---> uname -a: Linux prd-centos8-docker-8c-8g-21.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 1006 28361 19 2522 30435 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:1f:a3:a8 brd ff:ff:ff:ff:ff:ff altname enp0s3 altname ens3 inet 10.30.106.138/23 brd 10.30.107.255 scope global dynamic noprefixroute eth0 valid_lft 86140sec preferred_lft 86140sec inet6 fe80::f816:3eff:fe1f:a3a8/64 scope link valid_lft forever preferred_lft forever 3: docker0: mtu 1500 qdisc noqueue state DOWN group default link/ether 02:42:fc:44:a0:84 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) 05/15/2026 _x86_64_ (8 CPU) 05:17:44 LINUX RESTART (8 CPU) 05:18:01 AM tps rtps wtps bread/s bwrtn/s 05:19:01 AM 296.28 22.68 273.61 6153.83 9806.18 05:20:01 AM 194.87 3.02 191.85 673.64 12530.02 05:21:01 AM 104.82 1.52 103.30 387.87 6359.90 05:22:01 AM 63.71 2.78 60.92 129.45 4950.69 Average: 164.92 7.50 157.42 1836.27 8411.84 05:18:01 AM kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 05:19:01 AM 29512572 31302328 3143140 9.63 2688 2109736 1382968 4.10 141480 2561676 280884 05:20:01 AM 27737940 29674488 4917772 15.06 2688 2249952 2964748 8.80 187888 4247272 89216 05:21:01 AM 27142848 29255940 5512864 16.88 2688 2420884 3552852 10.54 239376 4767988 85916 05:22:01 AM 29044084 31167172 3611628 11.06 2688 2429824 1471704 4.37 425428 2686916 8456 Average: 28359361 30349982 4296351 13.16 2688 2302599 2343068 6.95 248543 3565963 116118 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 400.60 272.19 2348.25 81.15 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 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 05:20:01 AM eth0 253.92 230.99 1750.81 51.31 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 1.05 1.05 0.12 0.12 0.00 0.00 0.00 0.00 05:21:01 AM eth0 205.28 169.46 1583.97 39.74 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 05:22:01 AM lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 05:22:01 AM eth0 140.09 134.36 62.38 165.47 0.00 0.00 0.00 0.00 05:22:01 AM docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 Average: lo 0.26 0.26 0.03 0.03 0.00 0.00 0.00 0.00 Average: eth0 249.98 201.75 1436.41 84.41 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) 05/15/2026 _x86_64_ (8 CPU) 05:17:44 LINUX RESTART (8 CPU) 05:18:01 AM CPU %user %nice %system %iowait %steal %idle 05:19:01 AM all 14.41 0.00 2.00 0.68 0.06 82.85 05:19:01 AM 0 8.31 0.00 1.34 0.18 0.07 90.10 05:19:01 AM 1 17.98 0.00 2.75 0.55 0.07 78.65 05:19:01 AM 2 8.48 0.00 2.08 2.81 0.07 86.56 05:19:01 AM 3 23.78 0.00 2.66 0.37 0.07 73.13 05:19:01 AM 4 14.85 0.00 1.44 0.27 0.07 83.38 05:19:01 AM 5 15.79 0.00 1.52 0.42 0.07 82.20 05:19:01 AM 6 22.08 0.00 2.82 0.62 0.07 74.42 05:19:01 AM 7 4.06 0.00 1.42 0.18 0.03 94.31 05:20:01 AM all 22.62 0.00 1.27 0.63 0.07 75.42 05:20:01 AM 0 34.17 0.00 1.69 1.05 0.07 63.02 05:20:01 AM 1 20.89 0.00 1.25 0.69 0.07 77.11 05:20:01 AM 2 14.47 0.00 1.64 0.99 0.07 82.83 05:20:01 AM 3 18.64 0.00 1.18 0.69 0.07 79.43 05:20:01 AM 4 21.73 0.00 1.26 1.02 0.07 75.92 05:20:01 AM 5 20.80 0.00 1.37 0.27 0.07 77.50 05:20:01 AM 6 29.67 0.00 0.87 0.23 0.08 69.13 05:20:01 AM 7 20.54 0.00 0.89 0.08 0.05 78.44 05:21:01 AM all 43.00 0.00 1.55 0.25 0.09 55.12 05:21:01 AM 0 47.36 0.00 1.67 0.25 0.08 50.63 05:21:01 AM 1 31.82 0.00 1.72 0.27 0.10 66.09 05:21:01 AM 2 43.48 0.00 1.42 0.75 0.10 54.25 05:21:01 AM 3 45.87 0.00 1.70 0.30 0.10 52.03 05:21:01 AM 4 44.46 0.00 1.56 0.20 0.08 53.70 05:21:01 AM 5 49.36 0.00 1.71 0.08 0.08 48.76 05:21:01 AM 6 50.43 0.00 1.24 0.08 0.08 48.17 05:21:01 AM 7 31.20 0.00 1.37 0.03 0.08 67.32 05:22:01 AM all 12.20 0.00 1.23 0.12 0.05 86.39 05:22:01 AM 0 19.14 0.00 1.74 0.15 0.08 78.89 05:22:01 AM 1 13.64 0.00 1.22 0.08 0.05 85.01 05:22:01 AM 2 3.74 0.00 0.84 0.37 0.03 95.02 05:22:01 AM 3 13.35 0.00 1.15 0.03 0.05 85.41 05:22:01 AM 4 7.18 0.00 0.65 0.12 0.05 92.00 05:22:01 AM 5 6.59 0.00 1.30 0.02 0.07 92.03 05:22:01 AM 6 19.89 0.00 1.59 0.10 0.05 78.37 05:22:01 AM 7 14.07 0.00 1.34 0.12 0.05 84.42 Average: all 23.06 0.00 1.51 0.42 0.07 74.95 Average: 0 27.24 0.00 1.61 0.41 0.08 70.66 Average: 1 21.08 0.00 1.73 0.40 0.07 76.72 Average: 2 17.55 0.00 1.49 1.23 0.07 79.66 Average: 3 25.42 0.00 1.67 0.35 0.07 72.49 Average: 4 22.05 0.00 1.23 0.40 0.07 76.25 Average: 5 23.13 0.00 1.47 0.20 0.07 75.13 Average: 6 30.52 0.00 1.63 0.26 0.07 67.52 Average: 7 17.46 0.00 1.25 0.10 0.05 81.12