---> uname -a: Linux prd-centos8-docker-8c-8g-659.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 lbrv nrip_save tsc_scale vmcb_clean flushbyasid pausefilter pfthreshold v_vmsave_vmload vgif 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 1031 28256 20 2599 30403 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:7b:d9:b0 brd ff:ff:ff:ff:ff:ff altname enp0s3 altname ens3 inet 10.30.107.75/23 brd 10.30.107.255 scope global dynamic noprefixroute eth0 valid_lft 86145sec preferred_lft 86145sec inet6 fe80::f816:3eff:fe7b:d9b0/64 scope link valid_lft forever preferred_lft forever 3: docker0: mtu 1500 qdisc noqueue state DOWN group default link/ether 02:42:46:6b:77:09 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) 10/11/2026 _x86_64_ (8 CPU) 05:17:29 LINUX RESTART (8 CPU) 05:18:01 AM tps rtps wtps bread/s bwrtn/s 05:19:01 AM 136.02 1.98 134.04 322.16 10383.01 05:20:00 AM 181.23 2.38 178.85 643.54 11262.61 05:21:01 AM 96.80 1.62 95.18 391.91 7096.17 Average: 137.88 1.99 135.88 452.12 9573.65 05:18:01 AM kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 05:19:01 AM 29362504 31236996 3290868 10.08 2688 2192136 1385984 4.11 149552 2679516 223136 05:20:00 AM 27341464 29368724 5311908 16.27 2688 2337860 3515600 10.43 211488 4600116 69828 05:21:01 AM 28934040 31122868 3719332 11.39 2688 2494476 1455860 4.32 243404 2962864 48808 Average: 28546003 30576196 4107369 12.58 2688 2341491 2119148 6.29 201481 3414165 113924 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 162.66 117.26 1836.39 37.19 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 1.05 1.05 0.12 0.12 0.00 0.00 0.00 0.00 05:20:00 AM eth0 191.63 174.06 1619.69 39.85 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 05:21:01 AM lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 05:21:01 AM eth0 178.02 154.29 1532.56 33.08 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 177.41 148.51 1662.74 36.69 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) 10/11/2026 _x86_64_ (8 CPU) 05:17:29 LINUX RESTART (8 CPU) 05:18:01 AM CPU %user %nice %system %iowait %steal %idle 05:19:01 AM all 9.60 0.00 1.12 0.52 0.00 88.76 05:19:01 AM 0 1.03 0.00 0.47 0.17 0.00 98.33 05:19:01 AM 1 7.22 0.00 0.79 0.50 0.00 91.50 05:19:01 AM 2 15.64 0.00 1.87 0.62 0.02 81.85 05:19:01 AM 3 18.73 0.00 2.07 0.62 0.00 78.58 05:19:01 AM 4 10.20 0.00 0.88 0.38 0.00 88.53 05:19:01 AM 5 11.81 0.00 1.27 0.90 0.00 86.01 05:19:01 AM 6 9.16 0.00 0.67 0.22 0.00 89.95 05:19:01 AM 7 3.01 0.00 0.92 0.78 0.00 95.29 05:20:00 AM all 35.60 0.00 1.70 0.89 0.02 61.79 05:20:00 AM 0 43.90 0.00 2.12 1.09 0.02 52.87 05:20:00 AM 1 35.83 0.00 1.90 1.06 0.02 61.19 05:20:00 AM 2 37.78 0.00 1.77 0.34 0.02 60.10 05:20:00 AM 3 34.23 0.00 1.63 0.62 0.02 63.50 05:20:00 AM 4 36.71 0.00 1.33 0.55 0.02 61.39 05:20:00 AM 5 39.33 0.00 2.12 1.56 0.02 56.97 05:20:00 AM 6 28.05 0.00 1.18 0.22 0.02 70.54 05:20:00 AM 7 28.94 0.00 1.60 1.70 0.02 67.74 05:21:01 AM all 37.63 0.00 1.95 0.33 0.02 60.07 05:21:01 AM 0 40.78 0.00 2.30 0.30 0.03 56.60 05:21:01 AM 1 29.93 0.00 1.66 0.32 0.02 68.07 05:21:01 AM 2 42.73 0.00 2.03 0.35 0.02 54.88 05:21:01 AM 3 42.75 0.00 2.35 0.25 0.02 54.63 05:21:01 AM 4 43.33 0.00 1.56 0.18 0.02 54.91 05:21:01 AM 5 37.45 0.00 1.85 0.13 0.02 60.56 05:21:01 AM 6 38.81 0.00 2.03 0.47 0.02 58.68 05:21:01 AM 7 25.23 0.00 1.83 0.68 0.00 72.25 Average: all 27.60 0.00 1.59 0.58 0.01 70.21 Average: 0 28.55 0.00 1.63 0.52 0.02 69.29 Average: 1 24.31 0.00 1.45 0.62 0.01 73.61 Average: 2 32.05 0.00 1.89 0.43 0.02 65.61 Average: 3 31.91 0.00 2.02 0.50 0.01 65.57 Average: 4 30.08 0.00 1.26 0.37 0.01 68.27 Average: 5 29.52 0.00 1.74 0.86 0.01 67.86 Average: 6 25.35 0.00 1.29 0.30 0.01 73.05 Average: 7 19.03 0.00 1.45 1.05 0.01 78.46