---> uname -a: Linux prd-centos8-docker-4c-4g-39505.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 14% / tmpfs 1.6G 0 1.6G 0% /run/user/1001 ---> free -m: total used free shared buff/cache available Mem: 15763 989 10995 19 3778 14425 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:55:b1:87 brd ff:ff:ff:ff:ff:ff altname enp0s3 altname ens3 inet 10.30.107.155/23 brd 10.30.107.255 scope global dynamic noprefixroute eth0 valid_lft 86105sec preferred_lft 86105sec inet6 fe80::f816:3eff:fe55:b187/64 scope link valid_lft forever preferred_lft forever 3: docker0: mtu 1500 qdisc noqueue state DOWN group default link/ether 02:42:5b:06:93:62 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::42:5bff:fe06:9362/64 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) 08/21/2025 _x86_64_ (4 CPU) 12:19:58 LINUX RESTART (4 CPU) 12:20:00 PM tps rtps wtps bread/s bwrtn/s 12:21:01 PM 299.32 174.11 125.21 19337.45 41418.94 12:22:01 PM 253.02 5.13 247.89 565.26 12935.44 12:23:01 PM 211.11 2.00 209.11 561.01 33794.90 12:24:01 PM 978.32 95.10 883.22 1697.70 24434.36 Average: 435.35 69.13 366.22 5546.63 28150.64 12:20:00 PM kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 12:21:01 PM 13446100 15162848 2695432 16.70 2688 1933148 1102356 6.41 138628 2206604 152104 12:22:01 PM 11762284 13824448 4379248 27.13 2688 2266468 2375744 13.82 195412 3774748 178032 12:23:01 PM 10785548 14078924 5355984 33.18 2688 3386032 1799844 10.47 366640 4334048 402948 12:24:01 PM 9117028 12567040 7024504 43.52 2688 3443624 1921148 11.18 416816 5703784 20 Average: 11277740 13908315 4863792 30.13 2688 2757318 1799773 10.47 279374 4004796 183276 12:20:00 PM IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 12:21:01 PM lo 0.03 0.03 0.00 0.00 0.00 0.00 0.00 0.00 12:21:01 PM eth0 409.49 243.43 1687.03 72.28 0.00 0.00 0.00 0.00 12:21:01 PM docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 12:22:01 PM lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 12:22:01 PM eth0 317.74 250.42 3503.50 40.92 0.00 0.00 0.00 0.00 12:22:01 PM docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 12:23:01 PM lo 6.18 6.18 4.51 4.51 0.00 0.00 0.00 0.00 12:23:01 PM eth0 554.52 325.34 4087.08 40.37 0.00 0.00 0.00 0.00 12:23:01 PM docker0 3.40 3.25 4.09 0.46 0.00 0.00 0.00 0.00 12:24:01 PM lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 12:24:01 PM eth0 6.45 5.56 58.57 0.70 0.00 0.00 0.00 0.00 12:24:01 PM docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 Average: lo 1.55 1.55 1.13 1.13 0.00 0.00 0.00 0.00 Average: eth0 322.09 206.21 2333.87 38.58 0.00 0.00 0.00 0.00 Average: docker0 0.85 0.81 1.02 0.11 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) 08/21/2025 _x86_64_ (4 CPU) 12:19:58 LINUX RESTART (4 CPU) 12:20:00 PM CPU %user %nice %system %iowait %steal %idle 12:21:01 PM all 27.94 0.01 5.80 4.32 0.10 61.82 12:21:01 PM 0 17.36 0.00 5.66 6.90 0.12 69.97 12:21:01 PM 1 23.05 0.03 5.92 2.54 0.10 68.35 12:21:01 PM 2 36.20 0.00 6.13 4.79 0.10 52.78 12:21:01 PM 3 35.21 0.00 5.50 3.07 0.10 56.13 12:22:01 PM all 35.78 0.00 2.41 1.27 0.10 60.43 12:22:01 PM 0 37.91 0.00 1.75 0.87 0.10 59.38 12:22:01 PM 1 33.26 0.00 2.87 1.84 0.10 61.93 12:22:01 PM 2 32.73 0.00 2.31 1.05 0.10 63.81 12:22:01 PM 3 39.23 0.00 2.73 1.34 0.10 56.61 12:23:01 PM all 36.28 0.08 7.88 1.93 0.11 53.72 12:23:01 PM 0 29.13 0.00 7.20 0.78 0.12 62.77 12:23:01 PM 1 36.20 0.17 7.39 1.77 0.10 54.37 12:23:01 PM 2 34.77 0.15 7.39 3.62 0.12 53.94 12:23:01 PM 3 44.99 0.02 9.53 1.54 0.12 43.80 12:24:01 PM all 33.79 0.00 4.96 7.02 0.11 54.12 12:24:01 PM 0 21.57 0.00 4.76 7.38 0.12 66.17 12:24:01 PM 1 61.23 0.00 6.52 8.63 0.12 23.50 12:24:01 PM 2 31.14 0.00 3.90 5.80 0.10 59.07 12:24:01 PM 3 21.30 0.00 4.64 6.29 0.12 67.65 Average: all 33.44 0.02 5.25 3.64 0.11 57.54 Average: 0 26.50 0.00 4.83 3.99 0.11 64.57 Average: 1 38.40 0.05 5.67 3.69 0.11 52.08 Average: 2 33.70 0.04 4.92 3.81 0.11 57.42 Average: 3 35.17 0.00 5.59 3.06 0.11 56.07