---> uname -a: Linux prd-centos8-docker-8c-8g-2420.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 1074 26327 19 4485 30343 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:9a:7c:2c brd ff:ff:ff:ff:ff:ff altname enp0s3 altname ens3 inet 10.30.106.75/23 brd 10.30.107.255 scope global dynamic noprefixroute eth0 valid_lft 86108sec preferred_lft 86108sec inet6 fe80::f816:3eff:fe9a:7c2c/64 scope link valid_lft forever preferred_lft forever 3: docker0: mtu 1500 qdisc noqueue state DOWN group default link/ether 02:42:d3:ae:86:76 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:d3ff:feae:8676/64 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) 06/25/2026 _x86_64_ (8 CPU) 07:30:44 LINUX RESTART (8 CPU) 07:31:01 AM tps rtps wtps bread/s bwrtn/s 07:32:01 AM 199.57 12.68 186.89 1959.17 7682.56 07:33:01 AM 303.93 18.36 285.57 4093.05 16225.30 07:34:01 AM 144.91 14.91 130.00 1218.59 39291.92 07:35:01 AM 194.45 5.06 189.39 4633.79 22646.70 Average: 210.71 12.75 197.95 2975.99 21462.01 07:31:01 AM kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 07:32:01 AM 29405084 31176520 3248288 9.95 2688 2091504 1468152 4.36 151420 2655912 258948 07:33:01 AM 27567376 29938116 5085996 15.58 2688 2679192 2652852 7.87 229032 4354496 331316 07:34:01 AM 26245344 29463872 6408028 19.62 2688 3510316 3323092 9.86 457412 5377028 56 07:35:01 AM 26967536 31078196 5685836 17.41 2688 4396608 1486788 4.41 886020 4221284 151588 Average: 27546335 30414176 5107037 15.64 2688 3169405 2232721 6.62 430971 4152180 185477 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 362.19 204.83 1708.54 68.89 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 503.70 378.84 6510.44 58.80 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 3.68 3.68 0.42 0.42 0.00 0.00 0.00 0.00 07:34:01 AM eth0 1459.94 353.81 6646.24 35.38 0.00 0.00 0.00 0.00 07:34:01 AM docker0 1.60 2.08 0.21 0.24 0.00 0.00 0.00 0.00 07:34:01 AM vethe7a89ac 0.00 0.02 0.00 0.00 0.00 0.00 0.00 0.00 07:35:01 AM lo 9.28 9.28 0.94 0.94 0.00 0.00 0.00 0.00 07:35:01 AM eth0 148.08 157.56 1713.67 1262.18 0.00 0.00 0.00 0.00 07:35:01 AM docker0 3.22 3.85 0.44 0.45 0.00 0.00 0.00 0.00 Average: lo 3.24 3.24 0.34 0.34 0.00 0.00 0.00 0.00 Average: eth0 618.51 273.76 4144.63 356.30 0.00 0.00 0.00 0.00 Average: docker0 1.20 1.48 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) 06/25/2026 _x86_64_ (8 CPU) 07:30:44 LINUX RESTART (8 CPU) 07:31:01 AM CPU %user %nice %system %iowait %steal %idle 07:32:01 AM all 11.94 0.00 1.58 0.75 0.04 85.68 07:32:01 AM 0 12.88 0.00 1.72 0.30 0.05 85.05 07:32:01 AM 1 5.61 0.00 0.97 0.17 0.03 93.22 07:32:01 AM 2 4.92 0.00 1.14 0.17 0.03 93.74 07:32:01 AM 3 22.28 0.00 2.56 0.50 0.05 74.61 07:32:01 AM 4 11.24 0.00 0.82 0.38 0.03 87.53 07:32:01 AM 5 22.01 0.00 2.17 1.05 0.05 74.72 07:32:01 AM 6 8.68 0.00 2.43 2.41 0.05 86.43 07:32:01 AM 7 7.91 0.00 0.85 0.99 0.05 90.20 07:33:01 AM all 23.95 0.00 1.73 1.36 0.09 72.87 07:33:01 AM 0 26.18 0.00 1.30 0.97 0.08 71.47 07:33:01 AM 1 22.23 0.00 1.34 0.55 0.10 75.78 07:33:01 AM 2 20.65 0.00 2.13 1.36 0.10 75.76 07:33:01 AM 3 27.56 0.00 1.93 3.20 0.10 67.21 07:33:01 AM 4 31.99 0.00 1.74 0.74 0.08 65.45 07:33:01 AM 5 19.87 0.00 1.63 1.37 0.10 77.03 07:33:01 AM 6 20.04 0.00 2.08 0.95 0.08 76.85 07:33:01 AM 7 23.07 0.00 1.71 1.74 0.08 73.40 07:34:01 AM all 28.18 0.24 3.03 0.72 0.08 67.73 07:34:01 AM 0 36.27 0.07 2.84 0.03 0.08 60.70 07:34:01 AM 1 40.47 0.00 3.16 0.76 0.10 55.51 07:34:01 AM 2 24.05 0.03 3.24 0.86 0.08 71.73 07:34:01 AM 3 38.58 0.61 4.08 0.73 0.08 55.92 07:34:01 AM 4 35.73 0.00 2.63 0.42 0.08 61.13 07:34:01 AM 5 16.87 1.23 2.76 0.34 0.07 78.73 07:34:01 AM 6 18.65 0.00 3.39 2.63 0.08 75.24 07:34:01 AM 7 14.91 0.00 2.17 0.03 0.08 82.80 07:35:01 AM all 20.41 0.06 2.30 0.77 0.07 76.38 07:35:01 AM 0 23.99 0.03 2.39 0.03 0.07 73.48 07:35:01 AM 1 16.65 0.00 2.63 1.49 0.07 79.16 07:35:01 AM 2 22.43 0.03 2.06 0.79 0.08 74.61 07:35:01 AM 3 10.30 0.00 1.86 0.54 0.07 87.24 07:35:01 AM 4 27.55 0.02 1.91 0.64 0.07 69.83 07:35:01 AM 5 25.21 0.42 2.18 0.17 0.07 71.96 07:35:01 AM 6 18.42 0.00 3.34 1.79 0.08 76.37 07:35:01 AM 7 18.72 0.00 2.03 0.74 0.05 78.46 Average: all 21.11 0.08 2.16 0.90 0.07 75.68 Average: 0 24.81 0.03 2.06 0.33 0.07 72.69 Average: 1 21.19 0.00 2.02 0.74 0.08 75.97 Average: 2 18.00 0.02 2.14 0.79 0.08 78.98 Average: 3 24.66 0.15 2.60 1.24 0.08 71.27 Average: 4 26.61 0.00 1.77 0.54 0.07 71.00 Average: 5 20.99 0.41 2.18 0.73 0.07 75.61 Average: 6 16.44 0.00 2.81 1.95 0.08 78.73 Average: 7 16.15 0.00 1.69 0.88 0.07 81.22