---> uname -a: Linux prd-centos8-docker-8c-8g-15295.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 989 28458 19 2442 30452 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:ea:e1 brd ff:ff:ff:ff:ff:ff altname enp0s3 altname ens3 inet 10.30.107.106/23 brd 10.30.107.255 scope global dynamic noprefixroute eth0 valid_lft 86130sec preferred_lft 86130sec inet6 fe80::f816:3eff:fe07:eae1/64 scope link valid_lft forever preferred_lft forever 3: docker0: mtu 1500 qdisc noqueue state DOWN group default link/ether 02:42:bd:1e:23:10 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) 11/26/2025 _x86_64_ (8 CPU) 05:17:23 LINUX RESTART (8 CPU) 05:18:01 AM tps rtps wtps bread/s bwrtn/s 05:19:01 AM 211.40 12.25 199.15 1899.23 7656.15 05:20:01 AM 183.92 2.88 181.04 952.59 10753.92 05:21:01 AM 96.13 1.58 94.55 393.34 7220.28 Average: 163.82 5.57 158.25 1081.71 8543.57 05:18:01 AM kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 05:19:01 AM 29573124 31246984 3082588 9.44 2688 1997792 1436956 4.26 139012 2514948 180276 05:20:01 AM 27648888 29510796 5006824 15.33 2688 2175648 3111372 9.23 199844 4324812 78456 05:21:01 AM 29176100 31197284 3479612 10.66 2688 2329908 1468644 4.36 231344 2752012 48820 Average: 28799371 30651688 3856341 11.81 2688 2167783 2005657 5.95 190067 3197257 102517 05:18:01 AM IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 05:19:01 AM lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 05:19:01 AM eth0 219.21 142.85 1346.17 36.50 0.00 0.00 0.00 0.00 05:19:01 AM docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 05:20:01 AM lo 1.05 1.05 0.12 0.12 0.00 0.00 0.00 0.00 05:20:01 AM eth0 210.01 190.45 1349.71 60.39 0.00 0.00 0.00 0.00 05:20:01 AM docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 05:21:01 AM lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 05:21:01 AM eth0 194.77 158.31 1556.97 37.21 0.00 0.00 0.00 0.00 05:21:01 AM docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 Average: lo 0.35 0.35 0.04 0.04 0.00 0.00 0.00 0.00 Average: eth0 208.00 163.88 1417.61 44.70 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) 11/26/2025 _x86_64_ (8 CPU) 05:17:23 LINUX RESTART (8 CPU) 05:18:01 AM CPU %user %nice %system %iowait %steal %idle 05:19:01 AM all 9.60 0.00 1.18 3.54 0.04 85.63 05:19:01 AM 0 15.00 0.00 1.14 0.73 0.05 83.08 05:19:01 AM 1 2.62 0.00 0.77 9.49 0.05 87.06 05:19:01 AM 2 11.06 0.00 1.12 10.11 0.05 77.66 05:19:01 AM 3 6.15 0.00 0.92 0.53 0.03 92.36 05:19:01 AM 4 9.51 0.00 1.37 3.73 0.03 85.36 05:19:01 AM 5 16.20 0.00 2.14 2.89 0.05 78.72 05:19:01 AM 6 9.73 0.00 1.52 0.77 0.07 87.92 05:19:01 AM 7 6.58 0.00 0.45 0.07 0.02 92.89 05:20:01 AM all 29.74 0.00 1.38 0.65 0.08 68.15 05:20:01 AM 0 31.69 0.00 0.95 0.05 0.08 67.22 05:20:01 AM 1 29.46 0.00 1.02 0.47 0.10 68.96 05:20:01 AM 2 23.16 0.00 0.87 0.90 0.07 75.00 05:20:01 AM 3 30.97 0.00 1.60 0.32 0.08 67.03 05:20:01 AM 4 21.88 0.00 1.87 0.64 0.08 75.52 05:20:01 AM 5 31.53 0.00 2.39 1.17 0.08 64.83 05:20:01 AM 6 35.43 0.00 1.30 1.07 0.07 62.13 05:20:01 AM 7 33.79 0.00 1.05 0.58 0.07 64.51 05:21:01 AM all 39.96 0.00 1.81 0.32 0.09 57.83 05:21:01 AM 0 40.45 0.00 1.18 0.00 0.08 58.28 05:21:01 AM 1 30.82 0.00 2.01 0.30 0.08 66.79 05:21:01 AM 2 37.04 0.00 2.36 0.65 0.10 59.85 05:21:01 AM 3 52.61 0.00 2.24 0.58 0.08 44.48 05:21:01 AM 4 26.72 0.00 1.87 0.02 0.08 71.30 05:21:01 AM 5 51.26 0.00 2.03 0.50 0.08 46.13 05:21:01 AM 6 42.48 0.00 1.69 0.43 0.08 55.32 05:21:01 AM 7 38.26 0.00 1.12 0.07 0.08 60.47 Average: all 26.43 0.00 1.46 1.50 0.07 70.54 Average: 0 29.05 0.00 1.09 0.26 0.07 69.53 Average: 1 20.97 0.00 1.26 3.42 0.08 74.27 Average: 2 23.75 0.00 1.45 3.89 0.07 70.84 Average: 3 29.91 0.00 1.59 0.48 0.07 67.95 Average: 4 19.37 0.00 1.71 1.46 0.07 77.40 Average: 5 32.99 0.00 2.18 1.52 0.07 63.24 Average: 6 29.21 0.00 1.50 0.76 0.07 68.45 Average: 7 26.21 0.00 0.87 0.24 0.06 72.62