---> uname -a: Linux prd-centos8-docker-8c-8g-13974.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 1019 26638 19 4232 30418 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:8c:a8:44 brd ff:ff:ff:ff:ff:ff altname enp0s3 altname ens3 inet 10.30.107.252/23 brd 10.30.107.255 scope global dynamic noprefixroute eth0 valid_lft 86188sec preferred_lft 86188sec inet6 fe80::f816:3eff:fe8c:a844/64 scope link valid_lft forever preferred_lft forever 3: docker0: mtu 1500 qdisc noqueue state DOWN group default link/ether 02:42:db:c8:dc:b0 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) 11/20/2025 _x86_64_ (8 CPU) 04:45:21 LINUX RESTART (8 CPU) 04:46:01 AM tps rtps wtps bread/s bwrtn/s 04:47:01 AM 130.87 5.15 125.72 1950.15 10252.65 04:48:01 AM 311.08 13.18 297.90 1391.94 27747.43 Average: 220.98 9.16 211.81 1671.04 19000.04 04:46:01 AM kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 04:47:01 AM 29376968 31188908 3278744 10.04 2688 2129180 2025700 6.01 151576 2666592 99540 04:48:01 AM 27305016 31164892 5350696 16.39 2688 4163244 1474200 4.37 343936 4496344 1361668 Average: 28340992 31176900 4314720 13.21 2688 3146212 1749950 5.19 247756 3581468 730604 04:46:01 AM IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 04:47:01 AM lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 04:47:01 AM eth0 152.48 132.07 1153.65 48.91 0.00 0.00 0.00 0.00 04:47:01 AM docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 04:48:01 AM lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 04:48:01 AM eth0 683.89 470.71 13117.74 66.76 0.00 0.00 0.00 0.00 04:48:01 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 418.19 301.39 7135.69 57.84 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) 11/20/2025 _x86_64_ (8 CPU) 04:45:21 LINUX RESTART (8 CPU) 04:46:01 AM CPU %user %nice %system %iowait %steal %idle 04:47:01 AM all 7.26 0.00 0.87 0.48 0.05 91.34 04:47:01 AM 0 2.62 0.00 0.25 0.07 0.07 96.99 04:47:01 AM 1 10.49 0.00 1.66 1.12 0.08 86.65 04:47:01 AM 2 9.77 0.00 0.87 0.60 0.05 88.71 04:47:01 AM 3 9.72 0.00 0.94 0.74 0.05 88.55 04:47:01 AM 4 3.64 0.00 0.38 0.20 0.03 95.74 04:47:01 AM 5 18.64 0.00 2.07 0.55 0.05 78.70 04:47:01 AM 6 0.57 0.00 0.23 0.00 0.03 99.17 04:47:01 AM 7 2.62 0.00 0.57 0.53 0.03 96.24 04:48:01 AM all 15.30 0.00 1.69 1.26 0.07 81.68 04:48:01 AM 0 15.18 0.00 1.41 0.84 0.08 82.49 04:48:01 AM 1 13.10 0.00 1.41 2.29 0.08 83.12 04:48:01 AM 2 10.82 0.00 1.62 2.39 0.05 85.11 04:48:01 AM 3 13.24 0.00 2.06 0.52 0.07 84.11 04:48:01 AM 4 20.94 0.00 2.37 0.80 0.07 75.82 04:48:01 AM 5 18.32 0.00 1.60 0.55 0.08 79.45 04:48:01 AM 6 16.84 0.00 1.46 1.16 0.10 80.45 04:48:01 AM 7 13.95 0.00 1.57 1.56 0.05 82.88 Average: all 11.28 0.00 1.28 0.87 0.06 86.52 Average: 0 8.90 0.00 0.83 0.45 0.08 89.75 Average: 1 11.79 0.00 1.53 1.71 0.08 84.89 Average: 2 10.29 0.00 1.24 1.50 0.05 86.92 Average: 3 11.48 0.00 1.50 0.63 0.06 86.34 Average: 4 12.28 0.00 1.38 0.50 0.05 85.79 Average: 5 18.48 0.00 1.84 0.55 0.07 79.07 Average: 6 8.69 0.00 0.84 0.58 0.07 89.82 Average: 7 8.28 0.00 1.07 1.04 0.04 89.56