---> uname -a: Linux prd-centos8-docker-8c-8g-5941.novalocal 4.18.0-500.el8.x86_64 #1 SMP Wed Jun 28 00:07:07 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: 31888 1012 28272 19 2603 30424 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:7d:f9:e6 brd ff:ff:ff:ff:ff:ff altname enp0s3 altname ens3 inet 10.30.107.127/23 brd 10.30.107.255 scope global dynamic noprefixroute eth0 valid_lft 86148sec preferred_lft 86148sec inet6 fe80::f816:3eff:fe7d:f9e6/64 scope link valid_lft forever preferred_lft forever 3: docker0: mtu 1500 qdisc noqueue state DOWN group default link/ether 02:42:52:df:c8:df 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 4.18.0-500.el8.x86_64 (centos-stream-8-docker-35e3e635-7ea0-4115-9f61-813d979b482a.nova) 06/02/2026 _x86_64_ (8 CPU) 05:17:57 LINUX RESTART (8 CPU) 05:19:01 AM tps rtps wtps bread/s bwrtn/s 05:20:01 AM 196.22 3.62 192.60 650.56 15483.89 05:21:01 AM 112.70 1.78 110.91 664.85 5196.83 05:22:01 AM 79.40 2.82 76.59 130.11 6841.86 Average: 129.44 2.74 126.70 481.85 9173.97 05:19:01 AM kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 05:20:01 AM 28102184 30090308 4551188 13.94 2688 2300312 2619352 7.77 175952 3888984 89656 05:21:01 AM 27212428 29373616 5440944 16.66 2688 2467452 3361952 9.98 233912 4695312 111676 05:22:01 AM 28992528 31195564 3660844 11.21 2688 2507256 1441632 4.28 432416 2717732 8604 Average: 28102380 30219829 4550992 13.94 2688 2425007 2474312 7.34 280760 3767343 69979 05:19:01 AM IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 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 254.37 226.03 2276.90 61.49 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 179.72 139.95 1492.85 32.96 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 166.66 162.64 349.95 170.49 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 0.35 0.35 0.04 0.04 0.00 0.00 0.00 0.00 Average: eth0 200.25 176.21 1373.24 88.31 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 4.18.0-500.el8.x86_64 (centos-stream-8-docker-35e3e635-7ea0-4115-9f61-813d979b482a.nova) 06/02/2026 _x86_64_ (8 CPU) 05:17:57 LINUX RESTART (8 CPU) 05:19:01 AM CPU %user %nice %system %iowait %steal %idle 05:20:01 AM all 19.81 0.00 1.43 0.66 0.07 78.04 05:20:01 AM 0 7.14 0.00 1.07 0.13 0.07 91.59 05:20:01 AM 1 10.86 0.00 1.52 1.10 0.07 86.45 05:20:01 AM 2 23.07 0.00 1.04 0.57 0.08 75.24 05:20:01 AM 3 32.46 0.00 2.96 1.84 0.08 62.65 05:20:01 AM 4 19.25 0.00 1.52 0.59 0.07 78.57 05:20:01 AM 5 28.40 0.00 0.55 0.02 0.08 70.95 05:20:01 AM 6 26.75 0.00 1.61 0.52 0.07 71.06 05:20:01 AM 7 10.51 0.00 1.15 0.50 0.07 87.77 05:21:01 AM all 45.24 0.00 1.49 0.28 0.09 52.89 05:21:01 AM 0 23.92 0.00 1.27 0.30 0.10 74.41 05:21:01 AM 1 43.64 0.00 1.29 0.50 0.10 54.48 05:21:01 AM 2 49.59 0.00 1.54 0.12 0.08 48.67 05:21:01 AM 3 56.11 0.00 1.92 0.62 0.10 41.25 05:21:01 AM 4 39.70 0.00 1.81 0.08 0.10 58.31 05:21:01 AM 5 56.41 0.00 1.30 0.28 0.08 41.91 05:21:01 AM 6 42.92 0.00 1.20 0.15 0.08 55.64 05:21:01 AM 7 49.62 0.00 1.57 0.20 0.10 48.51 05:22:01 AM all 17.97 0.00 1.45 0.19 0.06 80.33 05:22:01 AM 0 13.93 0.00 1.20 0.08 0.07 84.71 05:22:01 AM 1 37.17 0.00 2.45 0.27 0.07 60.05 05:22:01 AM 2 8.58 0.00 1.07 0.07 0.05 90.23 05:22:01 AM 3 32.48 0.00 2.29 0.43 0.07 64.73 05:22:01 AM 4 13.02 0.00 1.02 0.02 0.07 85.87 05:22:01 AM 5 17.14 0.00 1.24 0.08 0.08 81.45 05:22:01 AM 6 12.43 0.00 1.12 0.03 0.05 86.37 05:22:01 AM 7 8.99 0.00 1.19 0.55 0.05 89.22 Average: all 27.67 0.00 1.45 0.38 0.08 70.42 Average: 0 15.00 0.00 1.18 0.17 0.08 83.57 Average: 1 30.56 0.00 1.75 0.62 0.08 66.99 Average: 2 27.09 0.00 1.21 0.25 0.07 71.38 Average: 3 40.35 0.00 2.39 0.96 0.08 56.21 Average: 4 23.99 0.00 1.45 0.23 0.08 74.26 Average: 5 33.99 0.00 1.03 0.13 0.08 64.77 Average: 6 27.36 0.00 1.31 0.23 0.07 71.03 Average: 7 23.06 0.00 1.30 0.42 0.07 75.15