---> uname -a: Linux prd-centos8-docker-8c-8g-369.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 1075 26375 20 4436 30343 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:11:70:08 brd ff:ff:ff:ff:ff:ff altname enp0s3 altname ens3 inet 10.30.106.78/23 brd 10.30.107.255 scope global dynamic noprefixroute eth0 valid_lft 86096sec preferred_lft 86096sec inet6 fe80::f816:3eff:fe11:7008/64 scope link valid_lft forever preferred_lft forever 3: docker0: mtu 1500 qdisc noqueue state DOWN group default link/ether 02:42:6e:57:74:46 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::42:6eff:fe57:7446/64 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) 09/10/2026 _x86_64_ (8 CPU) 02:28:40 LINUX RESTART (8 CPU) 02:29:01 AM tps rtps wtps bread/s bwrtn/s 02:30:01 AM 89.36 13.04 76.31 2403.35 5958.77 02:31:01 AM 194.40 16.66 177.74 3302.90 12680.09 02:32:01 AM 155.90 3.98 151.92 1113.23 15298.92 02:33:01 AM 131.14 15.33 115.81 5435.12 28528.92 Average: 142.70 12.25 130.44 3063.62 15616.27 02:29:01 AM kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 02:30:01 AM 29653544 31287844 2999828 9.19 2688 1960848 1468892 4.36 137700 2437188 141900 02:31:01 AM 28902348 30941820 3751024 11.49 2688 2354088 1713644 5.08 194304 3074188 130752 02:32:01 AM 26999072 29755512 5654300 17.32 2688 3063760 2715204 8.06 273120 4866448 391428 02:33:01 AM 27064528 31117424 5588844 17.12 2688 4342128 1489104 4.42 733652 4281196 716224 Average: 28154873 30775650 4498499 13.78 2688 2930206 1846711 5.48 334694 3664755 345076 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 366.72 251.26 1705.82 63.99 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 212.11 164.18 1900.64 43.19 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 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 02:32:01 AM eth0 1874.18 620.93 10187.23 57.48 0.00 0.00 0.00 0.00 02:32:01 AM docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 02:33:01 AM lo 12.03 12.03 1.27 1.27 0.00 0.00 0.00 0.00 02:33:01 AM eth0 559.20 221.44 2534.59 35.29 0.00 0.00 0.00 0.00 02:33:01 AM docker0 4.33 5.43 0.62 0.63 0.00 0.00 0.00 0.00 Average: lo 3.01 3.01 0.32 0.32 0.00 0.00 0.00 0.00 Average: eth0 753.03 314.45 4081.97 49.99 0.00 0.00 0.00 0.00 Average: docker0 1.08 1.36 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) 09/10/2026 _x86_64_ (8 CPU) 02:28:40 LINUX RESTART (8 CPU) 02:29:01 AM CPU %user %nice %system %iowait %steal %idle 02:30:01 AM all 9.91 0.00 1.36 1.61 0.03 87.10 02:30:01 AM 0 5.20 0.00 1.36 1.99 0.03 91.42 02:30:01 AM 1 19.82 0.00 1.59 0.75 0.02 77.83 02:30:01 AM 2 5.19 0.00 0.74 0.23 0.03 93.81 02:30:01 AM 3 11.37 0.00 1.29 0.52 0.02 86.82 02:30:01 AM 4 25.74 0.00 2.12 2.80 0.03 69.30 02:30:01 AM 5 4.42 0.00 1.31 1.91 0.02 92.35 02:30:01 AM 6 5.00 0.00 1.32 3.46 0.02 90.20 02:30:01 AM 7 2.48 0.00 1.14 1.17 0.03 95.18 02:31:01 AM all 14.07 0.00 1.44 0.57 0.04 83.88 02:31:01 AM 0 9.77 0.00 1.24 0.40 0.03 88.56 02:31:01 AM 1 15.09 0.00 1.82 0.97 0.05 82.07 02:31:01 AM 2 8.10 0.00 0.94 0.22 0.05 90.69 02:31:01 AM 3 11.79 0.00 0.90 0.43 0.05 86.83 02:31:01 AM 4 12.69 0.00 1.74 0.30 0.05 85.22 02:31:01 AM 5 18.70 0.00 1.37 0.69 0.02 79.22 02:31:01 AM 6 28.93 0.00 2.49 0.87 0.03 67.68 02:31:01 AM 7 7.47 0.00 1.00 0.72 0.05 90.76 02:32:01 AM all 28.52 0.00 1.73 0.53 0.06 69.16 02:32:01 AM 0 32.57 0.00 1.26 0.42 0.07 65.68 02:32:01 AM 1 18.86 0.00 1.68 0.85 0.07 78.54 02:32:01 AM 2 32.23 0.00 2.36 0.32 0.05 65.04 02:32:01 AM 3 32.23 0.00 1.95 1.01 0.07 64.75 02:32:01 AM 4 44.09 0.00 1.33 0.27 0.05 54.26 02:32:01 AM 5 11.03 0.00 1.81 0.47 0.07 86.62 02:32:01 AM 6 30.91 0.00 1.68 0.25 0.07 67.09 02:32:01 AM 7 26.24 0.00 1.80 0.67 0.05 71.23 02:33:01 AM all 22.90 0.30 3.64 0.68 0.06 72.42 02:33:01 AM 0 20.31 0.03 3.37 0.81 0.05 75.43 02:33:01 AM 1 22.82 0.20 3.20 0.40 0.07 73.30 02:33:01 AM 2 29.16 0.00 3.96 0.32 0.07 66.49 02:33:01 AM 3 22.68 0.00 3.49 1.04 0.05 72.74 02:33:01 AM 4 19.24 0.07 3.59 0.46 0.07 76.58 02:33:01 AM 5 23.90 0.08 4.34 0.54 0.05 71.09 02:33:01 AM 6 21.43 1.67 3.02 0.83 0.07 72.99 02:33:01 AM 7 23.67 0.34 4.18 1.08 0.03 70.70 Average: all 18.83 0.07 2.04 0.85 0.05 78.16 Average: 0 16.96 0.01 1.80 0.91 0.05 80.28 Average: 1 19.14 0.05 2.07 0.75 0.05 77.94 Average: 2 18.63 0.00 1.99 0.27 0.05 79.05 Average: 3 19.49 0.00 1.90 0.75 0.05 77.81 Average: 4 25.43 0.02 2.19 0.96 0.05 71.35 Average: 5 14.50 0.02 2.20 0.90 0.04 82.34 Average: 6 21.56 0.42 2.13 1.35 0.05 74.50 Average: 7 14.94 0.08 2.03 0.91 0.04 81.99