---> uname -a: Linux prd-centos8-docker-8c-8g-679.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 12G 149G 8% / tmpfs 3.2G 0 3.2G 0% /run/user/1001 ---> free -m: total used free shared buff/cache available Mem: 31890 1067 26537 19 4284 30357 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:2f:c2:24 brd ff:ff:ff:ff:ff:ff altname enp0s3 altname ens3 inet 10.30.106.35/23 brd 10.30.107.255 scope global dynamic noprefixroute eth0 valid_lft 86103sec preferred_lft 86103sec inet6 fe80::f816:3eff:fe2f:c224/64 scope link valid_lft forever preferred_lft forever 3: docker0: mtu 1500 qdisc noqueue state DOWN group default link/ether 02:42:1a:5a:62:1a 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 inet6 fe80::42:1aff:fe5a:621a/64 scope link 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) 12/22/2025 _x86_64_ (8 CPU) 02:28:58 LINUX RESTART (8 CPU) 02:30:01 AM tps rtps wtps bread/s bwrtn/s 02:31:01 AM 253.32 16.76 236.57 3279.03 12472.03 02:32:01 AM 64.81 3.87 60.94 1110.88 9836.84 02:33:01 AM 138.44 15.03 123.41 5439.25 29788.04 Average: 152.20 11.88 140.31 3276.51 17365.78 02:30:01 AM kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 02:31:01 AM 28518660 30651324 4137052 12.67 2688 2446660 1868900 5.54 173388 3486672 270852 02:32:01 AM 27096692 29708680 5559020 17.02 2688 2921964 2657088 7.88 303672 4758836 438408 02:33:01 AM 27229436 31119496 5426276 16.62 2688 4181892 1471912 4.37 738952 4131940 716236 Average: 27614929 30493167 5040783 15.44 2688 3183505 1999300 5.93 405337 4125816 475165 02:30:01 AM IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 02:31:01 AM lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 02:31:01 AM eth0 476.58 357.47 5149.59 62.20 0.00 0.00 0.00 0.00 02:31:01 AM docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 02:32:01 AM lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 02:32:01 AM eth0 1208.77 417.91 6341.72 36.71 0.00 0.00 0.00 0.00 02:32:01 AM docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 02:33:01 AM lo 11.88 11.88 1.26 1.26 0.00 0.00 0.00 0.00 02:33:01 AM eth0 325.47 166.98 2267.40 34.16 0.00 0.00 0.00 0.00 02:33:01 AM docker0 4.28 5.43 0.61 0.63 0.00 0.00 0.00 0.00 Average: lo 3.96 3.96 0.42 0.42 0.00 0.00 0.00 0.00 Average: eth0 670.23 314.12 4586.17 44.36 0.00 0.00 0.00 0.00 Average: docker0 1.43 1.81 0.20 0.21 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) 12/22/2025 _x86_64_ (8 CPU) 02:28:58 LINUX RESTART (8 CPU) 02:30:01 AM CPU %user %nice %system %iowait %steal %idle 02:31:01 AM all 12.65 0.00 1.18 1.04 0.06 85.06 02:31:01 AM 0 12.76 0.00 1.15 0.48 0.07 85.53 02:31:01 AM 1 15.77 0.00 2.36 2.39 0.07 79.42 02:31:01 AM 2 11.29 0.00 1.12 1.64 0.07 85.88 02:31:01 AM 3 12.15 0.00 0.92 0.90 0.07 85.97 02:31:01 AM 4 10.14 0.00 1.22 1.30 0.05 87.29 02:31:01 AM 5 21.44 0.00 1.45 1.05 0.05 76.01 02:31:01 AM 6 5.46 0.00 0.50 0.43 0.07 93.54 02:31:01 AM 7 12.19 0.00 0.74 0.15 0.05 86.88 02:32:01 AM all 21.26 0.00 1.01 0.68 0.07 76.99 02:32:01 AM 0 12.49 0.00 0.92 0.02 0.07 86.50 02:32:01 AM 1 27.08 0.00 1.36 2.60 0.08 68.87 02:32:01 AM 2 17.97 0.00 0.92 0.32 0.08 80.71 02:32:01 AM 3 9.42 0.00 1.05 0.87 0.05 88.61 02:32:01 AM 4 28.00 0.00 0.95 1.26 0.07 69.72 02:32:01 AM 5 28.62 0.00 0.99 0.17 0.08 70.15 02:32:01 AM 6 13.95 0.00 0.70 0.13 0.05 85.17 02:32:01 AM 7 32.58 0.00 1.16 0.05 0.05 66.16 02:33:01 AM all 21.33 0.27 3.32 1.29 0.08 73.71 02:33:01 AM 0 23.29 0.00 2.87 1.26 0.10 72.48 02:33:01 AM 1 23.71 0.02 3.84 2.01 0.10 70.32 02:33:01 AM 2 20.47 0.00 3.64 1.55 0.08 74.25 02:33:01 AM 3 22.41 0.05 2.42 1.58 0.07 73.47 02:33:01 AM 4 22.64 1.99 3.01 2.29 0.07 70.00 02:33:01 AM 5 16.93 0.03 3.30 0.44 0.07 79.23 02:33:01 AM 6 25.97 0.02 3.55 0.84 0.08 69.54 02:33:01 AM 7 15.22 0.05 3.90 0.35 0.10 80.37 Average: all 18.41 0.09 1.83 1.00 0.07 78.60 Average: 0 16.17 0.00 1.65 0.59 0.08 81.52 Average: 1 22.18 0.01 2.52 2.33 0.08 72.88 Average: 2 16.57 0.00 1.89 1.17 0.08 80.29 Average: 3 14.65 0.02 1.46 1.12 0.06 82.69 Average: 4 20.25 0.66 1.73 1.61 0.06 75.69 Average: 5 22.34 0.01 1.91 0.55 0.07 75.12 Average: 6 15.10 0.01 1.58 0.47 0.07 82.78 Average: 7 20.00 0.02 1.93 0.18 0.07 77.81