---> uname -a: Linux prd-centos8-docker-8c-8g-1209.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 lbrv nrip_save tsc_scale vmcb_clean flushbyasid pausefilter pfthreshold v_vmsave_vmload vgif 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 13G 148G 8% / tmpfs 3.2G 0 3.2G 0% /run/user/1001 ---> free -m: total used free shared buff/cache available Mem: 31888 1063 26388 20 4436 30355 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:f2:03:91 brd ff:ff:ff:ff:ff:ff altname enp0s3 altname ens3 inet 10.30.106.149/23 brd 10.30.107.255 scope global dynamic noprefixroute eth0 valid_lft 86108sec preferred_lft 86108sec inet6 fe80::f816:3eff:fef2:391/64 scope link valid_lft forever preferred_lft forever 3: docker0: mtu 1500 qdisc noqueue state DOWN group default link/ether 02:42:a4:ec:75:0c 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:a4ff:feec:750c/64 scope link 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) 09/14/2026 _x86_64_ (8 CPU) 02:28:23 LINUX RESTART (8 CPU) 02:29:01 AM tps rtps wtps bread/s bwrtn/s 02:30:01 AM 82.49 0.33 82.15 32.53 5674.82 02:31:01 AM 272.84 17.29 255.55 3742.75 15571.03 02:32:01 AM 161.95 16.16 145.78 1501.37 39381.91 02:33:01 AM 82.56 3.73 78.82 4645.65 23442.94 Average: 149.96 9.38 140.58 2480.68 21018.31 02:29:01 AM kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 02:30:01 AM 29533192 31229780 3120180 9.56 2688 2022256 1440524 4.27 138260 2554852 185680 02:31:01 AM 28287820 30595416 4365552 13.37 2688 2618912 1953304 5.80 213936 3656704 293468 02:32:01 AM 26140240 29340792 6513132 19.95 2688 3493632 3992092 11.85 446524 5493192 152 02:33:01 AM 26986512 31050140 5666860 17.35 2688 4351652 1561620 4.63 877736 4215100 73220 Average: 27736941 30554032 4916431 15.06 2688 3121613 2236885 6.64 419114 3979962 138130 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 111.73 86.52 1307.51 10.33 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 487.97 370.46 5721.99 67.49 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 3.63 3.63 0.40 0.40 0.00 0.00 0.00 0.00 02:32:01 AM eth0 1702.75 455.45 7229.46 39.18 0.00 0.00 0.00 0.00 02:32:01 AM docker0 1.45 1.92 0.20 0.22 0.00 0.00 0.00 0.00 02:32:01 AM vethcb9783a 0.00 0.13 0.00 0.01 0.00 0.00 0.00 0.00 02:33:01 AM lo 8.38 8.38 0.87 0.87 0.00 0.00 0.00 0.00 02:33:01 AM eth0 173.58 171.04 1392.07 1255.58 0.00 0.00 0.00 0.00 02:33:01 AM docker0 2.88 3.48 0.41 0.41 0.00 0.00 0.00 0.00 Average: lo 3.00 3.00 0.32 0.32 0.00 0.00 0.00 0.00 Average: eth0 619.03 270.88 3912.87 343.16 0.00 0.00 0.00 0.00 Average: docker0 1.08 1.35 0.15 0.16 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) 09/14/2026 _x86_64_ (8 CPU) 02:28:23 LINUX RESTART (8 CPU) 02:29:01 AM CPU %user %nice %system %iowait %steal %idle 02:30:01 AM all 6.71 0.00 0.56 0.20 0.01 92.52 02:30:01 AM 0 0.23 0.00 0.08 0.00 0.02 99.67 02:30:01 AM 1 25.84 0.00 2.22 0.85 0.03 71.05 02:30:01 AM 2 9.64 0.00 0.79 0.35 0.00 89.22 02:30:01 AM 3 12.26 0.00 0.67 0.28 0.00 86.79 02:30:01 AM 4 3.87 0.00 0.35 0.03 0.00 95.75 02:30:01 AM 5 0.13 0.00 0.17 0.08 0.00 99.62 02:30:01 AM 6 0.97 0.00 0.12 0.00 0.00 98.92 02:30:01 AM 7 0.75 0.00 0.10 0.00 0.00 99.15 02:31:01 AM all 17.70 0.00 1.67 0.90 0.03 79.70 02:31:01 AM 0 14.16 0.00 1.32 0.55 0.02 83.95 02:31:01 AM 1 28.08 0.00 1.94 1.37 0.03 68.57 02:31:01 AM 2 16.93 0.00 1.88 0.75 0.02 80.43 02:31:01 AM 3 15.87 0.00 1.57 1.49 0.02 81.05 02:31:01 AM 4 30.48 0.00 2.02 0.74 0.05 66.71 02:31:01 AM 5 8.33 0.00 1.64 0.92 0.02 89.09 02:31:01 AM 6 13.93 0.00 1.62 0.89 0.02 83.54 02:31:01 AM 7 13.78 0.00 1.35 0.52 0.03 84.31 02:32:01 AM all 28.42 0.25 3.02 0.76 0.03 67.52 02:32:01 AM 0 28.77 1.47 2.80 0.56 0.02 66.39 02:32:01 AM 1 22.12 0.00 3.28 1.18 0.03 73.38 02:32:01 AM 2 34.50 0.03 3.48 1.08 0.03 60.87 02:32:01 AM 3 30.19 0.00 3.55 0.39 0.05 65.82 02:32:01 AM 4 21.08 0.02 1.92 0.89 0.05 76.04 02:32:01 AM 5 37.01 0.10 3.35 0.12 0.03 59.40 02:32:01 AM 6 21.04 0.37 2.66 1.60 0.02 74.31 02:32:01 AM 7 32.71 0.00 3.09 0.25 0.02 63.92 02:33:01 AM all 19.68 0.07 2.10 0.35 0.03 77.76 02:33:01 AM 0 13.73 0.12 2.07 0.27 0.03 83.77 02:33:01 AM 1 17.19 0.00 2.04 0.22 0.02 80.53 02:33:01 AM 2 21.18 0.33 2.02 0.30 0.02 76.14 02:33:01 AM 3 33.27 0.00 2.04 0.00 0.07 64.63 02:33:01 AM 4 16.02 0.03 2.03 1.61 0.02 80.30 02:33:01 AM 5 15.39 0.03 2.57 0.35 0.03 81.62 02:33:01 AM 6 20.41 0.05 2.24 0.03 0.02 77.24 02:33:01 AM 7 20.25 0.00 1.78 0.05 0.03 77.89 Average: all 18.10 0.08 1.83 0.55 0.02 79.41 Average: 0 14.19 0.39 1.57 0.34 0.02 83.49 Average: 1 23.31 0.00 2.37 0.91 0.03 73.38 Average: 2 20.53 0.09 2.04 0.62 0.02 76.70 Average: 3 22.88 0.00 1.96 0.54 0.03 74.59 Average: 4 17.85 0.01 1.58 0.82 0.03 79.71 Average: 5 15.16 0.03 1.93 0.37 0.02 82.49 Average: 6 14.07 0.10 1.66 0.63 0.01 83.53 Average: 7 16.82 0.00 1.58 0.21 0.02 81.38