---> uname -a: Linux prd-centos8-docker-8c-8g-1755.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 12G 149G 8% / tmpfs 3.2G 0 3.2G 0% /run/user/1001 ---> free -m: total used free shared buff/cache available Mem: 31888 1059 27224 20 3604 30365 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:f3:3d:8c brd ff:ff:ff:ff:ff:ff altname enp0s3 altname ens3 inet 10.30.107.51/23 brd 10.30.107.255 scope global dynamic noprefixroute eth0 valid_lft 86153sec preferred_lft 86153sec inet6 fe80::f816:3eff:fef3:3d8c/64 scope link valid_lft forever preferred_lft forever 3: docker0: mtu 1500 qdisc noqueue state DOWN group default link/ether 02:42:b2:1f:34:d9 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:b2ff:fe1f:34d9/64 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) 09/16/2026 _x86_64_ (8 CPU) 03:38:44 LINUX RESTART (8 CPU) 03:39:01 AM tps rtps wtps bread/s bwrtn/s 03:40:01 AM 168.61 21.23 147.38 5462.46 7817.28 03:41:01 AM 387.89 14.95 372.94 3228.92 16578.27 03:42:01 AM 246.10 6.13 239.97 1210.93 14991.25 Average: 267.53 14.10 253.43 3300.77 13128.93 03:39:01 AM kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 03:40:01 AM 29524784 31231164 3128588 9.58 2688 2031900 1492624 4.43 140092 2559412 191144 03:41:01 AM 28578432 30727816 4074940 12.48 2688 2459908 1846844 5.48 209392 3366204 151620 03:42:01 AM 27163144 29754856 5490228 16.81 2688 2894488 2574628 7.64 416884 4541120 158928 Average: 28422120 30571279 4231252 12.96 2688 2462099 1971365 5.85 255456 3488912 167231 03:39:01 AM IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 03:40:01 AM lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 03:40:01 AM eth0 383.82 226.12 2061.82 66.63 0.00 0.00 0.00 0.00 03:40:01 AM docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 03:41:01 AM lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 03:41:01 AM eth0 315.81 294.29 3219.11 63.02 0.00 0.00 0.00 0.00 03:41:01 AM docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 03:42:01 AM lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 03:42:01 AM eth0 445.68 393.40 6265.97 51.32 0.00 0.00 0.00 0.00 03:42:01 AM docker0 0.00 0.00 0.00 0.00 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 381.77 304.60 3848.97 60.32 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) 09/16/2026 _x86_64_ (8 CPU) 03:38:44 LINUX RESTART (8 CPU) 03:39:01 AM CPU %user %nice %system %iowait %steal %idle 03:40:01 AM all 11.24 0.00 1.61 0.87 0.01 86.27 03:40:01 AM 0 7.64 0.00 1.61 0.35 0.00 90.40 03:40:01 AM 1 18.19 0.00 1.52 0.68 0.03 79.58 03:40:01 AM 2 8.86 0.00 0.89 0.23 0.00 90.02 03:40:01 AM 3 13.29 0.00 2.84 3.33 0.02 80.52 03:40:01 AM 4 6.69 0.00 1.35 1.09 0.02 90.85 03:40:01 AM 5 8.05 0.00 0.85 0.35 0.02 90.73 03:40:01 AM 6 21.14 0.00 2.04 0.63 0.02 76.17 03:40:01 AM 7 6.02 0.00 1.78 0.25 0.02 91.93 03:41:01 AM all 16.50 0.00 1.62 1.35 0.02 80.52 03:41:01 AM 0 12.89 0.00 1.89 1.91 0.02 83.29 03:41:01 AM 1 18.21 0.00 1.62 1.91 0.02 78.25 03:41:01 AM 2 24.76 0.00 2.84 1.52 0.02 70.85 03:41:01 AM 3 14.79 0.00 1.61 1.68 0.02 81.91 03:41:01 AM 4 9.00 0.00 1.36 1.22 0.02 88.40 03:41:01 AM 5 10.26 0.00 0.84 0.38 0.02 88.50 03:41:01 AM 6 24.47 0.00 0.97 0.74 0.02 73.80 03:41:01 AM 7 17.59 0.00 1.81 1.44 0.02 79.15 03:42:01 AM all 26.56 0.00 1.56 0.71 0.02 71.16 03:42:01 AM 0 18.49 0.00 1.22 0.37 0.02 79.91 03:42:01 AM 1 23.04 0.00 2.23 1.43 0.02 73.28 03:42:01 AM 2 36.52 0.00 1.79 1.17 0.02 60.50 03:42:01 AM 3 35.53 0.00 1.61 0.37 0.02 62.48 03:42:01 AM 4 16.94 0.00 1.68 0.79 0.02 80.57 03:42:01 AM 5 23.39 0.00 0.97 0.25 0.02 75.37 03:42:01 AM 6 28.10 0.00 1.93 1.11 0.03 68.83 03:42:01 AM 7 30.39 0.00 1.06 0.18 0.02 68.35 Average: all 18.09 0.00 1.60 0.97 0.02 79.32 Average: 0 13.00 0.00 1.57 0.88 0.01 84.53 Average: 1 19.81 0.00 1.79 1.34 0.02 77.04 Average: 2 23.38 0.00 1.84 0.98 0.01 73.80 Average: 3 21.20 0.00 2.02 1.79 0.02 74.97 Average: 4 10.87 0.00 1.46 1.03 0.02 86.62 Average: 5 13.89 0.00 0.89 0.33 0.02 84.87 Average: 6 24.57 0.00 1.64 0.83 0.02 72.94 Average: 7 18.00 0.00 1.55 0.63 0.02 79.81