---> uname -a: Linux prd-centos8-docker-4c-4g-5759.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 818 12035 19 2906 14605 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:74:d8:bf brd ff:ff:ff:ff:ff:ff altname enp0s3 altname ens3 inet 10.30.106.170/23 brd 10.30.107.255 scope global dynamic noprefixroute eth0 valid_lft 86118sec preferred_lft 86118sec inet6 fe80::f816:3eff:fe74:d8bf/64 scope link valid_lft forever preferred_lft forever 3: docker0: mtu 1500 qdisc noqueue state DOWN group default link/ether 02:42:62:68:ea:a4 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 4.18.0-500.el8.x86_64 (centos-stream-8-docker-35e3e635-7ea0-4115-9f61-813d979b482a.nova) 07/06/2026 _x86_64_ (4 CPU) 13:23:20 LINUX RESTART (4 CPU) 01:24:01 PM tps rtps wtps bread/s bwrtn/s 01:25:01 PM 141.86 14.93 126.93 3144.41 9320.71 01:26:01 PM 221.44 5.81 215.63 1064.05 17572.33 01:27:01 PM 23.04 0.60 22.44 17.86 1880.56 01:28:01 PM 61.08 3.17 57.91 140.22 9705.95 Average: 111.85 6.13 105.73 1091.55 9619.90 01:24:01 PM kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 01:25:01 PM 12813832 14894628 3325488 20.60 2688 2288404 1396640 8.13 158064 2777584 251412 01:26:01 PM 11603880 13981136 4535440 28.10 2688 2578080 2096456 12.20 244872 3866832 48200 01:27:01 PM 11240584 13620436 4898736 30.35 2688 2580480 2477536 14.41 255480 4218784 232 01:28:01 PM 12317840 14948752 3821480 23.68 2688 2828756 1212268 7.05 539520 2856596 8336 Average: 11994034 14361238 4145286 25.68 2688 2568930 1795725 10.45 299484 3429949 77045 01:24:01 PM IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 01:25:01 PM lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 01:25:01 PM eth0 181.99 122.58 1797.27 24.21 0.00 0.00 0.00 0.00 01:25:01 PM docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 01:26:01 PM lo 1.02 1.02 0.09 0.09 0.00 0.00 0.00 0.00 01:26:01 PM eth0 602.18 341.74 4125.42 88.39 0.00 0.00 0.00 0.00 01:26:01 PM docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 01:27:01 PM lo 25.94 25.94 5.13 5.13 0.00 0.00 0.00 0.00 01:27:01 PM eth0 39.72 21.34 17.59 21.31 0.00 0.00 0.00 0.00 01:27:01 PM docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 01:28:01 PM lo 1.90 1.90 0.85 0.85 0.00 0.00 0.00 0.00 01:28:01 PM eth0 76.31 80.09 286.77 930.49 0.00 0.00 0.00 0.00 01:28:01 PM docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 Average: lo 7.21 7.21 1.52 1.52 0.00 0.00 0.00 0.00 Average: eth0 225.05 141.44 1556.76 266.11 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 4.18.0-500.el8.x86_64 (centos-stream-8-docker-35e3e635-7ea0-4115-9f61-813d979b482a.nova) 07/06/2026 _x86_64_ (4 CPU) 13:23:20 LINUX RESTART (4 CPU) 01:24:01 PM CPU %user %nice %system %iowait %steal %idle 01:25:01 PM all 21.50 0.00 2.21 0.95 0.10 75.25 01:25:01 PM 0 15.64 0.00 1.97 0.84 0.07 81.49 01:25:01 PM 1 25.12 0.00 2.16 0.50 0.12 72.10 01:25:01 PM 2 10.75 0.00 1.46 1.06 0.08 86.66 01:25:01 PM 3 34.47 0.00 3.25 1.39 0.13 60.76 01:26:01 PM all 48.35 0.00 2.53 1.37 0.15 47.59 01:26:01 PM 0 37.86 0.00 3.48 2.41 0.15 56.09 01:26:01 PM 1 42.47 0.00 3.11 1.31 0.15 52.95 01:26:01 PM 2 58.38 0.00 2.07 1.24 0.17 38.14 01:26:01 PM 3 54.67 0.00 1.47 0.54 0.15 43.18 01:27:01 PM all 17.36 0.00 0.64 0.10 0.05 81.84 01:27:01 PM 0 13.33 0.00 0.94 0.23 0.05 85.45 01:27:01 PM 1 12.82 0.00 0.74 0.07 0.05 86.33 01:27:01 PM 2 21.86 0.00 0.47 0.10 0.07 77.51 01:27:01 PM 3 21.43 0.00 0.43 0.02 0.05 78.07 01:28:01 PM all 25.06 0.00 2.34 0.66 0.08 71.86 01:28:01 PM 0 28.16 0.00 2.45 0.33 0.08 68.97 01:28:01 PM 1 23.29 0.00 1.94 0.70 0.08 73.98 01:28:01 PM 2 18.85 0.00 2.07 1.14 0.07 77.88 01:28:01 PM 3 29.95 0.00 2.89 0.47 0.08 66.61 Average: all 28.06 0.00 1.93 0.77 0.10 69.14 Average: 0 23.74 0.00 2.21 0.95 0.09 73.01 Average: 1 25.92 0.00 1.99 0.64 0.10 71.35 Average: 2 27.47 0.00 1.52 0.88 0.10 70.03 Average: 3 35.12 0.00 2.01 0.60 0.10 62.16