---> uname -a: Linux prd-centos8-docker-8c-8g-2150.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 1091 26499 19 4299 30332 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:bd:cf:9f brd ff:ff:ff:ff:ff:ff altname enp0s3 altname ens3 inet 10.30.107.206/23 brd 10.30.107.255 scope global dynamic noprefixroute eth0 valid_lft 86122sec preferred_lft 86122sec inet6 fe80::f816:3eff:febd:cf9f/64 scope link valid_lft forever preferred_lft forever 3: docker0: mtu 1500 qdisc noqueue state DOWN group default link/ether 02:42:36:a2:dd:11 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::42:36ff:fea2:dd11/64 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) 12/30/2025 _x86_64_ (8 CPU) 02:29:06 LINUX RESTART (8 CPU) 02:30:02 AM tps rtps wtps bread/s bwrtn/s 02:31:01 AM 231.67 17.06 214.61 3282.58 12746.80 02:32:01 AM 151.82 3.98 147.84 1111.41 13286.75 02:33:01 AM 140.32 15.09 125.22 5490.84 28795.03 Average: 173.97 11.99 161.98 3295.20 18338.27 02:30:02 AM kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 02:31:01 AM 29011168 30915540 3644544 11.16 2688 2219788 1620476 4.81 189812 2981304 71932 02:32:01 AM 26771652 29769988 5884060 18.02 2688 3303728 2794852 8.29 306260 5063628 766980 02:33:01 AM 27089312 31003924 5566400 17.05 2688 4205132 1547740 4.59 744428 4259136 716248 Average: 27624044 30563151 5031668 15.41 2688 3242883 1987689 5.90 413500 4101356 518387 02:30:02 AM IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 02:31:01 AM lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 02:31:01 AM eth0 186.78 151.42 1644.27 44.96 0.00 0.00 0.00 0.00 02:31:01 AM docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 02:32:01 AM lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 02:32:01 AM eth0 1832.11 707.73 11301.62 64.23 0.00 0.00 0.00 0.00 02:32:01 AM docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 02:33:01 AM lo 11.71 11.71 1.26 1.26 0.00 0.00 0.00 0.00 02:33:01 AM eth0 136.17 103.50 1379.01 27.51 0.00 0.00 0.00 0.00 02:33:01 AM docker0 4.30 5.38 0.62 0.62 0.00 0.00 0.00 0.00 Average: lo 3.95 3.95 0.42 0.42 0.00 0.00 0.00 0.00 Average: eth0 724.23 322.76 4809.59 45.57 0.00 0.00 0.00 0.00 Average: docker0 1.45 1.81 0.21 0.21 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) 12/30/2025 _x86_64_ (8 CPU) 02:29:06 LINUX RESTART (8 CPU) 02:30:02 AM CPU %user %nice %system %iowait %steal %idle 02:31:01 AM all 13.83 0.00 1.34 0.77 0.06 83.99 02:31:01 AM 0 17.61 0.00 1.45 0.24 0.07 80.63 02:31:01 AM 1 13.59 0.00 1.57 0.97 0.09 83.78 02:31:01 AM 2 12.96 0.00 1.19 1.12 0.05 84.67 02:31:01 AM 3 27.20 0.00 2.52 0.88 0.09 69.31 02:31:01 AM 4 20.14 0.00 1.19 0.95 0.07 77.65 02:31:01 AM 5 5.46 0.00 0.81 0.29 0.05 93.38 02:31:01 AM 6 9.66 0.00 1.21 0.99 0.05 88.09 02:31:01 AM 7 4.04 0.00 0.79 0.69 0.03 94.44 02:32:01 AM all 28.40 0.00 1.93 0.53 0.09 69.06 02:32:01 AM 0 33.19 0.00 2.71 0.69 0.08 63.32 02:32:01 AM 1 38.38 0.00 1.53 0.50 0.10 59.49 02:32:01 AM 2 15.99 0.00 1.95 0.37 0.08 81.61 02:32:01 AM 3 31.97 0.00 2.42 1.71 0.08 63.81 02:32:01 AM 4 35.75 0.00 1.07 0.05 0.08 63.05 02:32:01 AM 5 13.54 0.00 1.73 0.08 0.08 84.56 02:32:01 AM 6 27.99 0.00 2.49 0.76 0.08 68.68 02:32:01 AM 7 30.40 0.00 1.52 0.05 0.08 67.95 02:33:01 AM all 22.73 0.30 3.12 1.04 0.08 72.73 02:33:01 AM 0 27.13 1.66 2.88 1.22 0.10 67.00 02:33:01 AM 1 21.99 0.00 2.99 1.44 0.08 73.50 02:33:01 AM 2 26.58 0.07 3.86 2.10 0.08 67.32 02:33:01 AM 3 25.98 0.59 3.39 1.38 0.08 68.58 02:33:01 AM 4 21.04 0.00 2.91 0.25 0.08 75.72 02:33:01 AM 5 13.88 0.02 2.79 0.29 0.07 82.96 02:33:01 AM 6 23.75 0.03 3.28 0.69 0.07 72.18 02:33:01 AM 7 21.50 0.05 2.82 0.94 0.08 74.61 Average: all 21.73 0.10 2.14 0.78 0.08 75.18 Average: 0 26.05 0.56 2.36 0.72 0.08 70.22 Average: 1 24.75 0.00 2.04 0.97 0.09 72.15 Average: 2 18.56 0.02 2.34 1.20 0.07 77.80 Average: 3 28.40 0.20 2.78 1.33 0.08 67.21 Average: 4 25.71 0.00 1.73 0.41 0.08 72.07 Average: 5 11.01 0.01 1.79 0.22 0.07 86.91 Average: 6 20.57 0.01 2.34 0.81 0.07 76.21 Average: 7 18.76 0.02 1.72 0.56 0.07 78.87