---> uname -a: Linux prd-centos8-docker-8c-8g-1146.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 1058 27293 19 3538 30376 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:7b:ab:1f brd ff:ff:ff:ff:ff:ff altname enp0s3 altname ens3 inet 10.30.106.144/23 brd 10.30.107.255 scope global dynamic noprefixroute eth0 valid_lft 86139sec preferred_lft 86139sec inet6 fe80::f816:3eff:fe7b:ab1f/64 scope link valid_lft forever preferred_lft forever 3: docker0: mtu 1500 qdisc noqueue state DOWN group default link/ether 02:42:62:a2:4e:08 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::42:62ff:fea2:4e08/64 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) 09/29/2025 _x86_64_ (8 CPU) 17:11:25 LINUX RESTART (8 CPU) 05:12:02 PM tps rtps wtps bread/s bwrtn/s 05:13:01 PM 168.35 14.83 153.52 3257.74 9836.87 05:14:01 PM 466.06 6.40 459.66 1207.67 15303.73 05:15:01 PM 176.45 0.80 175.65 370.08 40109.71 Average: 270.84 7.30 263.54 1602.59 21818.02 05:12:02 PM kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 05:13:01 PM 29184756 31042420 3470956 10.63 2688 2175724 1808068 5.36 155972 2858760 145508 05:14:01 PM 27878740 30257736 4776972 14.63 2688 2686872 2120036 6.29 388800 3883160 286756 05:15:01 PM 27906392 31053092 4749320 14.54 2688 3447060 1590408 4.72 628512 3590740 160760 Average: 28323296 30784416 4332416 13.27 2688 2769885 1839504 5.46 391095 3444220 197675 05:12:02 PM IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 05:13:01 PM lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 05:13:01 PM eth0 136.56 117.71 1483.76 40.28 0.00 0.00 0.00 0.00 05:13:01 PM docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 05:14:01 PM lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 05:14:01 PM eth0 606.20 494.35 7532.66 64.18 0.00 0.00 0.00 0.00 05:14:01 PM docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 05:15:01 PM lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 05:15:01 PM eth0 350.99 306.23 3961.80 1244.72 0.00 0.00 0.00 0.00 05:15:01 PM docker0 12.13 23.11 0.79 244.65 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 365.84 307.14 4341.75 452.08 0.00 0.00 0.00 0.00 Average: docker0 4.07 7.75 0.27 82.02 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) 09/29/2025 _x86_64_ (8 CPU) 17:11:25 LINUX RESTART (8 CPU) 05:12:02 PM CPU %user %nice %system %iowait %steal %idle 05:13:01 PM all 10.76 0.00 0.98 0.70 0.06 87.50 05:13:01 PM 0 15.47 0.00 1.22 0.53 0.07 82.72 05:13:01 PM 1 2.38 0.00 0.54 1.22 0.07 95.78 05:13:01 PM 2 18.38 0.00 0.73 0.71 0.05 80.13 05:13:01 PM 3 10.36 0.00 1.41 0.80 0.07 87.36 05:13:01 PM 4 7.81 0.00 0.85 0.36 0.03 90.96 05:13:01 PM 5 7.42 0.00 0.59 0.97 0.05 90.97 05:13:01 PM 6 17.65 0.00 1.41 0.53 0.05 80.37 05:13:01 PM 7 6.60 0.00 1.07 0.49 0.07 91.76 05:14:01 PM all 26.33 0.00 1.71 2.01 0.09 69.86 05:14:01 PM 0 22.21 0.00 1.46 1.63 0.08 74.62 05:14:01 PM 1 25.22 0.00 1.37 2.06 0.08 71.26 05:14:01 PM 2 30.03 0.00 1.74 1.98 0.07 66.19 05:14:01 PM 3 10.39 0.00 2.10 2.92 0.08 84.51 05:14:01 PM 4 30.19 0.00 2.49 3.65 0.10 63.56 05:14:01 PM 5 16.83 0.00 1.41 1.46 0.10 80.20 05:14:01 PM 6 38.74 0.00 1.44 1.09 0.08 58.65 05:14:01 PM 7 36.98 0.00 1.69 1.34 0.10 59.89 05:15:01 PM all 15.81 0.00 2.57 2.10 0.08 79.45 05:15:01 PM 0 14.36 0.00 2.66 2.56 0.08 80.33 05:15:01 PM 1 11.59 0.00 2.66 5.11 0.08 80.56 05:15:01 PM 2 16.53 0.00 2.47 0.72 0.08 80.19 05:15:01 PM 3 9.26 0.00 2.55 1.64 0.07 86.48 05:15:01 PM 4 17.77 0.00 2.47 2.32 0.07 77.38 05:15:01 PM 5 18.25 0.00 3.09 0.77 0.07 77.82 05:15:01 PM 6 23.57 0.00 2.60 1.97 0.10 71.76 05:15:01 PM 7 15.15 0.00 2.06 1.66 0.07 81.05 Average: all 17.66 0.00 1.76 1.61 0.07 78.90 Average: 0 17.36 0.00 1.78 1.58 0.08 79.21 Average: 1 13.12 0.00 1.53 2.80 0.08 82.47 Average: 2 21.67 0.00 1.65 1.14 0.07 75.47 Average: 3 10.00 0.00 2.02 1.79 0.07 86.11 Average: 4 18.62 0.00 1.94 2.11 0.07 77.26 Average: 5 14.19 0.00 1.70 1.07 0.07 82.97 Average: 6 26.70 0.00 1.81 1.20 0.08 70.21 Average: 7 19.65 0.00 1.61 1.17 0.08 77.49