---> uname -a: Linux prd-centos8-docker-8c-8g-455.novalocal 4.18.0-448.el8.x86_64 #1 SMP Wed Jan 18 15:02:46 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 nrip_save 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: 31890 1039 26534 19 4317 30384 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:6f:a8:62 brd ff:ff:ff:ff:ff:ff altname enp0s3 altname ens3 inet 10.30.107.71/23 brd 10.30.107.255 scope global dynamic noprefixroute eth0 valid_lft 85974sec preferred_lft 85974sec inet6 fe80::f816:3eff:fe6f:a862/64 scope link valid_lft forever preferred_lft forever 3: docker0: mtu 1500 qdisc noqueue state DOWN group default link/ether 02:42:d0:2a:24:0d 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:d0ff:fe2a:240d/64 scope link valid_lft forever preferred_lft forever ---> sar -b -r -n DEV: Linux 4.18.0-448.el8.x86_64 (centos-stream-8-docker-63ec32c8-5733-60f9-7d79-7a12e2b2c472.nova) 03/08/2026 _x86_64_ (8 CPU) 07:30:16 LINUX RESTART (8 CPU) 07:31:01 AM tps rtps wtps bread/s bwrtn/s 07:32:01 AM 296.58 16.51 280.07 3174.40 12823.26 07:33:01 AM 79.17 1.67 77.51 793.47 11442.42 07:34:01 AM 119.40 15.09 104.30 1273.39 30241.40 07:35:01 AM 194.97 2.47 192.50 4486.64 22286.45 07:36:01 AM 13.16 0.07 13.10 50.12 424.16 07:37:01 AM 31.29 2.07 29.22 127.02 4070.58 Average: 122.43 6.29 116.15 1651.84 13502.05 07:31:01 AM kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 07:32:01 AM 28600524 30749292 4055188 12.42 2688 2461792 1873676 5.56 199624 3371692 315940 07:33:01 AM 27487320 29707496 5168392 15.83 2688 2532008 3308576 9.82 223184 4452652 45684 07:34:01 AM 25662116 28732184 6993596 21.42 2688 3364220 5818820 17.26 459432 5971044 212 07:35:01 AM 25824056 29643244 6831656 20.92 2688 4110308 2754976 8.17 731700 5533692 128 07:36:01 AM 25729584 29558608 6926128 21.21 2688 4119780 2750620 8.16 735700 5624900 12 07:37:01 AM 27213080 31154992 5442632 16.67 2688 4230472 1500348 4.45 883292 3994344 23144 Average: 26752780 29924303 5902932 18.08 2688 3469763 3001169 8.90 538822 4824721 64187 07:31:01 AM IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 07:32:01 AM lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 07:32:01 AM eth0 484.35 363.94 5623.60 68.04 0.00 0.00 0.00 0.00 07:32:01 AM docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 07:33:01 AM lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 07:33:01 AM eth0 384.07 263.06 852.30 63.40 0.00 0.00 0.00 0.00 07:33:01 AM docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 07:34:01 AM lo 4.13 4.13 0.45 0.45 0.00 0.00 0.00 0.00 07:34:01 AM eth0 1302.57 379.64 6745.57 37.16 0.00 0.00 0.00 0.00 07:34:01 AM docker0 1.63 2.17 0.22 0.25 0.00 0.00 0.00 0.00 07:34:01 AM veth16a3434 0.00 0.14 0.00 0.01 0.00 0.00 0.00 0.00 07:35:01 AM lo 8.85 8.85 0.92 0.92 0.00 0.00 0.00 0.00 07:35:01 AM eth0 206.08 169.39 1320.70 46.73 0.00 0.00 0.00 0.00 07:35:01 AM docker0 3.18 3.83 0.43 0.45 0.00 0.00 0.00 0.00 07:36:01 AM lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 07:36:01 AM eth0 200.93 153.65 216.17 48.36 0.00 0.00 0.00 0.00 07:36:01 AM docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 07:37:01 AM lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 07:37:01 AM eth0 127.87 126.84 107.54 1261.87 0.00 0.00 0.00 0.00 07:37:01 AM docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 Average: lo 2.16 2.16 0.23 0.23 0.00 0.00 0.00 0.00 Average: eth0 448.63 242.37 2465.79 254.86 0.00 0.00 0.00 0.00 Average: docker0 0.80 1.00 0.11 0.12 0.00 0.00 0.00 0.00 ---> sar -P ALL: Linux 4.18.0-448.el8.x86_64 (centos-stream-8-docker-63ec32c8-5733-60f9-7d79-7a12e2b2c472.nova) 03/08/2026 _x86_64_ (8 CPU) 07:30:16 LINUX RESTART (8 CPU) 07:31:01 AM CPU %user %nice %system %iowait %steal %idle 07:32:01 AM all 16.44 0.00 1.64 0.75 0.07 81.11 07:32:01 AM 0 11.14 0.00 2.04 1.40 0.07 85.35 07:32:01 AM 1 16.54 0.00 2.26 1.14 0.07 79.99 07:32:01 AM 2 23.36 0.00 1.61 0.52 0.08 74.44 07:32:01 AM 3 16.47 0.00 1.07 0.77 0.08 81.61 07:32:01 AM 4 18.66 0.00 1.25 0.48 0.07 79.54 07:32:01 AM 5 8.97 0.00 0.95 0.42 0.05 89.61 07:32:01 AM 6 19.65 0.00 1.87 0.25 0.05 78.18 07:32:01 AM 7 16.70 0.00 2.04 1.05 0.07 80.14 07:33:01 AM all 19.48 0.00 0.62 0.26 0.05 79.60 07:33:01 AM 0 18.46 0.00 0.80 0.00 0.05 80.69 07:33:01 AM 1 11.04 0.00 0.69 1.07 0.07 87.13 07:33:01 AM 2 56.31 0.00 1.65 0.40 0.07 41.57 07:33:01 AM 3 4.06 0.00 0.30 0.00 0.05 95.59 07:33:01 AM 4 26.13 0.00 0.15 0.00 0.03 73.69 07:33:01 AM 5 16.70 0.00 0.12 0.00 0.03 83.15 07:33:01 AM 6 9.50 0.00 0.45 0.58 0.05 89.42 07:33:01 AM 7 13.64 0.00 0.77 0.00 0.03 85.56 07:34:01 AM all 27.18 0.26 3.05 0.51 0.09 68.91 07:34:01 AM 0 36.18 0.02 2.97 0.05 0.09 60.69 07:34:01 AM 1 27.37 0.03 3.10 0.81 0.09 68.60 07:34:01 AM 2 28.36 0.00 2.97 0.82 0.10 67.74 07:34:01 AM 3 17.20 0.00 3.21 0.67 0.07 78.85 07:34:01 AM 4 18.52 0.00 2.35 0.43 0.09 78.61 07:34:01 AM 5 22.95 0.15 3.65 0.27 0.09 72.88 07:34:01 AM 6 34.68 0.02 3.41 0.70 0.10 61.09 07:34:01 AM 7 32.20 1.83 2.76 0.36 0.09 62.76 07:35:01 AM all 15.34 0.06 1.60 0.54 0.05 82.40 07:35:01 AM 0 11.28 0.08 0.95 0.00 0.07 87.62 07:35:01 AM 1 7.54 0.02 1.41 0.47 0.05 90.52 07:35:01 AM 2 30.70 0.00 2.44 0.67 0.07 66.12 07:35:01 AM 3 10.69 0.35 1.47 0.17 0.05 87.27 07:35:01 AM 4 27.70 0.00 1.37 0.33 0.05 70.55 07:35:01 AM 5 12.57 0.00 1.55 0.69 0.05 85.14 07:35:01 AM 6 11.78 0.02 2.33 1.94 0.03 83.90 07:35:01 AM 7 10.45 0.02 1.31 0.05 0.05 88.13 07:36:01 AM all 11.73 0.00 0.34 0.02 0.03 87.88 07:36:01 AM 0 3.99 0.00 0.10 0.00 0.05 95.86 07:36:01 AM 1 2.51 0.00 0.23 0.03 0.05 97.18 07:36:01 AM 2 28.08 0.00 0.32 0.05 0.03 71.52 07:36:01 AM 3 5.39 0.00 0.53 0.05 0.02 94.00 07:36:01 AM 4 7.45 0.00 0.10 0.00 0.02 92.43 07:36:01 AM 5 8.03 0.00 0.10 0.05 0.02 91.81 07:36:01 AM 6 2.42 0.00 0.57 0.00 0.02 97.00 07:36:01 AM 7 35.99 0.00 0.73 0.00 0.05 63.23 07:37:01 AM all 10.67 0.00 0.92 0.08 0.05 88.29 07:37:01 AM 0 2.94 0.00 0.77 0.08 0.05 96.16 07:37:01 AM 1 11.47 0.00 0.89 0.07 0.05 87.53 07:37:01 AM 2 30.88 0.00 1.37 0.08 0.07 67.60 07:37:01 AM 3 7.15 0.00 0.70 0.17 0.05 91.94 07:37:01 AM 4 13.70 0.00 0.93 0.03 0.05 85.28 07:37:01 AM 5 5.02 0.00 0.48 0.12 0.03 94.35 07:37:01 AM 6 8.77 0.00 0.94 0.02 0.03 90.25 07:37:01 AM 7 5.43 0.00 1.27 0.05 0.03 93.22 Average: all 16.76 0.05 1.35 0.36 0.06 81.42 Average: 0 13.91 0.02 1.27 0.26 0.06 84.49 Average: 1 12.68 0.01 1.42 0.60 0.06 85.23 Average: 2 32.97 0.00 1.72 0.42 0.07 64.81 Average: 3 10.13 0.06 1.21 0.30 0.05 88.25 Average: 4 18.69 0.00 1.02 0.21 0.05 80.03 Average: 5 12.33 0.03 1.13 0.26 0.04 86.21 Average: 6 14.38 0.01 1.59 0.58 0.05 83.41 Average: 7 19.02 0.30 1.47 0.25 0.05 78.90