---> uname -a: Linux prd-centos8-docker-8c-8g-211.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 995 28332 19 2562 30450 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:dc:91:3e brd ff:ff:ff:ff:ff:ff altname enp0s3 altname ens3 inet 10.30.107.80/23 brd 10.30.107.255 scope global dynamic noprefixroute eth0 valid_lft 86228sec preferred_lft 86228sec inet6 fe80::f816:3eff:fedc:913e/64 scope link valid_lft forever preferred_lft forever 3: docker0: mtu 1500 qdisc noqueue state DOWN group default link/ether 02:42:2f:56:3d:86 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) 12/17/2025 _x86_64_ (8 CPU) 04:41:32 LINUX RESTART (8 CPU) 04:42:01 AM tps rtps wtps bread/s bwrtn/s 04:43:01 AM 255.69 10.60 245.09 1371.37 8739.13 04:44:01 AM 255.08 17.86 237.22 3687.17 14553.03 Average: 255.39 14.23 241.16 2529.37 11646.32 04:42:01 AM kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 04:43:01 AM 29496228 31223532 3159484 9.68 2688 2047928 1457664 4.32 156660 2565928 214548 04:44:01 AM 29007620 31173140 3648092 11.17 2688 2477176 1461356 4.34 394280 2771484 200024 Average: 29251924 31198336 3403788 10.42 2688 2262552 1459510 4.33 275470 2668706 207286 04:42:01 AM IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 04:43:01 AM lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 04:43:01 AM eth0 268.12 182.15 1634.99 43.84 0.00 0.00 0.00 0.00 04:43:01 AM docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 04:44:01 AM lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 04:44:01 AM eth0 407.40 324.79 4883.32 61.43 0.00 0.00 0.00 0.00 04:44:01 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 337.77 253.48 3259.29 52.64 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) 12/17/2025 _x86_64_ (8 CPU) 04:41:32 LINUX RESTART (8 CPU) 04:42:01 AM CPU %user %nice %system %iowait %steal %idle 04:43:01 AM all 11.08 0.00 1.40 0.68 0.05 86.79 04:43:01 AM 0 9.80 0.00 1.77 2.46 0.07 85.90 04:43:01 AM 1 16.32 0.00 1.67 0.82 0.05 81.14 04:43:01 AM 2 4.97 0.00 0.74 0.08 0.05 94.16 04:43:01 AM 3 32.30 0.00 2.70 0.75 0.05 64.20 04:43:01 AM 4 3.33 0.00 0.64 0.00 0.07 95.97 04:43:01 AM 5 1.51 0.00 1.17 0.85 0.07 96.40 04:43:01 AM 6 14.16 0.00 2.02 0.15 0.03 83.64 04:43:01 AM 7 6.18 0.00 0.52 0.28 0.03 92.98 04:44:01 AM all 19.08 0.00 1.38 1.48 0.07 77.98 04:44:01 AM 0 12.41 0.00 1.22 2.02 0.07 84.28 04:44:01 AM 1 22.79 0.00 0.95 1.00 0.07 75.19 04:44:01 AM 2 19.64 0.00 1.81 1.24 0.08 77.24 04:44:01 AM 3 17.69 0.00 1.22 1.00 0.07 80.02 04:44:01 AM 4 21.29 0.00 2.06 2.49 0.07 74.10 04:44:01 AM 5 25.58 0.00 1.30 1.05 0.07 71.99 04:44:01 AM 6 18.75 0.00 1.47 1.42 0.07 78.29 04:44:01 AM 7 14.51 0.00 1.04 1.64 0.07 82.75 Average: all 15.08 0.00 1.39 1.08 0.06 82.39 Average: 0 11.11 0.00 1.50 2.24 0.07 85.09 Average: 1 19.55 0.00 1.31 0.91 0.06 78.17 Average: 2 12.30 0.00 1.27 0.66 0.07 85.70 Average: 3 25.00 0.00 1.96 0.88 0.06 72.10 Average: 4 12.32 0.00 1.35 1.25 0.07 85.03 Average: 5 13.55 0.00 1.24 0.95 0.07 84.19 Average: 6 16.45 0.00 1.75 0.79 0.05 80.96 Average: 7 10.35 0.00 0.78 0.96 0.05 87.87