---> uname -a: Linux prd-centos8-docker-8c-8g-5176.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 1063 26528 19 4298 30361 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:04:59:e7 brd ff:ff:ff:ff:ff:ff altname enp0s3 altname ens3 inet 10.30.107.4/23 brd 10.30.107.255 scope global dynamic noprefixroute eth0 valid_lft 86120sec preferred_lft 86120sec inet6 fe80::f816:3eff:fe04:59e7/64 scope link valid_lft forever preferred_lft forever 3: docker0: mtu 1500 qdisc noqueue state DOWN group default link/ether 02:42:81:a6:fa:d1 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::42:81ff:fea6:fad1/64 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) 02/04/2026 _x86_64_ (8 CPU) 02:28:22 LINUX RESTART (8 CPU) 02:29:01 AM tps rtps wtps bread/s bwrtn/s 02:30:01 AM 174.35 14.66 159.69 3101.35 9755.82 02:31:01 AM 216.49 4.20 212.30 887.70 12969.34 02:32:01 AM 136.68 16.97 119.71 5815.36 33712.94 02:33:01 AM 83.24 1.08 82.16 130.49 25612.06 Average: 152.69 9.23 143.46 2483.84 20513.54 02:29:01 AM kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 02:30:01 AM 29320260 31166796 3335452 10.21 2688 2164868 2018588 5.99 180624 2699128 149844 02:31:01 AM 27814032 30041044 4841680 14.83 2688 2538348 2768620 8.21 247836 4102300 159616 02:32:01 AM 26320360 29727048 6335352 19.40 2688 3700768 2822264 8.37 512036 5263844 205380 02:33:01 AM 27105716 31030036 5549996 17.00 2688 4213848 1608548 4.77 883992 4100720 8348 Average: 27640092 30491231 5015620 15.36 2688 3154458 2304505 6.84 456122 4041498 130797 02:29:01 AM IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 02:30:01 AM lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 02:30:01 AM eth0 127.88 99.62 1534.24 34.08 0.00 0.00 0.00 0.00 02:30:01 AM docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 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 472.18 363.28 5590.30 45.89 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 11.78 11.78 1.26 1.26 0.00 0.00 0.00 0.00 02:32:01 AM eth0 1310.91 470.23 7639.84 48.71 0.00 0.00 0.00 0.00 02:32:01 AM docker0 4.28 5.45 0.61 0.63 0.00 0.00 0.00 0.00 02:33:01 AM lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 02:33:01 AM eth0 82.37 100.82 199.65 1247.35 0.00 0.00 0.00 0.00 02:33:01 AM docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 Average: lo 2.94 2.94 0.31 0.31 0.00 0.00 0.00 0.00 Average: eth0 498.38 258.50 3741.26 344.01 0.00 0.00 0.00 0.00 Average: docker0 1.07 1.36 0.15 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) 02/04/2026 _x86_64_ (8 CPU) 02:28:22 LINUX RESTART (8 CPU) 02:29:01 AM CPU %user %nice %system %iowait %steal %idle 02:30:01 AM all 12.37 0.00 1.26 0.65 0.05 85.66 02:30:01 AM 0 20.67 0.00 1.35 0.48 0.07 77.43 02:30:01 AM 1 8.29 0.00 1.04 1.04 0.05 89.59 02:30:01 AM 2 6.56 0.00 0.94 0.84 0.07 91.60 02:30:01 AM 3 19.22 0.00 2.22 0.47 0.05 78.03 02:30:01 AM 4 14.60 0.00 1.40 1.07 0.05 82.88 02:30:01 AM 5 4.01 0.00 0.75 0.40 0.05 94.78 02:30:01 AM 6 14.11 0.00 1.09 0.30 0.05 84.45 02:30:01 AM 7 11.48 0.00 1.32 0.64 0.05 86.51 02:31:01 AM all 24.76 0.00 1.16 0.74 0.08 73.26 02:31:01 AM 0 33.33 0.00 0.74 0.34 0.08 65.50 02:31:01 AM 1 30.91 0.00 2.00 0.99 0.08 66.01 02:31:01 AM 2 21.49 0.00 0.79 0.29 0.08 77.35 02:31:01 AM 3 14.67 0.00 1.17 0.83 0.10 83.24 02:31:01 AM 4 24.97 0.00 1.47 1.47 0.10 71.98 02:31:01 AM 5 22.78 0.00 1.10 1.08 0.07 74.96 02:31:01 AM 6 23.13 0.00 1.06 0.62 0.07 75.13 02:31:01 AM 7 26.75 0.00 0.98 0.29 0.08 71.90 02:32:01 AM all 21.40 0.23 2.89 1.45 0.08 73.94 02:32:01 AM 0 24.34 0.00 2.91 0.56 0.10 72.10 02:32:01 AM 1 25.70 0.08 3.03 3.30 0.10 67.78 02:32:01 AM 2 17.44 0.02 3.55 2.84 0.08 76.07 02:32:01 AM 3 26.12 0.03 3.28 1.23 0.07 69.27 02:32:01 AM 4 15.44 0.12 2.76 1.28 0.07 80.34 02:32:01 AM 5 24.20 0.02 2.73 0.07 0.08 72.91 02:32:01 AM 6 19.18 0.00 2.41 1.04 0.07 77.29 02:32:01 AM 7 18.81 1.60 2.48 1.30 0.08 75.73 02:33:01 AM all 14.42 0.04 1.68 0.87 0.05 82.95 02:33:01 AM 0 6.39 0.00 1.47 0.02 0.05 92.07 02:33:01 AM 1 22.75 0.28 1.84 3.24 0.05 71.83 02:33:01 AM 2 12.91 0.00 2.16 0.23 0.03 84.66 02:33:01 AM 3 13.97 0.00 1.82 0.15 0.05 84.00 02:33:01 AM 4 21.77 0.00 2.17 0.97 0.05 75.04 02:33:01 AM 5 13.30 0.00 1.27 0.03 0.05 85.35 02:33:01 AM 6 13.58 0.00 1.24 2.29 0.05 82.85 02:33:01 AM 7 10.67 0.00 1.46 0.00 0.05 87.82 Average: all 18.22 0.07 1.75 0.93 0.07 78.97 Average: 0 21.15 0.00 1.62 0.35 0.08 76.81 Average: 1 21.89 0.09 1.97 2.14 0.07 73.83 Average: 2 14.58 0.00 1.86 1.05 0.07 82.44 Average: 3 18.49 0.01 2.13 0.67 0.07 78.64 Average: 4 19.18 0.03 1.95 1.20 0.07 77.58 Average: 5 16.04 0.00 1.46 0.40 0.06 82.04 Average: 6 17.49 0.00 1.45 1.06 0.06 79.94 Average: 7 16.90 0.40 1.56 0.55 0.07 80.52