---> uname -a: Linux prd-centos8-docker-4c-4g-3410.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): 4 On-line CPU(s) list: 0-3 Thread(s) per core: 1 Core(s) per socket: 1 Socket(s): 4 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): 0-3 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: 4 ---> df -h: Filesystem Size Used Avail Use% Mounted on devtmpfs 7.7G 0 7.7G 0% /dev tmpfs 7.7G 0 7.7G 0% /dev/shm tmpfs 7.7G 17M 7.7G 1% /run tmpfs 7.7G 0 7.7G 0% /sys/fs/cgroup /dev/vda1 80G 11G 70G 14% / tmpfs 1.6G 0 1.6G 0% /run/user/1001 ---> free -m: total used free shared buff/cache available Mem: 15761 829 11721 19 3210 14583 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:3f:c8:9d brd ff:ff:ff:ff:ff:ff altname enp0s3 altname ens3 inet 10.30.107.12/23 brd 10.30.107.255 scope global dynamic noprefixroute eth0 valid_lft 85989sec preferred_lft 85989sec inet6 fe80::f816:3eff:fe3f:c89d/64 scope link valid_lft forever preferred_lft forever 3: docker0: mtu 1500 qdisc noqueue state DOWN group default link/ether 02:42:df:17:2b:5a 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:dfff:fe17:2b5a/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) 06/29/2026 _x86_64_ (4 CPU) 05:16:03 LINUX RESTART (4 CPU) 05:17:02 AM tps rtps wtps bread/s bwrtn/s 05:18:01 AM 228.71 20.19 208.52 4191.50 13569.80 05:19:01 AM 108.61 1.97 106.65 108.88 9595.75 05:20:00 AM 21.63 0.00 21.63 0.00 6339.24 05:20:01 AM 0.00 0.00 0.00 0.00 0.00 05:21:01 AM 12.38 2.83 9.55 141.84 333.76 05:22:01 AM 82.34 0.65 81.69 423.73 18424.94 Average: 90.24 5.08 85.16 962.57 9627.44 05:17:02 AM kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 05:18:01 AM 12062784 14293332 4076528 25.26 2688 2433768 1882908 10.95 206588 3452080 208228 05:19:01 AM 10624456 13089816 5514856 34.17 2688 2664492 2851048 16.59 263716 4817716 179100 05:20:00 AM 10438400 12907148 5700912 35.32 2688 2667784 2900796 16.88 263792 5003352 988 05:20:01 AM 10437680 12906496 5701632 35.33 2688 2667804 2900796 16.88 263792 5003788 1020 05:21:01 AM 9394028 11878424 6745284 41.79 2688 2682648 3924652 22.83 275460 6028592 5072 05:22:01 AM 8805968 11717264 7333344 45.44 2688 3099372 4885092 28.42 396484 6448912 112 Average: 10293886 12798747 5845426 36.22 2688 2702645 3224215 18.76 278305 5125740 65753 05:17:02 AM IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 05:18:01 AM lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 05:18:01 AM eth0 225.19 189.67 2562.71 34.58 0.00 0.00 0.00 0.00 05:18:01 AM docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 05:19:01 AM lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 05:19:01 AM eth0 255.17 187.17 3412.21 29.89 0.00 0.00 0.00 0.00 05:19:01 AM docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 05:20:00 AM lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 05:20:00 AM eth0 16.34 17.20 3.07 26.91 0.00 0.00 0.00 0.00 05:20:00 AM docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 05:20:01 AM lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 05:20:01 AM eth0 11.67 15.00 2.39 23.62 0.00 0.00 0.00 0.00 05:20:01 AM docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 05:21:01 AM lo 3.17 3.17 0.45 0.45 0.00 0.00 0.00 0.00 05:21:01 AM eth0 21.06 19.80 4.57 14.50 0.00 0.00 0.00 0.00 05:21:01 AM docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 05:22:01 AM lo 12.86 12.86 26.75 26.75 0.00 0.00 0.00 0.00 05:22:01 AM eth0 255.83 118.14 2837.46 9.89 0.00 0.00 0.00 0.00 05:22:01 AM docker0 0.22 0.32 0.01 0.03 0.00 0.00 0.00 0.00 05:22:01 AM veth86c873d 0.22 0.47 0.01 0.04 0.00 0.00 0.00 0.00 05:22:01 AM br-0ffaf7776f8e 5.71 5.66 25.61 0.94 0.00 0.00 0.00 0.00 Average: lo 3.22 3.22 5.46 5.46 0.00 0.00 0.00 0.00 Average: eth0 154.49 106.13 1761.53 23.11 0.00 0.00 0.00 0.00 Average: docker0 0.04 0.06 0.00 0.01 0.00 0.00 0.00 0.00 Average: veth86c873d 0.04 0.09 0.00 0.01 0.00 0.00 0.00 0.00 Average: br-0ffaf7776f8e 1.15 1.14 5.14 0.19 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) 06/29/2026 _x86_64_ (4 CPU) 05:16:03 LINUX RESTART (4 CPU) 05:17:02 AM CPU %user %nice %system %iowait %steal %idle 05:18:01 AM all 31.83 0.00 3.10 1.21 0.09 63.77 05:18:01 AM 0 26.57 0.00 2.67 1.53 0.09 69.14 05:18:01 AM 1 28.74 0.00 2.18 0.73 0.10 68.25 05:18:01 AM 2 30.90 0.00 2.92 1.45 0.10 64.63 05:18:01 AM 3 41.12 0.00 4.61 1.12 0.09 53.07 05:19:01 AM all 60.51 0.00 2.02 0.42 0.10 36.96 05:19:01 AM 0 68.18 0.00 2.09 0.25 0.10 29.38 05:19:01 AM 1 57.87 0.00 2.22 0.40 0.12 39.40 05:19:01 AM 2 52.97 0.00 1.91 0.65 0.08 44.39 05:19:01 AM 3 62.99 0.00 1.85 0.38 0.10 34.68 05:20:00 AM all 17.81 0.00 0.37 0.19 0.06 81.58 05:20:00 AM 0 12.29 0.00 0.46 0.08 0.07 87.10 05:20:00 AM 1 19.78 0.00 0.34 0.34 0.05 79.49 05:20:00 AM 2 22.27 0.00 0.27 0.00 0.07 77.39 05:20:00 AM 3 16.90 0.00 0.40 0.32 0.05 82.32 05:20:01 AM all 6.17 0.00 0.82 0.00 0.00 93.00 05:20:01 AM 0 1.67 0.00 0.00 0.00 0.00 98.33 05:20:01 AM 1 9.68 0.00 1.61 0.00 0.00 88.71 05:20:01 AM 2 11.48 0.00 1.64 0.00 0.00 86.89 05:20:01 AM 3 1.67 0.00 0.00 0.00 0.00 98.33 05:21:01 AM all 40.24 0.00 0.86 0.03 0.08 58.78 05:21:01 AM 0 24.10 0.00 0.58 0.02 0.08 75.22 05:21:01 AM 1 75.47 0.00 1.75 0.07 0.08 22.63 05:21:01 AM 2 31.06 0.00 0.72 0.05 0.08 68.09 05:21:01 AM 3 30.35 0.00 0.40 0.00 0.08 69.17 05:22:01 AM all 18.80 0.00 3.07 0.85 0.09 77.19 05:22:01 AM 0 14.74 0.00 2.86 0.22 0.08 82.10 05:22:01 AM 1 19.92 0.00 3.96 1.31 0.08 74.72 05:22:01 AM 2 20.46 0.00 2.98 1.41 0.10 75.05 05:22:01 AM 3 20.06 0.00 2.50 0.45 0.08 76.90 Average: all 33.84 0.00 1.88 0.54 0.08 63.66 Average: 0 29.19 0.00 1.73 0.42 0.08 68.58 Average: 1 40.40 0.00 2.09 0.57 0.09 56.86 Average: 2 31.52 0.00 1.76 0.71 0.09 65.93 Average: 3 34.24 0.00 1.94 0.45 0.08 63.29