---> uname -a: Linux prd-centos8-docker-4c-4g-5264.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: 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 10G 71G 13% / tmpfs 1.6G 0 1.6G 0% /run/user/1001 ---> free -m: total used free shared buff/cache available Mem: 15763 802 12200 19 2760 14626 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:ed:54:61 brd ff:ff:ff:ff:ff:ff altname enp0s3 altname ens3 inet 10.30.106.142/23 brd 10.30.107.255 scope global dynamic noprefixroute eth0 valid_lft 86139sec preferred_lft 86139sec inet6 fe80::f816:3eff:feed:5461/64 scope link valid_lft forever preferred_lft forever 3: docker0: mtu 1500 qdisc noqueue state DOWN group default link/ether 02:42:8f:e8:c2:2a 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) 02/04/2026 _x86_64_ (4 CPU) 13:23:11 LINUX RESTART (4 CPU) 01:24:02 PM tps rtps wtps bread/s bwrtn/s 01:25:01 PM 227.23 15.06 212.17 3144.43 13878.24 01:26:01 PM 143.02 6.25 136.77 1079.91 10868.06 01:27:01 PM 33.54 1.28 32.26 53.46 756.61 Average: 134.09 7.49 126.60 1416.41 8471.37 01:24:02 PM kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 01:25:01 PM 12835580 14806364 3305952 20.48 2688 2177220 1384156 8.05 184264 2721492 59100 01:26:01 PM 11462736 13698124 4678796 28.99 2688 2438224 2437712 14.18 250044 4009220 3080 01:27:01 PM 12479264 14960528 3662268 22.69 2688 2682360 1233516 7.18 517928 2730152 262044 Average: 12259193 14488339 3882339 24.05 2688 2432601 1685128 9.80 317412 3153621 108075 01:24:02 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 148.63 123.97 1580.09 32.05 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 21.41 21.41 4.48 4.48 0.00 0.00 0.00 0.00 01:26:01 PM eth0 317.53 202.68 3669.85 43.69 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 8.12 8.12 1.64 1.64 0.00 0.00 0.00 0.00 01:27:01 PM eth0 55.06 65.62 269.90 924.05 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 9.90 9.90 2.05 2.05 0.00 0.00 0.00 0.00 Average: eth0 173.88 130.80 1841.49 334.91 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) 02/04/2026 _x86_64_ (4 CPU) 13:23:11 LINUX RESTART (4 CPU) 01:24:02 PM CPU %user %nice %system %iowait %steal %idle 01:25:01 PM all 26.80 0.00 2.60 2.33 0.09 68.17 01:25:01 PM 0 18.97 0.00 2.23 2.48 0.08 76.24 01:25:01 PM 1 39.21 0.00 3.89 2.79 0.10 54.01 01:25:01 PM 2 21.91 0.00 1.79 2.03 0.09 74.19 01:25:01 PM 3 27.11 0.00 2.50 2.02 0.10 68.27 01:26:01 PM all 52.81 0.00 1.94 1.26 0.10 43.89 01:26:01 PM 0 65.95 0.00 0.72 0.03 0.10 33.20 01:26:01 PM 1 39.44 0.00 2.60 3.20 0.12 54.65 01:26:01 PM 2 48.92 0.00 3.04 1.27 0.10 46.66 01:26:01 PM 3 56.91 0.00 1.39 0.53 0.10 41.07 01:27:01 PM all 15.28 0.00 1.37 0.12 0.06 83.17 01:27:01 PM 0 23.48 0.00 1.80 0.13 0.08 74.49 01:27:01 PM 1 18.04 0.00 1.28 0.07 0.07 80.54 01:27:01 PM 2 8.11 0.00 1.49 0.20 0.05 90.15 01:27:01 PM 3 11.45 0.00 0.90 0.08 0.05 87.51 Average: all 31.65 0.00 1.97 1.23 0.09 65.07 Average: 0 36.22 0.00 1.58 0.87 0.09 61.23 Average: 1 32.18 0.00 2.58 2.01 0.10 63.13 Average: 2 26.35 0.00 2.11 1.16 0.08 70.31 Average: 3 31.85 0.00 1.59 0.87 0.08 65.61