---> uname -a: Linux prd-centos8-docker-4c-4g-982.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 797 12211 19 2754 14631 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:75:38:02 brd ff:ff:ff:ff:ff:ff altname enp0s3 altname ens3 inet 10.30.106.41/23 brd 10.30.107.255 scope global dynamic noprefixroute eth0 valid_lft 86156sec preferred_lft 86156sec inet6 fe80::f816:3eff:fe75:3802/64 scope link valid_lft forever preferred_lft forever 3: docker0: mtu 1500 qdisc noqueue state DOWN group default link/ether 02:42:a9:48:2e:f1 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) 12/23/2025 _x86_64_ (4 CPU) 13:22:30 LINUX RESTART (4 CPU) 01:23:01 PM tps rtps wtps bread/s bwrtn/s 01:24:01 PM 181.02 15.15 165.87 3205.87 9979.57 01:25:01 PM 154.39 6.28 148.11 1056.76 13622.46 01:26:01 PM 23.48 1.27 22.21 53.32 386.82 Average: 119.62 7.56 112.06 1438.57 7995.86 01:23:01 PM kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 01:24:01 PM 12875312 14827792 3266212 20.23 2688 2160964 1384316 8.05 153980 2724304 135288 01:25:01 PM 11446600 13665400 4694924 29.09 2688 2423096 2485716 14.46 243512 4037356 1864 01:26:01 PM 12500760 14975752 3640764 22.56 2688 2677092 1174372 6.83 514348 2715816 272864 Average: 12274224 14489648 3867300 23.96 2688 2420384 1681468 9.78 303947 3159159 136672 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 132.58 100.67 1419.74 25.96 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 20.08 20.08 4.33 4.33 0.00 0.00 0.00 0.00 01:25:01 PM eth0 324.35 221.05 3699.02 53.12 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 8.80 8.80 1.74 1.74 0.00 0.00 0.00 0.00 01:26:01 PM eth0 172.31 145.37 489.08 950.81 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 9.63 9.63 2.02 2.02 0.00 0.00 0.00 0.00 Average: eth0 209.74 155.69 1869.20 343.33 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) 12/23/2025 _x86_64_ (4 CPU) 13:22:30 LINUX RESTART (4 CPU) 01:23:01 PM CPU %user %nice %system %iowait %steal %idle 01:24:01 PM all 22.95 0.00 2.07 1.04 0.09 73.86 01:24:01 PM 0 8.55 0.00 1.17 0.94 0.08 89.26 01:24:01 PM 1 27.06 0.00 2.20 1.00 0.10 69.63 01:24:01 PM 2 29.99 0.00 2.82 1.32 0.08 65.78 01:24:01 PM 3 26.19 0.00 2.07 0.90 0.08 70.75 01:25:01 PM all 50.65 0.00 1.79 2.85 0.11 44.59 01:25:01 PM 0 30.33 0.00 2.31 8.57 0.12 58.67 01:25:01 PM 1 61.80 0.00 1.45 0.43 0.08 36.24 01:25:01 PM 2 48.81 0.00 1.76 1.32 0.12 47.99 01:25:01 PM 3 61.76 0.00 1.64 1.07 0.12 35.41 01:26:01 PM all 14.81 0.00 1.42 0.13 0.07 83.58 01:26:01 PM 0 15.14 0.00 1.27 0.03 0.07 83.49 01:26:01 PM 1 13.97 0.00 1.85 0.33 0.07 83.78 01:26:01 PM 2 18.39 0.00 1.29 0.10 0.07 80.15 01:26:01 PM 3 11.73 0.00 1.25 0.03 0.07 86.92 Average: all 29.44 0.00 1.76 1.34 0.09 67.38 Average: 0 18.00 0.00 1.58 3.18 0.09 77.15 Average: 1 34.29 0.00 1.84 0.59 0.08 63.20 Average: 2 32.39 0.00 1.96 0.91 0.09 64.65 Average: 3 33.10 0.00 1.66 0.67 0.09 64.49