---> uname -a: Linux prd-centos8-docker-8c-8g-5971.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: 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): 0-7 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 7% / tmpfs 3.2G 0 3.2G 0% /run/user/1001 ---> free -m: total used free shared buff/cache available Mem: 31890 999 27519 19 3371 30442 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:3f:f4:e8 brd ff:ff:ff:ff:ff:ff altname enp0s3 altname ens3 inet 10.30.106.32/23 brd 10.30.107.255 scope global dynamic noprefixroute eth0 valid_lft 86214sec preferred_lft 86214sec inet6 fe80::f816:3eff:fe3f:f4e8/64 scope link valid_lft forever preferred_lft forever 3: docker0: mtu 1500 qdisc noqueue state DOWN group default link/ether 02:42:e3:67:d8:cb 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_ (8 CPU) 06:01:20 LINUX RESTART (8 CPU) 06:02:01 AM tps rtps wtps bread/s bwrtn/s 06:03:01 AM 236.04 15.00 221.05 3786.04 12701.68 06:04:01 AM 242.22 5.13 237.09 198.73 35336.54 Average: 239.13 10.06 229.07 1992.24 24020.05 06:02:01 AM kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 06:03:01 AM 28968452 30898528 3687260 11.29 2688 2244856 1722172 5.11 165636 3048552 98876 06:04:01 AM 28228036 31219148 4427676 13.56 2688 3298560 1440704 4.27 732420 3199404 154796 Average: 28598244 31058838 4057468 12.42 2688 2771708 1581438 4.69 449028 3123978 126836 06:02:01 AM IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 06:03:01 AM lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 06:03:01 AM eth0 192.02 175.54 1960.13 52.06 0.00 0.00 0.00 0.00 06:03:01 AM docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 06:04:01 AM lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 06:04:01 AM eth0 434.12 341.84 3804.12 3808.21 0.00 0.00 0.00 0.00 06:04:01 AM docker0 0.00 0.00 0.00 0.00 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 313.08 258.69 2882.20 1930.29 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_ (8 CPU) 06:01:20 LINUX RESTART (8 CPU) 06:02:01 AM CPU %user %nice %system %iowait %steal %idle 06:03:01 AM all 14.43 0.00 1.22 0.69 0.06 83.60 06:03:01 AM 0 18.29 0.00 1.40 0.45 0.07 79.79 06:03:01 AM 1 15.91 0.00 1.92 0.72 0.07 81.39 06:03:01 AM 2 23.91 0.00 2.19 1.17 0.07 72.67 06:03:01 AM 3 7.64 0.00 0.75 0.69 0.07 90.86 06:03:01 AM 4 10.46 0.00 0.57 0.74 0.07 88.17 06:03:01 AM 5 17.82 0.00 0.60 0.33 0.05 81.20 06:03:01 AM 6 13.96 0.00 1.67 0.92 0.05 83.40 06:03:01 AM 7 7.42 0.00 0.67 0.53 0.05 91.33 06:04:01 AM all 15.11 0.00 1.52 0.90 0.09 82.38 06:04:01 AM 0 11.21 0.00 1.76 0.57 0.10 86.37 06:04:01 AM 1 18.42 0.00 1.67 2.52 0.07 77.32 06:04:01 AM 2 20.22 0.00 2.38 1.69 0.10 75.61 06:04:01 AM 3 21.17 0.00 1.00 0.48 0.08 77.26 06:04:01 AM 4 4.96 0.00 1.14 1.20 0.08 92.61 06:04:01 AM 5 13.62 0.00 1.39 0.38 0.07 84.54 06:04:01 AM 6 18.55 0.00 1.55 0.05 0.10 79.75 06:04:01 AM 7 12.71 0.00 1.29 0.30 0.08 85.62 Average: all 14.77 0.00 1.37 0.80 0.07 82.99 Average: 0 14.75 0.00 1.58 0.51 0.08 83.08 Average: 1 17.16 0.00 1.80 1.62 0.07 79.36 Average: 2 22.07 0.00 2.28 1.43 0.08 74.14 Average: 3 14.41 0.00 0.88 0.58 0.08 84.05 Average: 4 7.71 0.00 0.85 0.97 0.08 90.39 Average: 5 15.72 0.00 0.99 0.36 0.06 82.87 Average: 6 16.25 0.00 1.61 0.48 0.08 81.58 Average: 7 10.07 0.00 0.98 0.42 0.07 88.47