---> uname -a: Linux prd-centos8-docker-4c-4g-5463.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): 4 On-line CPU(s) list: 0-3 Thread(s) per core: 1 Core(s) per socket: 1 Socket(s): 4 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): 0-3 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: 4 ---> df -h: Filesystem Size Used Avail Use% Mounted on devtmpfs 7.7G 0 7.7G 0% /dev tmpfs 7.7G 0 7.7G 0% /dev/shm tmpfs 7.7G 17M 7.7G 1% /run tmpfs 7.7G 0 7.7G 0% /sys/fs/cgroup /dev/vda1 80G 11G 70G 14% / tmpfs 1.6G 0 1.6G 0% /run/user/1001 ---> free -m: total used free shared buff/cache available Mem: 15761 813 11743 19 3204 14599 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:49:ee:e3 brd ff:ff:ff:ff:ff:ff altname enp0s3 altname ens3 inet 10.30.106.240/23 brd 10.30.107.255 scope global dynamic noprefixroute eth0 valid_lft 85970sec preferred_lft 85970sec inet6 fe80::f816:3eff:fe49:eee3/64 scope link valid_lft forever preferred_lft forever 3: docker0: mtu 1500 qdisc noqueue state DOWN group default link/ether 02:42:6f:80:69:52 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::42:6fff:fe80:6952/64 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) 07/06/2026 _x86_64_ (4 CPU) 05:15:14 LINUX RESTART (4 CPU) 05:16:01 AM tps rtps wtps bread/s bwrtn/s 05:17:01 AM 118.82 2.37 116.46 1598.53 9481.78 05:18:01 AM 217.93 19.56 198.37 2632.72 13579.67 05:19:01 AM 32.66 0.05 32.61 1.07 7868.07 05:20:01 AM 5.18 1.80 3.38 56.51 234.26 05:21:01 AM 81.29 1.63 79.66 505.88 15433.52 05:22:01 AM 26.19 0.45 25.74 57.05 1366.69 Average: 80.35 4.31 76.04 808.69 7994.29 05:16:01 AM kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 05:17:01 AM 13076624 15127192 3062688 18.98 2688 2258236 1085248 6.31 151896 2525216 244648 05:18:01 AM 11436164 13892740 4703148 29.14 2688 2656664 2080600 12.11 242916 4034436 214624 05:19:01 AM 10439880 12909876 5699432 35.31 2688 2669036 2846060 16.56 263864 5001800 1992 05:20:01 AM 8935300 11414516 7204012 44.64 2688 2677932 4335340 25.22 267616 6498708 4500 05:21:01 AM 6455476 9421672 9683836 60.00 2688 3153924 13436968 78.18 374280 8787532 17372 05:22:01 AM 12041512 14962552 4097800 25.39 2688 3108692 1749220 10.18 582476 3043868 24296 Average: 10397493 12954758 5741819 35.58 2688 2754081 4255573 24.76 313841 4981927 84572 05:16:01 AM IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 05:17:01 AM lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 05:17:01 AM eth0 157.13 107.36 1648.24 17.25 0.00 0.00 0.00 0.00 05:17:01 AM docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 05:18:01 AM lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 05:18:01 AM eth0 364.95 289.59 4960.25 41.11 0.00 0.00 0.00 0.00 05:18:01 AM docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 05:19:01 AM lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 05:19:01 AM eth0 19.20 17.40 4.45 26.85 0.00 0.00 0.00 0.00 05:19:01 AM docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 05:20:01 AM lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 05:20:01 AM eth0 19.36 18.73 3.91 20.48 0.00 0.00 0.00 0.00 05:20:01 AM docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 05:21:01 AM lo 14.18 14.18 27.09 27.09 0.00 0.00 0.00 0.00 05:21:01 AM eth0 137.93 88.67 2824.83 11.07 0.00 0.00 0.00 0.00 05:21:01 AM docker0 0.15 0.25 0.01 0.02 0.00 0.00 0.00 0.00 05:21:01 AM vethb89e7ee 0.15 0.40 0.01 0.03 0.00 0.00 0.00 0.00 05:21:01 AM br-909ed45db193 5.30 5.31 25.58 0.90 0.00 0.00 0.00 0.00 05:21:01 AM veth8f85e92 5.91 5.38 25.67 0.88 0.00 0.00 0.00 0.00 05:21:01 AM vethbc228e7 10.43 11.28 26.51 26.58 0.00 0.00 0.00 0.00 05:22:01 AM lo 2.32 2.32 0.15 0.15 0.00 0.00 0.00 0.00 05:22:01 AM eth0 16.74 13.61 12.06 6.39 0.00 0.00 0.00 0.00 05:22:01 AM docker0 0.10 0.12 0.00 0.01 0.00 0.00 0.00 0.00 Average: lo 2.75 2.75 4.54 4.54 0.00 0.00 0.00 0.00 Average: eth0 119.22 89.23 1575.71 20.52 0.00 0.00 0.00 0.00 Average: docker0 0.04 0.06 0.00 0.00 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) 07/06/2026 _x86_64_ (4 CPU) 05:15:14 LINUX RESTART (4 CPU) 05:16:01 AM CPU %user %nice %system %iowait %steal %idle 05:17:01 AM all 14.10 0.00 1.53 0.61 0.06 83.71 05:17:01 AM 0 6.60 0.00 1.33 1.08 0.05 90.94 05:17:01 AM 1 24.21 0.00 2.22 0.48 0.07 73.02 05:17:01 AM 2 5.03 0.00 0.84 0.35 0.05 93.73 05:17:01 AM 3 20.58 0.00 1.72 0.50 0.07 77.13 05:18:01 AM all 49.96 0.00 3.21 0.93 0.10 45.79 05:18:01 AM 0 47.29 0.00 2.64 0.37 0.10 49.61 05:18:01 AM 1 45.44 0.00 3.13 1.27 0.12 50.04 05:18:01 AM 2 58.42 0.00 1.85 0.22 0.10 39.41 05:18:01 AM 3 48.70 0.00 5.23 1.86 0.10 44.11 05:19:01 AM all 43.49 0.00 0.80 0.20 0.09 55.42 05:19:01 AM 0 39.92 0.00 0.79 0.53 0.08 58.67 05:19:01 AM 1 45.89 0.00 1.30 0.05 0.10 52.66 05:19:01 AM 2 37.42 0.00 0.75 0.10 0.10 61.63 05:19:01 AM 3 50.73 0.00 0.37 0.10 0.08 48.71 05:20:01 AM all 25.24 0.00 0.58 0.02 0.06 74.10 05:20:01 AM 0 16.15 0.00 0.42 0.00 0.05 83.38 05:20:01 AM 1 17.85 0.00 0.45 0.02 0.07 81.62 05:20:01 AM 2 22.34 0.00 0.30 0.02 0.05 77.30 05:20:01 AM 3 44.63 0.00 1.13 0.05 0.07 54.12 05:21:01 AM all 38.32 0.00 2.80 0.57 0.09 58.22 05:21:01 AM 0 34.07 0.00 2.18 0.24 0.08 63.43 05:21:01 AM 1 35.11 0.00 2.84 0.84 0.08 61.13 05:21:01 AM 2 29.45 0.00 3.11 0.67 0.08 66.69 05:21:01 AM 3 54.62 0.00 3.07 0.54 0.10 41.67 05:22:01 AM all 21.27 0.00 1.37 0.08 0.06 77.22 05:22:01 AM 0 18.48 0.00 0.93 0.05 0.07 80.47 05:22:01 AM 1 29.76 0.00 2.11 0.10 0.07 67.96 05:22:01 AM 2 11.29 0.00 1.15 0.07 0.07 87.42 05:22:01 AM 3 25.56 0.00 1.27 0.08 0.05 73.04 Average: all 32.06 0.00 1.71 0.40 0.08 65.75 Average: 0 27.07 0.00 1.38 0.38 0.07 71.10 Average: 1 33.04 0.00 2.01 0.46 0.08 64.41 Average: 2 27.33 0.00 1.33 0.24 0.08 71.03 Average: 3 40.80 0.00 2.13 0.52 0.08 56.48