---> uname -a: Linux prd-centos8-builder-4c-4g-18140.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 9.4G 71G 12% / tmpfs 1.6G 0 1.6G 0% /run/user/1001 ---> free -m: total used free shared buff/cache available Mem: 15763 774 12036 19 2952 14639 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:7d:52:77 brd ff:ff:ff:ff:ff:ff altname enp0s3 altname ens3 inet 10.30.106.132/23 brd 10.30.107.255 scope global dynamic noprefixroute eth0 valid_lft 86129sec preferred_lft 86129sec inet6 fe80::f816:3eff:fe7d:5277/64 scope link valid_lft forever preferred_lft forever ---> sar -b -r -n DEV: Linux 4.18.0-448.el8.x86_64 (centos-stream-8-builder-63d9752a-2c92-2a07-2618-33e2bb46e6c7.nov) 12/06/2025 _x86_64_ (4 CPU) 06:02:23 LINUX RESTART (4 CPU) 06:03:01 AM tps rtps wtps bread/s bwrtn/s 06:04:01 AM 397.75 94.25 303.50 3692.21 13334.74 06:05:01 AM 205.90 4.23 201.67 1244.50 12448.82 06:06:01 AM 53.90 1.61 52.29 1734.78 10711.02 Average: 219.16 33.36 185.80 2223.75 12164.62 06:03:01 AM kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 06:04:01 AM 12759856 14735724 3381676 20.95 2688 2172096 1141992 6.64 209396 2758228 212664 06:05:01 AM 9899592 12337600 6241940 38.67 2688 2626280 3438996 20.01 333924 5449324 312188 06:06:01 AM 11084368 13735668 5057164 31.33 2688 2838984 1986364 11.56 520096 4082564 171336 Average: 11247939 13602997 4893593 30.32 2688 2545787 2189117 12.73 354472 4096705 232063 06:03:01 AM IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 06:04:01 AM lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 06:04:01 AM eth0 251.58 198.88 2894.29 35.16 0.00 0.00 0.00 0.00 06:05:01 AM lo 1050.18 1050.18 1042.62 1042.62 0.00 0.00 0.00 0.00 06:05:01 AM eth0 335.84 263.92 4802.18 34.24 0.00 0.00 0.00 0.00 06:06:01 AM lo 1.45 1.45 2.36 2.36 0.00 0.00 0.00 0.00 06:06:01 AM eth0 137.29 104.44 2670.56 11.85 0.00 0.00 0.00 0.00 Average: lo 350.49 350.49 348.27 348.27 0.00 0.00 0.00 0.00 Average: eth0 241.55 189.07 3455.54 27.08 0.00 0.00 0.00 0.00 ---> sar -P ALL: Linux 4.18.0-448.el8.x86_64 (centos-stream-8-builder-63d9752a-2c92-2a07-2618-33e2bb46e6c7.nov) 12/06/2025 _x86_64_ (4 CPU) 06:02:23 LINUX RESTART (4 CPU) 06:03:01 AM CPU %user %nice %system %iowait %steal %idle 06:04:01 AM all 29.23 0.69 13.07 2.57 0.10 54.35 06:04:01 AM 0 22.46 0.67 11.42 1.92 0.10 63.43 06:04:01 AM 1 29.91 0.82 14.67 2.60 0.10 51.90 06:04:01 AM 2 28.64 0.89 16.92 3.07 0.10 50.39 06:04:01 AM 3 35.90 0.38 9.28 2.68 0.08 51.67 06:05:01 AM all 67.26 0.00 2.35 0.98 0.10 29.31 06:05:01 AM 0 76.93 0.00 1.90 0.65 0.08 20.43 06:05:01 AM 1 58.32 0.00 2.34 1.57 0.10 37.67 06:05:01 AM 2 71.43 0.00 2.17 0.50 0.12 25.78 06:05:01 AM 3 62.33 0.00 2.99 1.20 0.10 33.37 06:06:01 AM all 62.80 0.00 1.64 0.48 0.09 35.00 06:06:01 AM 0 67.17 0.00 1.74 0.68 0.10 30.31 06:06:01 AM 1 67.19 0.00 1.20 0.18 0.08 31.34 06:06:01 AM 2 52.23 0.00 2.57 0.84 0.08 44.27 06:06:01 AM 3 64.57 0.00 1.05 0.22 0.08 34.07 Average: all 53.11 0.23 5.68 1.34 0.09 39.54 Average: 0 55.53 0.22 5.02 1.09 0.09 38.05 Average: 1 51.83 0.27 6.06 1.45 0.09 40.29 Average: 2 50.79 0.30 7.21 1.47 0.10 40.13 Average: 3 54.27 0.13 4.44 1.37 0.09 39.70