---> uname -a: Linux prd-centos8-docker-8c-8g-4073.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 12G 149G 8% / tmpfs 3.2G 0 3.2G 0% /run/user/1001 ---> free -m: total used free shared buff/cache available Mem: 31888 1062 27066 19 3759 30363 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:31:4d:c2 brd ff:ff:ff:ff:ff:ff altname enp0s3 altname ens3 inet 10.30.106.226/23 brd 10.30.107.255 scope global dynamic noprefixroute eth0 valid_lft 86139sec preferred_lft 86139sec inet6 fe80::f816:3eff:fe31:4dc2/64 scope link valid_lft forever preferred_lft forever 3: docker0: mtu 1500 qdisc noqueue state DOWN group default link/ether 02:42:9b:a8:30:13 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::42:9bff:fea8:3013/64 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) 06/30/2026 _x86_64_ (8 CPU) 17:11:22 LINUX RESTART (8 CPU) 05:12:01 PM tps rtps wtps bread/s bwrtn/s 05:13:01 PM 204.83 14.66 190.17 3223.99 11346.42 05:14:01 PM 405.88 4.77 401.12 1164.95 19032.84 05:15:01 PM 245.38 4.92 240.47 486.24 42168.49 Average: 285.37 8.11 277.25 1625.06 24182.58 05:12:01 PM kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 05:13:01 PM 28746016 30794704 3907356 11.97 2688 2362752 1828832 5.43 167508 3266196 278432 05:14:01 PM 27695084 30163328 4958288 15.18 2688 2773028 2245160 6.66 400880 4041284 195752 05:15:01 PM 27713708 31088144 4939664 15.13 2688 3668292 1581552 4.69 644564 3741128 166144 Average: 28051603 30682059 4601769 14.09 2688 2934691 1885181 5.59 404317 3682869 213443 05:12:01 PM IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 05:13:01 PM lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 05:13:01 PM eth0 225.17 181.44 2785.73 46.17 0.00 0.00 0.00 0.00 05:13:01 PM docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 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 450.53 374.49 5901.85 53.02 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 518.66 432.01 6016.57 1278.81 0.00 0.00 0.00 0.00 05:15:01 PM docker0 6.68 14.26 0.51 260.17 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 398.12 329.31 4901.38 459.33 0.00 0.00 0.00 0.00 Average: docker0 2.23 4.75 0.17 86.72 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) 17:11:22 LINUX RESTART (8 CPU) 05:12:01 PM CPU %user %nice %system %iowait %steal %idle 05:13:01 PM all 12.94 0.00 1.21 0.56 0.07 85.22 05:13:01 PM 0 11.51 0.00 0.53 0.27 0.08 87.60 05:13:01 PM 1 14.68 0.00 1.65 0.77 0.08 82.82 05:13:01 PM 2 24.37 0.00 1.77 1.30 0.07 72.49 05:13:01 PM 3 13.51 0.00 0.73 0.33 0.05 85.37 05:13:01 PM 4 8.12 0.00 1.30 0.42 0.05 90.11 05:13:01 PM 5 6.15 0.00 1.44 1.02 0.08 91.30 05:13:01 PM 6 8.77 0.00 0.87 0.20 0.05 90.11 05:13:01 PM 7 16.37 0.00 1.40 0.15 0.07 82.01 05:14:01 PM all 30.26 0.00 1.86 1.25 0.09 66.53 05:14:01 PM 0 31.18 0.00 1.26 0.30 0.08 67.18 05:14:01 PM 1 45.86 0.00 1.96 1.29 0.10 50.79 05:14:01 PM 2 21.64 0.00 1.46 0.62 0.08 76.19 05:14:01 PM 3 31.24 0.00 2.28 1.19 0.10 65.19 05:14:01 PM 4 19.41 0.00 2.32 2.40 0.10 75.77 05:14:01 PM 5 33.36 0.00 1.99 1.17 0.10 63.38 05:14:01 PM 6 26.80 0.00 2.00 2.15 0.08 68.97 05:14:01 PM 7 32.53 0.00 1.63 0.91 0.10 64.83 05:15:01 PM all 17.63 0.00 2.56 0.90 0.09 78.83 05:15:01 PM 0 24.48 0.00 2.15 0.96 0.10 72.31 05:15:01 PM 1 17.75 0.00 2.32 0.57 0.10 79.26 05:15:01 PM 2 17.16 0.00 2.72 0.72 0.08 79.31 05:15:01 PM 3 16.99 0.00 2.62 1.80 0.08 78.51 05:15:01 PM 4 19.34 0.00 2.40 0.52 0.08 77.66 05:15:01 PM 5 10.83 0.00 2.13 0.96 0.07 86.01 05:15:01 PM 6 14.53 0.00 2.63 0.49 0.08 82.28 05:15:01 PM 7 19.97 0.00 3.48 1.21 0.08 75.26 Average: all 20.27 0.00 1.88 0.90 0.08 76.87 Average: 0 22.38 0.00 1.31 0.51 0.09 75.71 Average: 1 26.09 0.00 1.98 0.88 0.09 70.96 Average: 2 21.07 0.00 1.98 0.88 0.08 75.99 Average: 3 20.58 0.00 1.88 1.10 0.08 76.37 Average: 4 15.61 0.00 2.00 1.11 0.08 81.19 Average: 5 16.80 0.00 1.86 1.05 0.08 80.21 Average: 6 16.68 0.00 1.83 0.94 0.07 80.47 Average: 7 22.95 0.00 2.17 0.75 0.08 74.04