---> uname -a: Linux prd-centos8-docker-4c-4g-1682.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: 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): 0-3 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 820 12178 19 2763 14607 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:94:78:a8 brd ff:ff:ff:ff:ff:ff altname enp0s3 altname ens3 inet 10.30.107.134/23 brd 10.30.107.255 scope global dynamic noprefixroute eth0 valid_lft 86152sec preferred_lft 86152sec inet6 fe80::f816:3eff:fe94:78a8/64 scope link valid_lft forever preferred_lft forever 3: docker0: mtu 1500 qdisc noqueue state DOWN group default link/ether 02:42:62:4b:98:d2 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) 12/27/2025 _x86_64_ (4 CPU) 13:22:29 LINUX RESTART (4 CPU) 01:23:01 PM tps rtps wtps bread/s bwrtn/s 01:24:01 PM 177.82 15.21 162.61 3102.30 9884.81 01:25:01 PM 202.12 6.25 195.87 1080.09 14781.90 01:26:01 PM 32.71 1.28 31.42 53.45 759.65 Average: 137.55 7.58 129.96 1411.96 8475.10 01:23:01 PM kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 01:24:01 PM 12943236 14903552 3198296 19.81 2688 2168700 1460860 8.50 182068 2632012 151168 01:25:01 PM 11534540 13772040 4606992 28.54 2688 2440152 2717000 15.81 250456 3935692 2372 01:26:01 PM 12527516 15011112 3614016 22.39 2688 2684188 1129092 6.57 516048 2682136 262072 Average: 12335097 14562235 3806435 23.58 2688 2431013 1768984 10.29 316191 3083280 138537 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 147.58 110.66 1688.25 27.35 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 13.10 13.10 3.55 3.55 0.00 0.00 0.00 0.00 01:25:01 PM eth0 406.98 265.87 3791.47 57.39 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 15.86 15.86 2.53 2.53 0.00 0.00 0.00 0.00 01:26:01 PM eth0 57.63 47.70 271.59 22.12 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 Average: lo 9.65 9.65 2.03 2.03 0.00 0.00 0.00 0.00 Average: eth0 204.05 141.41 1917.00 35.62 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) 12/27/2025 _x86_64_ (4 CPU) 13:22:29 LINUX RESTART (4 CPU) 01:23:01 PM CPU %user %nice %system %iowait %steal %idle 01:24:01 PM all 25.77 0.00 2.36 0.99 0.08 70.80 01:24:01 PM 0 30.28 0.00 2.55 0.73 0.08 66.36 01:24:01 PM 1 18.23 0.00 2.22 1.14 0.08 78.33 01:24:01 PM 2 39.43 0.00 3.44 1.30 0.08 55.73 01:24:01 PM 3 15.09 0.00 1.21 0.80 0.07 82.83 01:25:01 PM all 51.50 0.00 2.00 1.17 0.11 45.22 01:25:01 PM 0 42.78 0.00 2.22 1.91 0.12 52.97 01:25:01 PM 1 53.48 0.00 1.75 0.80 0.10 43.86 01:25:01 PM 2 49.19 0.00 2.57 0.79 0.12 47.33 01:25:01 PM 3 60.52 0.00 1.45 1.20 0.12 36.70 01:26:01 PM all 16.53 0.00 1.43 0.13 0.07 81.83 01:26:01 PM 0 12.74 0.00 1.44 0.07 0.08 85.68 01:26:01 PM 1 13.23 0.00 0.95 0.07 0.05 85.70 01:26:01 PM 2 23.89 0.00 1.89 0.37 0.08 73.77 01:26:01 PM 3 16.27 0.00 1.45 0.03 0.07 82.18 Average: all 31.26 0.00 1.93 0.77 0.09 65.95 Average: 0 28.59 0.00 2.07 0.90 0.09 68.34 Average: 1 28.33 0.00 1.64 0.67 0.08 69.28 Average: 2 37.50 0.00 2.63 0.82 0.09 58.95 Average: 3 30.64 0.00 1.37 0.68 0.08 67.22