---> uname -a: Linux prd-centos8-docker-4c-4g-2386.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 10G 71G 13% / tmpfs 1.6G 0 1.6G 0% /run/user/1001 ---> free -m: total used free shared buff/cache available Mem: 15763 819 12179 19 2764 14608 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:26:cf:4b brd ff:ff:ff:ff:ff:ff altname enp0s3 altname ens3 inet 10.30.106.244/23 brd 10.30.107.255 scope global dynamic noprefixroute eth0 valid_lft 86150sec preferred_lft 86150sec inet6 fe80::f816:3eff:fe26:cf4b/64 scope link valid_lft forever preferred_lft forever 3: docker0: mtu 1500 qdisc noqueue state DOWN group default link/ether 02:42:d0:e7:2e:c2 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) 12/31/2025 _x86_64_ (4 CPU) 13:22:27 LINUX RESTART (4 CPU) 01:23:01 PM tps rtps wtps bread/s bwrtn/s 01:24:01 PM 173.60 15.01 158.59 3100.32 9252.47 01:25:01 PM 196.48 6.25 190.23 1080.09 14665.84 01:26:01 PM 32.29 1.28 31.01 53.46 738.81 Average: 134.13 7.51 126.61 1411.47 8219.16 01:23:01 PM kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 01:24:01 PM 12998792 14961236 3142740 19.47 2688 2170708 1279520 7.44 181816 2575580 152776 01:25:01 PM 11532904 13770636 4608628 28.55 2688 2440344 2342012 13.62 249888 3937996 2372 01:26:01 PM 12525840 15011208 3615692 22.40 2688 2685936 1148796 6.68 514204 2684132 263572 Average: 12352512 14581027 3789020 23.47 2688 2432329 1590109 9.25 315303 3065903 139573 01:23:01 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 136.65 108.81 1541.48 27.05 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 12.76 12.76 3.52 3.52 0.00 0.00 0.00 0.00 01:25:01 PM eth0 350.59 250.74 3760.18 49.17 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 16.38 16.38 2.57 2.57 0.00 0.00 0.00 0.00 01:26:01 PM eth0 55.59 44.88 271.65 21.63 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 9.71 9.71 2.03 2.03 0.00 0.00 0.00 0.00 Average: eth0 180.94 134.81 1857.73 32.62 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) 12/31/2025 _x86_64_ (4 CPU) 13:22:27 LINUX RESTART (4 CPU) 01:23:01 PM CPU %user %nice %system %iowait %steal %idle 01:24:01 PM all 24.79 0.00 2.20 0.85 0.07 72.09 01:24:01 PM 0 38.34 0.00 2.90 0.78 0.08 57.89 01:24:01 PM 1 25.64 0.00 2.17 0.65 0.07 71.47 01:24:01 PM 2 14.86 0.00 1.74 0.92 0.07 82.42 01:24:01 PM 3 20.28 0.00 1.99 1.04 0.07 76.62 01:25:01 PM all 52.30 0.00 1.80 1.05 0.09 44.75 01:25:01 PM 0 47.76 0.00 1.64 1.22 0.10 49.28 01:25:01 PM 1 37.44 0.00 2.12 1.25 0.10 59.08 01:25:01 PM 2 62.93 0.00 1.44 0.75 0.08 34.80 01:25:01 PM 3 61.06 0.00 2.02 0.97 0.08 35.87 01:26:01 PM all 15.33 0.00 1.29 0.11 0.07 83.20 01:26:01 PM 0 19.00 0.00 1.17 0.05 0.07 79.71 01:26:01 PM 1 15.42 0.00 1.00 0.05 0.07 83.46 01:26:01 PM 2 11.29 0.00 1.47 0.28 0.08 86.87 01:26:01 PM 3 15.59 0.00 1.52 0.05 0.07 82.78 Average: all 30.80 0.00 1.77 0.67 0.08 66.68 Average: 0 35.03 0.00 1.90 0.68 0.08 62.30 Average: 1 26.16 0.00 1.76 0.65 0.08 71.35 Average: 2 29.71 0.00 1.55 0.65 0.08 68.01 Average: 3 32.32 0.00 1.84 0.69 0.07 65.08