---> uname -a: Linux prd-centos8-docker-8c-8g-68.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): 8 On-line CPU(s) list: 0-7 Thread(s) per core: 1 Core(s) per socket: 1 Socket(s): 8 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): 0-7 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: 8 ---> df -h: Filesystem Size Used Avail Use% Mounted on devtmpfs 16G 0 16G 0% /dev tmpfs 16G 0 16G 0% /dev/shm tmpfs 16G 17M 16G 1% /run tmpfs 16G 0 16G 0% /sys/fs/cgroup /dev/vda1 160G 15G 146G 10% / tmpfs 3.2G 0 3.2G 0% /run/user/1001 ---> free -m: total used free shared buff/cache available Mem: 31890 1531 22789 19 7568 29885 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:70:8f:f7 brd ff:ff:ff:ff:ff:ff altname enp0s3 altname ens3 inet 10.30.107.138/23 brd 10.30.107.255 scope global dynamic noprefixroute eth0 valid_lft 85678sec preferred_lft 85678sec inet6 fe80::f816:3eff:fe70:8ff7/64 scope link valid_lft forever preferred_lft forever 3: docker0: mtu 1500 qdisc noqueue state DOWN group default link/ether 02:42:96:17:2c:a6 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 (prd-centos8-docker-8c-8g-68.novalocal) 12/15/2025 _x86_64_ (8 CPU) 12:00:01 AM tps rtps wtps bread/s bwrtn/s 12:01:01 AM 435.79 0.12 435.67 10.13 19762.28 12:02:01 AM 266.42 0.30 266.12 40.75 10991.86 Average: 351.07 0.21 350.86 25.45 15375.24 12:00:01 AM kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 12:01:01 AM 23341124 30595512 9314588 28.52 2688 7099276 1497352 4.44 787392 7030024 279200 12:02:01 AM 23324788 30587536 9330924 28.57 2688 7106304 1491964 4.43 794096 7023060 8340 Average: 23332956 30591524 9322756 28.55 2688 7102790 1494658 4.43 790744 7026542 143770 12:00:01 AM IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 12:01:01 AM lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 12:01:01 AM eth0 143.97 130.06 1055.88 30.28 0.00 0.00 0.00 0.00 12:01:01 AM docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 12:02:01 AM lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 12:02:01 AM eth0 14.42 12.62 11.09 5.42 0.00 0.00 0.00 0.00 12:02:01 AM docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 Average: lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 Average: eth0 79.17 71.31 533.27 17.85 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 (prd-centos8-docker-8c-8g-68.novalocal) 12/15/2025 _x86_64_ (8 CPU) 12:00:01 AM CPU %user %nice %system %iowait %steal %idle 12:01:01 AM all 11.17 0.02 1.82 7.30 0.07 79.63 12:01:01 AM 0 6.37 0.15 2.27 2.14 0.08 88.99 12:01:01 AM 1 28.56 0.00 2.89 11.90 0.07 56.58 12:01:01 AM 2 14.07 0.00 0.93 7.81 0.08 77.10 12:01:01 AM 3 7.58 0.00 0.95 8.70 0.07 82.70 12:01:01 AM 4 8.36 0.00 2.97 4.36 0.05 84.25 12:01:01 AM 5 4.29 0.00 0.77 8.87 0.05 86.02 12:01:01 AM 6 10.04 0.00 1.00 11.27 0.05 77.64 12:01:01 AM 7 10.06 0.00 2.78 3.30 0.08 83.77 12:02:01 AM all 5.52 0.00 0.63 8.00 0.04 85.81 12:02:01 AM 0 0.72 0.00 0.40 0.05 0.05 98.78 12:02:01 AM 1 15.00 0.00 0.87 9.58 0.05 74.50 12:02:01 AM 2 4.50 0.00 0.70 12.93 0.03 81.83 12:02:01 AM 3 7.89 0.00 0.75 6.77 0.03 84.55 12:02:01 AM 4 4.97 0.00 0.53 1.73 0.02 92.75 12:02:01 AM 5 2.47 0.00 0.52 3.25 0.05 93.71 12:02:01 AM 6 6.72 0.00 0.95 24.00 0.05 68.28 12:02:01 AM 7 1.87 0.00 0.35 5.67 0.02 92.10 Average: all 8.34 0.01 1.23 7.65 0.05 82.72 Average: 0 3.54 0.08 1.34 1.09 0.07 93.89 Average: 1 21.77 0.00 1.88 10.74 0.06 65.55 Average: 2 9.29 0.00 0.82 10.37 0.06 79.47 Average: 3 7.73 0.00 0.85 7.73 0.05 83.63 Average: 4 6.66 0.00 1.75 3.05 0.03 88.51 Average: 5 3.38 0.00 0.64 6.06 0.05 89.87 Average: 6 8.37 0.00 0.98 17.64 0.05 72.96 Average: 7 5.95 0.00 1.56 4.49 0.05 87.95