---> uname -a: Linux prd-centos8-docker-8c-8g-39041.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: 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): 0-7 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 1040 27312 19 3536 30393 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:6f:89:f7 brd ff:ff:ff:ff:ff:ff altname enp0s3 altname ens3 inet 10.30.107.135/23 brd 10.30.107.255 scope global dynamic noprefixroute eth0 valid_lft 86140sec preferred_lft 86140sec inet6 fe80::f816:3eff:fe6f:89f7/64 scope link valid_lft forever preferred_lft forever 3: docker0: mtu 1500 qdisc noqueue state DOWN group default link/ether 02:42:36:ba:08:c7 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::42:36ff:feba:8c7/64 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) 08/19/2025 _x86_64_ (8 CPU) 17:11:18 LINUX RESTART (8 CPU) 05:12:02 PM tps rtps wtps bread/s bwrtn/s 05:13:01 PM 199.37 14.76 184.61 3184.27 11365.23 05:14:01 PM 440.18 6.38 433.79 1207.40 14105.10 05:15:01 PM 166.73 1.25 165.48 451.45 39981.51 Average: 269.14 7.42 261.72 1605.54 21876.67 05:12:02 PM kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 05:13:01 PM 28977700 30874732 3678012 11.26 2688 2213888 1810332 5.37 160132 3054716 155884 05:14:01 PM 27242940 29642784 5412772 16.58 2688 2707088 2687388 7.97 395684 4509728 305948 05:15:01 PM 28034400 31187552 4621312 14.15 2688 3452748 1458784 4.33 797312 3292636 176744 Average: 28085013 30568356 4570699 14.00 2688 2791241 1985501 5.89 451043 3619027 212859 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 244.47 193.88 2116.53 48.42 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 600.30 464.72 7242.71 61.28 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 435.32 396.57 3809.06 2371.29 0.00 0.00 0.00 0.00 05:15:01 PM docker0 9.71 28.99 0.66 244.58 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 427.71 352.61 4402.10 831.43 0.00 0.00 0.00 0.00 Average: docker0 3.26 9.72 0.22 81.99 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) 08/19/2025 _x86_64_ (8 CPU) 17:11:18 LINUX RESTART (8 CPU) 05:12:02 PM CPU %user %nice %system %iowait %steal %idle 05:13:01 PM all 11.47 0.00 1.15 1.00 0.07 86.30 05:13:01 PM 0 8.51 0.00 1.56 2.36 0.10 87.46 05:13:01 PM 1 13.92 0.00 1.46 1.46 0.05 83.11 05:13:01 PM 2 13.08 0.00 1.32 0.44 0.07 85.08 05:13:01 PM 3 24.35 0.00 1.95 0.80 0.07 72.84 05:13:01 PM 4 9.67 0.00 0.87 0.34 0.07 89.06 05:13:01 PM 5 10.38 0.00 0.92 0.65 0.07 87.99 05:13:01 PM 6 4.78 0.00 0.34 0.29 0.05 94.54 05:13:01 PM 7 7.08 0.00 0.80 1.70 0.07 90.35 05:14:01 PM all 27.97 0.00 1.79 1.61 0.08 68.54 05:14:01 PM 0 31.56 0.00 2.62 2.00 0.10 63.72 05:14:01 PM 1 30.37 0.00 2.81 3.20 0.10 63.51 05:14:01 PM 2 21.23 0.00 1.39 1.02 0.08 76.27 05:14:01 PM 3 30.67 0.00 1.64 1.78 0.08 65.83 05:14:01 PM 4 28.75 0.00 1.67 1.39 0.08 68.11 05:14:01 PM 5 24.16 0.00 1.58 1.83 0.08 72.36 05:14:01 PM 6 20.51 0.00 1.59 1.33 0.05 76.52 05:14:01 PM 7 36.52 0.00 1.04 0.35 0.08 62.01 05:15:01 PM all 16.01 0.00 2.77 1.32 0.07 79.83 05:15:01 PM 0 13.96 0.00 3.34 1.11 0.08 81.50 05:15:01 PM 1 20.35 0.00 3.17 2.92 0.07 73.49 05:15:01 PM 2 8.37 0.00 2.50 1.36 0.08 87.68 05:15:01 PM 3 20.27 0.00 2.18 0.47 0.07 77.01 05:15:01 PM 4 11.93 0.00 2.96 1.65 0.05 83.42 05:15:01 PM 5 25.75 0.00 3.10 0.65 0.08 70.41 05:15:01 PM 6 20.14 0.00 2.50 0.97 0.07 76.32 05:15:01 PM 7 7.32 0.00 2.38 1.44 0.07 88.79 Average: all 18.52 0.00 1.91 1.31 0.07 78.19 Average: 0 18.05 0.00 2.51 1.82 0.10 77.52 Average: 1 21.58 0.00 2.49 2.53 0.07 73.33 Average: 2 14.23 0.00 1.74 0.94 0.08 83.00 Average: 3 25.10 0.00 1.93 1.02 0.07 71.88 Average: 4 16.82 0.00 1.84 1.13 0.07 80.15 Average: 5 20.13 0.00 1.87 1.04 0.08 76.87 Average: 6 15.18 0.00 1.48 0.87 0.06 82.41 Average: 7 17.02 0.00 1.41 1.16 0.07 80.33