 0 3.62 0.00 0.90 0.40 0.05 95.03 02:31:01 AM 1 19.37 0.00 1.94 0.48 0.07 78.14 02:31:01 AM 2 12.21 0.00 1.07 0.89 0.07 85.76 02:31:01 AM 3 24.24 0.00 2.00 0.52 0.08 73.16 02:31:01 AM 4 16.03 0.00 1.99 1.44 0.07 80.48 02:31:01 AM 5 19.52 0.00 1.34 0.40 0.05 78.69 02:31:01 AM 6 7.96 0.00 0.97 0.60 0.05 90.41 02:31:01 AM 7 11.19 0.00 1.24 0.52 0.05 87.01 02:32:01 AM all 26.11 0.00 1.33 0.56 0.09 71.92 02:32:01 AM 0 23.56 0.00 0.85 0.35 0.08 75.15 02:32:01 AM 1 20.48 0.00 1.29 0.22 0.10 77.91 02:32:01 AM 2 21.09 0.00 1.42 0.67 0.08 76.73 02:32:01 AM 3 33.10 0.00 0.97 0.12 0.08 65.72 02:32:01 AM 4 35.88 0.00 1.82 0.38 0.08 61.83 02:32:01 AM 5 11.02 0.00 1.17 1.56 0.08 86.17 02:32:01 AM 6 26.46 0.00 0.85 0.25 0.08 72.35 02:32:01 AM 7 37.27 0.00 2.22 0.92 0.10 59.49 02:33:01 AM all 0.20 0.00 0.10 0.14 0.14 99.43 02:33:01 AM 0 0.07 0.00 0.07 0.37 0.07 99.43 02:33:01 AM 1 0.45 0.00 0.13 0.13 0.07 99.22 02:33:01 AM 2 0.28 0.00 0.08 0.07 0.03 99.53 02:33:01 AM 3 0.32 0.00 0.10 0.00 0.07 99.52 02:33:01 AM 4 0.13 0.00 0.08 0.03 0.08 99.67 02:33:01 AM 5 0.10 0.00 0.08 0.03 0.71 99.07 02:33:01 AM 6 0.13 0.00 0.12 0.42 0.03 99.30 02:33:01 AM 7 0.12 0.00 0.10 0.08 0.02 99.68 02:34:01 AM all 8.97 0.24 2.18 0.60 0.07 87.94 02:34:01 AM 0 6.48 1.17 2.64 0.49 0.07 89.16 02:34:01 AM 1 12.37 0.00 2.22 1.84 0.08 83.49 02:34:01 AM 2 11.31 0.05 2.54 1.57 0.08 84.45 02:34:01 AM 3 6.83 0.00 2.14 0.49 0.07 90.48 02:34:01 AM 4 7.10 0.61 2.32 0.17 0.07 89.74 02:34:01 AM 5 10.55 0.00 1.85 0.02 0.07 87.52 02:34:01 AM 6 7.59 0.02 1.70 0.03 0.07 90.59 02:34:01 AM 7 9.51 0.03 2.06 0.22 0.07 88.11 02:35:01 AM all 18.45 0.06 1.89 0.59 0.08 78.93 02:35:01 AM 0 8.40 0.00 2.13 0.23 0.10 89.13 02:35:01 AM 1 33.24 0.02 2.49 1.37 0.10 62.78 02:35:01 AM 2 21.10 0.02 2.46 1.27 0.08 75.06 02:35:01 AM 3 20.70 0.02 1.86 0.33 0.08 77.00 02:35:01 AM 4 17.54 0.00 1.36 0.55 0.08 80.47 02:35:01 AM 5 18.06 0.32 1.86 0.05 0.07 79.64 02:35:01 AM 6 14.26 0.02 1.47 0.18 0.05 84.02 02:35:01 AM 7 14.30 0.07 1.49 0.72 0.08 83.34 Average: all 13.59 0.06 1.38 0.51 0.09 84.37 Average: 0 8.42 0.23 1.31 0.37 0.07 89.59 Average: 1 17.18 0.00 1.61 0.81 0.08 80.31 Average: 2 13.19 0.01 1.51 0.89 0.07 84.32 Average: 3 17.05 0.00 1.41 0.29 0.08 81.17 Average: 4 15.33 0.12 1.51 0.52 0.08 82.44 Average: 5 11.83 0.06 1.26 0.41 0.20 86.24 Average: 6 11.28 0.01 1.02 0.30 0.06 87.34 Average: 7 14.46 0.02 1.42 0.49 0.06 83.55