---> uname -a: Linux prd-centos8-docker-4c-4g-305.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 lbrv nrip_save tsc_scale vmcb_clean flushbyasid pausefilter pfthreshold v_vmsave_vmload vgif 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: 15761 763 12101 20 2896 14659 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:0f:07:4c brd ff:ff:ff:ff:ff:ff altname enp0s3 altname ens3 inet 10.30.107.190/23 brd 10.30.107.255 scope global dynamic noprefixroute eth0 valid_lft 86171sec preferred_lft 86171sec inet6 fe80::f816:3eff:fe0f:74c/64 scope link valid_lft forever preferred_lft forever 3: docker0: mtu 1500 qdisc noqueue state DOWN group default link/ether 02:42:05:a8:a6:df 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) 10/09/2026 _x86_64_ (4 CPU) 13:22:43 LINUX RESTART (4 CPU) 01:23:03 PM tps rtps wtps bread/s bwrtn/s 01:24:01 PM 251.09 19.53 231.56 4406.07 9690.66 01:25:01 PM 266.37 19.37 247.00 4130.18 15108.83 01:26:01 PM 55.91 2.20 53.72 81.31 8153.70 Average: 190.46 13.63 176.83 2855.44 10999.39 01:23:03 PM kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 01:24:01 PM 13171744 15060712 2967572 18.39 2688 2101580 1152184 6.70 149644 2448788 258956 01:25:01 PM 11781740 14145748 4357576 27.00 2688 2565692 1937668 11.27 238588 3692468 228124 01:26:01 PM 12359332 14975160 3779984 23.42 2688 2815304 1203632 7.00 351052 3000556 263548 Average: 12437605 14727207 3701711 22.94 2688 2494192 1431161 8.33 246428 3047271 250209 01:23:03 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 370.51 210.50 2124.24 70.55 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 0.15 0.15 0.01 0.01 0.00 0.00 0.00 0.00 01:25:01 PM eth0 398.78 307.94 4564.63 63.15 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 31.77 31.77 8.28 8.28 0.00 0.00 0.00 0.00 01:26:01 PM eth0 77.39 64.05 273.88 39.99 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 10.76 10.76 2.80 2.80 0.00 0.00 0.00 0.00 Average: eth0 281.25 193.99 2323.38 57.75 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) 10/09/2026 _x86_64_ (4 CPU) 13:22:43 LINUX RESTART (4 CPU) 01:23:03 PM CPU %user %nice %system %iowait %steal %idle 01:24:01 PM all 24.25 0.00 2.97 2.31 0.02 70.45 01:24:01 PM 0 29.11 0.00 4.77 3.81 0.03 62.27 01:24:01 PM 1 18.42 0.00 2.80 0.98 0.02 77.79 01:24:01 PM 2 23.22 0.00 2.30 1.94 0.02 72.52 01:24:01 PM 3 26.29 0.00 2.01 2.53 0.02 69.16 01:25:01 PM all 42.76 0.00 3.19 1.51 0.02 52.52 01:25:01 PM 0 41.40 0.00 3.09 1.00 0.02 54.49 01:25:01 PM 1 38.19 0.00 3.33 2.11 0.02 56.35 01:25:01 PM 2 50.79 0.00 3.26 1.09 0.03 44.83 01:25:01 PM 3 40.64 0.00 3.08 1.86 0.02 54.41 01:26:01 PM all 36.59 0.00 1.94 0.34 0.01 61.12 01:26:01 PM 0 38.62 0.00 1.85 0.42 0.02 59.09 01:26:01 PM 1 23.20 0.00 2.39 0.72 0.00 73.69 01:26:01 PM 2 35.13 0.00 1.82 0.18 0.00 62.86 01:26:01 PM 3 49.39 0.00 1.69 0.03 0.03 48.86 Average: all 34.65 0.00 2.70 1.38 0.02 61.26 Average: 0 36.46 0.00 3.22 1.72 0.02 58.57 Average: 1 26.68 0.00 2.84 1.27 0.01 69.19 Average: 2 36.53 0.00 2.46 1.06 0.02 59.93 Average: 3 38.92 0.00 2.26 1.46 0.02 57.34