---> uname -a: Linux prd-centos8-docker-8c-8g-4467.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 1010 28272 19 2605 30425 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:cc:47:4a brd ff:ff:ff:ff:ff:ff altname enp0s3 altname ens3 inet 10.30.107.111/23 brd 10.30.107.255 scope global dynamic noprefixroute eth0 valid_lft 86103sec preferred_lft 86103sec inet6 fe80::f816:3eff:fecc:474a/64 scope link valid_lft forever preferred_lft forever 3: docker0: mtu 1500 qdisc noqueue state DOWN group default link/ether 02:42:9a:6b:9e:58 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) 08/06/2026 _x86_64_ (8 CPU) 05:17:59 LINUX RESTART (8 CPU) 05:19:03 AM tps rtps wtps bread/s bwrtn/s 05:20:01 AM 79.75 0.00 79.75 0.00 5442.42 05:21:01 AM 214.66 3.95 210.71 920.49 14549.33 05:22:01 AM 92.50 1.47 91.03 386.87 6544.74 Average: 129.53 1.83 127.70 440.69 8883.85 05:19:03 AM kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 05:20:01 AM 29520756 31227012 3132616 9.59 2688 2030484 1475380 4.38 140172 2562380 190708 05:21:01 AM 27585092 29601932 5068280 15.52 2688 2327648 3432552 10.19 185420 4388764 103884 05:22:01 AM 27286272 29465928 5367100 16.44 2688 2485092 2973288 8.82 236708 4614660 73644 Average: 28130707 30098291 4522665 13.85 2688 2281075 2627073 7.80 187433 3855268 122745 05:19:03 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 75.56 52.07 1122.61 7.13 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 274.76 244.99 2166.98 64.88 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 1.05 1.05 0.12 0.12 0.00 0.00 0.00 0.00 05:22:01 AM eth0 142.69 123.11 1386.95 28.19 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 165.34 141.04 1563.76 33.70 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) 08/06/2026 _x86_64_ (8 CPU) 05:17:59 LINUX RESTART (8 CPU) 05:19:03 AM CPU %user %nice %system %iowait %steal %idle 05:20:01 AM all 5.01 0.00 0.55 0.33 0.03 94.08 05:20:01 AM 0 0.59 0.00 0.31 0.07 0.03 99.00 05:20:01 AM 1 10.69 0.00 1.43 1.61 0.05 86.22 05:20:01 AM 2 4.31 0.00 0.93 0.09 0.03 94.63 05:20:01 AM 3 2.04 0.00 0.12 0.03 0.05 97.75 05:20:01 AM 4 9.30 0.00 0.74 0.26 0.02 89.68 05:20:01 AM 5 8.78 0.00 0.38 0.09 0.03 90.72 05:20:01 AM 6 3.26 0.00 0.38 0.21 0.02 96.14 05:20:01 AM 7 1.10 0.00 0.12 0.29 0.00 98.48 05:21:01 AM all 24.64 0.00 1.57 0.56 0.08 73.15 05:21:01 AM 0 28.85 0.00 0.80 0.38 0.07 69.90 05:21:01 AM 1 23.87 0.00 1.39 0.64 0.08 74.02 05:21:01 AM 2 27.74 0.00 2.07 0.92 0.10 69.16 05:21:01 AM 3 14.52 0.00 1.51 0.47 0.08 83.43 05:21:01 AM 4 24.15 0.00 1.32 0.64 0.08 73.81 05:21:01 AM 5 27.35 0.00 2.29 0.92 0.08 69.35 05:21:01 AM 6 41.20 0.00 1.74 0.27 0.08 56.71 05:21:01 AM 7 9.40 0.00 1.44 0.23 0.07 88.86 05:22:01 AM all 43.05 0.00 1.55 0.24 0.09 55.08 05:22:01 AM 0 30.11 0.00 1.22 0.15 0.08 68.44 05:22:01 AM 1 50.43 0.00 2.07 0.37 0.08 47.05 05:22:01 AM 2 36.80 0.00 1.97 0.55 0.08 60.59 05:22:01 AM 3 47.72 0.00 1.15 0.10 0.08 50.94 05:22:01 AM 4 39.64 0.00 1.20 0.13 0.12 58.91 05:22:01 AM 5 39.52 0.00 1.65 0.25 0.08 58.50 05:22:01 AM 6 54.68 0.00 1.49 0.10 0.08 43.65 05:22:01 AM 7 45.51 0.00 1.60 0.27 0.08 52.53 Average: all 24.44 0.00 1.23 0.38 0.07 73.89 Average: 0 20.05 0.00 0.78 0.20 0.06 78.90 Average: 1 28.52 0.00 1.63 0.86 0.07 68.91 Average: 2 23.15 0.00 1.67 0.52 0.07 74.58 Average: 3 21.64 0.00 0.94 0.20 0.07 77.15 Average: 4 24.52 0.00 1.09 0.34 0.07 73.97 Average: 5 25.39 0.00 1.45 0.42 0.07 72.66 Average: 6 33.37 0.00 1.21 0.19 0.06 65.17 Average: 7 18.86 0.00 1.06 0.26 0.05 79.76