---> uname -a: Linux prd-centos8-docker-8c-8g-48091.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 1045 27306 19 3539 30389 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:ba:0e:aa brd ff:ff:ff:ff:ff:ff altname enp0s3 altname ens3 inet 10.30.106.112/23 brd 10.30.107.255 scope global dynamic noprefixroute eth0 valid_lft 86156sec preferred_lft 86156sec inet6 fe80::f816:3eff:feba:eaa/64 scope link valid_lft forever preferred_lft forever 3: docker0: mtu 1500 qdisc noqueue state DOWN group default link/ether 02:42:7b:5f:88:22 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::42:7bff:fe5f:8822/64 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) 09/22/2025 _x86_64_ (8 CPU) 17:11:21 LINUX RESTART (8 CPU) 05:12:01 PM tps rtps wtps bread/s bwrtn/s 05:13:01 PM 220.44 14.78 205.66 3208.53 11793.35 05:14:01 PM 421.56 6.17 415.40 1202.07 19592.90 05:15:01 PM 148.17 1.42 146.75 428.79 37552.13 Average: 263.38 7.45 255.93 1613.15 22979.65 05:12:01 PM kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 05:13:01 PM 28889412 30822024 3766300 11.53 2688 2248224 1805312 5.36 162428 3137460 202560 05:14:01 PM 27366020 29866572 5289692 16.20 2688 2806812 2482056 7.36 463104 4315960 261728 05:15:01 PM 28002724 31158116 4652988 14.25 2688 3455536 1456996 4.32 801536 3321100 100704 Average: 28086052 30615571 4569660 13.99 2688 2836857 1914788 5.68 475689 3591507 188331 05:12:01 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 237.42 199.33 2577.05 46.65 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 563.44 459.46 7244.82 60.11 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 387.42 364.28 3354.18 2367.88 0.00 0.00 0.00 0.00 05:15:01 PM docker0 5.96 13.85 0.47 243.62 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 396.08 341.02 4391.85 824.92 0.00 0.00 0.00 0.00 Average: docker0 1.99 4.62 0.16 81.21 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) 09/22/2025 _x86_64_ (8 CPU) 17:11:21 LINUX RESTART (8 CPU) 05:12:01 PM CPU %user %nice %system %iowait %steal %idle 05:13:01 PM all 13.20 0.00 1.17 0.87 0.06 84.69 05:13:01 PM 0 5.07 0.00 0.60 0.38 0.07 93.87 05:13:01 PM 1 19.51 0.00 1.72 1.15 0.07 77.56 05:13:01 PM 2 10.67 0.00 0.43 0.22 0.07 88.61 05:13:01 PM 3 19.95 0.00 1.57 1.35 0.05 77.08 05:13:01 PM 4 19.12 0.00 2.14 1.94 0.05 76.75 05:13:01 PM 5 6.79 0.00 0.70 0.25 0.05 92.21 05:13:01 PM 6 20.59 0.00 1.52 0.63 0.05 77.21 05:13:01 PM 7 3.91 0.00 0.70 1.07 0.07 94.25 05:14:01 PM all 32.40 0.00 1.83 1.18 0.09 64.50 05:14:01 PM 0 31.95 0.00 2.46 0.94 0.10 64.55 05:14:01 PM 1 26.35 0.00 1.19 1.09 0.07 71.30 05:14:01 PM 2 34.91 0.00 3.02 1.96 0.10 60.00 05:14:01 PM 3 43.71 0.00 1.24 0.62 0.12 54.32 05:14:01 PM 4 29.03 0.00 1.49 0.72 0.10 68.66 05:14:01 PM 5 39.34 0.00 2.55 2.85 0.10 55.16 05:14:01 PM 6 21.68 0.00 1.38 1.11 0.07 75.77 05:14:01 PM 7 32.20 0.00 1.34 0.12 0.08 66.26 05:15:01 PM all 11.90 0.00 2.67 0.59 0.07 84.77 05:15:01 PM 0 6.38 0.00 2.58 0.02 0.07 90.96 05:15:01 PM 1 12.90 0.00 2.38 0.67 0.07 83.98 05:15:01 PM 2 14.63 0.00 2.95 0.87 0.07 81.47 05:15:01 PM 3 22.40 0.00 2.82 0.69 0.05 74.04 05:15:01 PM 4 4.96 0.00 2.35 0.66 0.07 91.97 05:15:01 PM 5 13.12 0.00 2.72 0.29 0.07 83.81 05:15:01 PM 6 9.72 0.00 2.99 1.41 0.08 85.79 05:15:01 PM 7 11.10 0.00 2.60 0.12 0.07 86.12 Average: all 19.16 0.00 1.89 0.88 0.07 77.99 Average: 0 14.46 0.00 1.88 0.45 0.08 83.14 Average: 1 19.59 0.00 1.76 0.97 0.07 77.61 Average: 2 20.05 0.00 2.13 1.02 0.08 76.72 Average: 3 28.68 0.00 1.87 0.89 0.07 68.48 Average: 4 17.71 0.00 1.99 1.11 0.07 79.12 Average: 5 19.73 0.00 1.99 1.13 0.07 77.07 Average: 6 17.34 0.00 1.96 1.05 0.07 79.59 Average: 7 15.73 0.00 1.55 0.44 0.07 82.22