---> uname -a: Linux prd-centos8-docker-4c-4g-45308.novalocal 4.18.0-448.el8.x86_64 #1 SMP Wed Jan 18 15:02:46 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): 4 On-line CPU(s) list: 0-3 Thread(s) per core: 1 Core(s) per socket: 1 Socket(s): 4 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): 0-3 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: 4 ---> df -h: Filesystem Size Used Avail Use% Mounted on devtmpfs 7.7G 0 7.7G 0% /dev tmpfs 7.7G 0 7.7G 0% /dev/shm tmpfs 7.7G 17M 7.7G 1% /run tmpfs 7.7G 0 7.7G 0% /sys/fs/cgroup /dev/vda1 80G 10G 71G 13% / tmpfs 1.6G 0 1.6G 0% /run/user/1001 ---> free -m: total used free shared buff/cache available Mem: 15763 747 12361 19 2654 14682 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:8f:6a:2d brd ff:ff:ff:ff:ff:ff altname enp0s3 altname ens3 inet 10.30.106.83/23 brd 10.30.107.255 scope global dynamic noprefixroute eth0 valid_lft 86123sec preferred_lft 86123sec inet6 fe80::f816:3eff:fe8f:6a2d/64 scope link valid_lft forever preferred_lft forever 3: docker0: mtu 1500 qdisc noqueue state DOWN group default link/ether 02:42:bd:89:83:6d 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 4.18.0-448.el8.x86_64 (centos-stream-8-docker-63ec32c8-5733-60f9-7d79-7a12e2b2c472.nova) 09/12/2025 _x86_64_ (4 CPU) 13:22:50 LINUX RESTART (4 CPU) 01:23:01 PM tps rtps wtps bread/s bwrtn/s 01:24:01 PM 264.55 28.49 236.05 7070.99 42337.52 01:25:01 PM 241.13 4.48 236.65 780.28 12135.02 01:26:01 PM 36.48 0.52 35.96 15.60 7580.17 01:27:01 PM 49.41 1.12 48.29 78.79 10513.30 Average: 147.90 8.65 139.25 1986.52 18142.01 01:23:01 PM kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 01:24:01 PM 13408100 15138644 2733432 16.93 2688 1946708 1137712 6.62 138180 2245836 161160 01:25:01 PM 11676992 13775960 4464540 27.66 2688 2303372 2448272 14.24 208008 3844336 217660 01:26:01 PM 11560712 13662028 4580820 28.38 2688 2305552 2528632 14.71 212284 3956264 48 01:27:01 PM 12715520 15092176 3426012 21.22 2688 2578860 1092428 6.35 500360 2514840 8868 Average: 12340331 14417202 3801201 23.55 2688 2283623 1801761 10.48 264708 3140319 96934 01:23:01 PM IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 01:24:01 PM lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 01:24:01 PM eth0 358.65 205.61 1701.25 69.89 0.00 0.00 0.00 0.00 01:24:01 PM docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 01:25:01 PM lo 3.63 3.63 0.39 0.39 0.00 0.00 0.00 0.00 01:25:01 PM eth0 381.03 255.92 3982.71 53.32 0.00 0.00 0.00 0.00 01:25:01 PM docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 01:26:01 PM lo 21.05 21.05 4.56 4.56 0.00 0.00 0.00 0.00 01:26:01 PM eth0 53.31 40.91 15.46 23.70 0.00 0.00 0.00 0.00 01:26:01 PM docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 01:27:01 PM lo 10.78 10.78 1.77 1.77 0.00 0.00 0.00 0.00 01:27:01 PM eth0 114.75 110.85 439.54 1022.21 0.00 0.00 0.00 0.00 01:27:01 PM docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 Average: lo 8.86 8.86 1.68 1.68 0.00 0.00 0.00 0.00 Average: eth0 226.95 153.33 1534.95 292.25 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 4.18.0-448.el8.x86_64 (centos-stream-8-docker-63ec32c8-5733-60f9-7d79-7a12e2b2c472.nova) 09/12/2025 _x86_64_ (4 CPU) 13:22:50 LINUX RESTART (4 CPU) 01:23:01 PM CPU %user %nice %system %iowait %steal %idle 01:24:01 PM all 24.24 0.00 3.62 4.18 0.08 67.88 01:24:01 PM 0 20.42 0.00 3.07 4.76 0.07 71.69 01:24:01 PM 1 21.09 0.00 3.10 1.34 0.08 74.38 01:24:01 PM 2 23.66 0.00 3.28 2.38 0.07 70.62 01:24:01 PM 3 31.78 0.00 5.04 8.25 0.08 54.85 01:25:01 PM all 42.46 0.00 2.53 1.61 0.11 53.28 01:25:01 PM 0 43.12 0.00 1.57 1.49 0.12 53.71 01:25:01 PM 1 33.85 0.00 2.43 1.12 0.12 62.49 01:25:01 PM 2 37.99 0.00 2.26 1.91 0.10 57.74 01:25:01 PM 3 54.86 0.00 3.86 1.92 0.12 39.24 01:26:01 PM all 13.48 0.00 0.88 0.76 0.06 84.82 01:26:01 PM 0 14.98 0.00 0.82 1.12 0.07 83.02 01:26:01 PM 1 11.25 0.00 0.48 0.72 0.07 87.48 01:26:01 PM 2 14.21 0.00 0.97 0.60 0.05 84.17 01:26:01 PM 3 13.47 0.00 1.25 0.60 0.05 84.62 01:27:01 PM all 29.95 0.00 1.95 0.68 0.07 67.36 01:27:01 PM 0 29.40 0.00 2.66 1.00 0.07 66.88 01:27:01 PM 1 40.14 0.00 1.74 0.40 0.07 57.65 01:27:01 PM 2 27.01 0.00 2.17 0.84 0.07 69.92 01:27:01 PM 3 23.24 0.00 1.22 0.47 0.07 75.00 Average: all 27.53 0.00 2.24 1.81 0.08 68.34 Average: 0 26.98 0.00 2.03 2.09 0.08 68.83 Average: 1 26.58 0.00 1.94 0.90 0.08 70.50 Average: 2 25.71 0.00 2.17 1.43 0.07 70.62 Average: 3 30.84 0.00 2.84 2.81 0.08 63.43