---> uname -a: Linux prd-centos8-docker-8c-8g-3943.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 11G 150G 7% / tmpfs 3.2G 0 3.2G 0% /run/user/1001 ---> free -m: total used free shared buff/cache available Mem: 31888 991 28288 19 2608 30444 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:cd:cf:ef brd ff:ff:ff:ff:ff:ff altname enp0s3 altname ens3 inet 10.30.106.187/23 brd 10.30.107.255 scope global dynamic noprefixroute eth0 valid_lft 86134sec preferred_lft 86134sec inet6 fe80::f816:3eff:fecd:cfef/64 scope link valid_lft forever preferred_lft forever 3: docker0: mtu 1500 qdisc noqueue state DOWN group default link/ether 02:42:40:79:76:11 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 ---> sar -b -r -n DEV: Linux 4.18.0-500.el8.x86_64 (centos-stream-8-docker-35e3e635-7ea0-4115-9f61-813d979b482a.nova) 06/30/2026 _x86_64_ (8 CPU) 10:18:14 LINUX RESTART (8 CPU) 10:19:02 AM tps rtps wtps bread/s bwrtn/s 10:20:01 AM 113.58 1.07 112.51 204.64 8726.33 10:21:01 AM 200.15 3.45 196.70 762.30 14203.46 10:22:01 AM 97.82 1.65 96.17 393.34 7240.87 Average: 137.33 2.06 135.27 454.91 10065.24 10:19:02 AM kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 10:20:01 AM 29481632 31311576 3171740 9.71 2688 2147256 1412324 4.19 141320 2574292 257420 10:21:01 AM 27575376 29609796 5077996 15.55 2688 2344632 3431720 10.18 209012 4371988 78832 10:22:01 AM 29011676 31207460 3641696 11.15 2688 2501208 1473652 4.37 415060 2717392 49072 Average: 28689561 30709611 3963811 12.14 2688 2331032 2105899 6.25 255131 3221224 128441 10:19:02 AM IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 10:20:01 AM lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 10:20:01 AM eth0 104.03 74.49 1727.51 11.49 0.00 0.00 0.00 0.00 10:20:01 AM docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 10:21:01 AM lo 1.05 1.05 0.12 0.12 0.00 0.00 0.00 0.00 10:21:01 AM eth0 216.07 176.27 1780.55 39.14 0.00 0.00 0.00 0.00 10:21:01 AM docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 10:22:01 AM lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 10:22:01 AM eth0 163.23 139.10 1553.03 31.86 0.00 0.00 0.00 0.00 10:22:01 AM docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 Average: lo 0.35 0.35 0.04 0.04 0.00 0.00 0.00 0.00 Average: eth0 161.45 130.28 1686.81 27.59 0.00 0.00 0.00 0.00 Average: docker0 0.00 0.00 0.00 0.00 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) 06/30/2026 _x86_64_ (8 CPU) 10:18:14 LINUX RESTART (8 CPU) 10:19:02 AM CPU %user %nice %system %iowait %steal %idle 10:20:01 AM all 8.85 0.00 0.83 0.81 0.05 89.46 10:20:01 AM 0 2.51 0.00 0.31 0.95 0.05 96.18 10:20:01 AM 1 4.07 0.00 0.48 1.21 0.07 94.18 10:20:01 AM 2 19.41 0.00 1.73 0.71 0.07 78.08 10:20:01 AM 3 12.91 0.00 1.16 0.88 0.07 84.98 10:20:01 AM 4 0.95 0.00 0.14 0.14 0.02 98.76 10:20:01 AM 5 2.55 0.00 0.17 0.05 0.05 97.18 10:20:01 AM 6 8.97 0.00 0.82 1.51 0.03 88.67 10:20:01 AM 7 19.45 0.00 1.87 1.02 0.03 77.63 10:21:01 AM all 36.34 0.00 1.91 1.10 0.10 60.55 10:21:01 AM 0 51.27 0.00 2.27 1.62 0.12 44.72 10:21:01 AM 1 36.11 0.00 1.52 0.20 0.10 62.07 10:21:01 AM 2 28.98 0.00 1.76 0.90 0.10 68.26 10:21:01 AM 3 24.92 0.00 1.84 2.14 0.08 71.02 10:21:01 AM 4 29.32 0.00 1.97 1.51 0.08 67.12 10:21:01 AM 5 39.12 0.00 1.84 1.19 0.10 57.76 10:21:01 AM 6 31.46 0.00 2.59 1.04 0.10 64.81 10:21:01 AM 7 49.52 0.00 1.52 0.22 0.10 48.65 10:22:01 AM all 37.75 0.00 1.61 1.16 0.09 59.39 10:22:01 AM 0 34.67 0.00 1.17 0.15 0.10 63.91 10:22:01 AM 1 35.87 0.00 1.50 0.20 0.08 62.35 10:22:01 AM 2 30.18 0.00 1.87 1.77 0.08 66.09 10:22:01 AM 3 45.42 0.00 2.09 1.67 0.10 50.73 10:22:01 AM 4 44.02 0.00 1.59 0.37 0.10 53.92 10:22:01 AM 5 37.13 0.00 1.50 2.64 0.10 58.62 10:22:01 AM 6 37.74 0.00 1.61 1.26 0.10 59.29 10:22:01 AM 7 36.96 0.00 1.52 1.25 0.08 60.18 Average: all 27.75 0.00 1.45 1.03 0.08 69.69 Average: 0 29.62 0.00 1.25 0.91 0.09 68.12 Average: 1 25.48 0.00 1.17 0.53 0.08 72.73 Average: 2 26.23 0.00 1.79 1.13 0.08 70.77 Average: 3 27.83 0.00 1.70 1.57 0.08 68.82 Average: 4 24.88 0.00 1.24 0.67 0.07 73.14 Average: 5 26.39 0.00 1.18 1.30 0.08 71.05 Average: 6 26.14 0.00 1.68 1.27 0.08 70.84 Average: 7 35.40 0.00 1.63 0.83 0.07 62.07