---> uname -a: Linux prd-centos8-docker-4c-4g-6880.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: 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): 0-3 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 752 12105 19 2902 14670 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:07:54:af brd ff:ff:ff:ff:ff:ff altname enp0s3 altname ens3 inet 10.30.106.27/23 brd 10.30.107.255 scope global dynamic noprefixroute eth0 valid_lft 86144sec preferred_lft 86144sec inet6 fe80::f816:3eff:fe07:54af/64 scope link valid_lft forever preferred_lft forever 3: docker0: mtu 1500 qdisc noqueue state DOWN group default link/ether 02:42:56:18:5a:99 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) 06/04/2026 _x86_64_ (4 CPU) 13:23:11 LINUX RESTART (4 CPU) 01:24:01 PM tps rtps wtps bread/s bwrtn/s 01:25:01 PM 229.92 14.96 214.96 3220.26 14037.24 01:26:01 PM 123.70 6.17 117.53 1055.02 12124.23 01:27:01 PM 33.06 3.02 30.04 109.96 600.97 Average: 128.89 8.05 120.84 1461.77 8920.63 01:24:01 PM kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 01:25:01 PM 12682960 14847296 3456360 21.42 2688 2368232 1338628 7.79 190880 2854452 153996 01:26:01 PM 11469368 13844896 4669952 28.94 2688 2576156 2301052 13.39 255404 3987156 1924 01:27:01 PM 12360232 14992976 3779088 23.42 2688 2830960 1182420 6.88 532004 2822168 270612 Average: 12170853 14561723 3968467 24.59 2688 2591783 1607367 9.35 326096 3221259 142177 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 220.03 168.69 2303.69 35.69 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 21.51 21.51 4.50 4.50 0.00 0.00 0.00 0.00 01:26:01 PM eth0 285.10 162.12 2827.74 49.10 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 7.86 7.86 1.61 1.61 0.00 0.00 0.00 0.00 01:27:01 PM eth0 72.76 78.19 277.52 933.67 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 Average: lo 9.79 9.79 2.04 2.04 0.00 0.00 0.00 0.00 Average: eth0 192.62 136.33 1802.93 339.50 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) 06/04/2026 _x86_64_ (4 CPU) 13:23:11 LINUX RESTART (4 CPU) 01:24:01 PM CPU %user %nice %system %iowait %steal %idle 01:25:01 PM all 25.86 0.00 2.59 1.52 0.10 69.93 01:25:01 PM 0 28.34 0.00 2.46 1.34 0.10 67.76 01:25:01 PM 1 32.08 0.00 3.86 2.12 0.12 61.81 01:25:01 PM 2 22.54 0.00 1.73 1.21 0.10 74.43 01:25:01 PM 3 20.46 0.00 2.30 1.41 0.08 75.76 01:26:01 PM all 50.35 0.00 1.71 0.75 0.11 47.08 01:26:01 PM 0 58.85 0.00 1.70 0.40 0.10 38.94 01:26:01 PM 1 58.49 0.00 0.68 0.05 0.10 40.68 01:26:01 PM 2 44.82 0.00 2.63 1.89 0.12 50.54 01:26:01 PM 3 39.23 0.00 1.81 0.67 0.12 58.18 01:27:01 PM all 15.77 0.00 1.37 0.13 0.06 82.66 01:27:01 PM 0 7.91 0.00 1.22 0.25 0.07 90.55 01:27:01 PM 1 18.43 0.00 1.45 0.12 0.07 79.93 01:27:01 PM 2 19.42 0.00 1.57 0.08 0.05 78.88 01:27:01 PM 3 17.34 0.00 1.25 0.08 0.07 81.26 Average: all 30.66 0.00 1.89 0.80 0.09 66.56 Average: 0 31.70 0.00 1.79 0.66 0.09 65.76 Average: 1 36.33 0.00 2.00 0.76 0.09 60.81 Average: 2 28.92 0.00 1.97 1.06 0.09 67.96 Average: 3 25.67 0.00 1.78 0.72 0.09 71.74