---> uname -a: Linux prd-centos8-docker-8c-8g-2478.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 1021 28366 19 2502 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:1b:65:49 brd ff:ff:ff:ff:ff:ff altname enp0s3 altname ens3 inet 10.30.106.161/23 brd 10.30.107.255 scope global dynamic noprefixroute eth0 valid_lft 86149sec preferred_lft 86149sec inet6 fe80::f816:3eff:fe1b:6549/64 scope link valid_lft forever preferred_lft forever 3: docker0: mtu 1500 qdisc noqueue state DOWN group default link/ether 02:42:a6:1e:5b:09 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) 01/01/2026 _x86_64_ (8 CPU) 05:17:37 LINUX RESTART (8 CPU) 05:18:02 AM tps rtps wtps bread/s bwrtn/s 05:19:01 AM 171.11 11.74 159.36 2188.37 6346.72 05:20:01 AM 199.50 3.56 195.94 885.56 11116.21 05:21:01 AM 106.00 1.63 104.37 393.87 7671.21 Average: 158.80 5.61 153.19 1150.09 8389.66 05:18:02 AM kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 05:19:01 AM 29531364 31291916 3124340 9.57 2688 2079736 1369056 4.06 163184 2518492 225824 05:20:01 AM 27698112 29625592 4957592 15.18 2688 2239500 3574572 10.61 228848 4239336 88520 05:21:01 AM 29111752 31202356 3543952 10.85 2688 2397336 1437384 4.26 260912 2779136 51468 Average: 28780409 30706621 3875295 11.87 2688 2238857 2127004 6.31 217648 3178988 121937 05:18:02 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 79.80 58.18 1166.73 17.94 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 254.94 229.95 1810.92 56.81 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 183.16 159.63 1567.44 35.48 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 173.16 149.77 1517.01 36.85 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) 01/01/2026 _x86_64_ (8 CPU) 05:17:37 LINUX RESTART (8 CPU) 05:18:02 AM CPU %user %nice %system %iowait %steal %idle 05:19:01 AM all 10.63 0.00 0.94 0.39 0.05 87.99 05:19:01 AM 0 13.87 0.00 1.05 0.14 0.07 84.88 05:19:01 AM 1 30.00 0.00 1.92 0.80 0.05 67.23 05:19:01 AM 2 0.41 0.00 0.25 0.10 0.07 99.17 05:19:01 AM 3 30.74 0.00 2.73 0.51 0.05 65.97 05:19:01 AM 4 1.71 0.00 0.22 0.08 0.02 97.96 05:19:01 AM 5 2.97 0.00 0.31 0.03 0.05 96.64 05:19:01 AM 6 4.57 0.00 0.78 0.95 0.03 93.66 05:19:01 AM 7 0.71 0.00 0.25 0.51 0.07 98.45 05:20:01 AM all 30.22 0.00 1.49 0.49 0.08 67.72 05:20:01 AM 0 38.34 0.00 1.52 0.18 0.10 59.86 05:20:01 AM 1 29.18 0.00 1.79 0.62 0.07 68.35 05:20:01 AM 2 33.26 0.00 1.02 0.27 0.08 65.37 05:20:01 AM 3 17.68 0.00 1.92 1.10 0.08 79.21 05:20:01 AM 4 30.71 0.00 1.42 0.43 0.10 67.33 05:20:01 AM 5 40.08 0.00 1.59 0.70 0.08 57.55 05:20:01 AM 6 16.68 0.00 1.17 0.37 0.07 81.72 05:20:01 AM 7 35.82 0.00 1.45 0.23 0.08 62.41 05:21:01 AM all 39.92 0.00 1.64 0.31 0.08 58.05 05:21:01 AM 0 41.21 0.00 1.64 0.07 0.08 57.00 05:21:01 AM 1 39.37 0.00 1.77 0.30 0.10 58.46 05:21:01 AM 2 55.44 0.00 2.10 0.50 0.10 41.85 05:21:01 AM 3 34.77 0.00 1.19 0.30 0.07 63.67 05:21:01 AM 4 43.16 0.00 1.50 0.42 0.08 54.84 05:21:01 AM 5 38.26 0.00 1.82 0.42 0.08 59.42 05:21:01 AM 6 33.22 0.00 1.50 0.12 0.07 65.09 05:21:01 AM 7 33.90 0.00 1.57 0.33 0.07 64.13 Average: all 27.01 0.00 1.36 0.40 0.07 71.17 Average: 0 31.23 0.00 1.41 0.13 0.08 67.16 Average: 1 32.86 0.00 1.82 0.57 0.07 64.67 Average: 2 29.87 0.00 1.13 0.29 0.08 68.62 Average: 3 27.71 0.00 1.94 0.64 0.07 69.64 Average: 4 25.31 0.00 1.05 0.31 0.07 73.25 Average: 5 27.23 0.00 1.24 0.39 0.07 71.06 Average: 6 18.23 0.00 1.15 0.48 0.06 80.08 Average: 7 23.60 0.00 1.10 0.36 0.07 74.87