---> uname -a: Linux prd-centos8-docker-4c-4g-4573.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 lbrv nrip_save tsc_scale vmcb_clean flushbyasid pausefilter pfthreshold v_vmsave_vmload vgif 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 13% / tmpfs 1.6G 0 1.6G 0% /run/user/1001 ---> free -m: total used free shared buff/cache available Mem: 15761 763 12096 20 2901 14659 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:09:28:43 brd ff:ff:ff:ff:ff:ff altname enp0s3 altname ens3 inet 10.30.106.78/23 brd 10.30.107.255 scope global dynamic noprefixroute eth0 valid_lft 86060sec preferred_lft 86060sec inet6 fe80::f816:3eff:fe09:2843/64 scope link valid_lft forever preferred_lft forever 3: docker0: mtu 1500 qdisc noqueue state DOWN group default link/ether 02:42:4c:ca:34:aa 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) 10/23/2026 _x86_64_ (4 CPU) 13:22:45 LINUX RESTART (4 CPU) 01:24:02 PM tps rtps wtps bread/s bwrtn/s 01:25:01 PM 59.98 0.20 59.78 30.50 4440.24 01:26:01 PM 136.51 14.90 121.61 3221.46 12602.58 01:27:01 PM 179.90 5.73 174.17 1041.16 11557.06 01:28:01 PM 36.94 1.85 35.09 101.57 1330.19 Average: 103.51 5.69 97.82 1103.05 7494.86 01:24:02 PM kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 01:25:01 PM 13338828 15119012 2800488 17.35 2688 1996944 1083384 6.30 138204 2307568 173816 01:26:01 PM 12919056 15012492 3220260 19.95 2688 2300508 1414816 8.23 185312 2636084 70184 01:27:01 PM 11298144 13669584 4841172 30.00 2688 2572468 3007132 17.50 254580 4156008 11632 01:28:01 PM 12383668 15006712 3755648 23.27 2688 2822124 1159224 6.74 352696 2976816 257212 Average: 12484924 14701950 3654392 22.64 2688 2423011 1666139 9.69 232698 3019119 128211 01:24:02 PM IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 01:25:01 PM lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 01:25:01 PM eth0 61.34 37.83 913.43 5.89 0.00 0.00 0.00 0.00 01:25:01 PM docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 01:26:01 PM lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 01:26:01 PM eth0 112.66 78.82 1089.66 21.07 0.00 0.00 0.00 0.00 01:26:01 PM docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 01:27:01 PM lo 16.38 16.38 1.82 1.82 0.00 0.00 0.00 0.00 01:27:01 PM eth0 300.90 227.01 3788.61 52.71 0.00 0.00 0.00 0.00 01:27:01 PM docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 01:28:01 PM lo 16.39 16.39 6.57 6.57 0.00 0.00 0.00 0.00 01:28:01 PM eth0 131.97 97.53 288.32 954.36 0.00 0.00 0.00 0.00 01:28:01 PM docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 Average: lo 8.23 8.23 2.11 2.11 0.00 0.00 0.00 0.00 Average: eth0 152.09 110.60 1522.47 259.58 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) 10/23/2026 _x86_64_ (4 CPU) 13:22:45 LINUX RESTART (4 CPU) 01:24:02 PM CPU %user %nice %system %iowait %steal %idle 01:25:01 PM all 9.70 0.00 0.91 0.27 0.01 89.12 01:25:01 PM 0 10.79 0.00 0.76 0.22 0.02 88.21 01:25:01 PM 1 5.84 0.00 0.68 0.24 0.00 93.24 01:25:01 PM 2 16.14 0.00 1.75 0.46 0.02 81.64 01:25:01 PM 3 6.02 0.00 0.44 0.15 0.00 93.39 01:26:01 PM all 15.29 0.00 1.70 0.86 0.02 82.11 01:26:01 PM 0 28.05 0.00 2.12 0.55 0.02 69.26 01:26:01 PM 1 13.09 0.00 1.07 0.62 0.02 85.20 01:26:01 PM 2 10.67 0.00 2.54 1.89 0.02 84.89 01:26:01 PM 3 9.36 0.00 1.09 0.40 0.03 89.12 01:27:01 PM all 50.78 0.00 2.08 0.89 0.04 46.21 01:27:01 PM 0 40.95 0.00 2.28 1.46 0.03 55.29 01:27:01 PM 1 53.51 0.00 1.64 0.38 0.03 44.43 01:27:01 PM 2 49.96 0.00 2.96 1.04 0.03 46.01 01:27:01 PM 3 58.69 0.00 1.44 0.70 0.05 39.12 01:28:01 PM all 14.98 0.00 1.58 0.16 0.03 83.25 01:28:01 PM 0 9.79 0.00 1.91 0.22 0.02 88.07 01:28:01 PM 1 24.26 0.00 1.85 0.13 0.03 73.72 01:28:01 PM 2 11.63 0.00 1.35 0.25 0.02 86.75 01:28:01 PM 3 14.24 0.00 1.20 0.05 0.03 84.48 Average: all 22.74 0.00 1.57 0.55 0.02 75.12 Average: 0 22.44 0.00 1.77 0.61 0.02 75.16 Average: 1 24.25 0.00 1.31 0.34 0.02 74.07 Average: 2 22.11 0.00 2.15 0.91 0.02 74.81 Average: 3 22.14 0.00 1.04 0.33 0.03 76.46