---> uname -a: Linux prd-centos8-docker-4c-4g-723.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 850 11317 19 3595 14563 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:f7:df:02 brd ff:ff:ff:ff:ff:ff altname enp0s3 altname ens3 inet 10.30.106.7/23 brd 10.30.107.255 scope global dynamic noprefixroute eth0 valid_lft 86089sec preferred_lft 86089sec inet6 fe80::f816:3eff:fef7:df02/64 scope link valid_lft forever preferred_lft forever 3: docker0: mtu 1500 qdisc noqueue state DOWN group default link/ether 02:42:75:f1:81:4b 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::42:75ff:fef1:814b/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) 12/22/2025 _x86_64_ (4 CPU) 07:18:38 LINUX RESTART (4 CPU) 07:19:03 AM tps rtps wtps bread/s bwrtn/s 07:20:01 AM 270.46 20.68 249.78 4067.01 7222.01 07:21:01 AM 292.37 6.96 285.40 975.67 16723.81 07:22:01 AM 26.50 0.05 26.45 1.07 3465.04 07:23:01 AM 228.86 6.11 222.74 5864.98 34769.26 Average: 204.00 8.35 195.65 2716.04 15615.46 07:19:03 AM kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 07:20:01 AM 12959092 14896112 3182440 19.72 2688 2146696 1478100 8.60 151964 2658600 235376 07:21:01 AM 11555752 13804216 4585780 28.41 2688 2448800 2322420 13.51 271288 3889824 88944 07:22:01 AM 11773292 14035860 4368240 27.06 2688 2462228 1978852 11.51 283844 3658452 11468 07:23:01 AM 11639792 14958416 4501740 27.89 2688 3504620 1203884 7.00 826992 3201372 56 Average: 11981982 14423651 4159550 25.77 2688 2640586 1745814 10.16 383522 3352062 83961 07:19:03 AM IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 07:20:01 AM lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 07:20:01 AM eth0 119.63 90.33 1405.51 34.92 0.00 0.00 0.00 0.00 07:20:01 AM docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 07:21:01 AM lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 07:21:01 AM eth0 386.45 323.16 3548.92 55.67 0.00 0.00 0.00 0.00 07:21:01 AM docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 07:22:01 AM lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 07:22:01 AM eth0 24.16 18.55 103.21 12.55 0.00 0.00 0.00 0.00 07:22:01 AM docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 07:23:01 AM lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 07:23:01 AM eth0 261.11 205.38 2452.46 1223.17 0.00 0.00 0.00 0.00 07:23:01 AM docker0 94.19 90.49 1204.14 613.35 0.00 0.00 0.00 0.00 Average: lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 Average: eth0 198.50 159.94 1881.56 334.08 0.00 0.00 0.00 0.00 Average: docker0 23.75 22.81 303.58 154.63 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) 12/22/2025 _x86_64_ (4 CPU) 07:18:38 LINUX RESTART (4 CPU) 07:19:03 AM CPU %user %nice %system %iowait %steal %idle 07:20:01 AM all 22.51 0.00 2.14 1.97 0.10 73.30 07:20:01 AM 0 20.25 0.00 2.89 2.44 0.09 74.34 07:20:01 AM 1 29.31 0.00 1.73 1.07 0.10 67.79 07:20:01 AM 2 16.89 0.00 1.57 0.76 0.09 80.68 07:20:01 AM 3 23.57 0.00 2.35 3.60 0.10 70.37 07:21:01 AM all 53.29 0.00 2.63 1.78 0.10 42.20 07:21:01 AM 0 52.27 0.00 3.08 1.65 0.10 42.90 07:21:01 AM 1 56.29 0.00 1.77 1.40 0.10 40.43 07:21:01 AM 2 44.91 0.00 2.95 2.08 0.10 49.96 07:21:01 AM 3 59.66 0.00 2.73 1.99 0.10 35.52 07:22:01 AM all 74.72 0.00 2.02 0.18 0.09 22.99 07:22:01 AM 0 75.21 0.00 1.83 0.00 0.10 22.85 07:22:01 AM 1 70.32 0.00 2.22 0.03 0.08 27.34 07:22:01 AM 2 82.50 0.00 1.94 0.53 0.10 14.92 07:22:01 AM 3 70.84 0.00 2.09 0.17 0.08 26.82 07:23:01 AM all 29.05 0.00 5.38 2.35 0.09 63.12 07:23:01 AM 0 25.31 0.00 5.59 1.47 0.08 67.54 07:23:01 AM 1 26.23 0.00 4.58 3.81 0.08 65.30 07:23:01 AM 2 33.17 0.00 6.23 2.07 0.10 58.43 07:23:01 AM 3 31.52 0.00 5.13 2.07 0.08 61.20 Average: all 45.11 0.00 3.05 1.57 0.09 50.18 Average: 0 43.48 0.00 3.35 1.38 0.09 51.70 Average: 1 45.70 0.00 2.58 1.58 0.09 50.05 Average: 2 44.63 0.00 3.18 1.36 0.10 50.73 Average: 3 46.63 0.00 3.08 1.94 0.09 48.26