---> uname -a: Linux prd-centos8-docker-8c-8g-0.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 1080 26525 19 4284 30344 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:20:a6:cb brd ff:ff:ff:ff:ff:ff altname enp0s3 altname ens3 inet 10.30.107.100/23 brd 10.30.107.255 scope global dynamic noprefixroute eth0 valid_lft 86119sec preferred_lft 86119sec inet6 fe80::f816:3eff:fe20:a6cb/64 scope link valid_lft forever preferred_lft forever 3: docker0: mtu 1500 qdisc noqueue state DOWN group default link/ether 02:42:7d:4a:39:3e 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::42:7dff:fe4a:393e/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) 12/18/2025 _x86_64_ (8 CPU) 03:07:27 LINUX RESTART (8 CPU) 03:08:01 AM tps rtps wtps bread/s bwrtn/s 03:09:01 AM 167.48 14.61 152.87 3099.77 9576.56 03:10:01 AM 204.10 6.20 197.90 1192.54 15890.17 03:11:01 AM 129.90 14.99 114.91 5409.70 29928.29 03:12:01 AM 76.46 1.02 75.45 130.60 25545.64 Average: 144.48 9.20 135.28 2458.18 20235.79 03:08:01 AM kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 03:09:01 AM 29266308 31097708 3389396 10.38 2688 2150128 1582160 4.69 151360 2783716 132748 03:10:01 AM 27657568 29871948 4998136 15.31 2688 2527036 2635648 7.82 262320 4249384 56400 03:11:01 AM 26718216 30024848 5937488 18.18 2688 3602588 2430252 7.21 509296 4877224 131516 03:12:01 AM 27157260 31066408 5498444 16.84 2688 4199300 1537284 4.56 881884 4056836 18360 Average: 27699838 30515228 4955866 15.18 2688 3119763 2046336 6.07 451215 3991790 84756 03:08:01 AM IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 03:09:01 AM lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 03:09:01 AM eth0 120.61 91.74 1359.10 35.36 0.00 0.00 0.00 0.00 03:09:01 AM docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 03:10:01 AM lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 03:10:01 AM eth0 450.48 349.60 5513.56 43.88 0.00 0.00 0.00 0.00 03:10:01 AM docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 03:11:01 AM lo 12.31 12.31 1.29 1.29 0.00 0.00 0.00 0.00 03:11:01 AM eth0 1478.11 398.02 6779.86 40.62 0.00 0.00 0.00 0.00 03:11:01 AM docker0 4.36 5.48 0.62 0.63 0.00 0.00 0.00 0.00 03:12:01 AM lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 03:12:01 AM eth0 142.18 159.55 1273.16 1259.25 0.00 0.00 0.00 0.00 03:12:01 AM docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 Average: lo 3.08 3.08 0.32 0.32 0.00 0.00 0.00 0.00 Average: eth0 547.87 249.73 3731.45 344.80 0.00 0.00 0.00 0.00 Average: docker0 1.09 1.37 0.16 0.16 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) 12/18/2025 _x86_64_ (8 CPU) 03:07:27 LINUX RESTART (8 CPU) 03:08:01 AM CPU %user %nice %system %iowait %steal %idle 03:09:01 AM all 11.34 0.00 1.06 0.46 0.05 87.09 03:09:01 AM 0 9.52 0.00 0.78 0.15 0.07 89.48 03:09:01 AM 1 5.68 0.00 0.92 0.95 0.05 92.40 03:09:01 AM 2 20.55 0.00 1.75 0.83 0.05 76.81 03:09:01 AM 3 21.63 0.00 1.50 0.13 0.05 76.68 03:09:01 AM 4 13.93 0.00 1.44 0.58 0.03 84.02 03:09:01 AM 5 8.89 0.00 0.75 0.22 0.05 90.09 03:09:01 AM 6 0.77 0.00 0.27 0.13 0.03 98.80 03:09:01 AM 7 9.76 0.00 1.08 0.63 0.05 88.47 03:10:01 AM all 29.30 0.00 1.26 0.60 0.08 68.76 03:10:01 AM 0 42.77 0.00 1.15 0.62 0.07 55.39 03:10:01 AM 1 11.18 0.00 1.50 1.35 0.08 85.88 03:10:01 AM 2 26.62 0.00 1.05 0.42 0.08 71.83 03:10:01 AM 3 37.49 0.00 0.94 0.48 0.08 61.00 03:10:01 AM 4 21.09 0.00 1.02 0.58 0.08 77.22 03:10:01 AM 5 37.26 0.00 2.41 1.05 0.07 59.21 03:10:01 AM 6 39.83 0.00 0.84 0.08 0.07 59.18 03:10:01 AM 7 18.17 0.00 1.17 0.23 0.07 80.36 03:11:01 AM all 17.20 0.26 3.28 2.05 0.11 77.09 03:11:01 AM 0 21.28 0.02 3.07 0.69 0.13 74.81 03:11:01 AM 1 15.78 0.00 3.63 0.67 0.13 79.77 03:11:01 AM 2 17.38 0.00 3.40 4.75 0.10 74.37 03:11:01 AM 3 16.81 0.07 2.90 1.03 0.08 79.10 03:11:01 AM 4 14.72 0.02 3.30 3.10 0.15 78.71 03:11:01 AM 5 19.57 0.03 3.72 2.60 0.10 73.97 03:11:01 AM 6 14.23 0.10 3.22 1.49 0.10 80.86 03:11:01 AM 7 17.85 1.85 3.01 2.07 0.10 75.11 03:12:01 AM all 15.06 0.03 1.89 0.50 0.06 82.45 03:12:01 AM 0 13.08 0.00 1.54 0.28 0.07 85.03 03:12:01 AM 1 26.94 0.00 2.94 0.64 0.07 69.41 03:12:01 AM 2 9.40 0.27 1.71 0.90 0.07 87.65 03:12:01 AM 3 20.72 0.00 1.98 0.40 0.07 76.83 03:12:01 AM 4 14.98 0.00 1.72 0.60 0.07 82.62 03:12:01 AM 5 15.35 0.00 1.98 1.14 0.05 81.48 03:12:01 AM 6 12.20 0.00 2.01 0.03 0.07 85.69 03:12:01 AM 7 7.79 0.00 1.29 0.00 0.03 90.89 Average: all 18.23 0.07 1.87 0.90 0.07 78.85 Average: 0 21.66 0.00 1.63 0.44 0.08 76.19 Average: 1 14.89 0.00 2.25 0.90 0.08 81.87 Average: 2 18.49 0.07 1.98 1.72 0.08 77.67 Average: 3 24.19 0.02 1.83 0.51 0.07 73.39 Average: 4 16.18 0.00 1.87 1.21 0.08 80.65 Average: 5 20.27 0.01 2.21 1.25 0.07 76.20 Average: 6 16.76 0.03 1.58 0.43 0.07 81.14 Average: 7 13.38 0.46 1.64 0.73 0.06 83.73