---> uname -a: Linux prd-centos8-docker-8c-8g-1167.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: 2800.000 BogoMIPS: 5600.00 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 1081 26440 19 4368 30342 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:cc:66:53 brd ff:ff:ff:ff:ff:ff altname enp0s3 altname ens3 inet 10.30.106.251/23 brd 10.30.107.255 scope global dynamic noprefixroute eth0 valid_lft 86068sec preferred_lft 86068sec inet6 fe80::f816:3eff:fecc:6653/64 scope link valid_lft forever preferred_lft forever 3: docker0: mtu 1500 qdisc noqueue state DOWN group default link/ether 02:42:87:14:6a: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::42:87ff:fe14:6ab1/64 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) 05/19/2026 _x86_64_ (8 CPU) 02:28:23 LINUX RESTART (8 CPU) 02:29:02 AM tps rtps wtps bread/s bwrtn/s 02:30:01 AM 179.06 14.86 164.20 3276.99 12094.80 02:31:01 AM 194.32 3.82 190.50 876.39 7938.99 02:32:01 AM 63.49 2.37 61.12 406.73 15618.46 02:33:01 AM 111.54 15.14 96.40 5519.37 26333.97 Average: 136.93 9.02 127.90 2516.99 15511.55 02:29:02 AM kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 02:30:01 AM 29218816 31132092 3436896 10.52 2688 2232036 2051976 6.09 185268 2790916 120592 02:31:01 AM 27640568 29919868 5015144 15.36 2688 2591352 2693140 7.99 224808 4300832 276220 02:32:01 AM 26708080 29784468 5947632 18.21 2688 3373924 2622880 7.78 315748 5091224 613212 02:33:01 AM 26072032 29966580 6583680 20.16 2688 4186044 2372352 7.04 740520 5278672 619780 Average: 27409874 30200752 5245838 16.06 2688 3095839 2435087 7.22 366586 4365411 407451 02:29:02 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 145.51 109.51 1931.92 35.69 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 437.59 335.14 5365.09 42.23 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 1378.15 357.42 6641.08 28.13 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 11.94 11.94 1.27 1.27 0.00 0.00 0.00 0.00 02:33:01 AM eth0 119.12 98.32 1397.05 22.01 0.00 0.00 0.00 0.00 02:33:01 AM docker0 4.31 5.43 0.62 0.63 0.00 0.00 0.00 0.00 Average: lo 3.00 3.00 0.32 0.32 0.00 0.00 0.00 0.00 Average: eth0 521.61 225.57 3841.46 32.00 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 4.18.0-448.el8.x86_64 (centos-stream-8-docker-63ec32c8-5733-60f9-7d79-7a12e2b2c472.nova) 05/19/2026 _x86_64_ (8 CPU) 02:28:23 LINUX RESTART (8 CPU) 02:29:02 AM CPU %user %nice %system %iowait %steal %idle 02:30:01 AM all 11.40 0.00 1.26 2.05 0.06 85.22 02:30:01 AM 0 5.75 0.00 0.76 0.39 0.07 93.03 02:30:01 AM 1 4.83 0.00 1.02 12.79 0.08 81.28 02:30:01 AM 2 17.10 0.00 1.62 0.37 0.07 80.84 02:30:01 AM 3 24.81 0.00 2.38 1.04 0.08 71.69 02:30:01 AM 4 7.27 0.00 0.90 0.27 0.05 91.51 02:30:01 AM 5 8.38 0.00 1.14 0.73 0.07 89.68 02:30:01 AM 6 14.58 0.00 1.46 0.20 0.05 83.70 02:30:01 AM 7 8.51 0.00 0.82 0.61 0.03 90.03 02:31:01 AM all 15.41 0.00 0.94 6.99 0.07 76.59 02:31:01 AM 0 18.56 0.00 1.05 1.75 0.08 78.55 02:31:01 AM 1 13.08 0.00 1.14 9.57 0.12 76.10 02:31:01 AM 2 11.04 0.00 0.85 6.93 0.07 81.11 02:31:01 AM 3 13.79 0.00 0.89 2.77 0.07 82.49 02:31:01 AM 4 17.54 0.00 1.35 29.40 0.07 51.64 02:31:01 AM 5 23.10 0.00 0.38 0.13 0.05 76.34 02:31:01 AM 6 10.44 0.00 0.79 0.28 0.07 88.42 02:31:01 AM 7 15.71 0.00 1.07 5.11 0.07 78.05 02:32:01 AM all 18.50 0.00 1.80 0.34 0.07 79.28 02:32:01 AM 0 19.64 0.00 1.95 0.00 0.07 78.34 02:32:01 AM 1 18.92 0.00 2.09 1.34 0.08 77.56 02:32:01 AM 2 22.41 0.00 2.54 0.05 0.07 74.94 02:32:01 AM 3 5.26 0.00 1.78 0.27 0.07 92.62 02:32:01 AM 4 29.55 0.00 1.66 0.00 0.10 68.68 02:32:01 AM 5 14.38 0.00 1.27 0.28 0.05 84.01 02:32:01 AM 6 8.73 0.00 1.85 0.15 0.05 89.22 02:32:01 AM 7 29.17 0.00 1.26 0.66 0.08 68.83 02:33:01 AM all 19.72 0.29 2.48 0.82 0.08 76.61 02:33:01 AM 0 14.50 0.03 2.23 0.37 0.08 82.79 02:33:01 AM 1 26.00 0.03 2.95 0.40 0.08 70.53 02:33:01 AM 2 17.45 0.00 2.53 0.40 0.07 79.56 02:33:01 AM 3 20.65 0.02 2.18 1.22 0.10 75.84 02:33:01 AM 4 19.58 1.54 2.43 1.02 0.07 75.36 02:33:01 AM 5 20.37 0.00 2.78 1.14 0.08 75.63 02:33:01 AM 6 18.32 0.69 2.43 0.62 0.08 77.85 02:33:01 AM 7 20.89 0.03 2.33 1.39 0.08 75.28 Average: all 16.27 0.07 1.62 2.56 0.07 79.40 Average: 0 14.64 0.01 1.50 0.63 0.08 83.14 Average: 1 15.74 0.01 1.80 6.00 0.09 76.35 Average: 2 16.99 0.00 1.88 1.95 0.07 79.11 Average: 3 16.10 0.00 1.80 1.33 0.08 80.69 Average: 4 18.51 0.39 1.59 7.72 0.07 71.72 Average: 5 16.59 0.00 1.39 0.57 0.06 81.38 Average: 6 13.02 0.17 1.63 0.32 0.06 84.80 Average: 7 18.59 0.01 1.37 1.95 0.07 78.01