---> uname -a: Linux prd-centos8-docker-4c-4g-34866.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: 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): 0-3 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 11G 70G 13% / tmpfs 1.6G 0 1.6G 0% /run/user/1001 ---> free -m: total used free shared buff/cache available Mem: 15763 821 11904 19 3037 14596 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:d9:03:9b brd ff:ff:ff:ff:ff:ff altname enp0s3 altname ens3 inet 10.30.106.107/23 brd 10.30.107.255 scope global dynamic noprefixroute eth0 valid_lft 85978sec preferred_lft 85978sec inet6 fe80::f816:3eff:fed9:39b/64 scope link valid_lft forever preferred_lft forever 3: docker0: mtu 1500 qdisc noqueue state DOWN group default link/ether 02:42:b0:8c:06:0a 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:b0ff:fe8c:60a/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) 08/12/2025 _x86_64_ (4 CPU) 21:13:22 LINUX RESTART (4 CPU) 09:14:01 PM tps rtps wtps bread/s bwrtn/s 09:15:01 PM 131.99 19.78 112.21 3852.39 7996.74 09:16:01 PM 227.34 7.31 220.03 1034.97 12464.59 09:17:01 PM 30.03 0.00 30.03 0.00 7524.75 09:18:01 PM 5.18 1.70 3.48 51.06 307.03 09:19:01 PM 70.01 1.62 68.39 496.23 15011.25 09:20:01 PM 26.22 0.47 25.76 64.51 1819.58 Average: 81.82 5.15 76.67 916.83 7521.44 09:14:01 PM kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 09:15:01 PM 12922408 14867600 3219124 19.94 2688 2154548 1416328 8.24 158236 2686664 204764 09:16:01 PM 11918496 14210360 4223036 26.16 2688 2494144 1775700 10.33 237908 3569120 206692 09:17:01 PM 10520748 12825612 5620784 34.82 2688 2506304 3036828 17.67 259176 4938324 1988 09:18:01 PM 9393460 11706972 6748072 41.81 2688 2514636 4135200 24.06 262968 6058608 1660 09:19:01 PM 6915424 9705192 9226108 57.16 2688 2980104 12818136 74.57 379960 8336532 22908 09:20:01 PM 12216676 14971456 3924856 24.32 2688 2944400 1147920 6.68 580984 2884232 22616 Average: 10647869 13047865 5493663 34.03 2688 2599023 4055019 23.59 313205 4745580 76771 09:14:01 PM IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 09:15:01 PM lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 09:15:01 PM eth0 193.96 129.03 1338.50 28.23 0.00 0.00 0.00 0.00 09:15:01 PM docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 09:16:01 PM lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 09:16:01 PM eth0 363.24 287.80 4791.24 39.74 0.00 0.00 0.00 0.00 09:16:01 PM docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 09:17:01 PM lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 09:17:01 PM eth0 17.88 15.33 3.88 25.60 0.00 0.00 0.00 0.00 09:17:01 PM docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 09:18:01 PM lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 09:18:01 PM eth0 18.65 17.48 3.80 20.36 0.00 0.00 0.00 0.00 09:18:01 PM docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 09:19:01 PM lo 16.33 16.33 27.31 27.31 0.00 0.00 0.00 0.00 09:19:01 PM eth0 364.28 220.41 2838.26 19.41 0.00 0.00 0.00 0.00 09:19:01 PM docker0 0.13 0.23 0.01 0.02 0.00 0.00 0.00 0.00 09:19:01 PM veth1e96a55 0.13 0.38 0.01 0.03 0.00 0.00 0.00 0.00 09:19:01 PM br-9bf1874be74b 5.28 5.28 25.58 0.90 0.00 0.00 0.00 0.00 09:19:01 PM vetha9ae801 5.53 5.10 25.65 0.87 0.00 0.00 0.00 0.00 09:19:01 PM veth81f5a38 10.13 10.86 26.49 26.55 0.00 0.00 0.00 0.00 09:20:01 PM lo 2.33 2.33 0.15 0.15 0.00 0.00 0.00 0.00 09:20:01 PM eth0 14.11 12.00 10.40 6.03 0.00 0.00 0.00 0.00 09:20:01 PM docker0 0.10 0.12 0.00 0.01 0.00 0.00 0.00 0.00 Average: lo 3.11 3.11 4.58 4.58 0.00 0.00 0.00 0.00 Average: eth0 162.05 113.70 1498.11 23.23 0.00 0.00 0.00 0.00 Average: docker0 0.04 0.06 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) 08/12/2025 _x86_64_ (4 CPU) 21:13:22 LINUX RESTART (4 CPU) 09:14:01 PM CPU %user %nice %system %iowait %steal %idle 09:15:01 PM all 22.05 0.00 2.07 1.84 0.08 73.96 09:15:01 PM 0 34.15 0.00 2.75 2.22 0.08 60.79 09:15:01 PM 1 24.71 0.00 2.15 1.85 0.08 71.20 09:15:01 PM 2 12.19 0.00 1.52 0.90 0.08 85.30 09:15:01 PM 3 17.12 0.00 1.84 2.37 0.08 78.59 09:16:01 PM all 45.22 0.00 3.10 4.50 0.10 47.08 09:16:01 PM 0 49.13 0.00 2.59 2.88 0.10 45.30 09:16:01 PM 1 43.95 0.00 3.22 3.47 0.10 49.26 09:16:01 PM 2 43.17 0.00 3.51 5.71 0.12 47.50 09:16:01 PM 3 44.64 0.00 3.08 5.93 0.10 46.25 09:17:01 PM all 44.33 0.00 0.76 1.43 0.09 53.39 09:17:01 PM 0 48.87 0.00 0.43 3.04 0.08 47.58 09:17:01 PM 1 42.83 0.00 0.52 0.02 0.08 56.55 09:17:01 PM 2 36.51 0.00 0.77 0.55 0.08 62.08 09:17:01 PM 3 49.15 0.00 1.31 2.12 0.10 47.32 09:18:01 PM all 24.64 0.00 0.59 0.15 0.07 74.55 09:18:01 PM 0 36.99 0.00 0.78 0.08 0.08 62.06 09:18:01 PM 1 30.90 0.00 0.67 0.07 0.08 68.28 09:18:01 PM 2 15.03 0.00 0.53 0.40 0.07 83.97 09:18:01 PM 3 15.61 0.00 0.37 0.07 0.05 83.90 09:19:01 PM all 37.87 0.00 2.95 1.64 0.11 57.43 09:19:01 PM 0 34.30 0.00 3.68 0.87 0.10 61.05 09:19:01 PM 1 45.82 0.00 2.86 3.21 0.10 48.02 09:19:01 PM 2 38.54 0.00 2.44 0.94 0.10 57.98 09:19:01 PM 3 32.84 0.00 2.84 1.53 0.12 62.67 09:20:01 PM all 21.35 0.00 1.42 0.21 0.06 76.96 09:20:01 PM 0 19.49 0.00 1.05 0.37 0.07 79.02 09:20:01 PM 1 17.52 0.00 1.45 0.05 0.07 80.91 09:20:01 PM 2 32.36 0.00 1.77 0.18 0.07 65.62 09:20:01 PM 3 16.02 0.00 1.39 0.23 0.05 82.31 Average: all 32.56 0.00 1.81 1.63 0.09 63.91 Average: 0 37.15 0.00 1.88 1.58 0.09 59.30 Average: 1 34.27 0.00 1.81 1.44 0.09 62.39 Average: 2 29.62 0.00 1.76 1.45 0.09 67.08 Average: 3 29.20 0.00 1.80 2.04 0.08 66.88