---> uname -a: Linux prd-centos8-docker-8c-8g-10550.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 1083 26318 19 4486 30335 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:df:03:49 brd ff:ff:ff:ff:ff:ff altname enp0s3 altname ens3 inet 10.30.106.93/23 brd 10.30.107.255 scope global dynamic noprefixroute eth0 valid_lft 86123sec preferred_lft 86123sec inet6 fe80::f816:3eff:fedf:349/64 scope link valid_lft forever preferred_lft forever 3: docker0: mtu 1500 qdisc noqueue state DOWN group default link/ether 02:42:57:3c:f2:96 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::42:57ff:fe3c:f296/64 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) 06/10/2026 _x86_64_ (8 CPU) 07:30:27 LINUX RESTART (8 CPU) 07:31:01 AM tps rtps wtps bread/s bwrtn/s 07:32:01 AM 182.75 14.90 167.86 3148.54 10881.42 07:33:01 AM 241.46 4.72 236.74 1125.15 20225.78 07:34:01 AM 226.77 16.61 210.16 5608.80 30813.84 07:35:01 AM 93.95 2.80 91.15 179.41 26826.31 Average: 186.23 9.76 176.48 2515.63 22187.75 07:31:01 AM kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 07:32:01 AM 29159208 31149812 3494164 10.70 2688 2306632 2000336 5.94 186400 2842948 238884 07:33:01 AM 27062224 29593772 5591148 17.12 2688 2838380 2821068 8.37 274476 4804468 198464 07:34:01 AM 26310160 30041936 6343212 19.43 2688 4022344 2519136 7.47 580100 5191160 374844 07:35:01 AM 26946416 31060076 5706956 17.48 2688 4399808 1525104 4.53 896040 4236876 8344 Average: 27369502 30461399 5283870 16.18 2688 3391791 2216411 6.58 484254 4268863 205134 07:31:01 AM IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 07:32:01 AM lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 07:32:01 AM eth0 156.94 115.58 2107.30 37.65 0.00 0.00 0.00 0.00 07:32:01 AM docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 07:33:01 AM lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 07:33:01 AM eth0 772.85 424.93 7434.49 51.91 0.00 0.00 0.00 0.00 07:33:01 AM docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 07:34:01 AM lo 12.83 12.83 1.35 1.35 0.00 0.00 0.00 0.00 07:34:01 AM eth0 1132.80 285.62 5990.30 34.44 0.00 0.00 0.00 0.00 07:34:01 AM docker0 4.76 5.96 0.65 0.69 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 104.52 115.59 475.89 1257.83 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 Average: lo 3.21 3.21 0.34 0.34 0.00 0.00 0.00 0.00 Average: eth0 541.81 235.43 4002.01 345.47 0.00 0.00 0.00 0.00 Average: docker0 1.19 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) 06/10/2026 _x86_64_ (8 CPU) 07:30:27 LINUX RESTART (8 CPU) 07:31:01 AM CPU %user %nice %system %iowait %steal %idle 07:32:01 AM all 12.85 0.00 1.32 0.75 0.07 85.01 07:32:01 AM 0 13.14 0.00 0.92 0.53 0.08 85.32 07:32:01 AM 1 19.54 0.00 2.09 0.77 0.10 77.50 07:32:01 AM 2 9.40 0.00 0.90 0.74 0.08 88.88 07:32:01 AM 3 19.17 0.00 1.89 0.69 0.08 78.18 07:32:01 AM 4 12.87 0.00 1.49 0.99 0.05 84.60 07:32:01 AM 5 10.55 0.00 1.16 0.59 0.05 87.65 07:32:01 AM 6 12.32 0.00 1.29 1.37 0.05 84.97 07:32:01 AM 7 5.79 0.00 0.85 0.35 0.05 92.96 07:33:01 AM all 31.41 0.00 1.49 1.26 0.11 65.73 07:33:01 AM 0 36.73 0.00 0.84 0.03 0.10 62.30 07:33:01 AM 1 25.43 0.00 1.24 1.24 0.10 72.00 07:33:01 AM 2 28.33 0.00 1.54 2.83 0.12 67.18 07:33:01 AM 3 22.33 0.00 1.17 1.67 0.10 74.72 07:33:01 AM 4 34.31 0.00 0.95 0.65 0.10 63.98 07:33:01 AM 5 31.86 0.00 1.28 0.15 0.12 66.58 07:33:01 AM 6 37.86 0.00 2.72 2.62 0.10 56.71 07:33:01 AM 7 34.48 0.00 2.19 0.91 0.12 62.31 07:34:01 AM all 20.18 0.28 3.47 1.44 0.11 74.52 07:34:01 AM 0 18.04 0.32 2.78 0.51 0.10 78.25 07:34:01 AM 1 27.31 0.05 3.33 0.69 0.12 68.50 07:34:01 AM 2 14.14 0.07 3.49 1.10 0.08 81.11 07:34:01 AM 3 20.50 1.67 3.67 2.06 0.12 71.98 07:34:01 AM 4 16.05 0.03 4.47 3.77 0.12 75.56 07:34:01 AM 5 20.83 0.10 2.81 1.37 0.12 74.76 07:34:01 AM 6 25.82 0.02 4.21 0.90 0.12 68.94 07:34:01 AM 7 18.72 0.00 2.97 1.13 0.08 77.09 07:35:01 AM all 14.94 0.00 1.59 0.91 0.07 82.49 07:35:01 AM 0 15.91 0.00 1.84 0.20 0.07 81.98 07:35:01 AM 1 13.64 0.00 1.63 0.87 0.08 83.78 07:35:01 AM 2 21.41 0.00 1.51 1.74 0.08 75.26 07:35:01 AM 3 13.34 0.00 1.25 1.40 0.08 83.92 07:35:01 AM 4 17.25 0.00 1.51 0.74 0.07 80.44 07:35:01 AM 5 19.18 0.00 2.09 0.43 0.07 78.23 07:35:01 AM 6 10.56 0.00 1.89 1.74 0.05 85.75 07:35:01 AM 7 8.21 0.00 1.04 0.15 0.07 90.53 Average: all 19.84 0.07 1.96 1.09 0.09 76.95 Average: 0 20.95 0.08 1.59 0.32 0.09 76.97 Average: 1 21.48 0.01 2.07 0.89 0.10 75.45 Average: 2 18.33 0.02 1.86 1.60 0.09 78.10 Average: 3 18.83 0.42 1.99 1.45 0.10 77.21 Average: 4 20.13 0.01 2.09 1.53 0.08 76.15 Average: 5 20.59 0.03 1.83 0.64 0.09 76.83 Average: 6 21.62 0.00 2.52 1.66 0.08 74.11 Average: 7 16.77 0.00 1.76 0.63 0.08 80.76