---> uname -a: Linux prd-centos8-docker-4c-4g-4868.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 792 12312 19 2658 14637 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:e1:b9:a3 brd ff:ff:ff:ff:ff:ff altname enp0s3 altname ens3 inet 10.30.107.172/23 brd 10.30.107.255 scope global dynamic noprefixroute eth0 valid_lft 86127sec preferred_lft 86127sec inet6 fe80::f816:3eff:fee1:b9a3/64 scope link valid_lft forever preferred_lft forever 3: docker0: mtu 1500 qdisc noqueue state DOWN group default link/ether 02:42:21:85:8a:16 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) 10/24/2025 _x86_64_ (4 CPU) 01:18:52 LINUX RESTART (4 CPU) 01:19:01 AM tps rtps wtps bread/s bwrtn/s 01:20:01 AM 336.47 184.87 151.60 14831.76 41196.75 01:21:01 AM 244.80 4.37 240.44 822.13 12703.82 01:22:01 AM 44.31 0.68 43.63 21.60 7838.13 01:23:01 AM 41.13 1.12 40.01 78.79 1846.49 Average: 166.69 47.76 118.92 3938.89 15897.22 01:19:01 AM kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 01:20:01 AM 13278252 15039660 2863280 17.74 2688 1979028 1205344 7.01 175876 2340608 205852 01:21:01 AM 11858952 13960988 4282580 26.53 2688 2306508 2312836 13.45 193912 3681160 224188 01:22:01 AM 11326028 13430820 4815504 29.83 2688 2308964 2794648 16.26 213796 4188896 32 01:23:01 AM 12608492 14987544 3533040 21.89 2688 2581056 1176216 6.84 502232 2621408 221160 Average: 12267931 14354753 3873601 24.00 2688 2293889 1872261 10.89 271454 3208018 162808 01:19:01 AM IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 01:20:01 AM lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 01:20:01 AM eth0 312.50 185.04 1584.91 67.55 0.00 0.00 0.00 0.00 01:20:01 AM docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 01:21:01 AM lo 0.65 0.65 0.06 0.06 0.00 0.00 0.00 0.00 01:21:01 AM eth0 403.82 266.71 4113.12 59.47 0.00 0.00 0.00 0.00 01:21:01 AM docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 01:22:01 AM lo 23.10 23.10 4.84 4.84 0.00 0.00 0.00 0.00 01:22:01 AM eth0 42.13 27.36 14.51 22.48 0.00 0.00 0.00 0.00 01:22:01 AM docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 01:23:01 AM lo 12.80 12.80 1.91 1.91 0.00 0.00 0.00 0.00 01:23:01 AM eth0 154.29 138.54 450.11 1032.03 0.00 0.00 0.00 0.00 01:23:01 AM docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 Average: lo 9.14 9.14 1.70 1.70 0.00 0.00 0.00 0.00 Average: eth0 228.19 154.42 1540.77 295.36 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) 10/24/2025 _x86_64_ (4 CPU) 01:18:52 LINUX RESTART (4 CPU) 01:19:01 AM CPU %user %nice %system %iowait %steal %idle 01:20:01 AM all 23.36 0.03 4.78 10.16 0.09 61.58 01:20:01 AM 0 23.79 0.00 6.42 8.82 0.10 60.87 01:20:01 AM 1 28.18 0.00 4.00 11.80 0.08 55.93 01:20:01 AM 2 19.46 0.00 4.22 9.42 0.08 66.81 01:20:01 AM 3 22.01 0.12 4.47 10.62 0.08 62.70 01:21:01 AM all 36.72 0.00 2.60 2.84 0.11 57.74 01:21:01 AM 0 42.36 0.00 2.62 1.64 0.12 53.26 01:21:01 AM 1 40.59 0.00 3.65 3.86 0.12 51.79 01:21:01 AM 2 24.11 0.00 2.41 2.43 0.12 70.93 01:21:01 AM 3 39.80 0.00 1.71 3.42 0.10 54.98 01:22:01 AM all 20.57 0.00 0.94 0.40 0.06 78.04 01:22:01 AM 0 22.02 0.00 0.50 0.08 0.07 77.33 01:22:01 AM 1 21.04 0.00 0.90 0.20 0.07 77.79 01:22:01 AM 2 23.15 0.00 1.49 1.05 0.07 74.25 01:22:01 AM 3 16.05 0.00 0.85 0.27 0.05 82.78 01:23:01 AM all 33.52 0.00 2.21 0.22 0.08 63.98 01:23:01 AM 0 28.53 0.00 1.70 0.28 0.08 69.40 01:23:01 AM 1 46.24 0.00 3.29 0.13 0.08 50.25 01:23:01 AM 2 28.95 0.00 2.26 0.35 0.08 68.36 01:23:01 AM 3 30.35 0.00 1.57 0.10 0.07 67.91 Average: all 28.54 0.01 2.63 3.40 0.09 65.34 Average: 0 29.17 0.00 2.81 2.70 0.09 65.22 Average: 1 34.02 0.00 2.96 3.99 0.09 58.95 Average: 2 23.92 0.00 2.59 3.31 0.09 70.09 Average: 3 27.05 0.03 2.15 3.60 0.08 67.10