---> uname -a: Linux prd-centos8-docker-4c-4g-4168.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): 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 13% / tmpfs 1.6G 0 1.6G 0% /run/user/1001 ---> free -m: total used free shared buff/cache available Mem: 15763 812 12130 19 2820 14615 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:af:c7:e8 brd ff:ff:ff:ff:ff:ff altname enp0s3 altname ens3 inet 10.30.107.147/23 brd 10.30.107.255 scope global dynamic noprefixroute eth0 valid_lft 86158sec preferred_lft 86158sec inet6 fe80::f816:3eff:feaf:c7e8/64 scope link valid_lft forever preferred_lft forever 3: docker0: mtu 1500 qdisc noqueue state DOWN group default link/ether 02:42:aa:96:7c:68 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) 04/06/2026 _x86_64_ (4 CPU) 13:22:27 LINUX RESTART (4 CPU) 01:23:02 PM tps rtps wtps bread/s bwrtn/s 01:24:01 PM 193.19 15.55 177.63 3286.34 9699.39 01:25:01 PM 186.92 6.16 180.76 1054.67 16336.73 01:26:01 PM 38.24 2.98 35.25 109.30 884.94 Average: 139.15 8.19 130.96 1473.35 8970.05 01:23:02 PM kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 01:24:01 PM 12848668 14870536 3292864 20.40 2688 2230144 1378124 8.02 186872 2719636 207112 01:25:01 PM 11540652 13835336 4600880 28.50 2688 2497816 2259304 13.14 254780 3929636 3052 01:26:01 PM 12409664 14953100 3731868 23.12 2688 2744228 1203440 7.00 522692 2793964 262024 Average: 12266328 14552991 3875204 24.01 2688 2490729 1613623 9.39 321448 3147745 157396 01:23:02 PM IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 01:24:01 PM lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 01:24:01 PM eth0 160.45 127.09 1992.28 30.12 0.00 0.00 0.00 0.00 01:24:01 PM docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 01:25:01 PM lo 13.98 13.98 3.60 3.60 0.00 0.00 0.00 0.00 01:25:01 PM eth0 452.87 246.81 3769.39 65.75 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 15.11 15.11 2.48 2.48 0.00 0.00 0.00 0.00 01:26:01 PM eth0 69.96 72.68 277.19 932.82 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 Average: lo 9.75 9.75 2.04 2.04 0.00 0.00 0.00 0.00 Average: eth0 228.15 148.99 2013.17 344.63 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) 04/06/2026 _x86_64_ (4 CPU) 13:22:27 LINUX RESTART (4 CPU) 01:23:02 PM CPU %user %nice %system %iowait %steal %idle 01:24:01 PM all 26.47 0.00 2.52 1.14 0.09 69.76 01:24:01 PM 0 30.23 0.00 3.54 1.17 0.12 64.94 01:24:01 PM 1 29.65 0.00 2.72 1.51 0.08 66.04 01:24:01 PM 2 25.37 0.00 2.14 0.85 0.09 71.55 01:24:01 PM 3 20.65 0.00 1.70 1.04 0.09 76.53 01:25:01 PM all 50.30 0.00 1.87 1.25 0.09 46.48 01:25:01 PM 0 57.42 0.00 1.85 0.92 0.08 39.73 01:25:01 PM 1 37.17 0.00 1.59 0.84 0.10 60.31 01:25:01 PM 2 47.16 0.00 2.67 2.44 0.10 47.63 01:25:01 PM 3 59.44 0.00 1.37 0.82 0.08 38.29 01:26:01 PM all 16.06 0.00 1.38 0.13 0.07 82.36 01:26:01 PM 0 12.78 0.00 1.38 0.08 0.07 85.69 01:26:01 PM 1 16.91 0.00 1.27 0.05 0.07 81.71 01:26:01 PM 2 22.25 0.00 1.54 0.13 0.07 76.02 01:26:01 PM 3 12.30 0.00 1.32 0.27 0.08 86.03 Average: all 30.97 0.00 1.92 0.84 0.09 66.18 Average: 0 33.49 0.00 2.25 0.72 0.09 63.45 Average: 1 27.89 0.00 1.85 0.80 0.08 69.38 Average: 2 31.63 0.00 2.12 1.14 0.08 65.02 Average: 3 30.86 0.00 1.46 0.71 0.08 66.89