---> uname -a: Linux prd-centos8-docker-8c-8g-3841.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 1008 26650 19 4231 30429 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:77:4f:cf brd ff:ff:ff:ff:ff:ff altname enp0s3 altname ens3 inet 10.30.106.152/23 brd 10.30.107.255 scope global dynamic noprefixroute eth0 valid_lft 86189sec preferred_lft 86189sec inet6 fe80::f816:3eff:fe77:4fcf/64 scope link valid_lft forever preferred_lft forever 3: docker0: mtu 1500 qdisc noqueue state DOWN group default link/ether 02:42:8e:3a:5c:b7 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 ---> sar -b -r -n DEV: Linux 4.18.0-448.el8.x86_64 (centos-stream-8-docker-63ec32c8-5733-60f9-7d79-7a12e2b2c472.nova) 10/20/2025 _x86_64_ (8 CPU) 04:45:23 LINUX RESTART (8 CPU) 04:46:01 AM tps rtps wtps bread/s bwrtn/s 04:47:01 AM 137.75 2.68 135.07 1597.73 10517.23 04:48:01 AM 290.29 16.06 274.23 1764.08 10625.62 Average: 214.02 9.37 204.65 1680.91 10571.43 04:46:01 AM kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 04:47:01 AM 29471784 31266884 3183928 9.75 2688 2113944 1400648 4.16 147312 2583976 126704 04:48:01 AM 27310460 31170492 5345252 16.37 2688 4163636 1463084 4.34 344056 4492920 1901712 Average: 28391122 31218688 4264590 13.06 2688 3138790 1431866 4.25 245684 3538448 1014208 04:46:01 AM IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 04:47:01 AM lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 04:47:01 AM eth0 119.33 91.30 1171.23 30.64 0.00 0.00 0.00 0.00 04:47:01 AM docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 04:48:01 AM lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 04:48:01 AM eth0 702.95 482.19 13151.22 77.25 0.00 0.00 0.00 0.00 04:48:01 AM docker0 0.00 0.00 0.00 0.00 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 411.14 286.75 7161.22 53.95 0.00 0.00 0.00 0.00 Average: docker0 0.00 0.00 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) 10/20/2025 _x86_64_ (8 CPU) 04:45:23 LINUX RESTART (8 CPU) 04:46:01 AM CPU %user %nice %system %iowait %steal %idle 04:47:01 AM all 7.97 0.00 0.88 0.46 0.04 90.65 04:47:01 AM 0 7.69 0.00 0.67 0.30 0.05 91.29 04:47:01 AM 1 19.09 0.00 2.25 0.92 0.05 77.69 04:47:01 AM 2 2.91 0.00 0.40 0.32 0.03 96.34 04:47:01 AM 3 5.43 0.00 0.69 0.62 0.03 93.23 04:47:01 AM 4 7.59 0.00 0.55 0.77 0.03 91.06 04:47:01 AM 5 2.99 0.00 0.48 0.47 0.03 96.03 04:47:01 AM 6 3.09 0.00 0.62 0.08 0.03 96.18 04:47:01 AM 7 14.98 0.00 1.35 0.23 0.03 83.40 04:48:01 AM all 16.20 0.00 1.81 0.80 0.07 81.12 04:48:01 AM 0 8.64 0.00 1.55 0.53 0.05 89.22 04:48:01 AM 1 14.44 0.00 2.04 0.94 0.08 82.50 04:48:01 AM 2 26.24 0.00 0.82 0.45 0.08 72.41 04:48:01 AM 3 22.19 0.00 2.53 0.95 0.10 74.23 04:48:01 AM 4 9.39 0.00 1.34 0.20 0.05 89.02 04:48:01 AM 5 14.34 0.00 2.02 1.02 0.08 82.53 04:48:01 AM 6 20.65 0.00 3.18 1.72 0.07 74.38 04:48:01 AM 7 13.71 0.00 0.97 0.60 0.07 84.65 Average: all 12.08 0.00 1.34 0.63 0.06 85.89 Average: 0 8.16 0.00 1.11 0.42 0.05 90.26 Average: 1 16.77 0.00 2.15 0.93 0.07 80.09 Average: 2 14.57 0.00 0.61 0.38 0.06 84.37 Average: 3 13.80 0.00 1.61 0.79 0.07 83.74 Average: 4 8.49 0.00 0.94 0.48 0.04 90.04 Average: 5 8.66 0.00 1.25 0.74 0.06 89.29 Average: 6 11.86 0.00 1.90 0.90 0.05 85.29 Average: 7 14.34 0.00 1.16 0.42 0.05 84.03