---> uname -a: Linux prd-centos8-docker-4c-4g-34305.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 801 12312 19 2649 14629 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:b6:6b:61 brd ff:ff:ff:ff:ff:ff altname enp0s3 altname ens3 inet 10.30.107.214/23 brd 10.30.107.255 scope global dynamic noprefixroute eth0 valid_lft 86122sec preferred_lft 86122sec inet6 fe80::f816:3eff:feb6:6b61/64 scope link valid_lft forever preferred_lft forever 3: docker0: mtu 1500 qdisc noqueue state DOWN group default link/ether 02:42:fc:64:39:0f 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) 08/10/2025 _x86_64_ (4 CPU) 13:22:40 LINUX RESTART (4 CPU) 01:23:01 PM tps rtps wtps bread/s bwrtn/s 01:24:01 PM 289.35 21.69 267.66 5519.76 43998.55 01:25:01 PM 233.91 4.28 229.62 803.73 16841.90 01:26:01 PM 24.02 0.53 23.49 16.25 1776.13 01:27:01 PM 45.92 1.13 44.79 79.01 9423.62 Average: 148.27 6.91 141.36 1604.23 18005.95 01:23:01 PM kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 01:24:01 PM 13345788 15092864 2795744 17.32 2688 1962172 1114976 6.49 138132 2305024 158900 01:25:01 PM 11458156 13553084 4683376 29.01 2688 2299336 2603392 15.14 211272 4059652 43760 01:26:01 PM 11095584 13193208 5045948 31.26 2688 2301864 2863348 16.66 213492 4421276 2112 01:27:01 PM 12666196 15038620 3475336 21.53 2688 2574840 1186340 6.90 500848 2566364 34840 Average: 12141431 14219444 4000101 24.78 2688 2284553 1942014 11.30 265936 3338079 59903 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 445.33 249.25 1713.67 72.57 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 7.40 7.40 0.85 0.85 0.00 0.00 0.00 0.00 01:25:01 PM eth0 432.34 269.84 3973.32 55.35 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 19.23 19.23 4.28 4.28 0.00 0.00 0.00 0.00 01:26:01 PM eth0 50.47 37.91 17.90 24.15 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 9.68 9.68 1.64 1.64 0.00 0.00 0.00 0.00 01:27:01 PM eth0 109.29 112.36 440.48 1022.47 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 9.08 9.08 1.69 1.69 0.00 0.00 0.00 0.00 Average: eth0 259.30 167.31 1535.93 293.64 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) 08/10/2025 _x86_64_ (4 CPU) 13:22:40 LINUX RESTART (4 CPU) 01:23:01 PM CPU %user %nice %system %iowait %steal %idle 01:24:01 PM all 24.36 0.00 3.63 4.53 0.08 67.39 01:24:01 PM 0 23.42 0.00 4.19 6.77 0.08 65.54 01:24:01 PM 1 25.74 0.00 2.63 2.37 0.07 69.20 01:24:01 PM 2 23.88 0.00 4.23 5.60 0.08 66.20 01:24:01 PM 3 24.42 0.00 3.50 3.38 0.10 68.61 01:25:01 PM all 45.89 0.00 2.76 1.96 0.09 49.30 01:25:01 PM 0 37.64 0.00 1.86 1.64 0.10 58.76 01:25:01 PM 1 43.71 0.00 3.70 2.36 0.08 50.14 01:25:01 PM 2 48.44 0.00 1.81 1.54 0.08 48.13 01:25:01 PM 3 53.75 0.00 3.66 2.31 0.10 40.18 01:26:01 PM all 15.47 0.00 1.01 0.24 0.08 83.21 01:26:01 PM 0 22.79 0.00 1.70 0.00 0.07 75.44 01:26:01 PM 1 12.68 0.00 0.85 0.63 0.08 85.75 01:26:01 PM 2 13.46 0.00 0.50 0.27 0.07 85.71 01:26:01 PM 3 12.92 0.00 0.97 0.05 0.08 85.97 01:27:01 PM all 29.57 0.00 2.03 1.05 0.08 67.26 01:27:01 PM 0 19.91 0.00 2.15 1.45 0.08 76.40 01:27:01 PM 1 23.91 0.00 2.14 0.43 0.08 73.44 01:27:01 PM 2 32.48 0.00 2.12 1.89 0.08 63.42 01:27:01 PM 3 42.01 0.00 1.70 0.42 0.08 55.79 Average: all 28.81 0.00 2.36 1.94 0.08 66.80 Average: 0 25.93 0.00 2.47 2.46 0.08 69.05 Average: 1 26.50 0.00 2.33 1.45 0.08 69.64 Average: 2 29.55 0.00 2.16 2.32 0.08 65.88 Average: 3 33.28 0.00 2.46 1.54 0.09 62.64