---> uname -a: Linux prd-centos8-docker-8c-8g-14117.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 8% / tmpfs 3.2G 0 3.2G 0% /run/user/1001 ---> free -m: total used free shared buff/cache available Mem: 31890 1033 27307 19 3548 30399 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:75:87:c7 brd ff:ff:ff:ff:ff:ff altname enp0s3 altname ens3 inet 10.30.106.70/23 brd 10.30.107.255 scope global dynamic noprefixroute eth0 valid_lft 86159sec preferred_lft 86159sec inet6 fe80::f816:3eff:fe75:87c7/64 scope link valid_lft forever preferred_lft forever 3: docker0: mtu 1500 qdisc noqueue state DOWN group default link/ether 02:42:7c:c3:b9:b2 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::42:7cff:fec3:b9b2/64 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) 11/20/2025 _x86_64_ (8 CPU) 17:11:18 LINUX RESTART (8 CPU) 05:12:02 PM tps rtps wtps bread/s bwrtn/s 05:13:01 PM 353.40 15.07 338.33 3257.99 12121.97 05:14:01 PM 326.48 6.25 320.23 1231.13 17827.68 05:15:01 PM 151.63 1.17 150.47 458.78 40128.81 Average: 276.75 7.46 269.30 1640.52 23421.29 05:12:02 PM kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 05:13:01 PM 28858808 30799356 3796904 11.63 2688 2255556 1861056 5.52 167244 3160952 192988 05:14:01 PM 26946872 29881172 5708840 17.48 2688 3239076 2658704 7.89 475052 4717128 696464 05:15:01 PM 27907104 31071520 4748608 14.54 2688 3463260 1557800 4.62 802016 3413848 33876 Average: 27904261 30584016 4751451 14.55 2688 2985964 2025853 6.01 481437 3763976 307776 05:12:02 PM IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 05:13:01 PM lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 05:13:01 PM eth0 247.37 215.63 2677.17 54.05 0.00 0.00 0.00 0.00 05:13:01 PM docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 05:14:01 PM lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 05:14:01 PM eth0 687.27 515.83 9856.52 62.45 0.00 0.00 0.00 0.00 05:14:01 PM docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 05:15:01 PM lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 05:15:01 PM eth0 300.83 305.55 667.25 2364.79 0.00 0.00 0.00 0.00 05:15:01 PM docker0 6.23 14.38 0.48 243.71 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 412.71 346.37 4409.44 831.37 0.00 0.00 0.00 0.00 Average: docker0 2.09 4.82 0.16 81.68 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) 11/20/2025 _x86_64_ (8 CPU) 17:11:18 LINUX RESTART (8 CPU) 05:12:02 PM CPU %user %nice %system %iowait %steal %idle 05:13:01 PM all 13.55 0.00 1.53 1.28 0.07 83.57 05:13:01 PM 0 8.56 0.00 0.69 0.17 0.09 90.50 05:13:01 PM 1 25.65 0.00 1.77 0.79 0.16 71.64 05:13:01 PM 2 9.20 0.00 1.02 0.75 0.08 88.95 05:13:01 PM 3 12.97 0.00 0.80 0.44 0.05 85.74 05:13:01 PM 4 9.31 0.00 0.87 4.09 0.03 85.69 05:13:01 PM 5 22.90 0.00 2.16 0.27 0.07 74.60 05:13:01 PM 6 16.33 0.00 1.65 1.36 0.05 80.61 05:13:01 PM 7 4.01 0.00 3.32 2.31 0.07 90.29 05:14:01 PM all 32.16 0.00 1.98 0.94 0.09 64.83 05:14:01 PM 0 43.86 0.00 1.12 0.20 0.10 54.71 05:14:01 PM 1 21.89 0.00 1.58 0.99 0.08 75.45 05:14:01 PM 2 36.92 0.00 1.48 0.59 0.10 60.92 05:14:01 PM 3 28.88 0.00 2.82 1.71 0.07 66.52 05:14:01 PM 4 33.50 0.00 2.64 0.27 0.10 63.50 05:14:01 PM 5 38.73 0.00 1.56 0.20 0.08 59.43 05:14:01 PM 6 28.82 0.00 2.70 2.10 0.10 66.28 05:14:01 PM 7 24.66 0.00 1.98 1.43 0.08 71.84 05:15:01 PM all 11.57 0.00 2.26 0.71 0.06 85.40 05:15:01 PM 0 9.54 0.00 2.06 0.52 0.07 87.81 05:15:01 PM 1 10.28 0.00 2.41 1.05 0.07 86.19 05:15:01 PM 2 8.79 0.00 3.10 1.12 0.05 86.94 05:15:01 PM 3 6.69 0.00 2.28 0.40 0.07 90.56 05:15:01 PM 4 18.08 0.00 2.38 1.29 0.07 78.18 05:15:01 PM 5 7.41 0.00 1.76 0.59 0.07 90.18 05:15:01 PM 6 5.64 0.00 1.96 0.23 0.05 92.12 05:15:01 PM 7 26.14 0.00 2.13 0.47 0.07 71.20 Average: all 19.13 0.00 1.93 0.97 0.08 77.90 Average: 0 20.76 0.00 1.29 0.30 0.08 77.57 Average: 1 19.13 0.00 1.92 0.95 0.10 77.90 Average: 2 18.34 0.00 1.87 0.82 0.08 78.89 Average: 3 16.18 0.00 1.97 0.85 0.06 80.93 Average: 4 20.33 0.00 1.97 1.88 0.07 75.76 Average: 5 23.00 0.00 1.82 0.35 0.07 74.75 Average: 6 16.93 0.00 2.11 1.23 0.07 79.67 Average: 7 18.34 0.00 2.47 1.40 0.07 77.72