---> uname -a: Linux prd-centos8-docker-8c-8g-5275.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 11G 150G 7% / tmpfs 3.2G 0 3.2G 0% /run/user/1001 ---> free -m: total used free shared buff/cache available Mem: 31888 1014 28270 20 2603 30420 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:96:6c:6d brd ff:ff:ff:ff:ff:ff altname enp0s3 altname ens3 inet 10.30.107.24/23 brd 10.30.107.255 scope global dynamic noprefixroute eth0 valid_lft 86141sec preferred_lft 86141sec inet6 fe80::f816:3eff:fe96:6c6d/64 scope link valid_lft forever preferred_lft forever 3: docker0: mtu 1500 qdisc noqueue state DOWN group default link/ether 02:42:5c:3a:30:99 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) 09/26/2026 _x86_64_ (8 CPU) 05:17:22 LINUX RESTART (8 CPU) 05:18:01 AM tps rtps wtps bread/s bwrtn/s 05:19:01 AM 127.31 1.85 125.46 319.63 10655.50 05:20:01 AM 178.34 2.22 176.12 628.46 11537.64 05:21:01 AM 97.63 1.58 96.05 393.34 7309.43 Average: 134.43 1.88 132.54 447.14 9834.19 05:18:01 AM kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 05:19:01 AM 29370092 31247644 3283272 10.05 2688 2195808 1422900 4.22 148112 2664856 238064 05:20:01 AM 27301152 29331668 5352212 16.39 2688 2341376 3630180 10.77 209476 4638148 78796 05:21:01 AM 28915188 31113288 3738176 11.45 2688 2504304 1508580 4.48 243100 2979612 51748 Average: 28528811 30564200 4124553 12.63 2688 2347163 2187220 6.49 200229 3427539 122869 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 157.88 109.35 1765.14 34.56 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 1.05 1.05 0.12 0.12 0.00 0.00 0.00 0.00 05:20:01 AM eth0 218.89 189.50 1629.99 44.00 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 184.14 158.06 1539.80 32.89 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 Average: lo 0.35 0.35 0.04 0.04 0.00 0.00 0.00 0.00 Average: eth0 186.97 152.30 1644.98 37.15 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) 09/26/2026 _x86_64_ (8 CPU) 05:17:22 LINUX RESTART (8 CPU) 05:18:01 AM CPU %user %nice %system %iowait %steal %idle 05:19:01 AM all 8.91 0.00 0.92 0.28 0.01 89.88 05:19:01 AM 0 15.80 0.00 1.57 0.25 0.02 82.36 05:19:01 AM 1 2.26 0.00 0.43 0.12 0.00 97.19 05:19:01 AM 2 4.69 0.00 0.57 0.40 0.00 94.34 05:19:01 AM 3 11.87 0.00 1.24 0.32 0.02 86.56 05:19:01 AM 4 10.45 0.00 1.02 0.15 0.00 88.38 05:19:01 AM 5 11.85 0.00 1.02 0.20 0.02 86.92 05:19:01 AM 6 7.41 0.00 0.45 0.25 0.00 91.89 05:19:01 AM 7 6.92 0.00 1.04 0.59 0.00 91.46 05:20:01 AM all 33.53 0.00 1.49 0.55 0.01 64.42 05:20:01 AM 0 31.85 0.00 1.02 0.05 0.02 67.07 05:20:01 AM 1 20.09 0.00 1.99 1.36 0.02 76.54 05:20:01 AM 2 23.70 0.00 1.62 0.48 0.02 74.18 05:20:01 AM 3 25.03 0.00 1.64 0.37 0.00 72.96 05:20:01 AM 4 47.60 0.00 2.32 0.82 0.03 49.22 05:20:01 AM 5 33.03 0.00 1.48 0.80 0.00 64.69 05:20:01 AM 6 40.44 0.00 1.04 0.13 0.02 58.37 05:20:01 AM 7 46.40 0.00 0.83 0.35 0.02 52.40 05:21:01 AM all 37.17 0.00 1.84 0.24 0.01 60.74 05:21:01 AM 0 33.36 0.00 1.40 0.23 0.00 65.01 05:21:01 AM 1 41.42 0.00 1.64 0.20 0.02 56.72 05:21:01 AM 2 42.55 0.00 2.34 0.22 0.02 54.88 05:21:01 AM 3 46.47 0.00 2.04 0.43 0.02 51.04 05:21:01 AM 4 35.83 0.00 2.22 0.20 0.00 61.75 05:21:01 AM 5 32.86 0.00 1.84 0.28 0.02 64.99 05:21:01 AM 6 31.44 0.00 1.59 0.27 0.02 66.69 05:21:01 AM 7 33.47 0.00 1.60 0.10 0.02 64.81 Average: all 26.53 0.00 1.41 0.36 0.01 71.69 Average: 0 27.00 0.00 1.33 0.18 0.01 71.48 Average: 1 21.25 0.00 1.35 0.56 0.01 76.83 Average: 2 23.65 0.00 1.51 0.37 0.01 74.47 Average: 3 27.79 0.00 1.64 0.37 0.01 70.19 Average: 4 31.29 0.00 1.86 0.39 0.01 66.46 Average: 5 25.90 0.00 1.44 0.43 0.01 72.22 Average: 6 26.42 0.00 1.02 0.22 0.01 72.33 Average: 7 28.94 0.00 1.16 0.35 0.01 69.54