---> uname -a: Linux prd-centos8-docker-4c-4g-7069.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 757 12179 19 2825 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:e6:5b:01 brd ff:ff:ff:ff:ff:ff altname enp0s3 altname ens3 inet 10.30.106.250/23 brd 10.30.107.255 scope global dynamic noprefixroute eth0 valid_lft 86033sec preferred_lft 86033sec inet6 fe80::f816:3eff:fee6:5b01/64 scope link valid_lft forever preferred_lft forever 3: docker0: mtu 1500 qdisc noqueue state DOWN group default link/ether 02:42:3d:28:37:32 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) 04/29/2026 _x86_64_ (4 CPU) 13:22:36 LINUX RESTART (4 CPU) 01:23:01 PM tps rtps wtps bread/s bwrtn/s 01:24:01 PM 126.16 16.53 109.63 2471.04 3406.66 01:25:01 PM 130.52 14.70 115.83 3113.76 9041.79 01:26:01 PM 163.26 0.17 163.09 2.80 8767.16 01:27:01 PM 69.62 6.25 63.37 1080.09 8189.87 01:28:01 PM 25.09 0.47 24.63 16.13 527.16 Average: 102.93 7.62 95.31 1336.82 5986.36 01:23:01 PM kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 01:24:01 PM 13570248 15134968 2571284 15.93 2688 1791028 1147236 6.67 137676 2121688 47776 01:25:01 PM 13012128 15010308 3129404 19.39 2688 2208496 1232360 7.17 157160 2588476 173204 01:26:01 PM 12612280 14842340 3529252 21.86 2688 2435080 1331664 7.75 192156 2932716 194776 01:27:01 PM 11213656 13512676 4927876 30.53 2688 2502220 2605568 15.16 254840 4256832 2384 01:28:01 PM 12450652 14996672 3690880 22.87 2688 2747168 1180760 6.87 350416 2927380 261568 Average: 12571793 14699393 3569739 22.12 2688 2336798 1499518 8.72 218450 2965418 135942 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 328.29 189.50 1008.20 65.94 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 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 01:25:01 PM eth0 149.92 103.47 1503.60 20.57 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 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 01:26:01 PM eth0 292.42 221.96 3609.29 30.39 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 15.65 15.65 3.81 3.81 0.00 0.00 0.00 0.00 01:27:01 PM eth0 75.44 60.19 495.13 26.87 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 01:28:01 PM lo 16.61 16.61 2.60 2.60 0.00 0.00 0.00 0.00 01:28:01 PM eth0 56.45 47.07 270.97 21.95 0.00 0.00 0.00 0.00 01:28:01 PM docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 Average: lo 6.45 6.45 1.28 1.28 0.00 0.00 0.00 0.00 Average: eth0 180.50 124.44 1377.39 33.14 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) 04/29/2026 _x86_64_ (4 CPU) 13:22:36 LINUX RESTART (4 CPU) 01:23:01 PM CPU %user %nice %system %iowait %steal %idle 01:24:01 PM all 14.01 0.00 1.89 7.99 0.08 76.04 01:24:01 PM 0 13.39 0.00 1.76 3.69 0.07 81.10 01:24:01 PM 1 18.31 0.00 2.75 13.96 0.08 64.90 01:24:01 PM 2 12.64 0.00 1.07 1.34 0.08 84.86 01:24:01 PM 3 11.71 0.00 1.96 12.97 0.07 73.29 01:25:01 PM all 15.58 0.00 1.78 7.48 0.08 75.08 01:25:01 PM 0 14.60 0.00 1.67 8.19 0.07 75.47 01:25:01 PM 1 21.60 0.00 2.58 6.79 0.08 68.95 01:25:01 PM 2 11.37 0.00 1.37 9.56 0.08 77.62 01:25:01 PM 3 14.75 0.00 1.49 5.39 0.08 78.28 01:26:01 PM all 13.76 0.00 1.52 13.88 0.09 70.76 01:26:01 PM 0 14.77 0.00 1.71 7.39 0.10 76.03 01:26:01 PM 1 13.30 0.00 1.12 15.14 0.08 70.36 01:26:01 PM 2 14.08 0.00 1.54 11.28 0.08 73.02 01:26:01 PM 3 12.88 0.00 1.71 21.70 0.10 63.61 01:27:01 PM all 46.20 0.00 1.37 12.30 0.10 40.02 01:27:01 PM 0 37.74 0.00 1.27 2.42 0.10 58.46 01:27:01 PM 1 49.29 0.00 1.27 18.18 0.10 31.16 01:27:01 PM 2 40.21 0.00 2.55 7.32 0.12 49.81 01:27:01 PM 3 57.54 0.00 0.40 21.26 0.10 20.69 01:28:01 PM all 14.50 0.00 1.12 0.14 0.06 84.18 01:28:01 PM 0 15.26 0.00 0.90 0.10 0.07 83.67 01:28:01 PM 1 17.29 0.00 1.60 0.33 0.07 80.71 01:28:01 PM 2 13.76 0.00 1.02 0.05 0.07 85.11 01:28:01 PM 3 11.69 0.00 0.95 0.07 0.05 87.24 Average: all 20.82 0.00 1.53 8.36 0.08 69.21 Average: 0 19.15 0.00 1.46 4.36 0.08 74.94 Average: 1 23.97 0.00 1.86 10.88 0.08 63.20 Average: 2 18.41 0.00 1.51 5.91 0.09 74.09 Average: 3 21.74 0.00 1.30 12.28 0.08 64.60