---> uname -a: Linux prd-centos8-docker-8c-8g-6210.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: 2800.000 BogoMIPS: 5600.00 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 1000 28281 20 2606 30435 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:24:b2:f9 brd ff:ff:ff:ff:ff:ff altname enp0s3 altname ens3 inet 10.30.107.16/23 brd 10.30.107.255 scope global dynamic noprefixroute eth0 valid_lft 86151sec preferred_lft 86151sec inet6 fe80::f816:3eff:fe24:b2f9/64 scope link valid_lft forever preferred_lft forever 3: docker0: mtu 1500 qdisc noqueue state DOWN group default link/ether 02:42:67:0c:fe: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) 09/30/2026 _x86_64_ (8 CPU) 05:17:35 LINUX RESTART (8 CPU) 05:18:01 AM tps rtps wtps bread/s bwrtn/s 05:19:01 AM 160.33 7.68 152.65 1227.21 6829.54 05:20:01 AM 222.90 2.37 220.53 630.43 15831.24 05:21:01 AM 93.77 1.63 92.14 393.80 6978.79 Average: 158.99 3.89 155.10 750.47 9879.37 05:18:01 AM kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 05:19:01 AM 29401424 31283212 3251948 9.96 2688 2199652 1414044 4.20 148700 2649440 343852 05:20:01 AM 27447128 29482048 5206244 15.94 2688 2345584 3504188 10.40 210272 4494092 70616 05:21:01 AM 28957648 31153836 3695724 11.32 2688 2502212 1473656 4.37 243816 2938276 48824 Average: 28602067 30639699 4051305 12.41 2688 2349149 2130629 6.32 200929 3360603 154431 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 167.26 109.10 1866.51 33.03 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 216.41 200.52 1641.28 46.84 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 196.32 166.65 1544.30 34.79 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 193.33 158.75 1684.02 38.22 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) 09/30/2026 _x86_64_ (8 CPU) 05:17:35 LINUX RESTART (8 CPU) 05:18:01 AM CPU %user %nice %system %iowait %steal %idle 05:19:01 AM all 10.11 0.00 1.15 0.59 0.01 88.14 05:19:01 AM 0 12.88 0.00 1.66 2.84 0.00 82.62 05:19:01 AM 1 2.29 0.00 0.53 0.22 0.00 96.96 05:19:01 AM 2 2.81 0.00 0.22 0.02 0.02 96.94 05:19:01 AM 3 11.92 0.00 1.24 0.42 0.02 86.41 05:19:01 AM 4 19.56 0.00 2.19 0.74 0.02 77.50 05:19:01 AM 5 8.65 0.00 0.88 0.15 0.00 90.32 05:19:01 AM 6 15.54 0.00 1.65 0.20 0.00 82.61 05:19:01 AM 7 7.23 0.00 0.87 0.13 0.02 91.75 05:20:01 AM all 33.26 0.00 1.64 0.64 0.01 64.45 05:20:01 AM 0 38.02 0.00 0.95 0.35 0.02 60.66 05:20:01 AM 1 30.62 0.00 2.09 1.27 0.02 66.00 05:20:01 AM 2 31.43 0.00 1.37 0.27 0.00 66.93 05:20:01 AM 3 42.46 0.00 2.16 0.85 0.00 54.53 05:20:01 AM 4 35.28 0.00 2.03 0.90 0.02 61.77 05:20:01 AM 5 22.40 0.00 1.34 0.52 0.02 75.72 05:20:01 AM 6 37.01 0.00 1.27 0.48 0.02 61.22 05:20:01 AM 7 28.82 0.00 1.91 0.47 0.02 68.78 05:21:01 AM all 37.65 0.00 1.91 0.23 0.01 60.20 05:21:01 AM 0 29.70 0.00 1.39 0.02 0.02 68.88 05:21:01 AM 1 37.97 0.00 1.92 0.17 0.02 59.92 05:21:01 AM 2 42.36 0.00 1.92 0.18 0.02 55.52 05:21:01 AM 3 37.80 0.00 2.54 0.28 0.02 59.36 05:21:01 AM 4 40.15 0.00 2.11 0.28 0.02 57.44 05:21:01 AM 5 36.32 0.00 2.04 0.50 0.00 61.14 05:21:01 AM 6 32.38 0.00 1.91 0.13 0.00 65.58 05:21:01 AM 7 44.49 0.00 1.45 0.28 0.00 53.78 Average: all 27.00 0.00 1.57 0.49 0.01 70.94 Average: 0 26.87 0.00 1.33 1.07 0.01 70.71 Average: 1 23.61 0.00 1.52 0.55 0.01 74.31 Average: 2 25.53 0.00 1.17 0.16 0.01 73.13 Average: 3 30.72 0.00 1.98 0.52 0.01 66.77 Average: 4 31.66 0.00 2.11 0.64 0.02 65.58 Average: 5 22.45 0.00 1.42 0.39 0.01 75.74 Average: 6 28.30 0.00 1.61 0.27 0.01 69.81 Average: 7 26.85 0.00 1.41 0.30 0.01 71.44