---> uname -a: Linux prd-centos8-docker-4c-4g-2029.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 11G 70G 14% / tmpfs 1.6G 0 1.6G 0% /run/user/1001 ---> free -m: total used free shared buff/cache available Mem: 15763 1715 10193 19 3853 13698 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:99:ab:ac brd ff:ff:ff:ff:ff:ff altname enp0s3 altname ens3 inet 10.30.107.85/23 brd 10.30.107.255 scope global dynamic noprefixroute eth0 valid_lft 86055sec preferred_lft 86055sec inet6 fe80::f816:3eff:fe99:abac/64 scope link valid_lft forever preferred_lft forever 3: docker0: mtu 1500 qdisc noqueue state DOWN group default link/ether 02:42:5e:1e:9d:51 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::42:5eff:fe1e:9d51/64 scope link 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) 10/11/2025 _x86_64_ (4 CPU) 09:27:46 LINUX RESTART (4 CPU) 09:28:01 AM tps rtps wtps bread/s bwrtn/s 09:29:01 AM 277.72 32.44 245.28 7513.25 43587.09 09:30:01 AM 270.51 6.00 264.52 1024.46 20129.07 09:30:01 AM 0.00 0.00 0.00 0.00 0.00 09:31:01 AM 791.15 1.22 789.94 64.39 43786.57 09:32:01 AM 380.71 112.68 268.03 1994.54 8172.94 09:33:01 AM 45.59 7.58 38.01 242.76 2747.63 Average: 352.68 31.97 320.71 2166.31 23651.15 09:28:01 AM kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 09:29:01 AM 13321544 15077860 2819980 17.47 2688 1971696 1111136 6.46 140008 2324688 161492 09:30:01 AM 11240540 13576736 4900984 30.36 2688 2534964 3049644 17.74 265936 4198084 179300 09:30:01 AM 11160196 13566864 4981328 30.86 2688 2604636 3067288 17.84 265936 4275144 248976 09:31:01 AM 10300224 13730256 5841300 36.19 2688 3443636 1892032 11.01 373820 4622540 144152 09:32:01 AM 10017168 13553944 6124356 37.94 2688 3528488 2116808 12.31 441788 4781140 16948 09:33:01 AM 10466600 14052676 5674924 35.16 2688 3573712 1802268 10.48 701924 4086384 25820 Average: 11084379 13926389 5057145 31.33 2688 2942855 2173196 12.64 364902 4047997 129448 09:28:01 AM IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 09:29:01 AM lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 09:29:01 AM eth0 355.08 203.42 1766.01 70.52 0.00 0.00 0.00 0.00 09:29:01 AM docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 09:30:01 AM lo 0.44 0.44 0.03 0.03 0.00 0.00 0.00 0.00 09:30:01 AM eth0 581.80 413.04 6675.76 55.15 0.00 0.00 0.00 0.00 09:30:01 AM docker0 0.08 0.18 0.00 0.02 0.00 0.00 0.00 0.00 09:30:01 AM veth16ec2f3 0.08 0.30 0.00 0.03 0.00 0.00 0.00 0.00 09:30:01 AM lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 09:30:01 AM eth0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 09:30:01 AM docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 09:30:01 AM veth16ec2f3 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 09:31:01 AM lo 5.72 5.72 4.55 4.55 0.00 0.00 0.00 0.00 09:31:01 AM eth0 186.17 147.61 1805.22 29.84 0.00 0.00 0.00 0.00 09:31:01 AM docker0 3.05 2.77 4.07 0.42 0.00 0.00 0.00 0.00 09:32:01 AM lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 09:32:01 AM eth0 4.10 3.92 58.60 0.77 0.00 0.00 0.00 0.00 09:32:01 AM docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 09:33:01 AM lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 09:33:01 AM eth0 249.31 148.41 400.40 186.34 0.00 0.00 0.00 0.00 09:33:01 AM docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 Average: lo 1.23 1.23 0.92 0.92 0.00 0.00 0.00 0.00 Average: eth0 274.33 182.59 2130.15 68.43 0.00 0.00 0.00 0.00 Average: docker0 0.63 0.59 0.82 0.09 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) 10/11/2025 _x86_64_ (4 CPU) 09:27:46 LINUX RESTART (4 CPU) 09:28:01 AM CPU %user %nice %system %iowait %steal %idle 09:29:01 AM all 27.04 0.00 4.04 2.38 0.09 66.44 09:29:01 AM 0 29.48 0.00 3.67 2.00 0.08 64.76 09:29:01 AM 1 33.55 0.00 4.20 3.55 0.10 58.61 09:29:01 AM 2 16.20 0.00 3.64 2.06 0.08 78.01 09:29:01 AM 3 28.91 0.00 4.66 1.91 0.08 64.43 09:30:01 AM all 37.15 0.00 2.95 1.69 0.13 58.08 09:30:01 AM 0 34.65 0.00 2.55 1.28 0.13 61.39 09:30:01 AM 1 43.94 0.00 3.38 1.91 0.14 50.63 09:30:01 AM 2 36.33 0.00 3.25 1.68 0.10 58.64 09:30:01 AM 3 33.69 0.00 2.64 1.90 0.14 61.64 09:30:01 AM all 40.32 0.00 13.44 0.00 0.00 46.24 09:30:01 AM 0 59.57 0.00 8.51 0.00 0.00 31.91 09:30:01 AM 1 33.33 0.00 15.56 0.00 0.00 51.11 09:30:01 AM 2 33.33 0.00 12.50 0.00 0.00 54.17 09:30:01 AM 3 34.78 0.00 17.39 0.00 0.00 47.83 09:31:01 AM all 35.98 0.09 9.88 4.96 0.11 48.97 09:31:01 AM 0 37.60 0.19 10.84 7.00 0.12 44.26 09:31:01 AM 1 34.77 0.00 9.99 3.60 0.10 51.53 09:31:01 AM 2 31.88 0.17 9.52 4.69 0.12 53.61 09:31:01 AM 3 39.65 0.02 9.17 4.54 0.12 46.51 09:32:01 AM all 36.64 0.00 2.34 3.40 0.23 57.39 09:32:01 AM 0 45.46 0.00 2.52 3.38 0.15 48.49 09:32:01 AM 1 22.08 0.00 2.02 2.02 0.17 73.70 09:32:01 AM 2 42.29 0.00 2.45 6.87 0.12 48.27 09:32:01 AM 3 36.71 0.00 2.37 1.35 0.50 59.07 09:33:01 AM all 30.51 0.00 2.01 0.74 0.08 66.67 09:33:01 AM 0 24.66 0.00 1.74 0.50 0.08 73.02 09:33:01 AM 1 28.08 0.00 1.49 0.20 0.07 70.16 09:33:01 AM 2 34.79 0.00 2.09 0.47 0.08 62.58 09:33:01 AM 3 34.51 0.00 2.73 1.77 0.07 60.92 Average: all 33.46 0.02 4.25 2.62 0.13 59.52 Average: 0 34.40 0.04 4.26 2.82 0.11 58.37 Average: 1 32.45 0.00 4.22 2.25 0.11 60.97 Average: 2 32.30 0.03 4.19 3.15 0.10 60.23 Average: 3 34.69 0.00 4.32 2.29 0.18 58.52