---> uname -a: Linux prd-centos8-docker-8c-8g-16940.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 12G 149G 8% / tmpfs 3.2G 0 3.2G 0% /run/user/1001 ---> free -m: total used free shared buff/cache available Mem: 31888 1048 27082 20 3756 30376 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:86:04:63 brd ff:ff:ff:ff:ff:ff altname enp0s3 altname ens3 inet 10.30.106.68/23 brd 10.30.107.255 scope global dynamic noprefixroute eth0 valid_lft 86117sec preferred_lft 86117sec inet6 fe80::f816:3eff:fe86:463/64 scope link valid_lft forever preferred_lft forever 3: docker0: mtu 1500 qdisc noqueue state DOWN group default link/ether 02:42:cb:f8:23:b1 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:cbff:fef8:23b1/64 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) 08/31/2026 _x86_64_ (8 CPU) 17:11:34 LINUX RESTART (8 CPU) 05:12:01 PM tps rtps wtps bread/s bwrtn/s 05:13:01 PM 188.14 6.05 182.09 943.02 7524.98 05:14:01 PM 407.08 15.49 391.59 3834.99 16601.05 05:15:01 PM 246.03 6.31 239.72 579.81 15442.09 05:16:01 PM 145.40 1.93 143.47 441.72 37877.47 Average: 246.66 7.45 239.22 1449.88 19361.40 05:12:01 PM kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 05:13:01 PM 29407824 31211396 3245548 9.94 2688 2124544 1461612 4.34 151012 2649860 274552 05:14:01 PM 28462508 30675308 4190864 12.83 2688 2522060 1855156 5.50 215304 3476240 185576 05:15:01 PM 26982512 29711520 5670860 17.37 2688 3030400 2576848 7.65 493112 4642224 276480 05:16:01 PM 27721340 31095836 4932032 15.10 2688 3669156 1546560 4.59 823404 3553736 91876 Average: 28143546 30673515 4509826 13.81 2688 2836540 1860044 5.52 420708 3580515 207121 05:12:01 PM IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 05:13:01 PM lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 05:13:01 PM eth0 131.56 89.35 1425.22 16.29 0.00 0.00 0.00 0.00 05:13:01 PM docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 05:14:01 PM lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 05:14:01 PM eth0 356.40 320.23 3815.68 65.86 0.00 0.00 0.00 0.00 05:14:01 PM docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 05:15:01 PM lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 05:15:01 PM eth0 451.75 389.47 6766.01 50.47 0.00 0.00 0.00 0.00 05:15:01 PM docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 05:16:01 PM lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 05:16:01 PM eth0 332.99 310.23 2979.96 2372.66 0.00 0.00 0.00 0.00 05:16:01 PM docker0 8.48 17.88 0.60 261.21 0.00 0.00 0.00 0.00 Average: lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 Average: eth0 318.17 277.32 3746.72 626.32 0.00 0.00 0.00 0.00 Average: docker0 2.12 4.47 0.15 65.30 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) 08/31/2026 _x86_64_ (8 CPU) 17:11:34 LINUX RESTART (8 CPU) 05:12:01 PM CPU %user %nice %system %iowait %steal %idle 05:13:01 PM all 8.98 0.00 1.12 0.57 0.01 89.31 05:13:01 PM 0 7.27 0.00 1.82 2.39 0.02 88.50 05:13:01 PM 1 1.39 0.00 0.50 0.27 0.00 97.84 05:13:01 PM 2 4.47 0.00 0.85 0.28 0.00 94.39 05:13:01 PM 3 9.99 0.00 1.02 0.13 0.02 88.84 05:13:01 PM 4 20.42 0.00 1.99 0.43 0.02 77.14 05:13:01 PM 5 10.23 0.00 0.87 0.25 0.00 88.65 05:13:01 PM 6 10.51 0.00 1.10 0.28 0.00 88.10 05:13:01 PM 7 7.57 0.00 0.83 0.52 0.02 91.06 05:14:01 PM all 17.58 0.00 1.69 1.17 0.01 79.56 05:14:01 PM 0 20.05 0.00 1.34 0.42 0.00 78.20 05:14:01 PM 1 17.10 0.00 1.21 0.49 0.02 81.19 05:14:01 PM 2 16.22 0.00 1.66 1.44 0.02 80.67 05:14:01 PM 3 22.01 0.00 1.61 0.79 0.00 75.60 05:14:01 PM 4 14.48 0.00 1.51 1.36 0.00 82.66 05:14:01 PM 5 16.67 0.00 1.66 0.84 0.02 80.82 05:14:01 PM 6 19.90 0.00 2.27 1.02 0.02 76.79 05:14:01 PM 7 14.19 0.00 2.25 3.00 0.02 80.55 05:15:01 PM all 30.32 0.00 1.85 0.67 0.01 67.15 05:15:01 PM 0 44.37 0.00 2.69 1.14 0.02 51.78 05:15:01 PM 1 37.05 0.00 1.21 0.17 0.00 61.57 05:15:01 PM 2 17.10 0.00 2.12 0.74 0.00 80.04 05:15:01 PM 3 26.10 0.00 1.41 0.70 0.02 71.77 05:15:01 PM 4 22.85 0.00 2.15 1.33 0.02 73.66 05:15:01 PM 5 28.69 0.00 1.58 0.54 0.02 69.17 05:15:01 PM 6 36.18 0.00 1.79 0.37 0.02 61.64 05:15:01 PM 7 30.16 0.00 1.85 0.34 0.02 67.64 05:16:01 PM all 12.52 0.00 2.90 0.53 0.02 84.03 05:16:01 PM 0 11.81 0.00 2.95 0.40 0.02 84.82 05:16:01 PM 1 10.00 0.00 2.56 0.94 0.02 86.48 05:16:01 PM 2 22.01 0.00 3.62 0.59 0.03 73.75 05:16:01 PM 3 13.13 0.00 2.79 0.89 0.02 83.18 05:16:01 PM 4 7.62 0.00 2.74 0.34 0.02 89.29 05:16:01 PM 5 10.90 0.00 3.07 0.45 0.02 85.55 05:16:01 PM 6 17.76 0.00 3.02 0.45 0.03 78.73 05:16:01 PM 7 6.93 0.00 2.47 0.15 0.00 90.45 Average: all 17.34 0.00 1.89 0.73 0.01 80.02 Average: 0 20.86 0.00 2.20 1.09 0.01 75.84 Average: 1 16.39 0.00 1.37 0.46 0.01 81.77 Average: 2 14.94 0.00 2.06 0.76 0.01 82.23 Average: 3 17.80 0.00 1.70 0.63 0.01 79.85 Average: 4 16.35 0.00 2.09 0.86 0.01 80.68 Average: 5 16.62 0.00 1.79 0.52 0.01 81.06 Average: 6 21.08 0.00 2.05 0.53 0.02 76.33 Average: 7 14.70 0.00 1.85 1.00 0.01 82.44