---> uname -a: Linux prd-centos8-docker-8c-8g-4058.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 999 28287 20 2600 30436 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:34:fc:f0 brd ff:ff:ff:ff:ff:ff altname enp0s3 altname ens3 inet 10.30.107.77/23 brd 10.30.107.255 scope global dynamic noprefixroute eth0 valid_lft 86137sec preferred_lft 86137sec inet6 fe80::f816:3eff:fe34:fcf0/64 scope link valid_lft forever preferred_lft forever 3: docker0: mtu 1500 qdisc noqueue state DOWN group default link/ether 02:42:8a:7e:b9:b4 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) 09/22/2026 _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 169.34 6.26 163.08 943.30 7153.82 05:20:01 AM 193.98 3.87 190.12 927.05 14173.10 05:21:01 AM 98.03 1.52 96.52 387.81 6347.08 05:22:01 AM 54.01 1.30 52.71 112.91 4765.46 Average: 128.84 3.24 125.61 592.76 8109.68 05:18:01 AM kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 05:19:01 AM 29500056 31305816 3153316 9.66 2688 2124028 1368184 4.06 138260 2563256 278912 05:20:01 AM 27639068 29654252 5014304 15.36 2688 2327228 2923136 8.67 198828 4319496 92448 05:21:01 AM 27228404 29402776 5424968 16.61 2688 2481136 2979248 8.84 236972 4673464 73416 05:22:01 AM 29030564 31230416 3622808 11.09 2688 2504684 1396668 4.14 432560 2678768 7704 Average: 28349523 30398315 4303849 13.18 2688 2359269 2166809 6.43 251655 3558746 113120 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 126.97 83.52 1404.90 16.65 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 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 05:20:01 AM eth0 252.09 226.78 2101.01 61.97 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 1.05 1.05 0.12 0.12 0.00 0.00 0.00 0.00 05:21:01 AM eth0 159.44 128.80 1378.28 28.53 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 05:22:01 AM lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 05:22:01 AM eth0 140.38 142.44 241.51 162.18 0.00 0.00 0.00 0.00 05:22:01 AM docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 Average: lo 0.26 0.26 0.03 0.03 0.00 0.00 0.00 0.00 Average: eth0 169.72 145.38 1281.44 67.33 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) 09/22/2026 _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 9.67 0.00 1.05 0.59 0.01 88.68 05:19:01 AM 0 6.84 0.00 1.54 2.27 0.02 89.33 05:19:01 AM 1 4.74 0.00 0.75 0.33 0.00 94.17 05:19:01 AM 2 0.84 0.00 0.35 0.10 0.02 98.69 05:19:01 AM 3 20.19 0.00 2.05 0.35 0.02 77.39 05:19:01 AM 4 17.86 0.00 1.29 1.00 0.02 79.84 05:19:01 AM 5 10.91 0.00 1.03 0.27 0.00 87.79 05:19:01 AM 6 11.65 0.00 0.87 0.27 0.00 87.22 05:19:01 AM 7 4.33 0.00 0.55 0.10 0.00 95.02 05:20:01 AM all 24.68 0.00 1.48 0.65 0.01 73.17 05:20:01 AM 0 15.79 0.00 1.62 0.35 0.00 82.24 05:20:01 AM 1 18.81 0.00 1.47 0.80 0.00 78.92 05:20:01 AM 2 21.51 0.00 1.20 0.74 0.00 76.55 05:20:01 AM 3 28.40 0.00 2.14 1.27 0.02 68.17 05:20:01 AM 4 28.21 0.00 1.00 0.20 0.00 70.59 05:20:01 AM 5 24.95 0.00 1.54 0.48 0.02 73.01 05:20:01 AM 6 27.98 0.00 1.41 0.95 0.02 69.65 05:20:01 AM 7 31.83 0.00 1.49 0.40 0.02 66.27 05:21:01 AM all 41.49 0.00 1.74 0.27 0.01 56.49 05:21:01 AM 0 42.30 0.00 1.59 0.47 0.02 55.62 05:21:01 AM 1 38.68 0.00 1.50 0.13 0.02 59.67 05:21:01 AM 2 57.54 0.00 2.15 0.30 0.02 39.99 05:21:01 AM 3 40.34 0.00 1.54 0.20 0.02 57.91 05:21:01 AM 4 45.87 0.00 1.79 0.13 0.02 52.19 05:21:01 AM 5 46.90 0.00 1.55 0.23 0.00 51.31 05:21:01 AM 6 36.17 0.00 1.92 0.12 0.00 61.79 05:21:01 AM 7 24.08 0.00 1.91 0.55 0.00 73.46 05:22:01 AM all 15.78 0.00 1.49 0.12 0.01 82.61 05:22:01 AM 0 7.76 0.00 0.98 0.02 0.00 91.24 05:22:01 AM 1 7.62 0.00 1.11 0.18 0.02 91.07 05:22:01 AM 2 17.18 0.00 1.89 0.03 0.02 80.88 05:22:01 AM 3 4.18 0.00 0.94 0.20 0.00 94.68 05:22:01 AM 4 10.00 0.00 1.29 0.13 0.00 88.58 05:22:01 AM 5 15.44 0.00 1.45 0.15 0.00 82.95 05:22:01 AM 6 52.67 0.00 2.95 0.10 0.02 44.26 05:22:01 AM 7 11.30 0.00 1.30 0.13 0.02 87.24 Average: all 22.90 0.00 1.44 0.41 0.01 75.24 Average: 0 18.17 0.00 1.43 0.78 0.01 79.61 Average: 1 17.47 0.00 1.21 0.36 0.01 80.95 Average: 2 24.29 0.00 1.40 0.29 0.01 74.01 Average: 3 23.28 0.00 1.67 0.51 0.01 74.53 Average: 4 25.48 0.00 1.34 0.37 0.01 72.80 Average: 5 24.54 0.00 1.39 0.28 0.00 73.78 Average: 6 32.12 0.00 1.79 0.36 0.01 65.73 Average: 7 17.88 0.00 1.31 0.30 0.01 80.51