---> uname -a: Linux prd-centos8-docker-8c-8g-795.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 1775 27476 20 2636 29662 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:ea:ac:70 brd ff:ff:ff:ff:ff:ff altname enp0s3 altname ens3 inet 10.30.106.199/23 brd 10.30.107.255 scope global dynamic noprefixroute eth0 valid_lft 86148sec preferred_lft 86148sec inet6 fe80::f816:3eff:feea:ac70/64 scope link valid_lft forever preferred_lft forever 3: docker0: mtu 1500 qdisc noqueue state DOWN group default link/ether 02:42:83:50:8f:a8 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) 09/12/2026 _x86_64_ (8 CPU) 14:01:23 LINUX RESTART (8 CPU) 02:02:01 PM tps rtps wtps bread/s bwrtn/s 02:03:01 PM 172.44 2.63 169.81 462.25 10991.32 02:04:01 PM 129.07 1.90 127.17 921.83 12891.44 02:05:01 PM 46.63 1.83 44.80 49.05 5297.43 Average: 116.05 2.12 113.93 477.71 9726.73 02:02:01 PM kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 02:03:01 PM 28026592 30006024 4626780 14.17 2688 2295692 2629812 7.80 160308 3992592 293068 02:04:01 PM 26804180 28976568 5849192 17.91 2688 2482796 3675024 10.90 222488 5122868 109236 02:05:01 PM 28218860 30447864 4434512 13.58 2688 2537976 2084092 6.18 275844 3656108 22032 Average: 27683211 29810152 4970161 15.22 2688 2438821 2796309 8.30 219547 4257189 141445 02:02:01 PM IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 02:03:01 PM lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 02:03:01 PM eth0 247.03 195.88 3227.75 41.27 0.00 0.00 0.00 0.00 02:03:01 PM docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 02:04:01 PM lo 1.12 1.12 0.12 0.12 0.00 0.00 0.00 0.00 02:04:01 PM eth0 213.15 181.12 1852.87 35.24 0.00 0.00 0.00 0.00 02:04:01 PM docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 02:05:01 PM lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 02:05:01 PM eth0 237.82 177.22 668.92 142.59 0.00 0.00 0.00 0.00 02:05:01 PM docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 Average: lo 0.37 0.37 0.04 0.04 0.00 0.00 0.00 0.00 Average: eth0 232.67 184.74 1916.51 73.03 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) 09/12/2026 _x86_64_ (8 CPU) 14:01:23 LINUX RESTART (8 CPU) 02:02:01 PM CPU %user %nice %system %iowait %steal %idle 02:03:01 PM all 15.47 0.00 1.31 0.43 0.01 82.77 02:03:01 PM 0 8.06 0.00 1.14 0.90 0.02 89.89 02:03:01 PM 1 15.12 0.00 2.08 0.64 0.02 82.15 02:03:01 PM 2 31.17 0.00 1.92 0.40 0.02 66.49 02:03:01 PM 3 23.45 0.00 1.92 0.60 0.02 74.01 02:03:01 PM 4 10.23 0.00 0.99 0.32 0.02 88.45 02:03:01 PM 5 6.65 0.00 0.50 0.07 0.00 92.78 02:03:01 PM 6 16.29 0.00 0.68 0.08 0.02 82.92 02:03:01 PM 7 12.80 0.00 1.25 0.45 0.02 85.48 02:04:01 PM all 41.80 0.00 1.60 0.40 0.03 56.18 02:04:01 PM 0 40.92 0.00 1.32 0.03 0.03 57.69 02:04:01 PM 1 39.59 0.00 1.62 0.87 0.03 57.88 02:04:01 PM 2 48.10 0.00 1.89 0.54 0.03 49.44 02:04:01 PM 3 33.94 0.00 1.32 0.08 0.03 64.63 02:04:01 PM 4 37.37 0.00 1.27 0.30 0.03 61.03 02:04:01 PM 5 40.98 0.00 1.80 0.23 0.03 56.95 02:04:01 PM 6 45.15 0.00 1.37 0.47 0.03 52.98 02:04:01 PM 7 48.32 0.00 2.21 0.65 0.02 48.80 02:05:01 PM all 26.02 0.00 1.39 0.13 0.02 72.43 02:05:01 PM 0 35.36 0.00 1.10 0.20 0.00 63.34 02:05:01 PM 1 18.28 0.00 1.76 0.03 0.02 79.91 02:05:01 PM 2 29.43 0.00 1.10 0.22 0.02 69.24 02:05:01 PM 3 35.96 0.00 1.72 0.02 0.02 62.29 02:05:01 PM 4 16.06 0.00 1.49 0.20 0.02 82.23 02:05:01 PM 5 23.24 0.00 1.71 0.25 0.02 74.79 02:05:01 PM 6 19.65 0.00 0.72 0.07 0.02 79.55 02:05:01 PM 7 30.20 0.00 1.55 0.07 0.03 68.14 Average: all 27.76 0.00 1.43 0.32 0.02 70.46 Average: 0 28.11 0.00 1.19 0.38 0.02 70.30 Average: 1 24.33 0.00 1.82 0.51 0.02 73.31 Average: 2 36.22 0.00 1.64 0.38 0.02 61.73 Average: 3 31.11 0.00 1.65 0.23 0.02 66.98 Average: 4 21.22 0.00 1.25 0.27 0.02 77.24 Average: 5 23.62 0.00 1.34 0.18 0.02 74.84 Average: 6 27.03 0.00 0.92 0.21 0.02 71.82 Average: 7 30.43 0.00 1.67 0.39 0.02 67.49