---> uname -a: Linux prd-centos8-docker-8c-8g-17518.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: 2800.000 BogoMIPS: 5600.00 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 1018 28275 20 2594 30417 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:72:04:87 brd ff:ff:ff:ff:ff:ff altname enp0s3 altname ens3 inet 10.30.107.159/23 brd 10.30.107.255 scope global dynamic noprefixroute eth0 valid_lft 86128sec preferred_lft 86128sec inet6 fe80::f816:3eff:fe72:487/64 scope link valid_lft forever preferred_lft forever 3: docker0: mtu 1500 qdisc noqueue state DOWN group default link/ether 02:42:6e:b7:b9:fc 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) 09/03/2026 _x86_64_ (8 CPU) 05:17:23 LINUX RESTART (8 CPU) 05:18:01 AM tps rtps wtps bread/s bwrtn/s 05:19:01 AM 202.73 6.30 196.43 945.59 6819.76 05:20:01 AM 217.51 3.93 213.58 928.49 15342.45 05:21:01 AM 97.17 1.55 95.62 387.60 7067.86 Average: 172.47 3.93 168.54 753.89 9743.52 05:18:01 AM kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 05:19:01 AM 29492776 31292480 3160596 9.68 2688 2118144 1401636 4.16 138976 2568548 282464 05:20:01 AM 27467024 29483948 5186348 15.88 2688 2327956 3628308 10.77 209520 4477528 82080 05:21:01 AM 27099504 29282740 5553868 17.01 2688 2489388 3140812 9.32 243252 4791092 46720 Average: 28019768 30019723 4633604 14.19 2688 2311829 2723585 8.08 197249 3945723 137088 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 146.31 101.80 1410.66 20.16 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 263.66 239.24 2146.27 65.61 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 151.52 132.32 1567.25 32.77 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 187.16 157.79 1708.08 39.51 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) 09/03/2026 _x86_64_ (8 CPU) 05:17:23 LINUX RESTART (8 CPU) 05:18:01 AM CPU %user %nice %system %iowait %steal %idle 05:19:01 AM all 9.82 0.00 1.11 0.48 0.01 88.57 05:19:01 AM 0 12.37 0.00 0.82 0.22 0.00 86.60 05:19:01 AM 1 3.24 0.00 0.57 0.05 0.02 96.12 05:19:01 AM 2 17.28 0.00 2.52 2.56 0.02 77.62 05:19:01 AM 3 11.96 0.00 0.99 0.32 0.02 86.72 05:19:01 AM 4 5.58 0.00 0.89 0.23 0.00 93.30 05:19:01 AM 5 1.29 0.00 0.35 0.08 0.00 98.28 05:19:01 AM 6 19.94 0.00 1.88 0.25 0.03 77.89 05:19:01 AM 7 6.88 0.00 0.87 0.17 0.00 92.08 05:20:01 AM all 31.52 0.00 1.84 0.56 0.02 66.06 05:20:01 AM 0 31.87 0.00 1.37 0.27 0.02 66.48 05:20:01 AM 1 22.69 0.00 2.23 0.62 0.02 74.44 05:20:01 AM 2 35.51 0.00 1.79 1.00 0.02 61.67 05:20:01 AM 3 34.77 0.00 1.94 0.64 0.03 62.62 05:20:01 AM 4 27.83 0.00 1.31 0.13 0.02 70.72 05:20:01 AM 5 22.00 0.00 2.03 0.70 0.02 75.25 05:20:01 AM 6 38.27 0.00 1.54 0.35 0.02 59.83 05:20:01 AM 7 39.13 0.00 2.54 0.77 0.03 57.53 05:21:01 AM all 40.57 0.00 1.82 0.24 0.02 57.35 05:21:01 AM 0 30.82 0.00 1.74 0.05 0.02 67.37 05:21:01 AM 1 42.49 0.00 1.29 0.02 0.02 56.19 05:21:01 AM 2 39.20 0.00 2.09 0.33 0.02 58.36 05:21:01 AM 3 43.12 0.00 1.92 0.33 0.02 54.61 05:21:01 AM 4 45.05 0.00 2.06 0.10 0.02 52.78 05:21:01 AM 5 44.91 0.00 2.01 0.17 0.02 52.90 05:21:01 AM 6 39.18 0.00 1.49 0.38 0.02 58.93 05:21:01 AM 7 39.80 0.00 1.99 0.50 0.02 57.69 Average: all 27.30 0.00 1.59 0.43 0.02 70.67 Average: 0 25.02 0.00 1.31 0.18 0.01 73.49 Average: 1 22.81 0.00 1.36 0.23 0.02 75.59 Average: 2 30.66 0.00 2.13 1.30 0.02 65.89 Average: 3 29.95 0.00 1.62 0.43 0.02 67.99 Average: 4 26.15 0.00 1.42 0.16 0.01 72.26 Average: 5 22.74 0.00 1.46 0.32 0.01 75.46 Average: 6 32.45 0.00 1.64 0.33 0.02 65.56 Average: 7 28.60 0.00 1.80 0.48 0.02 69.10