---> uname -a: Linux prd-centos8-docker-8c-8g-353.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 nrip_save 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 13G 148G 8% / tmpfs 3.2G 0 3.2G 0% /run/user/1001 ---> free -m: total used free shared buff/cache available Mem: 31888 1055 26340 19 4491 30362 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:7d:36:e5 brd ff:ff:ff:ff:ff:ff altname enp0s3 altname ens3 inet 10.30.106.16/23 brd 10.30.107.255 scope global dynamic noprefixroute eth0 valid_lft 86118sec preferred_lft 86118sec inet6 fe80::f816:3eff:fe7d:36e5/64 scope link valid_lft forever preferred_lft forever 3: docker0: mtu 1500 qdisc noqueue state DOWN group default link/ether 02:42:8c:04:48:3b 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::42:8cff:fe04:483b/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) 07/17/2026 _x86_64_ (8 CPU) 07:32:21 LINUX RESTART (8 CPU) 07:33:01 AM tps rtps wtps bread/s bwrtn/s 07:34:01 AM 197.62 14.65 182.97 3220.53 10932.01 07:35:01 AM 224.90 4.65 220.25 1124.48 21608.07 07:36:01 AM 322.79 16.63 306.16 5500.72 30123.85 07:37:02 AM 80.37 1.22 79.16 112.10 26666.18 Average: 206.42 9.28 197.14 2489.64 22332.88 07:33:01 AM kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 07:34:01 AM 29036592 31061168 3616780 11.08 2688 2339212 1813520 5.38 188660 2958184 258596 07:35:01 AM 26990824 29733684 5662548 17.34 2688 3048580 2784616 8.26 274928 4876228 354320 07:36:01 AM 26099092 30102816 6554280 20.07 2688 4291692 2856736 8.48 674848 5303244 636752 07:37:02 AM 26964136 31082568 5689236 17.42 2688 4404316 1521644 4.52 894700 4220928 8360 Average: 27272661 30495059 5380711 16.48 2688 3520950 2244129 6.66 508284 4339646 314507 07:33:01 AM IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 07:34:01 AM lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 07:34:01 AM eth0 208.03 155.76 2435.73 43.65 0.00 0.00 0.00 0.00 07:34:01 AM docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 07:35:01 AM lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 07:35:01 AM eth0 1600.27 666.24 10092.11 63.63 0.00 0.00 0.00 0.00 07:35:01 AM docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 07:36:01 AM lo 12.83 12.83 1.35 1.35 0.00 0.00 0.00 0.00 07:36:01 AM eth0 596.54 209.95 3416.20 32.64 0.00 0.00 0.00 0.00 07:36:01 AM docker0 4.78 5.95 0.65 0.69 0.00 0.00 0.00 0.00 07:37:02 AM lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 07:37:02 AM eth0 66.94 82.22 72.34 1252.68 0.00 0.00 0.00 0.00 07:37:02 AM docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 Average: lo 3.21 3.21 0.34 0.34 0.00 0.00 0.00 0.00 Average: eth0 617.90 278.52 4003.82 348.15 0.00 0.00 0.00 0.00 Average: docker0 1.20 1.49 0.16 0.17 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) 07/17/2026 _x86_64_ (8 CPU) 07:32:21 LINUX RESTART (8 CPU) 07:33:01 AM CPU %user %nice %system %iowait %steal %idle 07:34:01 AM all 13.82 0.00 1.42 0.45 0.06 84.26 07:34:01 AM 0 10.08 0.00 1.45 0.27 0.07 88.14 07:34:01 AM 1 5.43 0.00 1.04 0.75 0.08 92.70 07:34:01 AM 2 15.16 0.00 1.45 0.30 0.07 83.02 07:34:01 AM 3 19.25 0.00 1.64 0.53 0.07 78.51 07:34:01 AM 4 19.77 0.00 1.93 0.57 0.07 77.67 07:34:01 AM 5 8.85 0.00 0.77 0.32 0.05 90.02 07:34:01 AM 6 24.04 0.00 2.04 0.45 0.05 73.43 07:34:01 AM 7 7.97 0.00 1.02 0.40 0.03 90.58 07:35:01 AM all 31.39 0.00 1.67 0.66 0.09 66.18 07:35:01 AM 0 39.99 0.00 1.05 0.25 0.08 58.62 07:35:01 AM 1 16.41 0.00 1.63 0.67 0.07 81.23 07:35:01 AM 2 40.87 0.00 1.50 0.32 0.10 57.22 07:35:01 AM 3 43.51 0.00 2.25 0.89 0.12 53.23 07:35:01 AM 4 26.38 0.00 1.50 0.37 0.08 71.67 07:35:01 AM 5 19.41 0.00 1.44 1.47 0.07 77.61 07:35:01 AM 6 39.70 0.00 2.05 0.35 0.08 57.82 07:35:01 AM 7 24.92 0.00 1.96 0.99 0.10 72.02 07:36:01 AM all 23.26 0.38 3.49 1.05 0.10 71.73 07:36:01 AM 0 28.77 0.00 2.83 0.07 0.10 68.23 07:36:01 AM 1 21.82 0.08 4.50 1.50 0.10 72.00 07:36:01 AM 2 22.16 0.03 3.53 1.03 0.08 73.16 07:36:01 AM 3 20.65 2.36 3.66 1.37 0.12 71.85 07:36:01 AM 4 25.53 0.17 3.17 1.40 0.13 69.60 07:36:01 AM 5 21.32 0.02 4.69 2.36 0.08 71.53 07:36:01 AM 6 25.24 0.37 3.02 0.17 0.10 71.10 07:36:01 AM 7 20.56 0.00 2.52 0.49 0.08 76.35 07:37:02 AM all 11.44 0.00 1.20 0.98 0.05 86.33 07:37:02 AM 0 6.64 0.00 0.87 0.07 0.05 92.38 07:37:02 AM 1 10.31 0.00 1.20 1.14 0.07 87.28 07:37:02 AM 2 25.69 0.00 1.87 1.42 0.07 70.96 07:37:02 AM 3 7.88 0.00 0.65 0.97 0.05 90.45 07:37:02 AM 4 18.42 0.00 1.44 0.27 0.05 79.83 07:37:02 AM 5 4.08 0.00 1.20 3.93 0.05 90.74 07:37:02 AM 6 9.73 0.00 1.03 0.02 0.03 89.19 07:37:02 AM 7 8.75 0.00 1.34 0.05 0.03 89.83 Average: all 19.96 0.09 1.94 0.78 0.07 77.15 Average: 0 21.34 0.00 1.55 0.16 0.08 76.88 Average: 1 13.47 0.02 2.09 1.01 0.08 83.33 Average: 2 25.96 0.01 2.09 0.77 0.08 71.10 Average: 3 22.79 0.59 2.05 0.94 0.09 73.55 Average: 4 22.51 0.04 2.00 0.65 0.08 74.71 Average: 5 13.40 0.00 2.02 2.02 0.06 82.50 Average: 6 24.66 0.09 2.03 0.25 0.07 72.90 Average: 7 15.53 0.00 1.71 0.48 0.06 82.22