---> uname -a: Linux prd-centos8-docker-8c-8g-3568.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 994 28437 19 2458 30446 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:5b:50:b6 brd ff:ff:ff:ff:ff:ff altname enp0s3 altname ens3 inet 10.30.107.210/23 brd 10.30.107.255 scope global dynamic noprefixroute eth0 valid_lft 86157sec preferred_lft 86157sec inet6 fe80::f816:3eff:fe5b:50b6/64 scope link valid_lft forever preferred_lft forever 3: docker0: mtu 1500 qdisc noqueue state DOWN group default link/ether 02:42:12:b4:e5:0d 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) 01/28/2026 _x86_64_ (8 CPU) 05:17:31 LINUX RESTART (8 CPU) 05:18:01 AM tps rtps wtps bread/s bwrtn/s 05:19:01 AM 138.24 2.83 135.41 367.14 9353.07 05:20:01 AM 204.91 3.43 201.48 998.70 9621.12 05:21:01 AM 79.92 0.90 79.02 42.39 6594.37 Average: 141.03 2.39 138.64 469.44 8522.87 05:18:01 AM kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 05:19:01 AM 28776756 30520312 3878956 11.88 2688 2061612 2186544 6.49 154028 3267320 137132 05:20:01 AM 27663152 29622524 4992560 15.29 2688 2269596 2840176 8.43 217756 4278524 85356 05:21:01 AM 29135580 31190612 3520132 10.78 2688 2361376 1444624 4.29 409440 2611424 41472 Average: 28525163 30444483 4130549 12.65 2688 2230861 2157115 6.40 260408 3385756 87987 05:18:01 AM IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 05:19:01 AM lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 05:19:01 AM eth0 152.82 129.13 1405.36 45.39 0.00 0.00 0.00 0.00 05:19:01 AM docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 05:20:01 AM lo 1.05 1.05 0.12 0.12 0.00 0.00 0.00 0.00 05:20:01 AM eth0 253.67 221.01 2338.57 42.51 0.00 0.00 0.00 0.00 05:20:01 AM docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 05:21:01 AM lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 05:21:01 AM eth0 180.01 177.24 806.35 171.44 0.00 0.00 0.00 0.00 05:21:01 AM docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 Average: lo 0.35 0.35 0.04 0.04 0.00 0.00 0.00 0.00 Average: eth0 195.51 175.80 1516.81 86.44 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) 01/28/2026 _x86_64_ (8 CPU) 05:17:31 LINUX RESTART (8 CPU) 05:18:01 AM CPU %user %nice %system %iowait %steal %idle 05:19:01 AM all 13.02 0.00 1.07 0.80 0.05 85.06 05:19:01 AM 0 9.03 0.00 0.75 0.53 0.07 89.62 05:19:01 AM 1 22.24 0.00 1.92 1.10 0.07 74.67 05:19:01 AM 2 10.90 0.00 1.19 1.85 0.03 86.03 05:19:01 AM 3 18.61 0.00 1.37 2.00 0.05 77.97 05:19:01 AM 4 10.88 0.00 0.90 0.25 0.03 87.93 05:19:01 AM 5 15.47 0.00 1.24 0.12 0.05 83.12 05:19:01 AM 6 8.09 0.00 0.28 0.13 0.07 91.42 05:19:01 AM 7 8.92 0.00 0.94 0.37 0.05 89.73 05:20:01 AM all 39.01 0.00 1.63 0.90 0.10 58.36 05:20:01 AM 0 30.03 0.00 1.25 0.35 0.10 68.27 05:20:01 AM 1 51.34 0.00 1.76 0.45 0.08 46.37 05:20:01 AM 2 38.85 0.00 1.87 2.02 0.12 57.14 05:20:01 AM 3 33.30 0.00 1.67 1.51 0.10 63.42 05:20:01 AM 4 28.77 0.00 1.54 0.42 0.10 69.18 05:20:01 AM 5 49.90 0.00 1.87 1.10 0.08 47.04 05:20:01 AM 6 39.12 0.00 1.77 0.94 0.10 58.08 05:20:01 AM 7 40.79 0.00 1.27 0.45 0.08 57.41 05:21:01 AM all 29.41 0.00 1.48 0.25 0.08 68.78 05:21:01 AM 0 30.49 0.00 1.77 0.15 0.08 67.51 05:21:01 AM 1 34.90 0.00 1.47 0.33 0.08 63.22 05:21:01 AM 2 24.78 0.00 1.19 0.17 0.08 73.78 05:21:01 AM 3 23.61 0.00 1.37 0.62 0.08 74.32 05:21:01 AM 4 28.55 0.00 1.09 0.10 0.07 70.19 05:21:01 AM 5 31.91 0.00 2.06 0.17 0.08 65.79 05:21:01 AM 6 30.66 0.00 1.42 0.42 0.08 67.42 05:21:01 AM 7 30.39 0.00 1.49 0.07 0.07 67.99 Average: all 27.14 0.00 1.39 0.65 0.08 70.74 Average: 0 23.18 0.00 1.26 0.35 0.08 75.13 Average: 1 36.15 0.00 1.71 0.63 0.08 61.43 Average: 2 24.83 0.00 1.41 1.35 0.08 72.33 Average: 3 25.17 0.00 1.47 1.38 0.08 71.91 Average: 4 22.73 0.00 1.18 0.26 0.07 75.77 Average: 5 32.42 0.00 1.72 0.46 0.07 65.33 Average: 6 25.96 0.00 1.16 0.50 0.08 72.30 Average: 7 26.70 0.00 1.23 0.30 0.07 71.71