---> uname -a: Linux prd-centos8-docker-8c-8g-128.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 11G 150G 7% / tmpfs 3.2G 0 3.2G 0% /run/user/1001 ---> free -m: total used free shared buff/cache available Mem: 31890 1006 28562 19 2322 30444 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:2d:fd:63 brd ff:ff:ff:ff:ff:ff altname enp0s3 altname ens3 inet 10.30.106.206/23 brd 10.30.107.255 scope global dynamic noprefixroute eth0 valid_lft 86065sec preferred_lft 86065sec inet6 fe80::f816:3eff:fe2d:fd63/64 scope link valid_lft forever preferred_lft forever 3: docker0: mtu 1500 qdisc noqueue state DOWN group default link/ether 02:42:3c:c9:4b:29 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 4.18.0-448.el8.x86_64 (centos-stream-8-docker-63ec32c8-5733-60f9-7d79-7a12e2b2c472.nova) 05/15/2026 _x86_64_ (8 CPU) 11:12:43 LINUX RESTART (8 CPU) 11:13:02 AM tps rtps wtps bread/s bwrtn/s 11:14:01 AM 111.96 58.34 53.63 8558.61 37936.80 11:15:01 AM 41.95 4.73 37.22 618.33 3699.33 11:16:01 AM 45.19 0.00 45.19 0.00 3110.68 11:17:01 AM 129.28 14.48 114.80 3214.66 7576.77 11:18:01 AM 50.45 0.35 50.10 46.38 6451.92 Average: 75.65 15.44 60.21 2467.36 11667.99 11:13:02 AM kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 11:14:01 AM 29961264 31346500 2694448 8.25 2688 1724672 1440196 4.27 132400 2192472 46204 11:15:01 AM 29796476 31267572 2859236 8.76 2688 1806060 1458060 4.33 147648 2322772 17512 11:16:01 AM 29622248 31254472 3033464 9.29 2688 1956700 1467652 4.35 148156 2458816 132216 11:17:01 AM 29330644 31246900 3325068 10.18 2688 2233616 1422508 4.22 354272 2519204 157440 11:18:01 AM 29258332 31183176 3397380 10.40 2688 2241652 1492660 4.43 369344 2570996 7428 Average: 29593793 31259724 3061919 9.38 2688 1992540 1456215 4.32 230364 2412852 72160 11:13:02 AM IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 11:14:01 AM lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 11:14:01 AM eth0 270.76 196.78 917.12 69.90 0.00 0.00 0.00 0.00 11:14:01 AM docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 11:15:01 AM lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 11:15:01 AM eth0 17.89 15.51 247.66 2.64 0.00 0.00 0.00 0.00 11:15:01 AM docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 11:16:01 AM lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 11:16:01 AM eth0 36.76 29.31 689.03 3.88 0.00 0.00 0.00 0.00 11:16:01 AM docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 11:17:01 AM lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 11:17:01 AM eth0 144.54 91.65 912.39 28.17 0.00 0.00 0.00 0.00 11:17:01 AM docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 11:18:01 AM lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 11:18:01 AM eth0 15.44 12.91 12.48 5.57 0.00 0.00 0.00 0.00 11:18:01 AM docker0 0.00 0.00 0.00 0.00 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 96.50 68.81 554.51 21.87 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 4.18.0-448.el8.x86_64 (centos-stream-8-docker-63ec32c8-5733-60f9-7d79-7a12e2b2c472.nova) 05/15/2026 _x86_64_ (8 CPU) 11:12:43 LINUX RESTART (8 CPU) 11:13:02 AM CPU %user %nice %system %iowait %steal %idle 11:14:01 AM all 8.07 0.00 1.94 15.37 0.06 74.56 11:14:01 AM 0 6.54 0.00 1.97 7.96 0.05 83.48 11:14:01 AM 1 7.95 0.00 2.01 32.99 0.07 56.97 11:14:01 AM 2 7.48 0.00 1.72 15.17 0.07 75.56 11:14:01 AM 3 7.24 0.00 2.11 3.00 0.05 87.60 11:14:01 AM 4 6.98 0.00 1.47 3.29 0.05 88.21 11:14:01 AM 5 12.06 0.00 2.31 19.20 0.07 66.35 11:14:01 AM 6 7.67 0.00 2.15 13.08 0.07 77.04 11:14:01 AM 7 8.65 0.00 1.80 28.20 0.05 61.29 11:15:01 AM all 2.86 0.00 0.27 6.24 0.02 90.61 11:15:01 AM 0 1.30 0.00 0.13 0.35 0.02 98.20 11:15:01 AM 1 2.44 0.00 0.18 2.96 0.02 94.41 11:15:01 AM 2 0.62 0.00 0.12 0.27 0.00 99.00 11:15:01 AM 3 8.53 0.00 0.60 7.74 0.03 83.10 11:15:01 AM 4 1.00 0.00 0.18 2.52 0.03 96.26 11:15:01 AM 5 2.17 0.00 0.30 12.98 0.02 84.53 11:15:01 AM 6 0.07 0.00 0.07 10.52 0.02 89.33 11:15:01 AM 7 6.76 0.00 0.57 12.53 0.03 80.12 11:16:01 AM all 3.01 0.00 0.35 2.75 0.02 93.87 11:16:01 AM 0 0.18 0.00 0.07 0.00 0.03 99.72 11:16:01 AM 1 10.29 0.00 1.25 1.47 0.05 86.94 11:16:01 AM 2 5.01 0.00 0.55 5.92 0.03 88.49 11:16:01 AM 3 7.12 0.00 0.45 4.32 0.03 88.07 11:16:01 AM 4 0.03 0.00 0.07 0.00 0.00 99.90 11:16:01 AM 5 1.35 0.00 0.20 0.08 0.00 98.37 11:16:01 AM 6 0.05 0.00 0.10 1.39 0.03 98.43 11:16:01 AM 7 0.07 0.00 0.12 8.77 0.00 91.05 11:17:01 AM all 7.57 0.00 0.88 4.11 0.05 87.39 11:17:01 AM 0 4.93 0.00 0.59 6.50 0.07 87.91 11:17:01 AM 1 4.90 0.00 0.90 2.21 0.05 91.94 11:17:01 AM 2 6.78 0.00 0.58 7.18 0.05 85.41 11:17:01 AM 3 13.35 0.00 0.99 7.65 0.07 77.95 11:17:01 AM 4 5.61 0.00 0.65 1.92 0.05 91.77 11:17:01 AM 5 5.25 0.00 0.87 1.57 0.03 92.28 11:17:01 AM 6 14.82 0.00 1.94 3.77 0.07 79.41 11:17:01 AM 7 4.94 0.00 0.55 2.04 0.05 92.42 11:18:01 AM all 4.53 0.00 0.43 4.68 0.03 90.34 11:18:01 AM 0 1.92 0.00 0.33 5.69 0.05 92.01 11:18:01 AM 1 3.25 0.00 0.40 6.31 0.03 90.00 11:18:01 AM 2 17.50 0.00 0.93 14.21 0.05 67.30 11:18:01 AM 3 0.55 0.00 0.23 3.04 0.02 96.16 11:18:01 AM 4 0.35 0.00 0.30 3.41 0.02 95.92 11:18:01 AM 5 8.07 0.00 0.58 3.42 0.03 87.89 11:18:01 AM 6 2.62 0.00 0.42 0.58 0.03 96.35 11:18:01 AM 7 1.92 0.00 0.20 0.73 0.03 97.11 Average: all 5.20 0.00 0.77 6.59 0.04 87.41 Average: 0 2.96 0.00 0.61 4.09 0.04 92.30 Average: 1 5.76 0.00 0.95 9.10 0.04 84.16 Average: 2 7.48 0.00 0.78 8.53 0.04 83.18 Average: 3 7.36 0.00 0.87 5.16 0.04 86.57 Average: 4 2.78 0.00 0.53 2.22 0.03 94.44 Average: 5 5.75 0.00 0.85 7.41 0.03 85.96 Average: 6 5.03 0.00 0.93 5.84 0.04 88.16 Average: 7 4.45 0.00 0.64 10.39 0.03 84.49