---> uname -a: Linux prd-centos8-docker-8c-8g-10530.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 1025 28255 19 2607 30411 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:a0:96:f5 brd ff:ff:ff:ff:ff:ff altname enp0s3 altname ens3 inet 10.30.107.66/23 brd 10.30.107.255 scope global dynamic noprefixroute eth0 valid_lft 86160sec preferred_lft 86160sec inet6 fe80::f816:3eff:fea0:96f5/64 scope link valid_lft forever preferred_lft forever 3: docker0: mtu 1500 qdisc noqueue state DOWN group default link/ether 02:42:76:a1:8d:05 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) 06/10/2026 _x86_64_ (8 CPU) 05:17:25 LINUX RESTART (8 CPU) 05:18:01 AM tps rtps wtps bread/s bwrtn/s 05:19:01 AM 166.27 2.75 163.52 361.54 10927.36 05:20:01 AM 185.54 2.52 183.02 942.35 12547.15 05:21:01 AM 79.02 2.83 76.19 130.76 6508.41 Average: 143.61 2.70 140.91 478.22 9994.26 05:18:01 AM kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 05:19:01 AM 29312700 31234696 3340672 10.23 2688 2236656 2016012 5.98 165964 2705232 238972 05:20:01 AM 27592272 29745776 5061100 15.50 2688 2460852 2620816 7.78 230536 4321500 112404 05:21:01 AM 28976184 31183056 3677188 11.26 2688 2510760 1447380 4.29 423828 2742088 26544 Average: 28627052 30721176 4026320 12.33 2688 2402756 2028069 6.02 273443 3256273 125973 05:18:01 AM IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 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 202.97 171.75 2184.66 50.35 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 05:20:01 AM lo 1.05 1.05 0.12 0.12 0.00 0.00 0.00 0.00 05:20:01 AM eth0 245.80 210.78 2377.19 41.91 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 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 05:21:01 AM eth0 179.07 171.03 355.43 174.88 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 Average: lo 0.35 0.35 0.04 0.04 0.00 0.00 0.00 0.00 Average: eth0 209.28 184.52 1639.06 89.05 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) 06/10/2026 _x86_64_ (8 CPU) 05:17:25 LINUX RESTART (8 CPU) 05:18:01 AM CPU %user %nice %system %iowait %steal %idle 05:19:01 AM all 13.77 0.00 1.33 0.41 0.06 84.44 05:19:01 AM 0 1.57 0.00 0.68 0.22 0.08 97.44 05:19:01 AM 1 14.07 0.00 1.14 0.30 0.07 84.42 05:19:01 AM 2 5.52 0.00 0.89 0.27 0.07 93.26 05:19:01 AM 3 11.93 0.00 1.47 1.00 0.07 85.54 05:19:01 AM 4 33.99 0.00 2.82 0.58 0.07 62.54 05:19:01 AM 5 11.77 0.00 0.52 0.08 0.03 87.60 05:19:01 AM 6 21.32 0.00 2.34 0.57 0.05 75.72 05:19:01 AM 7 9.93 0.00 0.80 0.22 0.03 89.02 05:20:01 AM all 41.87 0.00 1.47 0.47 0.09 56.09 05:20:01 AM 0 37.68 0.00 1.35 0.65 0.08 60.23 05:20:01 AM 1 31.68 0.00 1.19 0.57 0.10 66.46 05:20:01 AM 2 38.95 0.00 1.20 0.08 0.10 59.66 05:20:01 AM 3 44.33 0.00 2.12 0.42 0.08 53.05 05:20:01 AM 4 43.88 0.00 2.04 0.85 0.08 53.14 05:20:01 AM 5 53.00 0.00 1.50 0.23 0.10 45.17 05:20:01 AM 6 38.85 0.00 1.34 0.92 0.10 58.79 05:20:01 AM 7 46.59 0.00 1.05 0.02 0.10 52.24 05:21:01 AM all 26.35 0.00 1.55 0.17 0.08 71.86 05:21:01 AM 0 27.18 0.00 1.90 0.20 0.08 70.64 05:21:01 AM 1 23.70 0.00 1.19 0.07 0.08 74.96 05:21:01 AM 2 24.60 0.00 1.14 0.40 0.10 73.76 05:21:01 AM 3 29.62 0.00 1.87 0.05 0.07 68.39 05:21:01 AM 4 29.04 0.00 1.65 0.13 0.07 69.10 05:21:01 AM 5 29.14 0.00 1.45 0.12 0.07 69.22 05:21:01 AM 6 22.10 0.00 1.74 0.32 0.07 75.78 05:21:01 AM 7 25.38 0.00 1.47 0.05 0.07 73.03 Average: all 27.33 0.00 1.45 0.35 0.08 70.80 Average: 0 22.15 0.00 1.31 0.36 0.08 76.10 Average: 1 23.16 0.00 1.17 0.31 0.08 75.28 Average: 2 23.03 0.00 1.08 0.25 0.09 75.55 Average: 3 28.62 0.00 1.82 0.49 0.07 68.99 Average: 4 35.63 0.00 2.17 0.52 0.07 61.60 Average: 5 31.30 0.00 1.16 0.14 0.07 67.33 Average: 6 27.42 0.00 1.80 0.60 0.07 70.10 Average: 7 27.30 0.00 1.11 0.09 0.07 71.43