---> uname -a: Linux prd-centos8-docker-8c-8g-6700.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 1030 28255 20 2601 30405 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:b0:e3:f9 brd ff:ff:ff:ff:ff:ff altname enp0s3 altname ens3 inet 10.30.106.67/23 brd 10.30.107.255 scope global dynamic noprefixroute eth0 valid_lft 86134sec preferred_lft 86134sec inet6 fe80::f816:3eff:feb0:e3f9/64 scope link valid_lft forever preferred_lft forever 3: docker0: mtu 1500 qdisc noqueue state DOWN group default link/ether 02:42:f7:6e:ec:df 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) 10/03/2026 _x86_64_ (8 CPU) 05:17:35 LINUX RESTART (8 CPU) 05:18:02 AM tps rtps wtps bread/s bwrtn/s 05:19:01 AM 191.82 6.29 185.53 958.32 7023.79 05:20:01 AM 195.32 3.88 191.44 917.43 14060.56 05:21:01 AM 96.72 1.52 95.20 387.87 6661.08 05:22:01 AM 55.56 1.30 54.27 112.90 4752.87 Average: 134.62 3.23 131.38 592.60 8129.18 05:18:02 AM kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 05:19:01 AM 29414756 31212652 3238616 9.92 2688 2118464 1454952 4.32 149988 2642832 275752 05:20:01 AM 27917732 29931232 4735640 14.50 2688 2325328 2704824 8.03 186648 4053068 100660 05:21:01 AM 27406236 29578204 5247136 16.07 2688 2478804 2786016 8.27 236316 4496088 70040 05:22:01 AM 28922060 31124516 3731312 11.43 2688 2507412 1482944 4.40 432772 2784872 8496 Average: 28415196 30461651 4238176 12.98 2688 2357502 2107184 6.25 251431 3494215 113737 05:18:02 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 135.62 89.12 1409.72 16.48 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 261.65 224.51 2110.85 63.48 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 151.40 126.87 1358.62 27.32 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 145.43 148.00 260.12 164.81 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 173.68 147.37 1284.31 68.24 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) 10/03/2026 _x86_64_ (8 CPU) 05:17:35 LINUX RESTART (8 CPU) 05:18:02 AM CPU %user %nice %system %iowait %steal %idle 05:19:01 AM all 9.22 0.00 1.05 0.61 0.01 89.11 05:19:01 AM 0 7.75 0.00 1.83 2.40 0.00 88.02 05:19:01 AM 1 14.33 0.00 1.39 0.27 0.00 84.01 05:19:01 AM 2 10.02 0.00 1.00 0.44 0.00 88.54 05:19:01 AM 3 0.85 0.00 0.26 0.27 0.02 98.60 05:19:01 AM 4 6.14 0.00 0.71 0.15 0.00 92.99 05:19:01 AM 5 6.62 0.00 0.78 0.19 0.02 92.40 05:19:01 AM 6 5.41 0.00 0.37 0.61 0.02 93.59 05:19:01 AM 7 22.62 0.00 2.05 0.54 0.02 74.77 05:20:01 AM all 23.09 0.00 1.52 0.57 0.01 74.80 05:20:01 AM 0 28.07 0.00 1.82 0.69 0.02 69.40 05:20:01 AM 1 31.11 0.00 1.30 0.40 0.00 67.18 05:20:01 AM 2 25.59 0.00 1.45 0.27 0.02 72.67 05:20:01 AM 3 19.08 0.00 1.41 0.28 0.02 79.21 05:20:01 AM 4 17.67 0.00 1.47 0.40 0.02 80.44 05:20:01 AM 5 20.60 0.00 1.64 1.39 0.00 76.37 05:20:01 AM 6 22.25 0.00 1.70 0.94 0.00 75.11 05:20:01 AM 7 20.32 0.00 1.37 0.23 0.02 78.05 05:21:01 AM all 41.81 0.00 1.74 0.26 0.02 56.17 05:21:01 AM 0 43.04 0.00 1.84 0.15 0.02 54.95 05:21:01 AM 1 48.56 0.00 1.97 0.13 0.02 49.32 05:21:01 AM 2 39.58 0.00 1.96 0.52 0.02 57.93 05:21:01 AM 3 34.12 0.00 1.17 0.15 0.00 64.56 05:21:01 AM 4 48.26 0.00 1.86 0.03 0.02 49.83 05:21:01 AM 5 44.42 0.00 2.14 0.43 0.02 52.99 05:21:01 AM 6 38.77 0.00 1.62 0.42 0.02 59.17 05:21:01 AM 7 37.76 0.00 1.35 0.25 0.03 60.60 05:22:01 AM all 16.50 0.00 1.49 0.13 0.01 81.88 05:22:01 AM 0 12.65 0.00 1.50 0.15 0.02 85.68 05:22:01 AM 1 30.53 0.00 2.05 0.10 0.02 67.30 05:22:01 AM 2 12.90 0.00 1.02 0.02 0.00 86.07 05:22:01 AM 3 13.30 0.00 1.82 0.02 0.02 84.85 05:22:01 AM 4 4.94 0.00 0.89 0.30 0.00 93.88 05:22:01 AM 5 11.67 0.00 1.14 0.13 0.00 87.06 05:22:01 AM 6 21.56 0.00 1.62 0.12 0.02 76.69 05:22:01 AM 7 24.46 0.00 1.86 0.17 0.00 73.52 Average: all 22.71 0.00 1.45 0.39 0.01 75.44 Average: 0 22.94 0.00 1.75 0.84 0.01 74.46 Average: 1 31.20 0.00 1.68 0.23 0.01 66.88 Average: 2 22.07 0.00 1.36 0.31 0.01 76.25 Average: 3 16.91 0.00 1.17 0.18 0.01 81.73 Average: 4 19.31 0.00 1.23 0.22 0.01 79.22 Average: 5 20.88 0.00 1.43 0.54 0.01 77.15 Average: 6 22.05 0.00 1.33 0.52 0.01 76.08 Average: 7 26.31 0.00 1.66 0.30 0.02 71.72