---> uname -a: Linux prd-centos8-docker-8c-8g-420.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 11G 150G 7% / tmpfs 3.2G 0 3.2G 0% /run/user/1001 ---> free -m: total used free shared buff/cache available Mem: 31890 996 28319 19 2573 30448 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:79:f1:69 brd ff:ff:ff:ff:ff:ff altname enp0s3 altname ens3 inet 10.30.106.139/23 brd 10.30.107.255 scope global dynamic noprefixroute eth0 valid_lft 86214sec preferred_lft 86214sec inet6 fe80::f816:3eff:fe79:f169/64 scope link valid_lft forever preferred_lft forever 3: docker0: mtu 1500 qdisc noqueue state DOWN group default link/ether 02:42:0d:65:18:78 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) 09/26/2025 _x86_64_ (8 CPU) 21:16:45 LINUX RESTART (8 CPU) 09:17:03 PM tps rtps wtps bread/s bwrtn/s 09:18:01 PM 313.44 58.22 255.22 8129.49 44645.57 09:19:01 PM 213.11 16.76 196.35 3238.39 11576.96 Average: 262.43 37.14 225.29 5642.50 27831.12 09:17:03 PM kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 09:18:01 PM 29587760 31288352 3067944 9.39 2688 2023636 1402580 4.16 153484 2482308 184240 09:19:01 PM 29054744 31213760 3600960 11.03 2688 2470468 1426148 4.23 259636 2857316 276076 Average: 29321252 31251056 3334452 10.21 2688 2247052 1414364 4.20 206560 2669812 230158 09:17:03 PM IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 09:18:01 PM lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 09:18:01 PM eth0 439.61 275.46 2132.40 65.35 0.00 0.00 0.00 0.00 09:18:01 PM docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 09:19:01 PM lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 09:19:01 PM eth0 273.31 247.70 2522.60 66.43 0.00 0.00 0.00 0.00 09:19:01 PM 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 355.05 261.34 2330.81 65.90 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) 09/26/2025 _x86_64_ (8 CPU) 21:16:45 LINUX RESTART (8 CPU) 09:17:03 PM CPU %user %nice %system %iowait %steal %idle 09:18:01 PM all 13.72 0.01 2.24 3.15 0.06 80.82 09:18:01 PM 0 14.44 0.00 1.35 0.45 0.07 83.70 09:18:01 PM 1 27.27 0.00 4.37 10.18 0.09 58.10 09:18:01 PM 2 18.32 0.00 1.92 1.54 0.07 78.15 09:18:01 PM 3 9.34 0.00 2.01 2.65 0.03 85.96 09:18:01 PM 4 12.46 0.05 2.16 0.47 0.07 84.79 09:18:01 PM 5 13.68 0.00 1.85 3.41 0.05 81.01 09:18:01 PM 6 8.80 0.00 1.82 2.54 0.03 86.80 09:18:01 PM 7 5.45 0.00 2.49 4.02 0.10 87.93 09:19:01 PM all 13.29 0.00 1.24 0.73 0.06 84.67 09:19:01 PM 0 14.55 0.00 1.17 0.43 0.07 83.78 09:19:01 PM 1 8.58 0.00 1.42 1.34 0.07 88.60 09:19:01 PM 2 19.02 0.00 2.06 0.94 0.07 77.92 09:19:01 PM 3 8.25 0.00 0.80 0.32 0.07 90.56 09:19:01 PM 4 14.33 0.00 0.89 0.82 0.07 83.90 09:19:01 PM 5 18.38 0.00 1.70 1.12 0.05 78.75 09:19:01 PM 6 10.42 0.00 0.92 0.32 0.05 88.29 09:19:01 PM 7 12.81 0.00 0.97 0.59 0.05 85.59 Average: all 13.50 0.00 1.73 1.92 0.06 82.78 Average: 0 14.49 0.00 1.26 0.44 0.07 83.74 Average: 1 17.74 0.00 2.86 5.67 0.08 73.65 Average: 2 18.68 0.00 1.99 1.23 0.07 78.03 Average: 3 8.79 0.00 1.40 1.46 0.05 88.30 Average: 4 13.41 0.03 1.51 0.65 0.07 84.34 Average: 5 16.07 0.00 1.78 2.24 0.05 79.86 Average: 6 9.63 0.00 1.36 1.41 0.04 87.56 Average: 7 9.20 0.00 1.72 2.27 0.08 86.74