---> uname -a: Linux prd-centos8-docker-8c-8g-6549.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: 2799.996 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 1092 26900 19 3898 30324 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:70:e2:d3 brd ff:ff:ff:ff:ff:ff altname enp0s3 altname ens3 inet 10.30.107.47/23 brd 10.30.107.255 scope global dynamic noprefixroute eth0 valid_lft 85969sec preferred_lft 85969sec inet6 fe80::f816:3eff:fe70:e2d3/64 scope link valid_lft forever preferred_lft forever 3: docker0: mtu 1500 qdisc noqueue state DOWN group default link/ether 02:42:91:5f:e7:dc 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::42:91ff:fe5f:e7dc/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) 04/28/2026 _x86_64_ (8 CPU) 04:42:19 LINUX RESTART (8 CPU) 04:43:01 AM tps rtps wtps bread/s bwrtn/s 04:44:01 AM 212.83 16.81 196.02 3192.13 11104.38 04:45:01 AM 195.52 3.02 192.50 1193.80 17500.10 04:46:01 AM 147.77 0.60 147.17 424.79 41726.92 04:47:01 AM 32.04 0.02 32.02 0.27 495.80 04:48:01 AM 13.61 0.48 13.13 21.46 364.72 04:49:01 AM 6.55 0.07 6.48 9.73 240.03 Average: 101.38 3.50 97.88 806.95 11905.20 04:43:01 AM kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 04:44:01 AM 28932664 30914308 3723048 11.40 2688 2297804 1663480 4.94 172784 3085052 223100 04:45:01 AM 27859736 30156784 4795976 14.69 2688 2606932 2289860 6.79 263392 4034884 24144 04:46:01 AM 24837724 28323612 7817988 23.94 2688 3769032 3947112 11.71 426692 6783544 628 04:47:01 AM 24363348 27853376 8292364 25.39 2688 3772004 4485336 13.31 446648 7232016 80 04:48:01 AM 24170740 27666472 8484972 25.98 2688 3778008 4384896 13.01 449844 7422560 100 04:49:01 AM 27531696 31026216 5124016 15.69 2688 3776876 1559220 4.63 622124 3903696 7384 Average: 26282651 29323461 6373061 19.52 2688 3333443 3054984 9.06 396914 5410292 42573 04:43:01 AM IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 04:44:01 AM lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 04:44:01 AM eth0 241.89 180.92 2658.18 32.33 0.00 0.00 0.00 0.00 04:44:01 AM docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 04:45:01 AM lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 04:45:01 AM eth0 300.92 232.88 4226.59 32.75 0.00 0.00 0.00 0.00 04:45:01 AM docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 04:46:01 AM lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 04:46:01 AM eth0 369.89 252.13 10211.54 29.95 0.00 0.00 0.00 0.00 04:46:01 AM docker0 0.00 0.08 0.00 0.01 0.00 0.00 0.00 0.00 04:47:01 AM lo 36.75 36.75 3.52 3.52 0.00 0.00 0.00 0.00 04:47:01 AM eth0 95.05 69.31 26.20 28.75 0.00 0.00 0.00 0.00 04:47:01 AM docker0 10.43 11.73 1.54 1.44 0.00 0.00 0.00 0.00 04:47:01 AM vethb8b4fb2 0.00 0.13 0.00 0.01 0.00 0.00 0.00 0.00 04:48:01 AM lo 70.26 70.26 3.92 3.92 0.00 0.00 0.00 0.00 04:48:01 AM eth0 224.85 190.79 69.12 84.82 0.00 0.00 0.00 0.00 04:48:01 AM docker0 2.53 2.98 0.37 0.43 0.00 0.00 0.00 0.00 04:49:01 AM lo 54.16 54.16 2.64 2.64 0.00 0.00 0.00 0.00 04:49:01 AM eth0 231.94 175.60 66.61 67.08 0.00 0.00 0.00 0.00 04:49:01 AM docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 Average: lo 26.86 26.86 1.68 1.68 0.00 0.00 0.00 0.00 Average: eth0 244.09 183.60 2876.34 45.95 0.00 0.00 0.00 0.00 Average: docker0 2.16 2.47 0.32 0.31 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) 04/28/2026 _x86_64_ (8 CPU) 04:42:19 LINUX RESTART (8 CPU) 04:43:01 AM CPU %user %nice %system %iowait %steal %idle 04:44:01 AM all 12.30 0.00 1.14 0.63 0.06 85.87 04:44:01 AM 0 9.97 0.00 0.43 0.10 0.07 89.43 04:44:01 AM 1 8.92 0.00 0.89 0.94 0.07 89.19 04:44:01 AM 2 10.34 0.00 0.85 0.50 0.05 88.25 04:44:01 AM 3 7.66 0.00 0.75 0.72 0.07 90.80 04:44:01 AM 4 27.62 0.00 2.84 0.45 0.07 69.02 04:44:01 AM 5 6.03 0.00 0.93 0.80 0.03 92.20 04:44:01 AM 6 10.59 0.00 1.36 0.94 0.05 87.07 04:44:01 AM 7 17.26 0.00 1.07 0.58 0.05 81.04 04:45:01 AM all 28.60 0.00 1.00 0.69 0.08 69.63 04:45:01 AM 0 27.19 0.00 0.63 0.97 0.08 71.12 04:45:01 AM 1 29.41 0.00 1.32 0.45 0.08 68.73 04:45:01 AM 2 39.71 0.00 1.69 0.58 0.10 57.92 04:45:01 AM 3 35.63 0.00 0.95 0.93 0.08 62.40 04:45:01 AM 4 22.05 0.00 1.07 0.65 0.08 76.14 04:45:01 AM 5 13.95 0.00 0.70 0.43 0.07 84.85 04:45:01 AM 6 37.40 0.00 0.72 0.38 0.07 61.43 04:45:01 AM 7 23.41 0.00 0.94 1.10 0.05 74.50 04:46:01 AM all 38.35 0.00 2.65 0.72 0.09 58.19 04:46:01 AM 0 24.66 0.00 3.02 0.50 0.08 71.73 04:46:01 AM 1 44.28 0.00 3.41 1.34 0.10 50.87 04:46:01 AM 2 47.64 0.00 2.72 0.45 0.10 49.09 04:46:01 AM 3 39.27 0.00 2.27 0.55 0.08 57.82 04:46:01 AM 4 43.24 0.00 2.16 1.49 0.08 53.02 04:46:01 AM 5 44.05 0.00 2.83 0.40 0.10 52.62 04:46:01 AM 6 20.77 0.00 2.42 0.65 0.08 76.07 04:46:01 AM 7 42.85 0.00 2.37 0.34 0.08 54.35 04:47:01 AM all 21.37 0.00 2.16 0.09 0.09 76.29 04:47:01 AM 0 13.39 0.00 2.38 0.46 0.08 83.70 04:47:01 AM 1 36.95 0.00 2.00 0.07 0.08 60.89 04:47:01 AM 2 25.39 0.00 2.30 0.02 0.09 72.20 04:47:01 AM 3 21.37 0.00 1.82 0.07 0.08 76.66 04:47:01 AM 4 17.44 0.00 2.26 0.02 0.08 80.21 04:47:01 AM 5 18.11 0.00 2.12 0.02 0.10 79.66 04:47:01 AM 6 20.76 0.00 1.94 0.03 0.08 77.18 04:47:01 AM 7 17.58 0.00 2.45 0.03 0.08 79.85 04:48:01 AM all 9.10 0.00 1.36 0.02 0.07 89.45 04:48:01 AM 0 8.84 0.00 1.47 0.02 0.07 89.61 04:48:01 AM 1 9.56 0.00 1.65 0.00 0.07 88.72 04:48:01 AM 2 12.62 0.00 2.09 0.03 0.07 85.19 04:48:01 AM 3 8.84 0.00 1.19 0.03 0.07 89.87 04:48:01 AM 4 8.39 0.00 1.00 0.02 0.07 90.53 04:48:01 AM 5 9.44 0.00 1.79 0.00 0.07 88.71 04:48:01 AM 6 7.97 0.00 0.79 0.02 0.07 91.16 04:48:01 AM 7 7.16 0.00 0.92 0.03 0.07 91.81 04:49:01 AM all 3.91 0.00 0.89 0.01 0.06 95.13 04:49:01 AM 0 3.09 0.00 0.79 0.02 0.07 96.04 04:49:01 AM 1 6.98 0.00 1.32 0.02 0.07 91.62 04:49:01 AM 2 1.70 0.00 1.87 0.00 0.07 96.36 04:49:01 AM 3 5.45 0.00 0.77 0.03 0.07 93.69 04:49:01 AM 4 4.66 0.00 0.67 0.02 0.05 94.61 04:49:01 AM 5 4.77 0.00 0.62 0.03 0.05 94.53 04:49:01 AM 6 2.51 0.00 0.70 0.00 0.05 96.74 04:49:01 AM 7 2.09 0.00 0.37 0.00 0.05 97.49 Average: all 18.92 0.00 1.53 0.36 0.07 79.12 Average: 0 14.52 0.00 1.45 0.34 0.08 83.61 Average: 1 22.65 0.00 1.76 0.47 0.08 75.04 Average: 2 22.88 0.00 1.92 0.27 0.08 74.86 Average: 3 19.69 0.00 1.29 0.39 0.08 78.56 Average: 4 20.56 0.00 1.67 0.44 0.07 77.26 Average: 5 16.02 0.00 1.50 0.28 0.07 82.13 Average: 6 16.66 0.00 1.32 0.34 0.07 81.61 Average: 7 18.38 0.00 1.35 0.35 0.06 79.86