---> uname -a: Linux prd-centos8-docker-8c-8g-2657.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): 8 On-line CPU(s) list: 0-7 Thread(s) per core: 1 Core(s) per socket: 1 Socket(s): 8 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): 0-7 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: 8 ---> df -h: Filesystem Size Used Avail Use% Mounted on devtmpfs 16G 0 16G 0% /dev tmpfs 16G 0 16G 0% /dev/shm tmpfs 16G 17M 16G 1% /run tmpfs 16G 0 16G 0% /sys/fs/cgroup /dev/vda1 160G 12G 149G 8% / tmpfs 3.2G 0 3.2G 0% /run/user/1001 ---> free -m: total used free shared buff/cache available Mem: 31890 1080 26998 19 3810 30336 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:07:40:d9 brd ff:ff:ff:ff:ff:ff altname enp0s3 altname ens3 inet 10.30.106.64/23 brd 10.30.107.255 scope global dynamic noprefixroute eth0 valid_lft 86124sec preferred_lft 86124sec inet6 fe80::f816:3eff:fe07:40d9/64 scope link valid_lft forever preferred_lft forever 3: docker0: mtu 1500 qdisc noqueue state DOWN group default link/ether 02:42:9f:89:6c:33 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::42:9fff:fe89:6c33/64 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) 10/14/2025 _x86_64_ (8 CPU) 10:41:12 LINUX RESTART (8 CPU) 10:42:01 AM tps rtps wtps bread/s bwrtn/s 10:43:01 AM 253.37 17.39 235.97 3623.06 13428.71 10:44:01 AM 169.46 1.77 167.69 554.31 14127.28 10:45:01 AM 134.79 0.82 133.97 470.64 40457.15 Average: 185.87 6.66 179.21 1549.39 22671.52 10:42:01 AM kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 10:43:01 AM 28695692 30693572 3960012 12.13 2688 2311912 1815620 5.39 211668 3266380 165952 10:44:01 AM 25860224 28421752 6795480 20.81 2688 2868176 4146052 12.30 288172 5986308 329468 10:45:01 AM 24654156 28062840 8001548 24.50 2688 3690588 4415092 13.10 435496 6950752 68 Average: 26403357 29059388 6252347 19.15 2688 2956892 3458921 10.26 311779 5401147 165163 10:42:01 AM IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 10:43:01 AM lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 10:43:01 AM eth0 264.03 220.08 3142.20 50.56 0.00 0.00 0.00 0.00 10:43:01 AM docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 10:44:01 AM lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 10:44:01 AM eth0 394.22 308.30 7980.11 43.63 0.00 0.00 0.00 0.00 10:44:01 AM docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 10:45:01 AM lo 16.34 16.34 1.57 1.57 0.00 0.00 0.00 0.00 10:45:01 AM eth0 157.48 97.73 5301.28 19.12 0.00 0.00 0.00 0.00 10:45:01 AM docker0 5.40 6.03 0.72 0.70 0.00 0.00 0.00 0.00 10:45:01 AM veth4f22a49 0.00 0.12 0.00 0.01 0.00 0.00 0.00 0.00 Average: lo 5.45 5.45 0.52 0.52 0.00 0.00 0.00 0.00 Average: eth0 271.90 208.70 5474.39 37.77 0.00 0.00 0.00 0.00 Average: docker0 1.80 2.01 0.24 0.23 0.00 0.00 0.00 0.00 Average: veth4f22a49 0.00 0.04 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) 10/14/2025 _x86_64_ (8 CPU) 10:41:12 LINUX RESTART (8 CPU) 10:42:01 AM CPU %user %nice %system %iowait %steal %idle 10:43:01 AM all 18.90 0.00 1.32 0.93 0.08 78.77 10:43:01 AM 0 10.45 0.00 0.97 0.90 0.10 87.58 10:43:01 AM 1 32.63 0.00 2.21 1.10 0.10 63.97 10:43:01 AM 2 24.28 0.00 1.09 0.95 0.10 73.58 10:43:01 AM 3 22.49 0.00 1.77 0.17 0.07 75.51 10:43:01 AM 4 14.30 0.00 1.27 0.89 0.05 83.49 10:43:01 AM 5 15.66 0.00 0.70 0.82 0.05 82.77 10:43:01 AM 6 21.55 0.00 1.40 1.82 0.07 75.15 10:43:01 AM 7 9.84 0.00 1.15 0.79 0.08 88.14 10:44:01 AM all 46.54 0.00 1.48 0.68 0.10 51.20 10:44:01 AM 0 28.48 0.00 1.84 1.29 0.08 68.31 10:44:01 AM 1 41.71 0.00 1.61 0.62 0.10 55.96 10:44:01 AM 2 51.22 0.00 0.87 0.45 0.10 47.36 10:44:01 AM 3 53.56 0.00 0.90 0.63 0.10 44.80 10:44:01 AM 4 45.97 0.00 1.76 0.79 0.12 51.37 10:44:01 AM 5 65.70 0.00 2.17 0.65 0.12 31.36 10:44:01 AM 6 34.86 0.00 1.96 0.34 0.10 62.74 10:44:01 AM 7 50.75 0.00 0.77 0.65 0.10 47.73 10:45:01 AM all 22.04 0.00 3.53 0.81 0.09 73.52 10:45:01 AM 0 20.99 0.00 3.93 0.07 0.10 74.91 10:45:01 AM 1 25.61 0.00 3.45 2.15 0.12 68.67 10:45:01 AM 2 25.82 0.00 4.45 2.15 0.10 67.47 10:45:01 AM 3 20.45 0.00 3.33 0.50 0.08 75.63 10:45:01 AM 4 16.72 0.00 4.45 0.88 0.08 77.87 10:45:01 AM 5 20.18 0.00 3.00 0.08 0.08 76.66 10:45:01 AM 6 22.72 0.00 3.13 0.50 0.08 73.57 10:45:01 AM 7 23.85 0.00 2.52 0.12 0.08 73.43 Average: all 29.17 0.00 2.11 0.80 0.09 67.82 Average: 0 19.97 0.00 2.24 0.75 0.09 76.94 Average: 1 33.33 0.00 2.42 1.29 0.11 62.86 Average: 2 33.79 0.00 2.13 1.18 0.10 62.79 Average: 3 32.20 0.00 2.00 0.44 0.08 65.28 Average: 4 25.69 0.00 2.49 0.85 0.08 70.89 Average: 5 33.86 0.00 1.95 0.52 0.08 63.58 Average: 6 26.38 0.00 2.16 0.89 0.08 70.49 Average: 7 28.15 0.00 1.48 0.52 0.09 69.77